{"id":35714,"date":"2023-12-02T04:39:59","date_gmt":"2023-12-01T19:39:59","guid":{"rendered":"https:\/\/jouhou.main.jp\/?p=35714"},"modified":"2026-02-04T20:03:43","modified_gmt":"2026-02-04T11:03:43","slug":"linux%e3%81%aeext4%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e3%82%b7%e3%82%b9%e3%83%86%e3%83%a0%e9%9a%9c%e5%ae%b3%ef%bc%9a%e5%be%a9%e6%97%a7%e3%83%86%e3%82%af%e3%83%8b%e3%83%83%e3%82%af%e3%81%a8%e6%99%82","status":"publish","type":"post","link":"https:\/\/jouhou.main.jp\/?p=35714","title":{"rendered":"Linux\u306eExt4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\uff1a\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u3068\u6642\u9593"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"35714\" class=\"elementor elementor-35714\" data-elementor-settings=\"[]\">\n\t\t\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6f4410c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6f4410c\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9ed7c5b\" data-id=\"9ed7c5b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5ebdc22 elementor-widget elementor-widget-html\" data-id=\"5ebdc22\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\r\n\r\n<section style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:14px; background:#ffffff;\"> <div style=\"max-width:100%; box-sizing:border-box; overflow:visible;\"> <div style=\"margin:0 0 10px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\"> <div style=\"overflow-wrap:anywhere; max-width:100%; display:inline-block; font-size:16px; letter-spacing:0.06em; color:#ffffff; background:#000000; border:1px solid #e5e7eb; border-radius:3px; padding:2px 8px; box-sizing:border-box;\">\u6700\u77ed\u30c1\u30a7\u30c3\u30af<\/div> <div style=\"display:block; margin:10px 0 6px 0; font-size:18px; font-weight:700; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">Ext4\u969c\u5bb3\u306f\u300c\u6700\u521d\u306e\u4e00\u624b\u300d\u3067\u5fa9\u65e7\u6642\u9593\u304c\u5909\u308f\u308b<\/div> <div style=\"margin:0; font-size:13px; color:#374151; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u672c\u756a\u3092\u6b62\u3081\u306b\u304f\u3044\u73fe\u5834\u5411\u3051\u306b\u3001\u4e89\u70b9\u306e\u7d5e\u308a\u8fbc\u307f\u2192\u9078\u629e\u3068\u884c\u52d5\u2192\u5f71\u97ff\u7bc4\u56f2\u306e\u78ba\u8a8d\u3092\u3001\u6700\u5c0f\u5909\u66f4\u3067\u307e\u3068\u3081\u307e\u3059\u3002<\/div> <\/div>\r\n<div style=\"border:1px solid #e5e7eb; border-radius:3px; padding:12px; margin:0 0 12px 0; max-width:100%; box-sizing:border-box; overflow:visible;\">\r\n  <div style=\"font-weight:700; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\r\n    <span style=\"display:inline-block; font-weight:700; color:#ffffff; background:#dc2626; border-radius:3px; padding:2px 8px; margin-right:8px; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">1<\/span>\r\n    30\u79d2\u3067\u4e89\u70b9\u3092\u7d5e\u308b\r\n  <\/div>\r\n  <div style=\"margin:0; font-size:13px; color:#374151; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u300c\u3069\u3053\u304c\u58ca\u308c\u3066\u3044\u308b\u306e\u304b\u300d\u3092\u5148\u306b\u6c7a\u3081\u305a\u3001\u75c7\u72b6\u3068\u4e8b\u5b9f\u304b\u3089\u201c\u5f53\u305f\u308a\u3092\u4ed8\u3051\u308b\u201d\u305f\u3081\u306e\u6700\u77ed\u30c1\u30a7\u30c3\u30af\u3067\u3059\u3002<\/div>\r\n  <ul style=\"margin:10px 0 0 18px; padding:0; max-width:100%; box-sizing:border-box;\">\r\n    <li style=\"margin:6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u3044\u307e Read-only \u306b\u306a\u3063\u3066\u3044\u308b\u304b\uff0f\u518d\u30de\u30a6\u30f3\u30c8\u304c\u8d77\u304d\u3066\u3044\u308b\u304b<\/li>\r\n    <li style=\"margin:6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u76f4\u8fd1\u306e\u5909\u66f4\uff08\u5bb9\u91cf\u903c\u8feb\u3001\u518d\u8d77\u52d5\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u4ea4\u63db\u3001RAID\/LVM\u64cd\u4f5c\u3001\u30ab\u30fc\u30cd\u30eb\u66f4\u65b0\u3001\u30b3\u30f3\u30c6\u30ca\u904b\u7528\u5909\u66f4\uff09<\/li>\r\n    <li style=\"margin:6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30ed\u30b0\u306b I\/O \u30a8\u30e9\u30fc\u7cfb\u304c\u51fa\u3066\u3044\u308b\u304b\u3001\u30e1\u30bf\u30c7\u30fc\u30bf\u6574\u5408\u6027\u7cfb\u304c\u51fa\u3066\u3044\u308b\u304b<\/li>\r\n  <\/ul>\r\n<\/div>\r\n\r\n<div style=\"border:1px solid #e5e7eb; border-radius:3px; padding:12px; margin:0 0 12px 0; max-width:100%; box-sizing:border-box; overflow:visible;\">\r\n  <div style=\"font-weight:700; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\r\n    <span style=\"display:inline-block; font-weight:700; color:#ffffff; background:#16a34a; border-radius:3px; padding:2px 8px; margin-right:8px; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">2<\/span>\r\n    \u4e89\u70b9\u5225\uff1a\u4eca\u5f8c\u306e\u9078\u629e\u3084\u884c\u52d5\r\n  <\/div>\r\n  <div style=\"margin:0 0 10px 0; font-size:13px; color:#374151; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u5fa9\u65e7\u306e\u201c\u65e9\u3055\u201d\u306f\u3001\u3084\u308b\u3053\u3068\u306e\u591a\u3055\u3067\u306f\u306a\u304f\u3001\u4e89\u70b9\u306e\u53d6\u308a\u9055\u3048\u3092\u6e1b\u3089\u305b\u308b\u304b\u3067\u6c7a\u307e\u308a\u307e\u3059\u3002<\/div>\r\n\r\n  <div style=\"border:1px solid #e5e7eb; border-radius:3px; padding:10px; margin:0 0 10px 0; max-width:100%; box-sizing:border-box; overflow:visible;\">\r\n    <div style=\"font-weight:700; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30b1\u30fc\u30b9A\uff1aI\/O\u30a8\u30e9\u30fc\u3084\u8aad\u307f\u53d6\u308a\u9045\u5ef6\u304c\u76ee\u7acb\u3064\uff08\u4e0b\u5c64\u8d77\u56e0\u306e\u7591\u3044\uff09<\/div>\r\n    <pre style=\"margin:0; padding:10px; border-radius:3px; background:#111827; color:#ffffff; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\">\u9078\u629e\u3068\u884c\u52d5\r\n\u307e\u305a\u300c\u66f8\u304d\u8fbc\u307f\u304c\u5897\u3048\u308b\u64cd\u4f5c\u300d\u3092\u907f\u3051\u3001\u73fe\u72b6\u306e\u60c5\u5831\uff08\u30ed\u30b0\/SMART\/RAID\u72b6\u614b\uff09\u3092\u56fa\u3081\u308b\r\n\r\n\u5f71\u97ff\u7bc4\u56f2\u3092\u5c0f\u3055\u304f\u4fdd\u3063\u305f\u307e\u307e\u3001\u30c7\u30fc\u30bf\u78ba\u4fdd\uff08\u30af\u30ed\u30fc\u30f3\/\u30a4\u30e1\u30fc\u30b8\uff09\u3092\u8ef8\u306b\u8a08\u753b\u3059\u308b\r\n\r\n\u4e0b\u5c64\u304c\u4e0d\u5b89\u5b9a\u306a\u3089\u3001Ext4\u5074\u306e\u201c\u4fee\u5fa9\u201d\u3088\u308a\u5148\u306b\u571f\u53f0\u306e\u5b89\u5b9a\u5316\u3092\u512a\u5148\u3059\u308b<\/pre>\r\n<\/div>\r\n\r\n<div style=\"border:1px solid #e5e7eb; border-radius:3px; padding:10px; margin:0 0 10px 0; max-width:100%; box-sizing:border-box; overflow:visible;\">\r\n  <div style=\"font-weight:700; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30b1\u30fc\u30b9B\uff1a\u30b8\u30e3\u30fc\u30ca\u30eb\u518d\u751f\u30fb\u6574\u5408\u6027\u8b66\u544a\u304c\u51fa\u308b\uff08\u30e1\u30bf\u30c7\u30fc\u30bf\u5bc4\u308a\u306e\u7591\u3044\uff09<\/div>\r\n  <pre style=\"margin:0; padding:10px; border-radius:3px; background:#111827; color:#ffffff; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\">\u9078\u629e\u3068\u884c\u52d5\r\n\u307e\u305a\u300c\u4f55\u304c\u58ca\u308c\u3066\u3044\u308b\u304b\u300d\u3092\u30ed\u30b0\u3067\u8a00\u8a9e\u5316\u3057\u3001\u5f71\u97ff\u7bc4\u56f2\uff08\u3069\u306e\u30de\u30a6\u30f3\u30c8\u30dd\u30a4\u30f3\u30c8\/\u30b5\u30fc\u30d3\u30b9\u304b\uff09\u3092\u78ba\u5b9a\u3059\u308b\r\n\r\n\u5909\u66f4\u3092\u6700\u5c0f\u5316\u3057\u3064\u3064\u3001\u5fa9\u65e7\u306b\u8981\u3059\u308b\u6642\u9593\uff08\u505c\u6b62\u6642\u9593\/\u30ea\u30c8\u30e9\u30a4\uff09\u3092\u898b\u7a4d\u3082\u308b\r\n\r\n\u672c\u756a\u30c7\u30fc\u30bf\u3084\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u3080\u5834\u5408\u306f\u3001\u8a3c\u8de1\u3092\u6b8b\u3057\u306a\u304c\u3089\u624b\u9806\u3092\u9078\u3076<\/pre>\r\n<\/div>\r\n\r\n<div style=\"border:1px solid #e5e7eb; border-radius:3px; padding:10px; margin:0 0 10px 0; max-width:100%; box-sizing:border-box; overflow:visible;\">\r\n  <div style=\"font-weight:700; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30b1\u30fc\u30b9C\uff1a\u5bb9\u91cf\u903c\u8feb\u30fb\u4e0d\u6574\u5408\u30fb\u8aa4\u8a2d\u5b9a\u304c\u6df7\u3056\u308b\uff08\u904b\u7528\u8981\u56e0\u306e\u7591\u3044\uff09<\/div>\r\n  <pre style=\"margin:0; padding:10px; border-radius:3px; background:#111827; color:#ffffff; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\">\u9078\u629e\u3068\u884c\u52d5\r\n\u300c\u5bb9\u91cf\u300d\u300c\u6a29\u9650\u300d\u300c\u904b\u7528\u5909\u66f4\u300d\u306e\u3069\u308c\u304c\u5f15\u304d\u91d1\u304b\u3092\u5207\u308a\u5206\u3051\u3001\u518d\u767a\u6761\u4ef6\u3092\u6f70\u3059\r\n\r\n\u76ee\u306b\u898b\u3048\u308b\u75c7\u72b6\u3060\u3051\u3067\u5224\u65ad\u305b\u305a\u3001\u30ed\u30b0\u3068\u5dee\u5206\uff08\u76f4\u524d\u5909\u66f4\uff09\u3067\u6574\u5408\u3055\u305b\u308b\r\n\r\n\u5f71\u97ff\u7bc4\u56f2\u304c\u5c0f\u3055\u3044\u3046\u3061\u306b\u3001\u904b\u7528\u306e\u623b\u3057\u65b9\uff08\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\/\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u5fa9\u5143\uff09\u3092\u4e26\u8d70\u3067\u691c\u8a0e\u3059\u308b<\/pre>\r\n<\/div>\r\n\r\n<div style=\"border:1px solid #e5e7eb; border-radius:3px; padding:10px; margin:0; max-width:100%; box-sizing:border-box; overflow:visible;\">\r\n  <div style=\"font-weight:700; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30b1\u30fc\u30b9D\uff1a\u30b3\u30f3\u30c6\u30ca\u30fb\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u30fb\u8907\u6570\u30db\u30b9\u30c8\u306b\u307e\u305f\u304c\u308b<\/div>\r\n  <pre style=\"margin:0; padding:10px; border-radius:3px; background:#111827; color:#ffffff; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\">\u9078\u629e\u3068\u884c\u52d5\r\n\u5f71\u97ff\u306f\u300c\u5358\u4f53\u30db\u30b9\u30c8\u300d\u3088\u308a\u5e83\u304c\u308a\u3084\u3059\u3044\u524d\u63d0\u3067\u3001\u4f9d\u5b58\u95a2\u4fc2\uff08\u5171\u6709\/\u30ec\u30d7\u30ea\u30ab\/\u30b8\u30e7\u30d6\uff09\u3092\u5148\u306b\u68da\u5378\u3057\u3059\u308b\r\n\r\n\u5909\u66f4\u306f\u6700\u5c0f\u306b\u3057\u3066\u3001\u7bc4\u56f2\u3092\u9650\u5b9a\u3067\u304d\u308b\u624b\u304b\u3089\u7740\u624b\u3059\u308b\r\n\r\n\u53ce\u675f\u304c\u9045\u308c\u305d\u3046\u306a\u3089\u3001\u65e9\u3081\u306b\u5fa9\u65e7\u8a08\u753b\u3068\u624b\u9806\u306e\u76e3\u67fb\u9069\u5408\u307e\u3067\u542b\u3081\u3066\u6574\u7406\u3059\u308b<\/pre>\r\n<\/div>\r\n\r\n<\/div> <div style=\"border:1px solid #e5e7eb; border-radius:3px; padding:12px; margin:0 0 12px 0; max-width:100%; box-sizing:border-box; overflow:visible;\"> <div style=\"font-weight:700; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\"> <span style=\"display:inline-block; font-weight:700; color:#ffffff; background:#2563eb; border-radius:3px; padding:2px 8px; margin-right:8px; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">3<\/span> \u5f71\u97ff\u7bc4\u56f2\u30921\u5206\u3067\u78ba\u8a8d <\/div> <div style=\"margin:0; font-size:13px; color:#374151; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u5fa9\u65e7\u306e\u524d\u306b\u300c\u3069\u3053\u307e\u3067\u304c\u5dfb\u304d\u8fbc\u307e\u308c\u3066\u3044\u308b\u304b\u300d\u3092\u6700\u5c0f\u5909\u66f4\u3067\u628a\u63e1\u3057\u3066\u3001\u8aac\u660e\u53ef\u80fd\u306a\u72b6\u614b\u3092\u4f5c\u308a\u307e\u3059\u3002<\/div> <ul style=\"margin:10px 0 0 18px; padding:0; max-width:100%; box-sizing:border-box;\"> <li style=\"margin:6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u5bfe\u8c61\u306e\u30de\u30a6\u30f3\u30c8\u30dd\u30a4\u30f3\u30c8\u3068\u3001\u305d\u306e\u4e0a\u3067\u52d5\u304f\u30b5\u30fc\u30d3\u30b9\uff08DB\/\u30a2\u30d7\u30ea\/\u30d0\u30c3\u30c1\uff09\u306e\u512a\u5148\u9806\u4f4d<\/li> <li style=\"margin:6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30b3\u30f3\u30c6\u30ca\uff08\u30dc\u30ea\u30e5\u30fc\u30e0\/overlay\uff09\u3084\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\uff08NFS\/iSCSI\/\u30af\u30e9\u30b9\u30bf\uff09\u3078\u306e\u6ce2\u53ca<\/li> <li style=\"margin:6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u6700\u7d42\u6210\u529f\u6642\u523b\u3068\u3001\u5fa9\u5143\u306e\u73fe\u5b9f\u7684\u306a\u6240\u8981\u6642\u9593<\/li> <li style=\"margin:6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u76e3\u67fb\u30fb\u8a3c\u8de1\uff08\u30ed\u30b0\/\u5909\u66f4\u5c65\u6b74\/\u4fdd\u5168\u8981\u4ef6\uff09\u304c\u5fc5\u8981\u304b<\/li> <\/ul> <\/div> <div style=\"border:1px solid #f59e0b; border-radius:3px; padding:12px; margin:0 0 12px 0; background:#fff7ed; max-width:100%; box-sizing:border-box; overflow:visible;\"> <div style=\"font-weight:700; margin:0 0 8px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u5931\u6557\u3059\u308b\u3068\u3069\u3046\u306a\u308b\uff1f\uff08\u3084\u308a\u304c\u3061\u306a\u30df\u30b9\u3068\u8d77\u3053\u308a\u5f97\u308b\u7d50\u679c\uff09<\/div> <ul style=\"margin:0 0 0 18px; padding:0; max-width:100%; box-sizing:border-box;\"> <li style=\"margin:6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u75c7\u72b6\u3060\u3051\u3067\u6c7a\u3081\u6253\u3061\u3057\u3066\u89e6\u3063\u3066\u3057\u307e\u3044\u3001\u5fa9\u65e7\u306e\u9078\u629e\u80a2\u304c\u72ed\u307e\u308b<\/li> <li style=\"margin:6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u4e0b\u5c64\uff08\u30c7\u30a3\u30b9\u30af\/RAID\/LVM\uff09\u306e\u4e0d\u5b89\u5b9a\u3055\u3092\u898b\u843d\u3068\u3057\u3001\u9014\u4e2d\u3067\u518d\u767a\u3057\u3066\u4f5c\u696d\u304c\u9577\u671f\u5316\u3059\u308b<\/li> <li style=\"margin:6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u5f71\u97ff\u7bc4\u56f2\u306e\u628a\u63e1\u304c\u9045\u308c\u3066\u3001\u30b3\u30f3\u30c6\u30ca\u3084\u5171\u6709\u5074\u3078\u6ce2\u53ca\u3057\u3001\u8aac\u660e\u3068\u8abf\u6574\u30b3\u30b9\u30c8\u304c\u8df3\u306d\u4e0a\u304c\u308b<\/li> <li style=\"margin:6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u8a3c\u8de1\u3084\u5224\u65ad\u6839\u62e0\u304c\u6b8b\u3089\u305a\u3001\u76e3\u67fb\u30fb\u793e\u5185\u5831\u544a\u3067\u624b\u623b\u308a\u304c\u767a\u751f\u3059\u308b<\/li> <\/ul> <\/div> <div style=\"border:1px solid #e5e7eb; border-radius:3px; padding:12px; margin:0 0 14px 0; background:#f8fafc; max-width:100%; box-sizing:border-box; overflow:visible;\"> <div style=\"font-weight:800; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u8ff7\u3063\u305f\u3089\uff1a\u7121\u6599\u3067\u76f8\u8ac7\u3067\u304d\u307e\u3059<\/div>\r\n<div style=\"margin:0 0 10px 0; font-size:12px; color:#374151; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\r\n  <ul style=\"margin:6px 0 0 18px; padding:0; max-width:100%; box-sizing:border-box;\">\r\n    <li style=\"margin:4px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">Read-only\u5316\u306e\u539f\u56e0\u304c\u8ffd\u3048\u306a\u3044\u3002<\/li>\r\n    <li style=\"margin:4px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">I\/O\u30a8\u30e9\u30fc\u3068\u30e1\u30bf\u30c7\u30fc\u30bf\u7834\u640d\u306e\u898b\u5206\u3051\u304c\u4ed8\u304b\u306a\u3044\u3002<\/li>\r\n    <li style=\"margin:4px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u5fa9\u65e7\u306b\u5fc5\u8981\u306a\u505c\u6b62\u6642\u9593\u306e\u898b\u7a4d\u3082\u308a\u304c\u3067\u304d\u306a\u3044\u3002<\/li>\r\n    <li style=\"margin:4px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u3042\u308b\u304c\u3001\u623b\u3059\u9806\u756a\u3068\u5f71\u97ff\u304c\u8aad\u3081\u306a\u3044\u3002<\/li>\r\n    <li style=\"margin:4px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30b3\u30f3\u30c6\u30ca\u3001\u672c\u756a\u30c7\u30fc\u30bf\u3001\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u3080\u5834\u5408\u306f\u3001\u7121\u7406\u306b\u6a29\u9650\u3092\u89e6\u308b\u524d\u306b\u76f8\u8ac7\u3059\u308b\u3068\u65e9\u304f\u53ce\u675f\u3057\u3084\u3059\u3044\u3067\u3059\u3002<\/li>\r\n    <li style=\"margin:4px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">RAID\/LVM\u304c\u7d61\u3093\u3067\u3044\u3066\u3001\u3069\u3053\u307e\u3067\u304c\u8ad6\u7406\u969c\u5bb3\u304b\u5224\u65ad\u3067\u304d\u306a\u3044\u3002<\/li>\r\n    <li style=\"margin:4px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u73fe\u5834\u8aac\u660e\u7528\u306b\u300c\u3044\u307e\u5206\u304b\u3063\u3066\u3044\u308b\u4e8b\u5b9f\u300d\u3092\u6574\u7406\u3057\u305f\u3044\u3002<\/li>\r\n  <\/ul>\r\n<\/div>\r\n\r\n<div style=\"margin:0 0 10px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u56f0\u3063\u305f\u3089 <strong>\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u7121\u6599\u76f8\u8ac7<\/div>\r\n\r\n<div style=\"display:flex; flex-wrap:wrap; gap:8px; max-width:100%; box-sizing:border-box; overflow:visible;\">\r\n  <a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\" style=\"display:inline-block; text-decoration:none; background:#2563eb; color:#ffffff; border-radius:3px; padding:10px 12px; font-weight:700; font-size:14px; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u7121\u6599\u76f8\u8ac7\u30d5\u30a9\u30fc\u30e0<\/a>\r\n  <a href=\"tel:0120838831\" style=\"display:inline-block; text-decoration:none; background:#1e3a8a; color:#ffffff; border-radius:3px; padding:10px 12px; font-weight:700; font-size:14px; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u96fb\u8a71\u3067\u76f8\u8ac7\uff080120-838-831\uff09<\/a>\r\n  <a href=\"tel:0434224240\" style=\"display:inline-block; text-decoration:none; background:#0b1f4b; color:#ffffff; border-radius:3px; padding:10px 12px; font-weight:700; font-size:14px; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u6280\u8853\u8005\u76f4\u901a\uff08043-422-4240\uff09<\/a>\r\n<\/div>\r\n\r\n<div style=\"margin:12px 0 0 0; font-size:1.5em; font-weight:800; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u8a73\u3057\u3044\u8aac\u660e\u3068\u5bfe\u7b56\u306f\u4ee5\u4e0b\u672c\u6587\u3078\u3002<\/div>\r\n<\/div> <\/div> <div style=\"margin:0; padding:30pt; background-color:#EEEEEE;\"> <p style=\"margin:0 0 8px 0; font-size:1.2em; font-weight:700; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u3082\u304f\u3058<\/p> <ul style=\"list-style-type:none; padding-left:0; margin:0;\"> <li style=\"margin:40px 0;\"><a href=\"#sec01\" style=\"text-decoration:none; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u7b2c1\u7ae0\uff1a\u7a81\u7136\u306eRead-only\u5316\u3001\u305d\u306e1\u5206\u3067\u5fa9\u65e7\u6642\u9593\u304c\u6c7a\u307e\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec02\" style=\"text-decoration:none; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u7b2c2\u7ae0\uff1aExt4\u3092\u201c\u969c\u5bb3\u306e\u8a00\u8449\u201d\u3067\u7406\u89e3\u3059\u308b\uff08inode\u30fb\u30d6\u30ed\u30c3\u30af\u30fb\u30b8\u30e3\u30fc\u30ca\u30eb\uff09<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec03\" style=\"text-decoration:none; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u7b2c3\u7ae0\uff1a\u75c7\u72b6\u30923\u5206\u985e\u3059\u308b\uff1aI\/O\u30a8\u30e9\u30fc\uff0f\u30e1\u30bf\u30c7\u30fc\u30bf\u7834\u640d\uff0f\u5bb9\u91cf\u30fb\u904b\u7528\u8981\u56e0<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec04\" style=\"text-decoration:none; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u7b2c4\u7ae0\uff1a30\u79d2\u3067\u4e8b\u5b9f\u3092\u96c6\u3081\u308b\uff1a\u30ed\u30b0\u30fb\u30de\u30a6\u30f3\u30c8\u72b6\u614b\u30fb\u76f4\u524d\u5909\u66f4<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec05\" style=\"text-decoration:none; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u7b2c5\u7ae0\uff1a\u6700\u5c0f\u5909\u66f4\u3067\u5b88\u308b\uff1a\u8a3c\u8de1\u3068\u5f71\u97ff\u7bc4\u56f2\u3092\u5d29\u3055\u306a\u3044\u521d\u52d5\u8a2d\u8a08<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec06\" style=\"text-decoration:none; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u7b2c6\u7ae0\uff1a\u4e89\u70b9A\uff1a\u4e0b\u5c64\uff08\u30c7\u30a3\u30b9\u30af\/RAID\/LVM\uff09\u304bExt4\u304b\u3092\u5207\u308a\u5206\u3051\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec07\" style=\"text-decoration:none; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u7b2c7\u7ae0\uff1a\u4e89\u70b9B\uff1a\u30b8\u30e3\u30fc\u30ca\u30eb\u518d\u751f\u3068\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u306e\u201c\u6642\u9593\u30b3\u30b9\u30c8\u201d\u3092\u8aad\u3080<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec08\" style=\"text-decoration:none; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u7b2c8\u7ae0\uff1a\u4e89\u70b9C\uff1a\u30b3\u30f3\u30c6\u30ca\u30fb\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u30fb\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u3080\u5206\u5c90<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec09\" style=\"text-decoration:none; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u7b2c9\u7ae0\uff1a\u5fa9\u65e7\u6642\u9593\u3092\u77ed\u304f\u3059\u308b\u904b\u7528\uff1a\u76e3\u8996\u30fb\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u691c\u8a3c\u30fb\u624b\u9806\u66f8<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec10\" style=\"text-decoration:none; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u7b2c10\u7ae0\uff1a\u307e\u3068\u3081\uff1a\u6210\u5426\u3088\u308a\u201c\u53ce\u675f\u201d\u3092\u65e9\u3081\u308b\u76f8\u8ac7\u306e\u4f7f\u3044\u65b9<\/a><\/li> <\/ul> <\/div>\r\n<\/section> \r\n\r\n\r\n\r\n<p><strong>\u3010\u6ce8\u610f\u3011<\/strong> Ext4\u969c\u5bb3\u306f\u300c\u539f\u56e0\u304c\u78ba\u5b9a\u3057\u3066\u3044\u306a\u3044\u72b6\u614b\u3067\u306e\u81ea\u5df1\u5224\u65ad\u306b\u3088\u308b\u4fee\u5fa9\u30fb\u5fa9\u65e7\u4f5c\u696d\u300d\u304c\u3001\u30c7\u30fc\u30bf\u6d88\u5931\u3084\u5fa9\u65e7\u30b3\u30b9\u30c8\u5897\u5927\u306b\u3064\u306a\u304c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305a\u306f\u88ab\u5bb3\u6700\u5c0f\u5316\uff08\u30c0\u30e1\u30fc\u30b8\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\uff09\u3092\u512a\u5148\u3057\u3001\u66f8\u304d\u8fbc\u307f\u304c\u5897\u3048\u308b\u64cd\u4f5c\u3092\u907f\u3051\u3064\u3064\u72b6\u6cc1\u3092\u6574\u7406\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5224\u65ad\u306b\u8ff7\u3046\u5834\u5408\u3084\u672c\u756a\u30c7\u30fc\u30bf\u30fb\u76e3\u67fb\u8981\u4ef6\u30fb\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\/\u4eee\u60f3\u5316\/\u30b3\u30f3\u30c6\u30ca\u304c\u7d61\u3080\u5834\u5408\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u4e8b\u696d\u8005\u3078\u76f8\u8ac7\u3057\u3001\u73fe\u5b9f\u7684\u306a\u53ce\u675f\u30d7\u30e9\u30f3\u3092\u7acb\u3066\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\uff08\u7121\u6599\u76f8\u8ac7\u30d5\u30a9\u30fc\u30e0\uff1a<a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\">https:\/\/jouhou.main.jp\/?page_id=26983<\/a>\uff0f\u96fb\u8a71\uff1a<a href=\"tel:0120838831\">0120-838-831<\/a>\uff09\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec01\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7a81\u7136\u306eRead-only\u5316\u3001\u305d\u306e1\u5206\u3067\u5fa9\u65e7\u6642\u9593\u304c\u6c7a\u307e\u308b<\/h2> <p>\u300c\u30ed\u30b0\u30a4\u30f3\u306f\u3067\u304d\u308b\u306e\u306b\u3001\u6025\u306b\u66f8\u304d\u8fbc\u3081\u306a\u3044\u300d\u300c\u30b5\u30fc\u30d3\u30b9\u304c\u6b21\u3005\u306b\u843d\u3061\u308b\u300d\u300c\u518d\u8d77\u52d5\u3057\u305f\u3089\u623b\u308b\u3068\u601d\u3063\u305f\u306e\u306b\u72b6\u6cc1\u304c\u60aa\u5316\u3057\u305f\u300d\u2500\u2500Ext4\u306e\u969c\u5bb3\u3067\u3088\u304f\u3042\u308b\u306e\u306f\u3001\u201c\u73fe\u5834\u304c\u4e00\u756a\u5fd9\u3057\u3044\u77ac\u9593\u201d\u306b\u3001\u9759\u304b\u306b\u81f4\u547d\u50b7\u3078\u8fd1\u3065\u304f\u3053\u3068\u3067\u3059\u3002\u7279\u306b\u672c\u756a\u7cfb\u3067\u306f\u3001\u7126\u3063\u3066\u64cd\u4f5c\u3092\u5897\u3084\u3059\u307b\u3069\u30ed\u30b0\u304c\u6d41\u308c\u3001\u72b6\u6cc1\u304c\u5909\u5316\u3057\u3001\u5f8c\u304b\u3089\u539f\u56e0\u3082\u8aac\u660e\u3082\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <p>Ext4\u306f\u5805\u7262\u306a\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u304c\u3001\u4e0b\u5c64\u306eI\/O\u7570\u5e38\uff08\u30c7\u30a3\u30b9\u30af\u3084RAID\u3001\u30b1\u30fc\u30d6\u30eb\u3001HBA\u3001\u4eee\u60f3\u57fa\u76e4\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u7d4c\u8def\uff09\u3084\u3001\u5bb9\u91cf\u903c\u8feb\u3001\u7a81\u7136\u306e\u96fb\u6e90\u65ad\u3001\u904b\u7528\u5909\u66f4\u306e\u526f\u4f5c\u7528\u304c\u91cd\u306a\u308b\u3068\u3001\u300c\u5b88\u308b\u305f\u3081\u306e\u52d5\u304d\u300d\u3068\u3057\u3066\u8aad\u307f\u53d6\u308a\u5c02\u7528\uff08Read-only\uff09\u3078\u79fb\u884c\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u5927\u5207\u306a\u306e\u306f\u3001\u3044\u304d\u306a\u308a\u201c\u76f4\u3059\u201d\u3088\u308a\u5148\u306b\u3001\u88ab\u5bb3\u6700\u5c0f\u5316\u306e\u89b3\u70b9\u3067\u300c\u73fe\u72b6\u3092\u3053\u308c\u4ee5\u4e0a\u52d5\u304b\u3055\u306a\u3044\u300d\u5224\u65ad\u304c\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u3067\u3059\u3002<\/p> <hr> <h3>\u5192\u982d30\u79d2\uff1a\u75c7\u72b6\u304b\u3089\u201c\u3044\u307e\u3084\u308b\u3079\u304d\u3053\u3068\u201d\u3092\u6c7a\u3081\u308b<\/h3> <p>\u4ee5\u4e0b\u306f\u3001\u73fe\u5834\u304c\u6700\u521d\u306b\u8ff7\u3044\u3084\u3059\u3044\u300c\u75c7\u72b6 \u2192 \u53d6\u308b\u3079\u304d\u884c\u52d5\u300d\u3092\u3001\u5371\u967a\u306a\u4f5c\u696d\u3092\u717d\u3089\u306a\u3044\u5f62\u3067\u6574\u7406\u3057\u305f\u3082\u306e\u3067\u3059\u3002\u72d9\u3044\u306f\u3001\u5fa9\u65e7\u306e\u6210\u5426\u3088\u308a\u5148\u306b\u201c\u53ce\u675f\u201d\u3092\u65e9\u3081\u308b\u3053\u3068\u3067\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u75c7\u72b6\uff08\u898b\u3048\u3066\u3044\u308b\u3053\u3068\uff09<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u80cc\u666f\u306e\u53ef\u80fd\u6027\uff08\u6c7a\u3081\u6253\u3061\u3057\u306a\u3044\uff09<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u5b89\u5168\u306a\u521d\u52d5\uff08\u88ab\u5bb3\u6700\u5c0f\u5316\uff09<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u65e9\u3081\u306b\u76f8\u8ac7\u3057\u305f\u3044\u6761\u4ef6<\/th> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u66f8\u304d\u8fbc\u307f\u3067\u5931\u6557\u3001Read-only \u306b\u306a\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">I\/O\u7570\u5e38\u30fb\u6574\u5408\u6027\u554f\u984c\u30fb\u904b\u7528\u8981\u56e0\u304c\u6df7\u5728<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u65b0\u898f\u66f8\u304d\u8fbc\u307f\u3092\u5897\u3084\u3055\u305a\u3001\u75c7\u72b6\u30fb\u6642\u523b\u30fb\u76f4\u524d\u5909\u66f4\u3092\u6574\u7406<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u672c\u756a\u3001\u5171\u6709\u3001\u76e3\u67fb\u3001\u5fa9\u65e7\u6642\u9593\u306e\u8aac\u660e\u304c\u5fc5\u8981<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">I\/O error\u3001timeout\u3001reset\u7cfb\u306e\u30ed\u30b0\u304c\u5897\u3048\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u30c7\u30a3\u30b9\u30af\/RAID\/\u7d4c\u8def\/HBA\/\u4eee\u60f3\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u4e0d\u5b89\u5b9a<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u571f\u53f0\u306e\u5065\u5168\u6027\u3092\u7591\u3044\u3001\u4e0a\u4f4d\u306e\u64cd\u4f5c\u3092\u5897\u3084\u3055\u306a\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u518d\u767a\u3092\u7e70\u308a\u8fd4\u3059\u3001\u9045\u5ef6\u304c\u9577\u3044\u3001\u53f0\u6570\u304c\u591a\u3044<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5bb9\u91cf\u304c\u903c\u8feb\u3001\u7a81\u7136\u306e\u505c\u6b62\/\u518d\u8d77\u52d5\u5f8c\u306b\u4e0d\u6574\u5408<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u904b\u7528\u8ca0\u8377\u30fb\u5bb9\u91cf\u8a2d\u8a08\u30fb\u7a81\u767a\u505c\u6b62\u306e\u5f71\u97ff\u304c\u8868\u9762\u5316<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u539f\u56e0\u306e\u518d\u73fe\u6761\u4ef6\u3092\u6574\u7406\u3057\u3001\u518d\u767a\u6761\u4ef6\u3092\u6f70\u3059\u8a08\u753b\u3092\u512a\u5148<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5fa9\u65e7\u3068\u518d\u767a\u9632\u6b62\u3092\u540c\u6642\u306b\u8981\u6c42\u3055\u308c\u308b<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u30b3\u30f3\u30c6\u30ca\/\u4eee\u60f3\u5316\/\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u3067\u6ce2\u53ca\u304c\u8aad\u3081\u306a\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5f71\u97ff\u7bc4\u56f2\u304c\u5358\u4f53\u30db\u30b9\u30c8\u3092\u8d85\u3048\u3066\u62e1\u5927\u3057\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u4f9d\u5b58\u95a2\u4fc2\u3092\u68da\u5378\u3057\u3057\u3001\u7bc4\u56f2\u3092\u9650\u5b9a\u3067\u304d\u308b\u624b\u304b\u3089\u53ce\u675f<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5fa9\u65e7\u306e\u8aac\u660e\u8cac\u4efb\u304c\u91cd\u3044\u3001\u76e3\u67fb\u3084\u8a3c\u8de1\u304c\u5fc5\u9808<\/td> <\/tr> <\/table> <hr> <h3>\u300c\u4fee\u7406\u624b\u9806\u300d\u3092\u63a2\u3057\u3066\u6765\u305f\u4eba\u307b\u3069\u3001\u6700\u521d\u306b\u77e5\u308b\u3079\u304d\u3053\u3068<\/h3> <p>\u691c\u7d22\u3067\u305f\u3069\u308a\u7740\u304f\u591a\u304f\u306e\u4eba\u306f\u3001\u300c\u3053\u306e\u624b\u9806\u3067\u76f4\u308b\u300d\u3068\u3044\u3046\u7b54\u3048\u3092\u671f\u5f85\u3057\u307e\u3059\u3002\u3057\u304b\u3057Ext4\u306e\u969c\u5bb3\u306f\u3001\u75c7\u72b6\u304c\u4f3c\u3066\u3044\u3066\u3082\u539f\u56e0\u304c\u7570\u306a\u308b\u3053\u3068\u304c\u73cd\u3057\u304f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3068\u3048\u3070\u201c\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u304c\u58ca\u308c\u305f\u201d\u3088\u3046\u306b\u898b\u3048\u3066\u3001\u5b9f\u306f\u4e0b\u5c64I\/O\u306e\u4e0d\u5b89\u5b9a\u3055\u304c\u5f15\u304d\u91d1\u3067\u3001\u8868\u5c64\u306e\u6574\u5408\u6027\u304c\u5d29\u308c\u3066\u3044\u308b\u3060\u3051\u3001\u3068\u3044\u3046\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u64cd\u4f5c\u3092\u5897\u3084\u3059\u3068\u3001\u72b6\u6cc1\u306e\u5909\u5316\u304c\u52a0\u901f\u3057\u3066\u5224\u65ad\u6750\u6599\u304c\u5931\u308f\u308c\u304c\u3061\u3067\u3059\u3002<\/p> <p>\u3060\u304b\u3089\u5192\u982d\u3067\u4f1d\u3048\u308b\u7d50\u8ad6\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002<strong>\u81ea\u5206\u3067\u4fee\u5fa9\u30fb\u5fa9\u65e7\u4f5c\u696d\u3092\u9032\u3081\u308b\u524d\u306b\u3001\u307e\u305a\u5b89\u5168\u306a\u521d\u52d5\u3067\u300c\u72b6\u6cc1\u3092\u56fa\u5b9a\u300d\u3057\u3001\u53ce\u675f\u30b7\u30ca\u30ea\u30aa\u3092\u4f5c\u308b<\/strong>\u3002\u672c\u756a\u30c7\u30fc\u30bf\u3084\u5951\u7d04\u3001\u76e3\u67fb\u3001\u5bfe\u5916\u8aac\u660e\u304c\u7d61\u3080\u5834\u5408\u306f\u3001\u4e00\u822c\u8ad6\u306e\u624b\u9806\u3060\u3051\u3067\u306f\u30ea\u30b9\u30af\u306e\u65b9\u304c\u5927\u304d\u304f\u306a\u308b\u305f\u3081\u3001\u65e9\u3044\u6bb5\u968e\u3067\u5c02\u9580\u5bb6\u306b\u76f8\u8ac7\u3057\u305f\u307b\u3046\u304c\u7d50\u679c\u7684\u306b\u901f\u304f\u843d\u3061\u7740\u304d\u307e\u3059\u3002<\/p> <p>\u8ff7\u3063\u305f\u3089 <strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u7121\u6599\u76f8\u8ac7\uff08\u30d5\u30a9\u30fc\u30e0\uff1a<a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\">https:\/\/jouhou.main.jp\/?page_id=26983<\/a>\uff0f\u96fb\u8a71\uff1a<a href=\"tel:0120838831\">0120-838-831<\/a>\uff09\u3002\u300c\u4f55\u3092\u3057\u305f\u3089\u3088\u3044\u304b\u300d\u3060\u3051\u3067\u306a\u304f\u3001\u300c\u4f55\u3092\u3057\u306a\u3044\u307b\u3046\u304c\u3088\u3044\u304b\u300d\u300c\u3069\u3053\u307e\u3067\u5f71\u97ff\u304c\u53ca\u3076\u304b\u300d\u3092\u6848\u4ef6\u306e\u524d\u63d0\u306b\u6cbf\u3063\u3066\u6574\u7406\u3067\u304d\u308b\u3068\u3001\u793e\u5185\u8abf\u6574\u3082\u4e00\u6c17\u306b\u697d\u306b\u306a\u308a\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec02\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">Ext4\u3092\u201c\u969c\u5bb3\u306e\u8a00\u8449\u201d\u3067\u7406\u89e3\u3059\u308b\uff08inode\u30fb\u30d6\u30ed\u30c3\u30af\u30fb\u30b8\u30e3\u30fc\u30ca\u30eb\uff09<\/h2> <p>Ext4\u306e\u969c\u5bb3\u5bfe\u5fdc\u304c\u96e3\u3057\u304f\u611f\u3058\u3089\u308c\u308b\u7406\u7531\u306f\u3001\u73fe\u5834\u3067\u8d77\u304d\u3066\u3044\u308b\u3053\u3068\u304c\u300c\u30a2\u30d7\u30ea\u306e\u5931\u6557\u300d\u306b\u898b\u3048\u3066\u3082\u3001\u5b9f\u614b\u306f\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u5185\u90e8\u69cb\u9020\uff08\u30e1\u30bf\u30c7\u30fc\u30bf\uff09\u3068\u3001\u4e0b\u5c64\u306eI\/O\u3001\u904b\u7528\u72b6\u6cc1\u304c\u7d61\u307f\u5408\u3046\u304b\u3089\u3067\u3059\u3002\u307e\u305a\u306f\u7528\u8a9e\u3092\u201c\u6697\u8a18\u201d\u3067\u306f\u306a\u304f\u3001\u201c\u969c\u5bb3\u306e\u8a00\u8449\u201d\u3068\u3057\u3066\u62bc\u3055\u3048\u308b\u3068\u3001\u30ed\u30b0\u3084\u73fe\u8c61\u304c\u8aad\u307f\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>inode\uff1a\u30d5\u30a1\u30a4\u30eb\u306e\u300c\u8eab\u5206\u8a3c\u300d\u3068\u53c2\u7167\u306e\u4e2d\u5fc3<\/h3> <p>inode\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u305d\u306e\u3082\u306e\u306e\u5185\u5bb9\u3067\u306f\u306a\u304f\u3001\u6240\u6709\u8005\u30fb\u6a29\u9650\u30fb\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u30fb\u30c7\u30fc\u30bf\u4f4d\u7f6e\uff08\u3069\u306e\u30d6\u30ed\u30c3\u30af\u306b\u3042\u308b\u304b\uff09\u306a\u3069\u3092\u7ba1\u7406\u3059\u308b\u30e1\u30bf\u30c7\u30fc\u30bf\u306e\u8981\u3067\u3059\u3002\u969c\u5bb3\u6642\u306b\u300c\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u304c\u8aad\u3081\u306a\u3044\u300d\u300c\u30d5\u30a1\u30a4\u30eb\u540d\u306f\u3042\u308b\u306e\u306b\u958b\u3051\u306a\u3044\u300d\u300c\u6a29\u9650\u3084\u5c5e\u6027\u304c\u4e0d\u81ea\u7136\u300d\u3068\u3044\u3063\u305f\u75c7\u72b6\u304c\u51fa\u308b\u3068\u304d\u3001inode\u3084\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30a8\u30f3\u30c8\u30ea\uff08\u540d\u524d\u3068inode\u306e\u5bfe\u5fdc\u95a2\u4fc2\uff09\u304c\u7591\u308f\u308c\u307e\u3059\u3002<\/p> <p>\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u3001\u75c7\u72b6\u304b\u3089\u201c\u76f4\u611f\u7684\u306b\u201d\u4fee\u5fa9\u3078\u9032\u3080\u306e\u3067\u306f\u306a\u304f\u3001\u300cinode\u5468\u308a\u306e\u4e0d\u6574\u5408\u306a\u306e\u304b\u300d\u300c\u5b9f\u4f53\u306e\u30d6\u30ed\u30c3\u30af\u304c\u8aad\u3081\u306a\u3044\u306e\u304b\u300d\u3092\u5207\u308a\u5206\u3051\u308b\u8996\u70b9\u3067\u3059\u3002\u524d\u8005\u3068\u5f8c\u8005\u3067\u306f\u3001\u5fc5\u8981\u306a\u78ba\u8a8d\u3068\u5fa9\u65e7\u306e\u6642\u9593\u30b3\u30b9\u30c8\u304c\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u30d6\u30ed\u30c3\u30af\uff1a\u5b9f\u30c7\u30fc\u30bf\u306e\u683c\u7d0d\u5358\u4f4d\u3068\u3001\u4e0b\u5c64I\/O\u306e\u5f71\u97ff<\/h3> <p>Ext4\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u3092\u30d6\u30ed\u30c3\u30af\u306b\u5206\u5272\u3057\u3066\u683c\u7d0d\u3057\u307e\u3059\u3002\u30d6\u30ed\u30c3\u30af\u304c\u8aad\u3081\u306a\u3044\uff08I\/O error\u304c\u51fa\u308b\uff09\u5834\u5408\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3060\u3051\u3092\u898b\u3066\u3044\u3066\u3082\u672c\u8cea\u306b\u5c4a\u304d\u307e\u305b\u3093\u3002\u30c7\u30a3\u30b9\u30af\u306e\u4e0d\u826f\u3001RAID\u306e\u30c7\u30b0\u30ec\u30fc\u30c9\u3001\u30b1\u30fc\u30d6\u30eb\u3084\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u4e0d\u8abf\u3001\u4eee\u60f3\u5316\u57fa\u76e4\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u9045\u5ef6\u306a\u3069\u3001\u4e0b\u5c64\u306b\u8d77\u56e0\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u304b\u3089\u3067\u3059\u3002<\/p> <p>\u300c\u4e00\u90e8\u3060\u3051\u8aad\u3081\u306a\u3044\u300d\u300c\u7279\u5b9a\u306e\u9818\u57df\u3067\u9045\u3044\u300d\u300c\u6642\u9593\u5e2f\u3067\u63fa\u308c\u308b\u300d\u3068\u3044\u3063\u305f\u73fe\u8c61\u306f\u3001\u4e0b\u5c64\u306e\u4e0d\u5b89\u5b9a\u3055\u304c\u95a2\u4e0e\u3057\u3066\u3044\u308b\u30b5\u30a4\u30f3\u306b\u306a\u308a\u5f97\u307e\u3059\u3002\u3053\u306e\u30bf\u30a4\u30d7\u306f\u3001\u64cd\u4f5c\u3092\u5897\u3084\u3059\u307b\u3069\u72b6\u614b\u304c\u63fa\u308c\u3001\u75c7\u72b6\u304c\u62e1\u5927\u3057\u3084\u3059\u3044\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002\u5fa9\u65e7\u306e\u8b70\u8ad6\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5358\u4f53\u306e\u8a71\u306b\u9589\u3058\u306a\u3044\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p> <hr> <h3>\u30b8\u30e3\u30fc\u30ca\u30eb\uff1a\u58ca\u308c\u306b\u304f\u3055\u306e\u6e90\u6cc9\u3060\u304c\u3001\u4e07\u80fd\u3067\u306f\u306a\u3044<\/h3> <p>Ext4\u306f\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\u306b\u3088\u308a\u3001\u7a81\u7136\u306e\u505c\u6b62\u3084\u30af\u30e9\u30c3\u30b7\u30e5\u304c\u3042\u3063\u3066\u3082\u6574\u5408\u6027\u3092\u623b\u3057\u3084\u3059\u3044\u8a2d\u8a08\u3067\u3059\u3002\u30b8\u30e3\u30fc\u30ca\u30eb\u306f\u300c\u3053\u308c\u304b\u3089\u884c\u3046\u66f4\u65b0\u300d\u3092\u8a18\u9332\u3057\u3001\u9014\u4e2d\u3067\u6b62\u307e\u3063\u3066\u3082\u201c\u3084\u308a\u76f4\u305b\u308b\u201d\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6574\u5408\u6027\u306e\u5d29\u308c\u304c\u8efd\u6e1b\u3055\u308c\u308b\u5834\u9762\u306f\u591a\u3044\u4e00\u65b9\u3001\u4e0b\u5c64I\/O\u304c\u4e0d\u5b89\u5b9a\u3060\u3063\u305f\u308a\u3001\u904b\u7528\u4e0a\u306e\u5909\u66f4\u304c\u7d61\u3093\u3067\u3044\u305f\u308a\u3059\u308b\u3068\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u304c\u3042\u3063\u3066\u3082\u75c7\u72b6\u304c\u6b8b\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u73fe\u5834\u3067\u52b9\u3044\u3066\u304f\u308b\u306e\u306f\u3001\u300c\u30b8\u30e3\u30fc\u30ca\u30eb\u304c\u3042\u308b\u304b\u3089\u5927\u4e08\u592b\u300d\u3067\u306f\u306a\u304f\u3001\u300c\u30b8\u30e3\u30fc\u30ca\u30eb\u304c\u50cd\u304f\u524d\u63d0\u6761\u4ef6\u304c\u5d29\u308c\u3066\u3044\u306a\u3044\u304b\u300d\u3068\u3044\u3046\u767a\u60f3\u3067\u3059\u3002\u305f\u3068\u3048\u3070\u66f8\u304d\u8fbc\u307f\u304c\u6b63\u5e38\u306b\u5b8c\u4e86\u3057\u306a\u3044\u72b6\u6cc1\u3067\u306f\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u306e\u6069\u6075\u306f\u9650\u5b9a\u7684\u306b\u306a\u308a\u5f97\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u969c\u5bb3\u5bfe\u5fdc\u306e\u5e8f\u76e4\u3067\u306f\u201c\u76f4\u3059\u201d\u3088\u308a\u201c\u58ca\u3057\u306b\u884c\u304b\u306a\u3044\u201d\u8a2d\u8a08\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u5c02\u9580\u5bb6\u306b\u76f8\u8ac7\u3059\u308b\u3068\u304d\u3001\u8aac\u660e\u304c\u4e00\u6c17\u306b\u9032\u3080\u6574\u7406\u306e\u4ed5\u65b9<\/h3> <p>Ext4\u306f\u5185\u90e8\u69cb\u9020\u304c\u306f\u3063\u304d\u308a\u3057\u3066\u3044\u308b\u5206\u3001\u4e8b\u5b9f\u306e\u6574\u7406\u304c\u3067\u304d\u308b\u3068\u53ce\u675f\u304c\u901f\u304f\u306a\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u300c\u3044\u3064\u304b\u3089\u300d\u300c\u3069\u306e\u30de\u30a6\u30f3\u30c8\u30dd\u30a4\u30f3\u30c8\u3067\u300d\u300cRead-only\u306b\u306a\u3063\u305f\u304b\u300d\u300cI\/O error\u304c\u3042\u308b\u304b\u300d\u300c\u5bb9\u91cf\u903c\u8feb\u304c\u3042\u3063\u305f\u304b\u300d\u300c\u76f4\u524d\u306b\u4f55\u3092\u5909\u3048\u305f\u304b\u300d\u3092\u3001\u6642\u7cfb\u5217\u3067\u63c3\u3048\u308b\u3060\u3051\u3067\u3082\u539f\u56e0\u306e\u5019\u88dc\u304c\u7d5e\u308c\u307e\u3059\u3002<\/p> <p>\u3053\u306e\u6574\u7406\u3092\u3001\u5951\u7d04\u30fb\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u30fb\u5fa9\u65e7\u76ee\u6a19\uff08RTO\/RPO\uff09\u3068\u7d50\u3073\u3064\u3051\u3066\u5224\u65ad\u3059\u308b\u306e\u304c\u96e3\u3057\u3044\u3068\u304d\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u306b\u76f8\u8ac7\u3059\u308b\u306e\u304c\u73fe\u5b9f\u7684\u3067\u3059\u3002\u4e00\u822c\u8ad6\u306e\u201c\u624b\u9806\u201d\u3067\u306f\u306a\u304f\u3001\u3042\u306a\u305f\u306e\u524d\u63d0\u306b\u6cbf\u3063\u305f\u201c\u53ce\u675f\u30d7\u30e9\u30f3\u201d\u304c\u5fc5\u8981\u306b\u306a\u308b\u9818\u57df\u3060\u304b\u3089\u3067\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec03\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u75c7\u72b6\u30923\u5206\u985e\u3059\u308b\uff1aI\/O\u30a8\u30e9\u30fc\uff0f\u30e1\u30bf\u30c7\u30fc\u30bf\u7834\u640d\uff0f\u5bb9\u91cf\u30fb\u904b\u7528\u8981\u56e0<\/h2> <p>Ext4\u969c\u5bb3\u306e\u5bfe\u5fdc\u3067\u6700\u3082\u6642\u9593\u3092\u6d6a\u8cbb\u3059\u308b\u306e\u306f\u3001\u300c\u540c\u3058\u75c7\u72b6\u306b\u898b\u3048\u308b\u3082\u306e\u300d\u3092\u540c\u3058\u6271\u3044\u3067\u9032\u3081\u3066\u3057\u307e\u3046\u3053\u3068\u3067\u3059\u3002\u53ce\u675f\u3092\u65e9\u3081\u308b\u30b3\u30c4\u306f\u3001\u539f\u56e0\u3092\u65ad\u5b9a\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u75c7\u72b6\u3092\u201c3\u5206\u985e\u201d\u3057\u3066\u512a\u5148\u9806\u4f4d\u3092\u6c7a\u3081\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u73fe\u5834\u3067\u5b9f\u7528\u7684\u306a\u5206\u985e\u3068\u3057\u3066\u300cI\/O\u30a8\u30e9\u30fc\u5bc4\u308a\u300d\u300c\u30e1\u30bf\u30c7\u30fc\u30bf\u5bc4\u308a\u300d\u300c\u5bb9\u91cf\u30fb\u904b\u7528\u8981\u56e0\u5bc4\u308a\u300d\u306b\u5206\u3051\u307e\u3059\u3002<\/p> <hr> <h3>\u5206\u985eA\uff1aI\/O\u30a8\u30e9\u30fc\u5bc4\u308a\uff08\u4e0b\u5c64\u304c\u4e0d\u5b89\u5b9a\u306a\u53ef\u80fd\u6027\u304c\u9ad8\u3044\uff09<\/h3> <p>\u30ed\u30b0\u306bI\/O error\u3001timeout\u3001reset\u3001path\u306e\u7570\u5e38\u304c\u898b\u3048\u308b\u3001\u3042\u308b\u3044\u306f\u4f53\u611f\u3068\u3057\u3066\u8aad\u307f\u53d6\u308a\u304c\u6975\u7aef\u306b\u9045\u3044\u5834\u5408\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u201c\u4e0a\u201d\u3067\u4f55\u3092\u3057\u3066\u3082\u6539\u5584\u3057\u306a\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u571f\u53f0\u304c\u63fa\u308c\u3066\u3044\u308b\u72b6\u6cc1\u3067\u3001\u64cd\u4f5c\u3092\u5897\u3084\u3059\u307b\u3069\u60aa\u5316\u30ea\u30b9\u30af\u304c\u4e0a\u304c\u308a\u3084\u3059\u3044\u30bf\u30a4\u30d7\u3067\u3059\u3002<\/p> <p>\u3053\u306e\u5206\u985e\u3067\u306f\u3001\u88ab\u5bb3\u6700\u5c0f\u5316\u306e\u89b3\u70b9\u3067\u300c\u72b6\u6cc1\u306e\u56fa\u5b9a\u300d\u3068\u300c\u5f71\u97ff\u7bc4\u56f2\u306e\u5207\u308a\u5206\u3051\u300d\u304c\u5148\u306b\u306a\u308a\u307e\u3059\u3002\u5358\u4f53\u306e\u969c\u5bb3\u306b\u898b\u3048\u3066\u3082\u3001RAID\u3084\u4eee\u60f3\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u6ce2\u53ca\u3057\u3066\u3044\u308b\u3068\u3001\u793e\u5185\u8abf\u6574\u30fb\u5bfe\u4eba\u8abf\u6574\u306e\u30b3\u30b9\u30c8\u304c\u6025\u5897\u3057\u307e\u3059\u3002\u6280\u8853\u3060\u3051\u3067\u306a\u304f\u201c\u8aac\u660e\u8cac\u4efb\u201d\u304c\u7d61\u3080\u5834\u5408\u306f\u3001\u65e9\u3081\u306b\u5c02\u9580\u5bb6\u3078\u76f8\u8ac7\u3057\u305f\u307b\u3046\u304c\u53ce\u675f\u304c\u901f\u304f\u306a\u308a\u304c\u3061\u3067\u3059\u3002<\/p> <hr> <h3>\u5206\u985eB\uff1a\u30e1\u30bf\u30c7\u30fc\u30bf\u5bc4\u308a\uff08\u6574\u5408\u6027\u306e\u5d29\u308c\u304c\u524d\u9762\u306b\u51fa\u3066\u3044\u308b\uff09<\/h3> <p>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u53c2\u7167\u4e0d\u5168\u3001\u30ea\u30f3\u30af\u95a2\u4fc2\u306e\u5d29\u308c\u3001\u5c5e\u6027\u306e\u4e0d\u81ea\u7136\u3055\u306a\u3069\u3001\u30e1\u30bf\u30c7\u30fc\u30bf\u306e\u6574\u5408\u304c\u7591\u308f\u308c\u308b\u5834\u5408\u306f\u3001\u5fa9\u65e7\u306e\u53ef\u5426\u3060\u3051\u3067\u306a\u304f\u300c\u3069\u308c\u304f\u3089\u3044\u6642\u9593\u304c\u304b\u304b\u308b\u304b\u300d\u300c\u505c\u6b62\u6642\u9593\u3092\u3069\u3046\u78ba\u4fdd\u3059\u308b\u304b\u300d\u304c\u4e89\u70b9\u306b\u306a\u308a\u307e\u3059\u3002\u672c\u756a\u7cfb\u3067\u306f\u3001\u6280\u8853\u7684\u306b\u53ef\u80fd\u3067\u3082\u3001\u696d\u52d9\u505c\u6b62\u306e\u8a31\u5bb9\u304c\u306a\u3044\u3068\u6210\u7acb\u3057\u307e\u305b\u3093\u3002<\/p> <p>\u3053\u306e\u5206\u985e\u3067\u91cd\u8981\u306a\u306e\u306f\u3001\u5fa9\u65e7\u306e\u6210\u5426\u3092\u201c\u305d\u306e\u5834\u201d\u3067\u5224\u65ad\u3057\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u5fa9\u65e7\u76ee\u6a19\u3001\u76e3\u67fb\u8981\u4ef6\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u72b6\u6cc1\u3001\u95a2\u4fc2\u8005\u306e\u5408\u610f\u5f62\u6210\u307e\u3067\u542b\u3081\u3066\u300c\u3069\u306e\u30eb\u30fc\u30c8\u306a\u3089\u8edf\u7740\u9678\u3067\u304d\u308b\u304b\u300d\u3092\u8003\u3048\u307e\u3059\u3002\u4e00\u822c\u8ad6\u306e\u624b\u9806\u304c\u901a\u7528\u3057\u306b\u304f\u3044\u306e\u306f\u3001\u3053\u3053\u306b\u201c\u500b\u5225\u6848\u4ef6\u201d\u306e\u524d\u63d0\u304c\u5f37\u304f\u4e57\u308b\u304b\u3089\u3067\u3059\u3002<\/p> <hr> <h3>\u5206\u985eC\uff1a\u5bb9\u91cf\u30fb\u904b\u7528\u8981\u56e0\u5bc4\u308a\uff08\u518d\u767a\u6761\u4ef6\u3092\u6f70\u3055\u306a\u3044\u3068\u843d\u3061\u7740\u304b\u306a\u3044\uff09<\/h3> <p>\u5bb9\u91cf\u903c\u8feb\u3001\u30ed\u30b0\u306e\u904e\u5270\u751f\u6210\u3001\u30d0\u30c3\u30c1\u306e\u96c6\u4e2d\u3001\u904b\u7528\u5909\u66f4\u306e\u5f71\u97ff\u306a\u3069\u304c\u91cd\u306a\u308b\u3068\u3001\u969c\u5bb3\u306f\u201c\u76f4\u3057\u305f\u3064\u3082\u308a\u201d\u3067\u3082\u518d\u767a\u3057\u307e\u3059\u3002\u73fe\u5834\u3067\u306f\u300c\u5fa9\u65e7\u3057\u305f\u306e\u306b\u307e\u305f\u843d\u3061\u305f\u300d\u304c\u6700\u3082\u3064\u3089\u304f\u3001\u4fe1\u983c\u3082\u524a\u308c\u307e\u3059\u3002\u3053\u306e\u5206\u985e\u306f\u3001\u5fa9\u65e7\u3068\u540c\u6642\u306b\u300c\u518d\u767a\u6761\u4ef6\u306e\u6f70\u3057\u8fbc\u307f\u300d\u304c\u5fc5\u8981\u306b\u306a\u308a\u3084\u3059\u3044\u306e\u304c\u7279\u5fb4\u3067\u3059\u3002<\/p> <p>\u7279\u306b\u3001\u30b3\u30f3\u30c6\u30ca\u3084\u30b8\u30e7\u30d6\u57fa\u76e4\u3001\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u7d61\u3080\u3068\u3001\u5358\u4f53\u306e\u5bfe\u51e6\u3067\u306f\u5834\u304c\u843d\u3061\u7740\u304b\u306a\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u6c42\u3081\u3089\u308c\u308b\u306e\u306f\u3001\u6280\u8853\u3060\u3051\u3067\u306a\u304f\u3001\u904b\u7528\u30fb\u76e3\u8996\u30fb\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u691c\u8a3c\u30fb\u5909\u66f4\u7ba1\u7406\u307e\u3067\u542b\u3081\u305f\u201c\u53ce\u675f\u8a2d\u8a08\u201d\u3067\u3059\u3002<\/p> <hr> <h3>3\u5206\u985e\u3092\u201c\u5224\u65ad\u306e\u6750\u6599\u201d\u3068\u3057\u3066\u4f7f\u3046\u305f\u3081\u306e\u5bfe\u5fdc\u95a2\u4fc2<\/h3> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u5206\u985e<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u53ce\u675f\u3092\u65e9\u3081\u308b\u8003\u3048\u65b9<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u4e00\u822c\u8ad6\u306e\u9650\u754c\u304c\u51fa\u3084\u3059\u3044\u70b9<\/th> <\/tr> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">A\uff1aI\/O\u30a8\u30e9\u30fc\u5bc4\u308a<\/th> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u571f\u53f0\u306e\u5065\u5168\u6027\u3092\u7591\u3044\u3001\u64cd\u4f5c\u3092\u5897\u3084\u3055\u305a\u5f71\u97ff\u7bc4\u56f2\u3092\u9650\u5b9a<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u4e0b\u5c64\u69cb\u6210\uff08RAID\/\u4eee\u60f3\/\u5171\u6709\uff09\u6b21\u7b2c\u3067\u624b\u304c\u5909\u308f\u308b<\/td> <\/tr> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">B\uff1a\u30e1\u30bf\u30c7\u30fc\u30bf\u5bc4\u308a<\/th> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u505c\u6b62\u6642\u9593\u30fb\u8aac\u660e\u8cac\u4efb\u30fb\u8a3c\u8de1\u3092\u542b\u3081\u3066\u30eb\u30fc\u30c8\u3092\u9078\u3076<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5fa9\u65e7\u76ee\u6a19\uff08RTO\/RPO\uff09\u3068\u76e3\u67fb\u8981\u4ef6\u3067\u6700\u9069\u89e3\u304c\u5909\u308f\u308b<\/td> <\/tr> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">C\uff1a\u5bb9\u91cf\u30fb\u904b\u7528\u8981\u56e0\u5bc4\u308a<\/th> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u518d\u767a\u6761\u4ef6\u3092\u6f70\u3057\u3001\u904b\u7528\u8a2d\u8a08\u307e\u3067\u542b\u3081\u3066\u5834\u3092\u6574\u3048\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u76e3\u8996\u30fb\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u691c\u8a3c\u30fb\u5909\u66f4\u7ba1\u7406\u306e\u524d\u63d0\u304c\u6848\u4ef6\u3067\u7570\u306a\u308b<\/td> <\/tr> <\/table> <hr> <p>\u3053\u306e3\u5206\u985e\u306f\u3001\u539f\u56e0\u3092\u65ad\u5b9a\u3059\u308b\u305f\u3081\u3067\u306f\u306a\u304f\u3001\u300c\u6b21\u306b\u4f55\u3092\u6574\u7406\u3059\u3079\u304d\u304b\u300d\u3092\u6c7a\u3081\u308b\u305f\u3081\u306e\u5730\u56f3\u3067\u3059\u3002\u5951\u7d04\u3001\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u3001\u91cd\u8981\u30c7\u30fc\u30bf\u306e\u7bc4\u56f2\u3001\u95a2\u4fc2\u8005\u306e\u5408\u610f\u5f62\u6210\u304c\u7d61\u3080\u307b\u3069\u3001\u4e00\u822c\u8ad6\u3060\u3051\u3067\u306f\u5224\u65ad\u304c\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u3046\u3044\u3046\u3068\u304d\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u3078\u76f8\u8ac7\u3057\u3001\u500b\u5225\u524d\u63d0\u306b\u6cbf\u3063\u3066\u53ce\u675f\u306e\u9053\u7b4b\u3092\u4f5c\u308b\u307b\u3046\u304c\u3001\u7d50\u679c\u3068\u3057\u3066\u6642\u9593\u3082\u640d\u5931\u3082\u6291\u3048\u3089\u308c\u307e\u3059\uff08\u30d5\u30a9\u30fc\u30e0\uff1a<a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\">https:\/\/jouhou.main.jp\/?page_id=26983<\/a>\uff0f\u96fb\u8a71\uff1a<a href=\"tel:0120838831\">0120-838-831<\/a>\uff09\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec04\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">30\u79d2\u3067\u4e8b\u5b9f\u3092\u96c6\u3081\u308b\uff1a\u30ed\u30b0\u30fb\u30de\u30a6\u30f3\u30c8\u72b6\u614b\u30fb\u76f4\u524d\u5909\u66f4<\/h2> <p>Ext4\u969c\u5bb3\u306e\u73fe\u5834\u3067\u6700\u521d\u306b\u8d77\u304d\u304c\u3061\u306a\u306e\u306f\u3001\u300c\u539f\u56e0\u304c\u5206\u304b\u3089\u306a\u3044\u4e0d\u5b89\u300d\u3092\u57cb\u3081\u308b\u305f\u3081\u306b\u64cd\u4f5c\u304c\u5897\u3048\u308b\u3053\u3068\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u5fa9\u65e7\u306e\u6210\u5426\u3084\u6642\u9593\u306f\u201c\u6700\u521d\u306b\u63c3\u3048\u305f\u4e8b\u5b9f\u201d\u3067\u5927\u304d\u304f\u5de6\u53f3\u3055\u308c\u307e\u3059\u3002\u3053\u3053\u3067\u3044\u3046\u4e8b\u5b9f\u3068\u306f\u3001\u63a8\u6e2c\u3084\u4f53\u611f\u3067\u306f\u306a\u304f\u3001\u6642\u523b\u3068\u5bfe\u8c61\u304c\u7d50\u3073\u3064\u3044\u305f\u60c5\u5831\u3067\u3059\u3002\u307e\u305a\u306f\u88ab\u5bb3\u6700\u5c0f\u5316\uff08\u30c0\u30e1\u30fc\u30b8\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\uff09\u3068\u3057\u3066\u3001\u66f8\u304d\u8fbc\u307f\u3092\u5897\u3084\u3059\u884c\u70ba\u3092\u907f\u3051\u3064\u3064\u3001\u77ed\u6642\u9593\u3067\u8aac\u660e\u53ef\u80fd\u306a\u6750\u6599\u3092\u63c3\u3048\u307e\u3059\u3002<\/p> <hr> <h3>\u6700\u521d\u306b\u63c3\u3048\u308b\u300c5\u70b9\u30bb\u30c3\u30c8\u300d<\/h3> <p>\u73fe\u5834\u3067\u6700\u3082\u52b9\u304f\u306e\u306f\u3001\u6b21\u306e5\u70b9\u3092\u201c\u540c\u3058\u6642\u523b\u8ef8\u201d\u3067\u63c3\u3048\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u3060\u3051\u3067\u3001\u4e0b\u5c64I\/O\u304b\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u6574\u5408\u6027\u304b\u3001\u904b\u7528\u8981\u56e0\u304b\u306e\u5f53\u305f\u308a\u304c\u4ed8\u304d\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <ul> <li>\u3044\u3064\u304b\u3089\u7570\u5e38\u304c\u59cb\u307e\u3063\u305f\u304b\uff08\u30e6\u30fc\u30b6\u5f71\u97ff\u306e\u958b\u59cb\u6642\u523b\uff0f\u30a2\u30e9\u30fc\u30c8\u6642\u523b\uff0f\u6700\u521d\u306e\u30a8\u30e9\u30fc\u6642\u523b\uff09<\/li> <li>\u3069\u306e\u30de\u30a6\u30f3\u30c8\u30dd\u30a4\u30f3\u30c8\u3067\u7570\u5e38\u304c\u51fa\u3066\u3044\u308b\u304b\uff08\u5358\u4e00\u304b\u8907\u6570\u304b\u3001\u91cd\u8981\u30c7\u30fc\u30bf\u306e\u4f4d\u7f6e\uff09<\/li> <li>\u73fe\u5728\u306e\u30de\u30a6\u30f3\u30c8\u72b6\u614b\uff08Read-only\u5316\u3001\u518d\u30de\u30a6\u30f3\u30c8\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u5909\u66f4\u306e\u6709\u7121\uff09<\/li> <li>\u30ed\u30b0\u306e\u7a2e\u5225\u3054\u3068\u306e\u72b6\u6cc1\uff08\u30ab\u30fc\u30cd\u30eb\u7cfb\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u7cfb\u3001\u30b5\u30fc\u30d3\u30b9\u7cfb\u306e\u3069\u3053\u304c\u5148\u306b\u5d29\u308c\u305f\u304b\uff09<\/li> <li>\u76f4\u524d\u5909\u66f4\uff08\u5bb9\u91cf\u30fb\u30b8\u30e7\u30d6\u30fb\u30c7\u30d7\u30ed\u30a4\u30fb\u518d\u8d77\u52d5\u30fb\u30b9\u30c8\u30ec\u30fc\u30b8\u4ea4\u63db\u30fb\u4eee\u60f3\u57fa\u76e4\u5909\u66f4\u30fb\u30b3\u30f3\u30c6\u30ca\u8a2d\u5b9a\u5909\u66f4\u306a\u3069\uff09<\/li> <\/ul> <p>\u3053\u306e\u300c5\u70b9\u30bb\u30c3\u30c8\u300d\u306f\u3001\u4fee\u7406\u306e\u305f\u3081\u3067\u306f\u306a\u304f\u3001\u53ce\u675f\u306e\u305f\u3081\u306e\u6574\u7406\u3067\u3059\u3002\u72b6\u6cc1\u8aac\u660e\u304c\u5fc5\u8981\u306a\u73fe\u5834\u307b\u3069\u3001\u4e8b\u5b9f\u304c\u63c3\u3046\u3060\u3051\u3067\u793e\u5185\u8abf\u6574\u304c\u9032\u307f\u3001\u4e0d\u8981\u306a\u64cd\u4f5c\u304c\u6e1b\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u30ed\u30b0\u3092\u898b\u308b\u3068\u304d\u306e\u8981\u70b9\uff1a\u9806\u756a\u3068\u201c\u5148\u306b\u58ca\u308c\u305f\u3082\u306e\u201d<\/h3> <p>\u30ed\u30b0\u306f\u591a\u3044\u307b\u3069\u826f\u3044\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u898b\u308b\u3079\u304d\u306f\u300c\u3069\u308c\u304c\u6700\u521d\u306b\u58ca\u308c\u305f\u304b\u300d\u300c\u9023\u9396\u306f\u3069\u306e\u65b9\u5411\u304b\u300d\u3067\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u7d4c\u8def\u306e\u7570\u5e38\u304c\u5148\u306b\u51fa\u3066\u3001\u305d\u306e\u5f8c\u306bExt4\u306e\u8b66\u544a\u3084Read-only\u5316\u304c\u51fa\u308b\u306a\u3089\u3001\u571f\u53f0\u306e\u4e0d\u5b89\u5b9a\u3055\u304c\u7591\u308f\u308c\u307e\u3059\u3002\u9006\u306b\u3001\u904b\u7528\u4e0a\u306e\u903c\u8feb\uff08\u5bb9\u91cf\u3084I\/O\u96c6\u4e2d\uff09\u304c\u5148\u306b\u3042\u308a\u3001\u305d\u306e\u5f8c\u306b\u30b5\u30fc\u30d3\u30b9\u9045\u5ef6\u3084\u6574\u5408\u6027\u8b66\u544a\u304c\u51fa\u308b\u306a\u3089\u3001\u8ca0\u8377\u30fb\u904b\u7528\u8981\u56e0\u304c\u5f15\u304d\u91d1\u306e\u53ef\u80fd\u6027\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u898b\u3048\u65b9\uff08\u4f8b\uff09<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u8aad\u307f\u53d6\u308a\u65b9\uff08\u6c7a\u3081\u6253\u3061\u3057\u306a\u3044\uff09<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u6b21\u306b\u63c3\u3048\u308b\u4e8b\u5b9f<\/th> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u30b9\u30c8\u30ec\u30fc\u30b8\u7d4c\u8def\u306e\u7570\u5e38 \u2192 I\/O\u9045\u5ef6 \u2192 Ext4\u304cRead-only<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u4e0b\u5c64I\/O\u5bc4\u308a\u306e\u53ef\u80fd\u6027\u304c\u4e0a\u304c\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">RAID\/LVM\/\u4eee\u60f3\u57fa\u76e4\/\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u5074\u306e\u72b6\u614b<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5bb9\u91cf\u903c\u8feb\u3084\u30b8\u30e7\u30d6\u96c6\u4e2d \u2192 \u30b5\u30fc\u30d3\u30b9\u7570\u5e38 \u2192 \u6574\u5408\u6027\u8b66\u544a<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u904b\u7528\u8981\u56e0\u5bc4\u308a\u306e\u53ef\u80fd\u6027\u304c\u4e0a\u304c\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5bb9\u91cf\u63a8\u79fb\u3001I\/O\u30d4\u30fc\u30af\u3001\u76f4\u524d\u5909\u66f4\u3001\u518d\u767a\u6761\u4ef6<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u7279\u5b9a\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3060\u3051\u4e0d\u81ea\u7136 \u2192 \u53c2\u7167\u304c\u5d29\u308c\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u30e1\u30bf\u30c7\u30fc\u30bf\u5bc4\u308a\u306e\u53ef\u80fd\u6027\u304c\u4e0a\u304c\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5f71\u97ff\u7bc4\u56f2\uff08\u3069\u306e\u30c7\u30fc\u30bf\u304c\u5bfe\u8c61\u304b\uff09\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u6700\u7d42\u6642\u523b<\/td> <\/tr> <\/table> <hr> <h3>\u300c\u76f4\u524d\u5909\u66f4\u300d\u3092\u8cac\u3081\u306a\u3044\u5f62\u3067\u96c6\u3081\u308b<\/h3> <p>\u76f4\u524d\u5909\u66f4\u306f\u3001\u8cac\u4efb\u8ffd\u53ca\u306b\u4f7f\u3046\u3068\u73fe\u5834\u304c\u840e\u7e2e\u3057\u3001\u60c5\u5831\u304c\u51fa\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u53ce\u675f\u3092\u65e9\u3081\u308b\u89b3\u70b9\u3067\u306f\u300c\u4f55\u304c\u5909\u308f\u3063\u305f\u304b\u300d\u3092\u6de1\u3005\u3068\u96c6\u3081\u308b\u307b\u3046\u304c\u5f97\u3067\u3059\u3002\u5909\u66f4\u306f\u201c\u6b63\u3057\u3044\u65bd\u7b56\u201d\u3067\u3082\u526f\u4f5c\u7528\u304c\u51fa\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3057\u3001\u5909\u66f4\u304c\u306a\u304f\u3066\u3082\u6f5c\u5728\u4e0d\u826f\u304c\u8868\u9762\u5316\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u6642\u523b\u3068\u5bfe\u8c61\u304c\u63c3\u3048\u3070\u3001\u8b70\u8ad6\u306e\u6e29\u5ea6\u3092\u4e0b\u3052\u3001\u5408\u7406\u7684\u306b\u512a\u5148\u9806\u4f4d\u3092\u4ed8\u3051\u3089\u308c\u307e\u3059\u3002<\/p> <p>\u3053\u306e\u6bb5\u968e\u3067\u5224\u65ad\u304c\u96e3\u3057\u3044\u3001\u307e\u305f\u306f\u672c\u756a\u30fb\u76e3\u67fb\u30fb\u5171\u6709\u57fa\u76e4\u304c\u7d61\u3093\u3067\u5f71\u97ff\u7bc4\u56f2\u306e\u8aac\u660e\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u306b\u72b6\u6cc1\u6574\u7406\u304b\u3089\u76f8\u8ac7\u3057\u3001\u6700\u5c0f\u5909\u66f4\u3067\u306e\u53ce\u675f\u30d7\u30e9\u30f3\u3092\u4f5c\u308b\u307b\u3046\u304c\u73fe\u5b9f\u7684\u3067\u3059\uff08\u30d5\u30a9\u30fc\u30e0\uff1a<a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\">https:\/\/jouhou.main.jp\/?page_id=26983<\/a>\uff0f\u96fb\u8a71\uff1a<a href=\"tel:0120838831\">0120-838-831<\/a>\uff09\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec05\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u6700\u5c0f\u5909\u66f4\u3067\u5b88\u308b\uff1a\u8a3c\u8de1\u3068\u5f71\u97ff\u7bc4\u56f2\u3092\u5d29\u3055\u306a\u3044\u521d\u52d5\u8a2d\u8a08<\/h2> <p>Ext4\u969c\u5bb3\u3067\u73fe\u5834\u304c\u82e6\u3057\u304f\u306a\u308b\u306e\u306f\u3001\u300c\u76f4\u3059\u3053\u3068\u300d\u3068\u540c\u6642\u306b\u300c\u8aac\u660e\u3059\u308b\u3053\u3068\u300d\u304c\u6c42\u3081\u3089\u308c\u308b\u304b\u3089\u3067\u3059\u3002\u3057\u304b\u3082\u8aac\u660e\u306f\u3001\u5fa9\u65e7\u5f8c\u306b\u201c\u306a\u305c\u305d\u3046\u5224\u65ad\u3057\u305f\u304b\u201d\u3092\u554f\u308f\u308c\u307e\u3059\u3002\u3053\u3053\u3067\u52b9\u304f\u306e\u304c\u3001\u6700\u5c0f\u5909\u66f4\u3068\u3044\u3046\u8003\u3048\u65b9\u3067\u3059\u3002\u6700\u5c0f\u5909\u66f4\u3068\u306f\u3001\u624b\u6570\u3092\u6e1b\u3089\u3059\u3053\u3068\u3067\u306f\u306a\u304f\u3001\u5909\u66f4\u306e\u5f71\u97ff\u7bc4\u56f2\u3092\u9650\u5b9a\u3057\u3001\u5224\u65ad\u6839\u62e0\uff08\u8a3c\u8de1\uff09\u3092\u6b8b\u3057\u306a\u304c\u3089\u3001\u53ce\u675f\u3078\u5411\u304b\u3046\u9053\u7b4b\u3092\u4f5c\u308b\u3053\u3068\u3067\u3059\u3002<\/p> <hr> <h3>\u8a3c\u8de1\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u9762\uff1a\u672c\u756a\u30fb\u5951\u7d04\u30fb\u76e3\u67fb\u30fb\u5bfe\u5916\u8aac\u660e<\/h3> <p>\u672c\u756a\u30c7\u30fc\u30bf\u3001\u500b\u4eba\u60c5\u5831\u3001\u533b\u7642\u30fb\u4ecb\u8b77\u3001\u91d1\u878d\u3001\u516c\u5171\u306a\u3069\u3001\u76e3\u67fb\u3084\u5951\u7d04\u304c\u7d61\u3080\u9818\u57df\u3067\u306f\u300c\u4f55\u3092\u3057\u305f\u304b\u300d\u3060\u3051\u3067\u306a\u304f\u300c\u4f55\u3092\u3057\u306a\u304b\u3063\u305f\u304b\u300d\u300c\u306a\u305c\u305d\u306e\u9806\u756a\u306b\u3057\u305f\u304b\u300d\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u969c\u5bb3\u6642\u306f\u5224\u65ad\u304c\u63fa\u308c\u3084\u3059\u3044\u306e\u3067\u3001\u5f8c\u304b\u3089\u6574\u5408\u3059\u308b\u8aac\u660e\u3092\u4f5c\u308b\u306e\u306f\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u3060\u304b\u3089\u6700\u521d\u304b\u3089\u3001\u8a3c\u8de1\u3092\u201c\u5f8c\u4ed8\u3051\u201d\u306b\u3057\u306a\u3044\u8a2d\u8a08\u304c\u6709\u52b9\u3067\u3059\u3002<\/p> <ul> <li>\u6642\u7cfb\u5217\uff1a\u6700\u521d\u306e\u5146\u5019\u3001\u5f71\u97ff\u306e\u62e1\u5927\u3001\u5bfe\u5fdc\u306e\u5224\u65ad\u70b9\uff08\u3044\u3064\u4f55\u3092\u5207\u308a\u66ff\u3048\u305f\u304b\uff09<\/li> <li>\u7bc4\u56f2\uff1a\u5bfe\u8c61\u306e\u30de\u30a6\u30f3\u30c8\u30dd\u30a4\u30f3\u30c8\u3001\u95a2\u9023\u30b5\u30fc\u30d3\u30b9\u3001\u4f9d\u5b58\u3059\u308b\u57fa\u76e4\uff08\u4eee\u60f3\u5316\/\u5171\u6709\/\u30b3\u30f3\u30c6\u30ca\uff09<\/li> <li>\u6839\u62e0\uff1a\u30ed\u30b0\u3001\u30a2\u30e9\u30fc\u30c8\u3001\u5bb9\u91cf\u63a8\u79fb\u3001\u69cb\u6210\u60c5\u5831\u3001\u76f4\u524d\u5909\u66f4<\/li> <\/ul> <p>\u3053\u306e3\u70b9\u304c\u63c3\u3046\u3068\u3001\u8b70\u8ad6\u306e\u904e\u71b1\u3092\u6291\u3048\u8fbc\u307f\u3001\u95a2\u4fc2\u8005\u304c\u540c\u3058\u5730\u56f3\u3092\u898b\u3066\u8a71\u305b\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u300c\u5f71\u97ff\u7bc4\u56f2\u300d\u3092\u5148\u306b\u56fa\u5b9a\u3059\u308b\u7406\u7531<\/h3> <p>\u969c\u5bb3\u5bfe\u5fdc\u306f\u3001\u5bfe\u8c61\u304c\u5e83\u304c\u3063\u305f\u77ac\u9593\u306b\u96e3\u6613\u5ea6\u304c\u8df3\u306d\u4e0a\u304c\u308a\u307e\u3059\u3002Ext4\u5358\u4f53\u306e\u554f\u984c\u306b\u898b\u3048\u3066\u3082\u3001\u5b9f\u306f\u5225\u30db\u30b9\u30c8\u306e\u5171\u6709\u9818\u57df\u3084\u3001\u30b3\u30f3\u30c6\u30ca\u306e\u6c38\u7d9a\u30dc\u30ea\u30e5\u30fc\u30e0\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30b8\u30e7\u30d6\u306e\u518d\u5b9f\u884c\u306a\u3069\u304c\u7d61\u3080\u3068\u3001\u4e8c\u6b21\u88ab\u5bb3\u304c\u5897\u3048\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u6700\u5c0f\u5909\u66f4\u306e\u521d\u52d5\u3067\u306f\u3001\u5fa9\u65e7\u306e\u524d\u306b\u300c\u3069\u3053\u307e\u3067\u304c\u540c\u3058\u969c\u5bb3\u3068\u3057\u3066\u6271\u3046\u7bc4\u56f2\u304b\u300d\u3092\u56fa\u5b9a\u3057\u307e\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u78ba\u8a8d\u5bfe\u8c61<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u5f71\u97ff\u304c\u5e83\u304c\u308a\u3084\u3059\u3044\u4f8b<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u6700\u5c0f\u5909\u66f4\u306e\u89b3\u70b9<\/th> <\/tr> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8<\/th> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5225\u30db\u30b9\u30c8\u306e\u540c\u4e00\u9818\u57df\u306b\u3082\u6ce2\u53ca\u3001\u6574\u5408\u6027\u304c\u5d29\u308c\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5358\u4f53\u5224\u65ad\u3092\u907f\u3051\u3001\u4f9d\u5b58\u95a2\u4fc2\u3092\u68da\u5378\u3057\u3057\u3066\u304b\u3089\u53ce\u675f\u30eb\u30fc\u30c8\u3092\u9078\u3076<\/td> <\/tr> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u4eee\u60f3\u5316\/\u30b3\u30f3\u30c6\u30ca<\/th> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u30db\u30b9\u30c8\/\u30b2\u30b9\u30c8\u306e\u8cac\u4efb\u5883\u754c\u304c\u66d6\u6627\u3067\u8abf\u6574\u304c\u96e3\u822a<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5c64\u3054\u3068\u306e\u4e8b\u5b9f\uff08\u3069\u3053\u3067\u4f55\u304c\u8d77\u304d\u305f\u304b\uff09\u3092\u5206\u3051\u3066\u6574\u7406\u3059\u308b<\/td> <\/tr> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\/\u30ec\u30d7\u30ea\u30ab<\/th> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5fa9\u65e7\u306e\u3064\u3082\u308a\u304c\u518d\u540c\u671f\u3067\u8ca0\u8377\u5897\u5927\u3001\u9045\u5ef6\u304c\u62e1\u5927<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5fa9\u65e7\u76ee\u6a19\uff08RTO\/RPO\uff09\u3068\u6240\u8981\u6642\u9593\u3092\u5148\u306b\u898b\u7a4d\u3082\u308b<\/td> <\/tr> <\/table> <hr> <h3>\u300c\u3084\u3089\u306a\u3044\u5224\u65ad\u300d\u3092\u8a00\u8a9e\u5316\u3059\u308b\u3068\u53ce\u675f\u304c\u901f\u3044<\/h3> <p>\u691c\u7d22\u3067\u6765\u305f\u4eba\u304c\u671f\u5f85\u3059\u308b\u201c\u624b\u9806\u201d\u306f\u3001\u72b6\u6cc1\u6b21\u7b2c\u3067\u9006\u52b9\u679c\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3060\u304b\u3089\u6700\u5c0f\u5909\u66f4\u306e\u521d\u52d5\u3067\u306f\u3001\u3084\u308b\u3053\u3068\u4ee5\u4e0a\u306b\u300c\u3084\u3089\u306a\u3044\u3053\u3068\u300d\u3092\u8a00\u8a9e\u5316\u3057\u3066\u304a\u304f\u3068\u5f37\u3044\u3067\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u539f\u56e0\u304c\u56fa\u307e\u308b\u524d\u306b\u64cd\u4f5c\u3092\u5897\u3084\u3055\u306a\u3044\u3001\u5f71\u97ff\u7bc4\u56f2\u304c\u8aad\u3081\u306a\u3044\u307e\u307e\u518d\u8d77\u52d5\u306b\u8e0f\u307f\u5207\u3089\u306a\u3044\u3001\u3068\u3044\u3046\u3088\u3046\u306b\u3001\u5224\u65ad\u3092\u30d6\u30ec\u30fc\u30ad\u3068\u3057\u3066\u6a5f\u80fd\u3055\u305b\u307e\u3059\u3002<\/p> <p>\u500b\u5225\u306e\u6848\u4ef6\u30fb\u5951\u7d04\u30fb\u69cb\u6210\u306b\u3088\u3063\u3066\u6700\u9069\u89e3\u304c\u5909\u308f\u308b\u5834\u9762\u307b\u3069\u3001\u4e00\u822c\u8ad6\u306e\u9650\u754c\u304c\u51fa\u307e\u3059\u3002\u8ff7\u3046\u6750\u6599\u304c\u63c3\u3063\u3066\u3044\u308b\u306e\u306b\u7d50\u8ad6\u304c\u51fa\u306a\u3044\u3068\u304d\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u76f8\u8ac7\u3057\u3001\u4e8b\u5b9f\u6574\u7406\u304b\u3089\u53ce\u675f\u30eb\u30fc\u30c8\u8a2d\u8a08\u307e\u3067\u4e00\u7dd2\u306b\u9032\u3081\u308b\u307b\u3046\u304c\u640d\u5931\u3068\u6d41\u51fa\u3092\u6291\u3048\u3084\u3059\u304f\u306a\u308a\u307e\u3059\uff08\u30d5\u30a9\u30fc\u30e0\uff1a<a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\">https:\/\/jouhou.main.jp\/?page_id=26983<\/a>\uff0f\u96fb\u8a71\uff1a<a href=\"tel:0120838831\">0120-838-831<\/a>\uff09\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec06\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u4e89\u70b9A\uff1a\u4e0b\u5c64\uff08\u30c7\u30a3\u30b9\u30af\/RAID\/LVM\uff09\u304bExt4\u304b\u3092\u5207\u308a\u5206\u3051\u308b<\/h2> <p>Ext4\u969c\u5bb3\u306e\u8b70\u8ad6\u304c\u9577\u5f15\u304f\u5178\u578b\u306f\u3001\u300c\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u304c\u58ca\u308c\u305f\u306b\u9055\u3044\u306a\u3044\u300d\u3068\u6c7a\u3081\u6253\u3061\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u3067\u3059\u3002\u73fe\u5834\u3067\u306f\u78ba\u304b\u306b\u30d5\u30a1\u30a4\u30eb\u304c\u8aad\u3081\u306a\u3044\u3001\u66f8\u3051\u306a\u3044\u3001\u30b5\u30fc\u30d3\u30b9\u304c\u843d\u3061\u308b\u306e\u3067\u3001Ext4\u306b\u610f\u8b58\u304c\u96c6\u4e2d\u3057\u307e\u3059\u3002\u3057\u304b\u3057\u5b9f\u52d9\u4e0a\u306f\u3001\u4e0b\u5c64\uff08\u30c7\u30a3\u30b9\u30af\/RAID\/LVM\/\u4eee\u60f3\u57fa\u76e4\/\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\uff09\u306e\u4e0d\u5b89\u5b9a\u3055\u304c\u5148\u306b\u3042\u308a\u3001\u305d\u306e\u7d50\u679c\u3068\u3057\u3066Ext4\u304cRead-only\u5316\u3057\u305f\u308a\u3001\u6574\u5408\u6027\u8b66\u544a\u304c\u51fa\u305f\u308a\u3059\u308b\u30b1\u30fc\u30b9\u304c\u5c11\u306a\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/p> <hr> <h3>\u5207\u308a\u5206\u3051\u306e\u57fa\u672c\uff1a\u75c7\u72b6\u3067\u306f\u306a\u304f\u201c\u9023\u9396\u306e\u65b9\u5411\u201d\u3092\u898b\u308b<\/h3> <p>\u5207\u308a\u5206\u3051\u306f\u539f\u56e0\u306e\u65ad\u5b9a\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u300c\u3069\u3061\u3089\u306e\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u304b\u300d\u3092\u5148\u306b\u5f53\u305f\u308a\u4ed8\u3051\u3057\u3001\u6b21\u306b\u96c6\u3081\u308b\u4e8b\u5b9f\u3092\u6c7a\u3081\u308b\u4f5c\u696d\u3067\u3059\u3002\u30dd\u30a4\u30f3\u30c8\u306f\u3001\u3069\u3061\u3089\u304c\u5148\u306b\u63fa\u308c\u305f\u304b\u3067\u3059\u3002\u4e0b\u5c64\u306e\u63fa\u308c\u304c\u5148\u306a\u3089\u3001Ext4\u5074\u306e\u64cd\u4f5c\u3092\u5897\u3084\u3057\u3066\u3082\u53ce\u675f\u3057\u306b\u304f\u3044\u3002\u9006\u306b\u3001\u4e0b\u5c64\u304c\u5b89\u5b9a\u3057\u3066\u3044\u308b\u306e\u306b\u30e1\u30bf\u30c7\u30fc\u30bf\u306e\u4e0d\u6574\u5408\u304c\u76ee\u7acb\u3064\u306a\u3089\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5074\u306e\u6574\u5408\u6027\u304c\u4e89\u70b9\u306b\u306a\u308a\u3084\u3059\u3044\u3001\u3068\u3044\u3046\u8aad\u307f\u65b9\u3067\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u89b3\u6e2c\u3055\u308c\u3084\u3059\u3044\u4e8b\u5b9f<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u4e0b\u5c64\u5bc4\u308a\u306e\u898b\u7acb\u3066<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">Ext4\u5bc4\u308a\u306e\u898b\u7acb\u3066<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u6b21\u306b\u96c6\u3081\u308b\u6750\u6599<\/th> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">I\/O\u9045\u5ef6\u3001timeout\u3001\u7d4c\u8def\u30ea\u30bb\u30c3\u30c8\u304c\u5148\u884c<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u53ef\u80fd\u6027\u304c\u4e0a\u304c\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u53ef\u80fd\u6027\u306f\u76f8\u5bfe\u7684\u306b\u4e0b\u304c\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">RAID\u72b6\u614b\u3001\u7269\u7406\u30c7\u30a3\u30b9\u30af\u5065\u5168\u6027\u3001\u4eee\u60f3\/\u5171\u6709\u306e\u57fa\u76e4\u30ed\u30b0<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u7279\u5b9a\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3060\u3051\u53c2\u7167\u4e0d\u5168\u304c\u76ee\u7acb\u3064<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u53ef\u80fd\u6027\u306f\u76f8\u5bfe\u7684\u306b\u4e0b\u304c\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u53ef\u80fd\u6027\u304c\u4e0a\u304c\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5f71\u97ff\u7bc4\u56f2\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u6700\u7d42\u6642\u523b\u3001\u5909\u66f4\u5c65\u6b74<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5bb9\u91cf\u903c\u8feb\u3084I\/O\u96c6\u4e2d\u304c\u5148\u884c<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u6df7\u5728\u3057\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u6df7\u5728\u3057\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5bb9\u91cf\u63a8\u79fb\u3001\u30b8\u30e7\u30d6\u3001\u76e3\u8996\u3001\u518d\u767a\u6761\u4ef6<\/td> <\/tr> <\/table> <hr> <h3>\u672c\u756a\u3067\u52b9\u304f\u5224\u65ad\uff1a\u5148\u306b\u300c\u571f\u53f0\u306e\u5b89\u5b9a\u300d\u3092\u7591\u3046\u3079\u304d\u5834\u9762<\/h3> <p>\u672c\u756a\u3067\u6700\u3082\u6016\u3044\u306e\u306f\u3001\u5fa9\u65e7\u306b\u5411\u3051\u3066\u64cd\u4f5c\u3057\u305f\u7d50\u679c\u3001I\/O\u4e0d\u5b89\u5b9a\u304c\u518d\u767a\u3057\u3066\u72b6\u6cc1\u304c\u632f\u308a\u51fa\u3057\u306b\u623b\u308b\u3053\u3068\u3067\u3059\u3002\u4e0b\u5c64\u304c\u602a\u3057\u3044\u3068\u304d\u306f\u3001\u8868\u5c64\u306e\u6574\u5408\u6027\u3092\u3044\u3058\u308b\u307b\u3069\u72b6\u614b\u304c\u63fa\u308c\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u3060\u304b\u3089\u73fe\u5b9f\u7684\u306b\u306f\u3001\u571f\u53f0\u306e\u5b89\u5b9a\u6027\u304c\u7591\u308f\u308c\u308b\u6bb5\u968e\u3067\u306f\u3001\u64cd\u4f5c\u3092\u5897\u3084\u3055\u306a\u3044\u5224\u65ad\u304c\u201c\u6b6f\u6b62\u3081\u201d\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p> <p>\u3053\u306e\u5224\u65ad\u304c\u96e3\u3057\u3044\u306e\u306f\u3001\u69cb\u6210\u304c\u6848\u4ef6\u3054\u3068\u306b\u9055\u3046\u304b\u3089\u3067\u3059\u3002\u5358\u4f53\u30b5\u30fc\u30d0\u304b\u3001RAID\u304b\u3001LVM\u304b\u3001\u4eee\u60f3\u5316\u304b\u3001\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u304b\u3067\u3001\u63fa\u308c\u65b9\u3068\u6ce2\u53ca\u7bc4\u56f2\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u4e00\u822c\u8ad6\u306e\u30c1\u30a7\u30c3\u30af\u3060\u3051\u3067\u306f\u8aac\u660e\u8cac\u4efb\u3092\u6e80\u305f\u305b\u306a\u3044\u5834\u5408\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u306b\u76f8\u8ac7\u3057\u3001\u5c64\u3054\u3068\u306b\u4e8b\u5b9f\u3092\u6574\u7406\u3057\u3066\u53ce\u675f\u3078\u5c0e\u304f\u307b\u3046\u304c\u3001\u7d50\u679c\u3068\u3057\u3066\u901f\u304f\u843d\u3061\u7740\u304f\u3053\u3068\u304c\u591a\u3044\u3067\u3059\uff08\u30d5\u30a9\u30fc\u30e0\uff1a<a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\">https:\/\/jouhou.main.jp\/?page_id=26983<\/a>\uff0f\u96fb\u8a71\uff1a<a href=\"tel:0120838831\">0120-838-831<\/a>\uff09\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec07\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u4e89\u70b9B\uff1a\u30b8\u30e3\u30fc\u30ca\u30eb\u518d\u751f\u3068\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u306e\u201c\u6642\u9593\u30b3\u30b9\u30c8\u201d\u3092\u8aad\u3080<\/h2> <p>Ext4\u969c\u5bb3\u306e\u5bfe\u5fdc\u3067\u3001\u73fe\u5834\u306e\u610f\u601d\u6c7a\u5b9a\u3092\u6700\u3082\u96e3\u3057\u304f\u3059\u308b\u306e\u304c\u300c\u6b63\u3057\u3055\u300d\u3067\u306f\u306a\u304f\u300c\u6642\u9593\u300d\u3067\u3059\u3002\u6574\u5408\u6027\u306e\u554f\u984c\u306f\u3001\u7406\u5c48\u306e\u4e0a\u3067\u306f\u201c\u623b\u305b\u308b\u201d\u5834\u9762\u304c\u3042\u3063\u3066\u3082\u3001\u505c\u6b62\u6642\u9593\u30fb\u518d\u8d77\u52d5\u56de\u6570\u30fb\u95a2\u4fc2\u8005\u306e\u5408\u610f\u30fb\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u5fa9\u5143\u306e\u6240\u8981\u6642\u9593\u306a\u3069\u3001\u73fe\u5b9f\u306e\u5236\u7d04\u306b\u5f15\u3063\u5f35\u3089\u308c\u307e\u3059\u3002\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u3001\u4f5c\u696d\u306e\u4e2d\u8eab\u3092\u7d30\u304b\u304f\u77e5\u308b\u3053\u3068\u3088\u308a\u3082\u3001\u3069\u306e\u9078\u629e\u304c\u3069\u308c\u304f\u3089\u3044\u306e\u6642\u9593\u30b3\u30b9\u30c8\u3092\u6301\u3064\u304b\u3092\u3001\u65e9\u3044\u6bb5\u968e\u3067\u898b\u901a\u3059\u3053\u3068\u3067\u3059\u3002<\/p> <hr> <h3>\u30b8\u30e3\u30fc\u30ca\u30eb\u304c\u52b9\u304f\u5834\u9762\uff0f\u52b9\u304d\u306b\u304f\u3044\u5834\u9762<\/h3> <p>Ext4\u306e\u30b8\u30e3\u30fc\u30ca\u30eb\u306f\u3001\u7a81\u7136\u306e\u505c\u6b62\u3084\u30af\u30e9\u30c3\u30b7\u30e5\u5f8c\u3067\u3082\u6574\u5408\u6027\u3092\u623b\u3057\u3084\u3059\u304f\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3067\u3059\u3002\u66f4\u65b0\u306e\u9014\u4e2d\u3067\u6b62\u307e\u3063\u3066\u3082\u3001\u518d\u958b\u6642\u306b\u6574\u5408\u304c\u53d6\u308c\u308b\u65b9\u5411\u3078\u5bc4\u305b\u3089\u308c\u308b\u305f\u3081\u3001\u8efd\u5fae\u306a\u4e0d\u6574\u5408\u306f\u5438\u53ce\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u65b9\u3067\u3001\u4e0b\u5c64I\/O\u304c\u4e0d\u5b89\u5b9a\u3060\u3063\u305f\u308a\u3001\u5bb9\u91cf\u903c\u8feb\u3084\u5f37\u3044\u8ca0\u8377\u304c\u7d99\u7d9a\u3057\u3066\u3044\u305f\u308a\u3001\u305d\u3082\u305d\u3082\u8aad\u307f\u53d6\u308a\u304c\u5b89\u5b9a\u3057\u306a\u3044\u72b6\u6cc1\u3067\u306f\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u304c\u671f\u5f85\u901a\u308a\u306b\u50cd\u304d\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <p>\u73fe\u5834\u306e\u6df7\u4e71\u306f\u3001\u300c\u30b8\u30e3\u30fc\u30ca\u30eb\u304c\u3042\u308b\u304b\u3089\u5927\u4e08\u592b\u300d\u3068\u3044\u3046\u671f\u5f85\u3068\u3001\u300c\u5b9f\u969b\u306f\u843d\u3061\u7740\u304b\u306a\u3044\u300d\u3068\u3044\u3046\u73fe\u8c61\u306e\u30ae\u30e3\u30c3\u30d7\u304b\u3089\u751f\u307e\u308c\u307e\u3059\u3002\u30ae\u30e3\u30c3\u30d7\u3092\u57cb\u3081\u308b\u306b\u306f\u3001\u4f5c\u696d\u306e\u662f\u975e\u3092\u8b70\u8ad6\u3059\u308b\u524d\u306b\u3001\u72b6\u6cc1\u3092\u201c\u843d\u3061\u7740\u304b\u305b\u308b\u201d\u6761\u4ef6\u304c\u63c3\u3063\u3066\u3044\u308b\u304b\uff08\u4e0b\u5c64\u306e\u5b89\u5b9a\u30fb\u8ca0\u8377\u306e\u6291\u3048\u8fbc\u307f\u30fb\u5f71\u97ff\u7bc4\u56f2\u306e\u9650\u5b9a\uff09\u3092\u78ba\u8a8d\u3057\u3001\u53ce\u675f\u306b\u5fc5\u8981\u306a\u6750\u6599\u3092\u5148\u306b\u63c3\u3048\u308b\u3053\u3068\u304c\u6709\u52b9\u3067\u3059\u3002<\/p> <hr> <h3>\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u306b\u4f34\u3046\u73fe\u5b9f\u7684\u306a\u30b3\u30b9\u30c8<\/h3> <p>\u6574\u5408\u6027\u306e\u78ba\u8a8d\u3084\u4fee\u5fa9\u306e\u8b70\u8ad6\u3067\u306f\u3001\u6280\u8853\u7684\u306a\u6b63\u5426\u3088\u308a\u300c\u3069\u308c\u304f\u3089\u3044\u6b62\u3081\u3089\u308c\u308b\u304b\u300d\u300c\u3069\u308c\u304f\u3089\u3044\u5f85\u3066\u308b\u304b\u300d\u304c\u4e89\u70b9\u306b\u306a\u308a\u307e\u3059\u3002\u672c\u756a\u7cfb\u3067\u306f\u3001\u505c\u6b62\u6642\u9593\u304c\u77ed\u3044\u307b\u3069\u3001\u9078\u3079\u308b\u624b\u306f\u9650\u3089\u308c\u307e\u3059\u3002\u9006\u306b\u3001\u505c\u6b62\u6642\u9593\u3092\u78ba\u4fdd\u3067\u304d\u308b\u306a\u3089\u3001\u78ba\u8a8d\u3067\u304d\u308b\u7bc4\u56f2\u304c\u5897\u3048\u3001\u518d\u767a\u306e\u82bd\u3082\u6f70\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u9078\u629e\u306e\u65b9\u5411\u6027<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u6642\u9593\u30b3\u30b9\u30c8\u306e\u898b\u7acb\u3066<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u5411\u3044\u3066\u3044\u308b\u72b6\u6cc1<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u4e00\u822c\u8ad6\u306e\u9650\u754c<\/th> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u77ed\u6642\u9593\u3067\u5834\u3092\u6574\u3048\u308b\uff08\u88ab\u5bb3\u6700\u5c0f\u5316\u3092\u512a\u5148\uff09<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u505c\u6b62\u306f\u77ed\u3044\u304c\u3001\u6839\u672c\u539f\u56e0\u306e\u7279\u5b9a\u306f\u5f8c\u56de\u3057\u306b\u306a\u308a\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5bfe\u5916\u5f71\u97ff\u304c\u5927\u304d\u304f\u3001\u307e\u305a\u93ae\u706b\u304c\u5fc5\u8981<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u69cb\u6210\u3084\u4f9d\u5b58\u95a2\u4fc2\u3067\u201c\u77ed\u6642\u9593\u201d\u306e\u5b9a\u7fa9\u304c\u5909\u308f\u308b<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u505c\u6b62\u6642\u9593\u3092\u78ba\u4fdd\u3057\u3066\u6574\u5408\u6027\u3092\u6df1\u304f\u78ba\u8a8d<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u6642\u9593\u306f\u304b\u304b\u308b\u304c\u3001\u518d\u767a\u6761\u4ef6\u307e\u3067\u542b\u3081\u3066\u6f70\u3057\u8fbc\u307f\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u696d\u52d9\u90fd\u5408\u3067\u30e1\u30f3\u30c6\u67a0\u304c\u78ba\u4fdd\u3067\u304d\u3001\u8aac\u660e\u8cac\u4efb\u304c\u91cd\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u505c\u6b62\u6642\u9593\u306e\u5408\u610f\u5f62\u6210\u304c\u6848\u4ef6\u3054\u3068\u306b\u7570\u306a\u308b<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff0f\u30ec\u30d7\u30ea\u30ab\u5fa9\u5143\u3092\u8ef8\u306b\u53ce\u675f<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5fa9\u5143\u6642\u9593\u3068\u30c7\u30fc\u30bf\u6b20\u640d\u8a31\u5bb9\uff08RPO\uff09\u3067\u6c7a\u307e\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5fa9\u5143\u624b\u9806\u304c\u691c\u8a3c\u6e08\u307f\u3067\u3001\u5fa9\u65e7\u76ee\u6a19\u304c\u660e\u78ba<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u72b6\u614b\u3084\u5fa9\u5143\u624b\u9806\u306e\u6210\u719f\u5ea6\u304c\u6848\u4ef6\u4f9d\u5b58<\/td> <\/tr> <\/table> <hr> <h3>\u610f\u601d\u6c7a\u5b9a\u3092\u901f\u304f\u3059\u308b\u300c3\u3064\u306e\u8cea\u554f\u300d<\/h3> <p>\u8b70\u8ad6\u304c\u904e\u71b1\u3057\u3084\u3059\u3044\u5834\u9762\u3067\u3082\u3001\u6b21\u306e3\u3064\u3092\u63c3\u3048\u308b\u3068\u3001\u6e29\u5ea6\u3092\u4e0b\u3052\u3064\u3064\u5408\u7406\u7684\u306b\u524d\u3078\u9032\u3081\u307e\u3059\u3002<\/p> <ul> <li>\u505c\u6b62\u6642\u9593\u306f\u3069\u308c\u304f\u3089\u3044\u78ba\u4fdd\u3067\u304d\u308b\u304b\uff08\u4eca\u3059\u3050\uff0f\u4eca\u591c\uff0f\u9031\u672b\u306a\u3069\u3001\u73fe\u5b9f\u306e\u67a0\uff09<\/li> <li>\u30c7\u30fc\u30bf\u6b20\u640d\u306e\u8a31\u5bb9\u306f\u3069\u3053\u307e\u3067\u304b\uff08\u6700\u65b0\u5206\u304c\u5fc5\u9808\u304b\u3001\u4f55\u6642\u9593\u5206\u307e\u3067\u8a31\u5bb9\u3067\u304d\u308b\u304b\uff09<\/li> <li>\u8aac\u660e\u8cac\u4efb\u306e\u5f37\u3055\u306f\u3069\u308c\u304f\u3089\u3044\u304b\uff08\u76e3\u67fb\u30fb\u5951\u7d04\u30fb\u5bfe\u5916\u8aac\u660e\u30fb\u533b\u7642\/\u4ecb\u8b77\u306a\u3069\u306e\u8981\u4ef6\uff09<\/li> <\/ul> <p>\u3053\u306e3\u3064\u306f\u3001\u6280\u8853\u306e\u8b70\u8ad6\u3068\u3044\u3046\u3088\u308a\u3001\u6848\u4ef6\u306e\u524d\u63d0\u3067\u3059\u3002\u524d\u63d0\u304c\u56fa\u307e\u3089\u306a\u3044\u307e\u307e\u624b\u3092\u9032\u3081\u308b\u3068\u3001\u5f8c\u3067\u5408\u610f\u304c\u5d29\u308c\u3066\u624b\u623b\u308a\u3057\u3001\u5fa9\u65e7\u6642\u9593\u304c\u4f38\u3073\u307e\u3059\u3002<\/p> <hr> <h3>\u500b\u5225\u6848\u4ef6\u3067\u300c\u4e00\u822c\u8ad6\u306e\u9650\u754c\u300d\u304c\u51fa\u308b\u3068\u3053\u308d<\/h3> <p>\u6574\u5408\u6027\u306e\u554f\u984c\u306f\u3001\u8868\u9762\u3060\u3051\u898b\u308b\u3068\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u6700\u9069\u89e3\u306f\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u3068\u5951\u7d04\u6761\u4ef6\u3067\u5909\u308f\u308a\u307e\u3059\u3002\u5358\u4f53\u30b5\u30fc\u30d0\u3067\u5b8c\u7d50\u3057\u3066\u3044\u308b\u306e\u304b\u3001\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u3084\u30af\u30e9\u30b9\u30bf\u3067\u6ce2\u53ca\u3059\u308b\u306e\u304b\u3001\u30b3\u30f3\u30c6\u30ca\u306e\u6c38\u7d9a\u30dc\u30ea\u30e5\u30fc\u30e0\u304c\u7d61\u3080\u306e\u304b\u3001\u76e3\u67fb\u8981\u4ef6\u304c\u3042\u308b\u306e\u304b\u3067\u3001\u5fc5\u8981\u306a\u8a3c\u8de1\u3082\u505c\u6b62\u306e\u5408\u610f\u5f62\u6210\u3082\u9055\u3044\u307e\u3059\u3002<\/p> <p>\u3053\u306e\u6bb5\u968e\u3067\u8ff7\u3044\u304c\u6d88\u3048\u306a\u3044\u5834\u5408\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u306b\u76f8\u8ac7\u3057\u3001\u300c\u505c\u6b62\u6642\u9593\u30fb\u5fa9\u65e7\u76ee\u6a19\u30fb\u8a3c\u8de1\u300d\u3092\u542b\u3081\u305f\u53ce\u675f\u30d7\u30e9\u30f3\u3068\u3057\u3066\u6574\u7406\u3059\u308b\u307b\u3046\u304c\u3001\u7d50\u679c\u7684\u306b\u88ab\u5bb3\u6700\u5c0f\u5316\u306b\u3064\u306a\u304c\u308a\u307e\u3059\uff08\u30d5\u30a9\u30fc\u30e0\uff1a<a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\">https:\/\/jouhou.main.jp\/?page_id=26983<\/a>\uff0f\u96fb\u8a71\uff1a<a href=\"tel:0120838831\">0120-838-831<\/a>\uff09\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec08\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u4e89\u70b9C\uff1a\u30b3\u30f3\u30c6\u30ca\u30fb\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u30fb\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u3080\u5206\u5c90<\/h2> <p>Ext4\u969c\u5bb3\u304c\u201c\u96e3\u6848\u4ef6\u201d\u306b\u306a\u308b\u306e\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u305d\u306e\u3082\u306e\u3088\u308a\u3001\u5f71\u97ff\u7bc4\u56f2\u304c\u5358\u4f53\u30db\u30b9\u30c8\u3092\u8d85\u3048\u308b\u3068\u304d\u3067\u3059\u3002\u30b3\u30f3\u30c6\u30ca\u3001\u4eee\u60f3\u5316\u3001\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u9023\u643a\u3001\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u3080\u3068\u3001\u5fa9\u65e7\u306e\u8b70\u8ad6\u306f\u300c\u76f4\u308b\u304b\u3069\u3046\u304b\u300d\u304b\u3089\u3001\u300c\u8ab0\u304c\u3069\u3053\u307e\u3067\u8cac\u4efb\u3092\u6301\u3064\u304b\u300d\u300c\u4f55\u3092\u8a3c\u8de1\u3068\u3057\u3066\u6b8b\u3059\u304b\u300d\u300c\u3069\u306e\u9806\u3067\u5408\u610f\u3092\u53d6\u308b\u304b\u300d\u3078\u5e83\u304c\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u5927\u5207\u306a\u306e\u306f\u3001\u8b70\u8ad6\u304c\u904e\u71b1\u3057\u3066\u624b\u304c\u5897\u3048\u308b\u524d\u306b\u3001\u5c64\u3054\u3068\u306b\u6574\u7406\u3057\u3066\u201c\u5834\u3092\u6574\u3048\u308b\u201d\u3053\u3068\u3067\u3059\u3002<\/p> <hr> <h3>\u30b3\u30f3\u30c6\u30ca\u74b0\u5883\u3067\u8d77\u304d\u308b\u300c\u898b\u3048\u65b9\u306e\u30ba\u30ec\u300d<\/h3> <p>\u30b3\u30f3\u30c6\u30ca\u3067\u306f\u3001\u30a2\u30d7\u30ea\u306e\u30ed\u30b0\u3084\u30a8\u30e9\u30fc\u304c\u6700\u521d\u306b\u76ee\u306b\u5165\u308b\u305f\u3081\u3001\u300c\u30a2\u30d7\u30ea\u304c\u58ca\u308c\u305f\u300d\u300c\u30a4\u30e1\u30fc\u30b8\u304c\u58ca\u308c\u305f\u300d\u3068\u8aa4\u8a8d\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u6c38\u7d9a\u30c7\u30fc\u30bf\u304c\u3069\u3053\u306b\u3042\u308b\u304b\uff08\u30db\u30b9\u30c8\u5074\u306e\u30de\u30a6\u30f3\u30c8\u3001\u30dc\u30ea\u30e5\u30fc\u30e0\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30af\u30e9\u30b9\u30bf\u306ePV\u306a\u3069\uff09\u306b\u3088\u3063\u3066\u3001\u969c\u5bb3\u306e\u5c64\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u5c64\u304c\u9055\u3048\u3070\u3001\u5fc5\u8981\u306a\u4e8b\u5b9f\u3082\u3001\u95a2\u4fc2\u8005\u3082\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <p>\u53ce\u675f\u3092\u65e9\u3081\u308b\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u201c\u5c64\u306e\u5730\u56f3\u201d\u3092\u4f5c\u308a\u3001\u4f1a\u8a71\u306e\u5bfe\u8c61\u3092\u63c3\u3048\u307e\u3059\u3002<\/p> <ul> <li>\u30a2\u30d7\u30ea\u5c64\uff1a\u3069\u306e\u6a5f\u80fd\u304c\u3069\u306e\u30c7\u30fc\u30bf\u306b\u4f9d\u5b58\u3057\u3001\u3069\u306e\u6642\u523b\u304b\u3089\u7570\u5e38\u304b<\/li> <li>\u30b3\u30f3\u30c6\u30ca\u5c64\uff1a\u6c38\u7d9a\u30c7\u30fc\u30bf\u306e\u7f6e\u304d\u5834\uff08\u30dc\u30ea\u30e5\u30fc\u30e0\/PV\uff09\u3068\u3001\u5909\u66f4\u5c65\u6b74\uff08\u30c7\u30d7\u30ed\u30a4\u3084\u8a2d\u5b9a\u5909\u66f4\uff09<\/li> <li>\u30db\u30b9\u30c8\u5c64\uff1a\u8a72\u5f53\u30de\u30a6\u30f3\u30c8\u30dd\u30a4\u30f3\u30c8\u306e\u72b6\u614b\u3001Read-only\u5316\u306e\u6709\u7121\u3001I\/O\u9045\u5ef6\u306e\u5146\u5019<\/li> <li>\u30b9\u30c8\u30ec\u30fc\u30b8\u5c64\uff1a\u5171\u6709\/NAS\/SAN\/\u4eee\u60f3\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u9045\u5ef6\u3084\u969c\u5bb3\u5146\u5019<\/li> <\/ul> <p>\u3053\u306e\u5730\u56f3\u304c\u306a\u3044\u307e\u307e\u8b70\u8ad6\u3059\u308b\u3068\u3001\u8a71\u304c\u884c\u304d\u6765\u3057\u3001\u793e\u5185\u8abf\u6574\u30fb\u5bfe\u4eba\u8abf\u6574\u3060\u3051\u3067\u6642\u9593\u304c\u6eb6\u3051\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u7d61\u3080\u3068\u304d\u306e\u5206\u5c90\uff1a\u5f71\u97ff\u7bc4\u56f2\u304c\u8df3\u306d\u308b<\/h3> <p>\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\uff08NFS\u3001iSCSI\u3001\u30af\u30e9\u30b9\u30bf\u30b9\u30c8\u30ec\u30fc\u30b8\u306a\u3069\uff09\u304c\u7d61\u3080\u3068\u3001\u5358\u4e00\u30db\u30b9\u30c8\u306eExt4\u969c\u5bb3\u306b\u898b\u3048\u3066\u3082\u3001\u5b9f\u969b\u306f\u8907\u6570\u30db\u30b9\u30c8\u30fb\u8907\u6570\u30b5\u30fc\u30d3\u30b9\u3078\u6ce2\u53ca\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u7279\u306b\u300c\u540c\u3058\u30c7\u30fc\u30bf\u3092\u8907\u6570\u304c\u53c2\u7167\u3057\u3066\u3044\u308b\u300d\u5834\u5408\u3001\u7247\u5074\u3060\u3051\u306e\u5224\u65ad\u3067\u52d5\u304f\u3068\u3001\u4ed6\u5074\u306e\u6574\u5408\u6027\u3084\u53ef\u7528\u6027\u306b\u5f71\u97ff\u304c\u51fa\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u3053\u306e\u5206\u5c90\u3067\u52b9\u304f\u306e\u306f\u3001\u300c\u5358\u4f53\u3067\u76f4\u3059\u300d\u3088\u308a\u300c\u6ce2\u53ca\u3092\u6b62\u3081\u308b\u300d\u8996\u70b9\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u8ab0\u304c\u3069\u306e\u7bc4\u56f2\u306e\u5224\u65ad\u3092\u6301\u3064\u306e\u304b\u3001\u3069\u306e\u9806\u3067\u5f71\u97ff\u7bc4\u56f2\u3092\u9650\u5b9a\u3059\u308b\u306e\u304b\u3092\u5148\u306b\u56fa\u3081\u3001\u53ce\u675f\u3078\u5411\u3051\u305f\u5408\u610f\u5f62\u6210\u3092\u5148\u884c\u3055\u305b\u307e\u3059\u3002<\/p> <hr> <h3>\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u3080\u3068\u304d\uff1a\u8a3c\u8de1\u3068\u8aac\u660e\u8cac\u4efb\u304c\u4e3b\u6226\u5834\u306b\u306a\u308b<\/h3> <p>\u76e3\u67fb\u3084\u5951\u7d04\u304c\u7d61\u3080\u73fe\u5834\u3067\u306f\u3001\u969c\u5bb3\u5bfe\u5fdc\u306f\u201c\u6280\u8853\u3060\u3051\u201d\u3067\u7d42\u308f\u308a\u307e\u305b\u3093\u3002\u4e8b\u5f8c\u306b\u300c\u306a\u305c\u305d\u306e\u5224\u65ad\u3092\u3057\u305f\u304b\u300d\u300c\u3069\u3093\u306a\u30ea\u30b9\u30af\u3092\u907f\u3051\u305f\u304b\u300d\u300c\u3069\u306e\u8a3c\u8de1\u304c\u3042\u308b\u304b\u300d\u3092\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u3053\u3053\u3067\u4f5c\u696d\u304c\u5897\u3048\u308b\u307b\u3069\u3001\u8a3c\u8de1\u304c\u6563\u3089\u3070\u308a\u3001\u8aac\u660e\u304c\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u6700\u5c0f\u5909\u66f4\u3067\u8a3c\u8de1\u3092\u6b8b\u3057\u3001\u5224\u65ad\u70b9\u3092\u660e\u78ba\u306b\u3057\u3066\u304a\u304f\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u6c42\u3081\u3089\u308c\u3084\u3059\u3044\u8aac\u660e<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u63c3\u3048\u3066\u304a\u304f\u3068\u5f37\u3044\u6750\u6599<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u53ce\u675f\u306e\u305f\u3081\u306e\u5de5\u592b<\/th> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5f71\u97ff\u7bc4\u56f2\u306f\u3069\u3053\u307e\u3067\u304b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u30de\u30a6\u30f3\u30c8\u30dd\u30a4\u30f3\u30c8\u3001\u4f9d\u5b58\u30b5\u30fc\u30d3\u30b9\u3001\u5171\u6709\/\u30af\u30e9\u30b9\u30bf\u306e\u95a2\u4fc2\u56f3<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5c64\u3054\u3068\u306b\u5206\u89e3\u3057\u3066\u8aac\u660e\u3059\u308b<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5224\u65ad\u6839\u62e0\u306f\u4f55\u304b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u6642\u523b\u4ed8\u304d\u30ed\u30b0\u3001\u30a2\u30e9\u30fc\u30c8\u3001\u76f4\u524d\u5909\u66f4\u3001\u5bb9\u91cf\u63a8\u79fb<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5224\u65ad\u70b9\uff08\u3044\u3064\u4f55\u3092\u5207\u308a\u66ff\u3048\u305f\u304b\uff09\u3092\u6b8b\u3059<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u518d\u767a\u9632\u6b62\u306f\u3069\u3046\u3059\u308b\u304b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u518d\u767a\u6761\u4ef6\u3001\u904b\u7528\u624b\u9806\u3001\u76e3\u8996\u9805\u76ee\u3001\u5fa9\u5143\u691c\u8a3c\u306e\u7d50\u679c<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u77ed\u671f\uff08\u93ae\u706b\uff09\u3068\u4e2d\u671f\uff08\u518d\u767a\u9632\u6b62\uff09\u3092\u5206\u3051\u3066\u63d0\u793a\u3059\u308b<\/td> <\/tr> <\/table> <hr> <h3>\u76f8\u8ac7\u304c\u52b9\u304f\u6761\u4ef6\uff1a\u69cb\u6210\u304c\u8907\u5408\u3067\u3001\u8aac\u660e\u8cac\u4efb\u304c\u91cd\u3044\u3068\u304d<\/h3> <p>\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30b3\u30f3\u30c6\u30ca\u3001\u672c\u756a\u30c7\u30fc\u30bf\u3001\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u3080\u5834\u5408\u306f\u3001\u6280\u8853\u7684\u306a\u6700\u9069\u89e3\u3088\u308a\u300c\u53ce\u675f\u306e\u6700\u77ed\u30eb\u30fc\u30c8\u300d\u3092\u4f5c\u308b\u3053\u3068\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u7121\u7406\u306b\u6a29\u9650\u3084\u8a2d\u5b9a\u3092\u89e6\u308b\u524d\u306b\u76f8\u8ac7\u3059\u308b\u3068\u3001\u7d50\u679c\u3068\u3057\u3066\u65e9\u304f\u843d\u3061\u7740\u304f\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/p> <p>\u500b\u5225\u6848\u4ef6\u3067\u306f\u3001\u4e00\u822c\u8ad6\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3060\u3051\u3067\u306f\u5224\u65ad\u304c\u5272\u308c\u307e\u3059\u3002\u69cb\u6210\u3001\u5951\u7d04\u3001\u5fa9\u65e7\u76ee\u6a19\u3001\u5f71\u97ff\u7bc4\u56f2\u3001\u8a3c\u8de1\u306e\u53d6\u308a\u65b9\u3092\u307e\u3068\u3081\u3066\u8a2d\u8a08\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u3078\u76f8\u8ac7\u3057\u3001\u72b6\u6cc1\u6574\u7406\u304b\u3089\u4f9d\u983c\u5224\u65ad\u307e\u3067\u4e00\u6c17\u901a\u8cab\u3067\u9032\u3081\u308b\u307b\u3046\u304c\u3001\u640d\u5931\u30fb\u6d41\u51fa\u306e\u6291\u3048\u8fbc\u307f\u306b\u3064\u306a\u304c\u308a\u307e\u3059\uff08\u30d5\u30a9\u30fc\u30e0\uff1a<a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\">https:\/\/jouhou.main.jp\/?page_id=26983<\/a>\uff0f\u96fb\u8a71\uff1a<a href=\"tel:0120838831\">0120-838-831<\/a>\uff09\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec09\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u5fa9\u65e7\u30eb\u30fc\u30c8\u306e\u9078\u3073\u65b9\uff1a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff0f\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\uff0f\u4ee3\u66ff\u7cfb\u3067\u8edf\u7740\u9678\u3059\u308b<\/h2> <p>Ext4\u969c\u5bb3\u306e\u73fe\u5834\u3067\u300c\u76f4\u3059\u300d\u3088\u308a\u5148\u306b\u52b9\u304f\u306e\u306f\u3001\u300c\u3069\u306e\u30eb\u30fc\u30c8\u306a\u3089\u65e9\u304f\u53ce\u675f\u3059\u308b\u304b\u300d\u3092\u9078\u3076\u3053\u3068\u3067\u3059\u3002\u5fa9\u65e7\u30eb\u30fc\u30c8\u306f\u6280\u8853\u306e\u597d\u307f\u3067\u306f\u306a\u304f\u3001\u505c\u6b62\u6642\u9593\u3001\u30c7\u30fc\u30bf\u6b20\u640d\u8a31\u5bb9\u3001\u8aac\u660e\u8cac\u4efb\u3001\u305d\u3057\u3066\u69cb\u6210\u306e\u8907\u96d1\u3055\u3067\u6c7a\u307e\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u7121\u7406\u306b\u4e00\u767a\u9006\u8ee2\u3092\u72d9\u3046\u3068\u3001\u72b6\u6cc1\u304c\u63fa\u308c\u7d9a\u3051\u3001\u793e\u5185\u8abf\u6574\u3082\u5bfe\u5916\u8abf\u6574\u3082\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u307e\u305a\u62bc\u3055\u3048\u308b3\u8ef8\uff1aRTO\uff0fRPO\uff0f\u8aac\u660e\u8cac\u4efb<\/h3> <p>\u5fa9\u65e7\u30eb\u30fc\u30c8\u306e\u8b70\u8ad6\u304c\u307e\u3068\u307e\u3089\u306a\u3044\u3068\u304d\u306f\u3001\u8ad6\u70b9\u304c\u6df7\u3056\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002\u6b21\u306e3\u8ef8\u3092\u5148\u306b\u63c3\u3048\u308b\u3068\u3001\u8b70\u8ad6\u306e\u6e29\u5ea6\u3092\u4e0b\u3052\u3064\u3064\u5408\u610f\u304c\u53d6\u308a\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <ul> <li><strong>RTO<\/strong>\uff1a\u3069\u308c\u304f\u3089\u3044\u3067\u5fa9\u65e7\uff08\u696d\u52d9\u518d\u958b\uff09\u3057\u305f\u3044\u304b\u3002\u73fe\u5b9f\u306e\u505c\u6b62\u67a0\u3068\u30bb\u30c3\u30c8\u3067\u8003\u3048\u308b\u3002<\/li> <li><strong>RPO<\/strong>\uff1a\u3069\u3053\u307e\u3067\u30c7\u30fc\u30bf\u6b20\u640d\u3092\u8a31\u5bb9\u3067\u304d\u308b\u304b\u3002\u6700\u65b0\u304c\u5fc5\u9808\u304b\u3001\u6570\u6642\u9593\u306e\u5dee\u5206\u307e\u3067\u8a31\u5bb9\u3067\u304d\u308b\u304b\u3002<\/li> <li><strong>\u8aac\u660e\u8cac\u4efb<\/strong>\uff1a\u76e3\u67fb\u30fb\u5951\u7d04\u30fb\u5bfe\u5916\u8aac\u660e\u306e\u5f37\u3055\u3002\u8a3c\u8de1\u306e\u7c92\u5ea6\u3084\u5224\u65ad\u6839\u62e0\u306e\u6c42\u3081\u3089\u308c\u65b9\u3092\u542b\u3080\u3002<\/li> <\/ul> <p>\u3053\u306e3\u8ef8\u304c\u63c3\u3048\u3070\u3001\u300c\u6700\u77ed\u3067\u93ae\u706b\u3059\u308b\u300d\u304b\u300c\u6df1\u304f\u78ba\u8a8d\u3057\u3066\u518d\u767a\u307e\u3067\u6f70\u3059\u300d\u304b\u3001\u300c\u5fa9\u5143\u3067\u30ea\u30bb\u30c3\u30c8\u3059\u308b\u300d\u304b\u306e\u65b9\u5411\u6027\u304c\u6c7a\u307e\u308a\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u5fa9\u65e7\u30eb\u30fc\u30c8\u30923\u3064\u306b\u5206\u3051\u3066\u8003\u3048\u308b<\/h3> <p>Ext4\u969c\u5bb3\u3067\u306f\u3001\u73fe\u5b9f\u7684\u306a\u53ce\u675f\u30eb\u30fc\u30c8\u306f\u5927\u304d\u304f3\u3064\u306b\u6574\u7406\u3067\u304d\u307e\u3059\u3002\u76ee\u7684\u306f\u201c\u6b63\u89e3\u63a2\u3057\u201d\u3067\u306f\u306a\u304f\u3001\u3042\u306a\u305f\u306e\u524d\u63d0\u306b\u5408\u3046\u8edf\u7740\u9678\u306e\u9053\u3092\u9078\u3076\u3053\u3068\u3067\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u30eb\u30fc\u30c8<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u5f37\u307f<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u96e3\u3057\u3055<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u5411\u3044\u3066\u3044\u308b\u72b6\u6cc1<\/th> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">A\uff1a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff0f\u30ec\u30d7\u30ea\u30ab\u5fa9\u5143<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5fa9\u65e7\u306e\u898b\u901a\u3057\u304c\u7acb\u3066\u3084\u3059\u304f\u3001\u8aac\u660e\u304c\u901a\u3057\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5fa9\u5143\u6642\u9593\u30fb\u5dee\u5206\u30fb\u691c\u8a3c\u306e\u6210\u719f\u5ea6\u306b\u4f9d\u5b58<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5fa9\u5143\u624b\u9806\u304c\u691c\u8a3c\u6e08\u307f\u3001RPO\u304c\u8a31\u5bb9\u3067\u304d\u308b<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">B\uff1a\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\uff0f\u30dd\u30a4\u30f3\u30c8\u30a4\u30f3\u30bf\u30a4\u30e0\u3078\u623b\u3059<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u6bd4\u8f03\u7684\u77ed\u6642\u9593\u3067\u201c\u5834\u3092\u6574\u3048\u308b\u201d\u65b9\u5411\u306b\u5bc4\u305b\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5bfe\u8c61\u7bc4\u56f2\u3068\u4f9d\u5b58\u95a2\u4fc2\u3092\u8aa4\u308b\u3068\u518d\u767a\u30fb\u4e0d\u6574\u5408\u304c\u6b8b\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5fa9\u5143\u70b9\u304c\u660e\u78ba\u3001\u4f9d\u5b58\u95a2\u4fc2\u304c\u628a\u63e1\u3067\u304d\u3066\u3044\u308b<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">C\uff1a\u4ee3\u66ff\u7cfb\u3078\u5207\u308a\u66ff\u3048\u3066\u53ce\u675f\uff08\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u7b49\uff09<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u505c\u6b62\u6642\u9593\u3092\u6291\u3048\u3084\u3059\u304f\u3001\u5bfe\u5916\u5f71\u97ff\u3092\u6291\u3048\u8fbc\u307f\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u6574\u5408\u6027\u30fb\u5dee\u5206\u540c\u671f\u30fb\u623b\u3057\u306e\u8a08\u753b\u304c\u8981\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u53ef\u7528\u6027\u8a2d\u8a08\u304c\u3042\u308a\u3001\u5fa9\u65e7\u5f8c\u306e\u623b\u3057\u3082\u904b\u7528\u3067\u304d\u308b<\/td> <\/tr> <\/table> <hr> <h3>\u300c\u5fa9\u65e7\u3067\u304d\u308b\u300d\u3088\u308a\u300c\u518d\u958b\u3057\u3066\u3082\u843d\u3061\u7740\u304f\u300d\u3053\u3068\u304c\u91cd\u8981<\/h3> <p>\u5fa9\u65e7\u30eb\u30fc\u30c8\u306e\u5931\u6557\u3067\u591a\u3044\u306e\u306f\u3001\u518d\u958b\u3067\u304d\u305f\u306e\u306b\u201c\u843d\u3061\u7740\u304b\u306a\u3044\u201d\u72b6\u614b\u304c\u7d9a\u304f\u3053\u3068\u3067\u3059\u3002\u4e0b\u5c64I\/O\u306e\u63fa\u308c\u3001\u5bb9\u91cf\u903c\u8feb\u3001\u30b8\u30e7\u30d6\u96c6\u4e2d\u3001\u76e3\u8996\u3084\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u518d\u5b9f\u884c\u306a\u3069\u304c\u91cd\u306a\u308b\u3068\u3001\u518d\u958b\u5f8c\u306b\u518d\u3073\u7570\u5e38\u304c\u51fa\u3066\u3001\u73fe\u5834\u306e\u75b2\u5f0a\u3068\u4e0d\u4fe1\u304c\u5897\u3048\u307e\u3059\u3002\u3060\u304b\u3089\u30eb\u30fc\u30c8\u9078\u3073\u3067\u306f\u3001\u5fa9\u65e7\u5f8c\u306b\u518d\u767a\u6761\u4ef6\u3092\u6f70\u305b\u308b\u304b\uff08\u5c11\u306a\u304f\u3068\u3082\u5f53\u9762\u306e\u6c88\u9759\u5316\u304c\u3067\u304d\u308b\u304b\uff09\u3092\u30bb\u30c3\u30c8\u3067\u8003\u3048\u307e\u3059\u3002<\/p> <hr> <h3>\u4f9d\u983c\u5224\u65ad\u306b\u76f4\u7d50\u3059\u308b\u30dd\u30a4\u30f3\u30c8\uff1a\u69cb\u6210\u304c\u8907\u5408\u306a\u307b\u3069\u4e00\u822c\u8ad6\u304c\u52b9\u304d\u306b\u304f\u3044<\/h3> <p>\u5358\u4f53\u30b5\u30fc\u30d0\u3067\u5b8c\u7d50\u3059\u308b\u306a\u3089\u5224\u65ad\u304c\u6bd4\u8f03\u7684\u30b7\u30f3\u30d7\u30eb\u3067\u3082\u3001\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30b3\u30f3\u30c6\u30ca\u3001\u4eee\u60f3\u5316\u3001\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u3080\u3068\u3001\u5fa9\u65e7\u30eb\u30fc\u30c8\u306f\u201c\u6280\u8853\u201d\u3060\u3051\u3067\u6c7a\u307e\u308a\u307e\u305b\u3093\u3002\u3069\u306e\u7bc4\u56f2\u3092\u8ab0\u304c\u5224\u65ad\u3059\u308b\u304b\u3001\u8a3c\u8de1\u3092\u3069\u3046\u6b8b\u3059\u304b\u3001\u5bfe\u5916\u8aac\u660e\u3092\u3069\u3046\u7d44\u307f\u7acb\u3066\u308b\u304b\u304c\u7d61\u307f\u3001\u4e00\u822c\u8ad6\u3060\u3051\u3067\u306f\u30d6\u30ec\u30fc\u30ad\u304c\u52b9\u304b\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <p>\u5177\u4f53\u7684\u306a\u6848\u4ef6\u30fb\u5951\u7d04\u30fb\u69cb\u6210\u306e\u524d\u63d0\u3067\u8ff7\u3044\u304c\u6b8b\u308b\u5834\u5408\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u76f8\u8ac7\u3057\u3001\u5fa9\u65e7\u30eb\u30fc\u30c8\u3092\u300c\u53ce\u675f\u30b7\u30ca\u30ea\u30aa\u300d\u3068\u3057\u3066\u6574\u7406\u3059\u308b\u307b\u3046\u304c\u3001\u7d50\u679c\u7684\u306b\u640d\u5931\u30fb\u6d41\u51fa\u306e\u6291\u3048\u8fbc\u307f\u306b\u3064\u306a\u304c\u308a\u307e\u3059\uff08\u30d5\u30a9\u30fc\u30e0\uff1a<a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\">https:\/\/jouhou.main.jp\/?page_id=26983<\/a>\uff0f\u96fb\u8a71\uff1a<a href=\"tel:0120838831\">0120-838-831<\/a>\uff09\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec10\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u4e00\u822c\u8ad6\u306e\u9650\u754c\u3068\u4f9d\u983c\u5224\u65ad\uff1a\u53ce\u675f\u30b7\u30ca\u30ea\u30aa\u3092\u201c\u6848\u4ef6\u4ed5\u69d8\u201d\u306b\u843d\u3068\u3059<\/h2> <p>Ext4\u969c\u5bb3\u306e\u8a18\u4e8b\u3067\u300c\u624b\u9806\u300d\u3092\u63a2\u3057\u3066\u6765\u305f\u4eba\u307b\u3069\u3001\u6700\u5f8c\u306b\u3076\u3064\u304b\u308b\u306e\u304c\u4e00\u822c\u8ad6\u306e\u9650\u754c\u3067\u3059\u3002\u306a\u305c\u306a\u3089\u3001\u969c\u5bb3\u5bfe\u5fdc\u306f\u201c\u540c\u3058OS\u30fb\u540c\u3058Ext4\u201d\u3067\u3082\u3001\u5951\u7d04\u3001\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u3001\u91cd\u8981\u30c7\u30fc\u30bf\u306e\u7bc4\u56f2\u3001\u505c\u6b62\u6642\u9593\u3001\u76e3\u67fb\u8981\u4ef6\u3001\u95a2\u4fc2\u8005\u306e\u5408\u610f\u5f62\u6210\u3067\u3001\u6700\u9069\u89e3\u304c\u5909\u308f\u308b\u304b\u3089\u3067\u3059\u3002\u3053\u3053\u3092\u7121\u8996\u3057\u3066\u9032\u3081\u308b\u3068\u3001\u6280\u8853\u7684\u306b\u306f\u7b4b\u304c\u901a\u3063\u3066\u3044\u3066\u3082\u3001\u73fe\u5834\u3068\u3057\u3066\u306f\u53ce\u675f\u3057\u307e\u305b\u3093\u3002<\/p> <hr> <h3>\u4f9d\u983c\u5224\u65ad\u30da\u30fc\u30b8\u3068\u3057\u3066\u306e\u7d50\u8ad6\uff1a\u8ff7\u3044\u304c\u6b8b\u308b\u306a\u3089\u65e9\u3081\u306b\u76f8\u8ac7\u304c\u5408\u7406\u7684<\/h3> <p>\u5224\u65ad\u306b\u8ff7\u3063\u305f\u3068\u304d\u3001\u300c\u3082\u3046\u5c11\u3057\u8abf\u3079\u3066\u304b\u3089\u300d\u3068\u5148\u9001\u308a\u3059\u308b\u3068\u3001\u30ed\u30b0\u304c\u6d41\u308c\u3001\u72b6\u6cc1\u304c\u5909\u5316\u3057\u3001\u8aac\u660e\u304c\u96e3\u3057\u304f\u306a\u308a\u304c\u3061\u3067\u3059\u3002\u7279\u306b\u672c\u756a\u3001\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30b3\u30f3\u30c6\u30ca\u3001\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u3080\u5834\u5408\u306f\u3001\u7121\u7406\u306b\u6a29\u9650\u3084\u8a2d\u5b9a\u3092\u89e6\u308b\u524d\u306b\u76f8\u8ac7\u3057\u305f\u307b\u3046\u304c\u3001\u7d50\u679c\u3068\u3057\u3066\u65e9\u304f\u843d\u3061\u7740\u304f\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/p> <p>\u6b21\u306e\u3088\u3046\u306a\u6761\u4ef6\u304c\u4e00\u3064\u3067\u3082\u5f53\u3066\u306f\u307e\u308b\u306a\u3089\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u3078\u76f8\u8ac7\u3057\u3001\u6700\u5c0f\u5909\u66f4\u3067\u306e\u53ce\u675f\u30d7\u30e9\u30f3\u3092\u4f5c\u308b\u306e\u304c\u73fe\u5b9f\u7684\u3067\u3059\u3002<\/p> <ul> <li>\u672c\u756a\u30c7\u30fc\u30bf\u3067\u3001\u505c\u6b62\u6642\u9593\u306e\u5408\u610f\u304c\u96e3\u3057\u3044\uff08\u696d\u52d9\u5074\u30fb\u5f79\u54e1\u30fb\u9867\u5ba2\u8aac\u660e\u304c\u7d61\u3080\uff09<\/li> <li>\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u4eee\u60f3\u5316\u3001\u30b3\u30f3\u30c6\u30ca\u304c\u7d61\u307f\u3001\u5f71\u97ff\u7bc4\u56f2\u306e\u8aac\u660e\u304c\u91cd\u3044<\/li> <li>\u76e3\u67fb\u30fb\u5951\u7d04\u30fb\u500b\u4eba\u60c5\u5831\u7b49\u3067\u3001\u8a3c\u8de1\u3068\u5224\u65ad\u6839\u62e0\u304c\u6c42\u3081\u3089\u308c\u308b<\/li> <li>\u4e0b\u5c64I\/O\u306e\u63fa\u308c\u304c\u7591\u308f\u308c\u3001\u72b6\u6cc1\u304c\u5b89\u5b9a\u3057\u306a\u3044\uff0f\u518d\u767a\u3092\u7e70\u308a\u8fd4\u3059<\/li> <li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3084\u5fa9\u5143\u304c\u201c\u3042\u308b\u201d\u3060\u3051\u3067\u3001\u5fa9\u5143\u691c\u8a3c\u304c\u5341\u5206\u3067\u306a\u3044<\/li> <\/ul> <hr> <h3>\u76f8\u8ac7\u3092\u6709\u52b9\u306b\u3059\u308b\u300c\u4f1d\u3048\u308b\u3068\u65e9\u3044\u6750\u6599\u300d<\/h3> <p>\u5c02\u9580\u5bb6\u3078\u306e\u76f8\u8ac7\u306f\u3001\u624b\u9806\u3092\u805e\u304f\u3053\u3068\u3067\u306f\u306a\u304f\u3001\u6848\u4ef6\u524d\u63d0\u306b\u6cbf\u3063\u3066\u53ce\u675f\u3078\u5c0e\u304f\u3053\u3068\u3067\u3059\u3002\u6b21\u306e\u6750\u6599\u304c\u63c3\u3046\u3068\u3001\u521d\u52d5\u306e\u6bb5\u968e\u3067\u3082\u6574\u7406\u304c\u901f\u304f\u9032\u307f\u307e\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u6750\u6599<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u306a\u305c\u52b9\u304f\u304b<\/th> <th style=\"background:#eeeeee; border:1px solid #cccccc; padding:8px; text-align:left;\">\u6700\u4f4e\u9650\u306e\u7c92\u5ea6<\/th> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u6642\u523b\uff08\u958b\u59cb\u30fb\u60aa\u5316\u30fb\u5224\u65ad\u70b9\uff09<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u9023\u9396\u306e\u65b9\u5411\u304c\u898b\u3048\u308b\u3001\u8aac\u660e\u306e\u8ef8\u306b\u306a\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5206\u5358\u4f4d\u3067\u3082\u3088\u3044\u306e\u3067\u4e00\u8cab\u3057\u305f\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5f71\u97ff\u7bc4\u56f2\uff08\u30de\u30a6\u30f3\u30c8\u30dd\u30a4\u30f3\u30c8\u30fb\u30b5\u30fc\u30d3\u30b9\uff09<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u6ce2\u53ca\u3092\u6b62\u3081\u308b\u8a2d\u8a08\u304c\u7acb\u3066\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5358\u4f53\u304b\u8907\u6570\u304b\u3001\u91cd\u8981\u30c7\u30fc\u30bf\u306e\u4f4d\u7f6e<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u69cb\u6210\uff08\u5358\u4f53\/RAID\/LVM\/\u4eee\u60f3\/\u5171\u6709\/\u30b3\u30f3\u30c6\u30ca\uff09<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u4e00\u822c\u8ad6\u306e\u9650\u754c\u70b9\u304c\u5206\u304b\u308a\u3001\u73fe\u5b9f\u7684\u306a\u30eb\u30fc\u30c8\u3092\u9078\u3079\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5c64\u3054\u3068\u306e\u8cac\u4efb\u5883\u754c\u304c\u5206\u304b\u308b\u7a0b\u5ea6<\/td> <\/tr> <tr> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u72b6\u6cc1\uff08\u6700\u7d42\u6210\u529f\u6642\u523b\u30fb\u691c\u8a3c\u306e\u6709\u7121\uff09<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u5fa9\u65e7\u30eb\u30fc\u30c8\u306e\u9078\u629e\u304c\u901f\u304f\u306a\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px; vertical-align:top;\">\u6700\u7d42\u6210\u529f\u3068\u3001\u5fa9\u5143\u304c\u8a66\u305b\u308b\u304b\u3069\u3046\u304b<\/td> <\/tr> <\/table> <hr> <h3>\u7d42\u76e4\u306e\u843d\u3068\u3057\u3069\u3053\u308d\uff1a\u53ce\u675f\u306e\u5f8c\u306b\u201c\u6b21\u306e\u4e0d\u5b89\u201d\u3092\u6b8b\u3055\u306a\u3044<\/h3> <p>\u969c\u5bb3\u304c\u843d\u3061\u7740\u3044\u305f\u5f8c\u3001\u73fe\u5834\u306b\u6b8b\u308b\u4e0d\u5b89\u306f\u300c\u307e\u305f\u8d77\u304d\u308b\u306e\u3067\u306f\u300d\u300c\u6b21\u306f\u8aac\u660e\u3067\u304d\u306a\u3044\u306e\u3067\u306f\u300d\u3068\u3044\u3046\u611f\u60c5\u3067\u3059\u3002\u3053\u308c\u3092\u6b8b\u3059\u3068\u3001\u6539\u5584\u6295\u8cc7\u306e\u5408\u610f\u5f62\u6210\u304c\u96e3\u3057\u304f\u306a\u308a\u3001\u540c\u3058\u69cb\u9020\u304c\u7e70\u308a\u8fd4\u3055\u308c\u307e\u3059\u3002\u3060\u304b\u3089\u7de0\u3081\u304f\u304f\u308a\u306f\u3001\u539f\u56e0\u306e\u65ad\u5b9a\u3088\u308a\u3082\u3001\u518d\u767a\u6761\u4ef6\u306e\u82bd\u3092\u6f70\u3059\u65b9\u5411\u3067\u300c\u4f55\u3092\u6539\u5584\u3059\u308c\u3070\u5834\u304c\u6574\u3046\u304b\u300d\u3092\u5171\u6709\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p> <p>\u305f\u3060\u3057\u3001\u6539\u5584\u306e\u6253\u3061\u624b\u3082\u3001\u5951\u7d04\u3084\u69cb\u6210\u3067\u6700\u9069\u89e3\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u76e3\u67fb\u8981\u4ef6\u306e\u3042\u308b\u74b0\u5883\u3067\u306e\u8a3c\u8de1\u8a2d\u8a08\u3001\u30b3\u30f3\u30c6\u30ca\u3084\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u3092\u524d\u63d0\u306b\u3057\u305f\u5f71\u97ff\u7bc4\u56f2\u306e\u5207\u308a\u5206\u3051\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u5fa9\u5143\u691c\u8a3c\u306e\u904b\u7528\u5316\u306a\u3069\u306f\u3001\u4e00\u822c\u8ad6\u3060\u3051\u3067\u307e\u3068\u3081\u308b\u307b\u3069\u5371\u3046\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <p>\u5177\u4f53\u7684\u306a\u6848\u4ef6\u30fb\u5951\u7d04\u30fb\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u306e\u60a9\u307f\u304c\u3042\u308b\u3068\u304d\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u76f8\u8ac7\u3057\u3001\u73fe\u5834\u306e\u524d\u63d0\u306b\u6cbf\u3063\u3066\u300c\u93ae\u706b \u2192 \u53ce\u675f \u2192 \u518d\u767a\u9632\u6b62\u300d\u307e\u3067\u4e00\u672c\u306e\u7dda\u3067\u8a2d\u8a08\u3059\u308b\u306e\u304c\u3001\u6700\u3082\u5408\u7406\u7684\u306a\u9078\u629e\u306b\u306a\u308a\u5f97\u307e\u3059\uff08\u30d5\u30a9\u30fc\u30e0\uff1a<a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\">https:\/\/jouhou.main.jp\/?page_id=26983<\/a>\uff0f\u96fb\u8a71\uff1a<a href=\"tel:0120838831\">0120-838-831<\/a>\uff09\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u4ed8\u9332\uff1a\u30d7\u30ed\u30b0\u30e9\u30e0\u8a00\u8a9e\u5225\u306e\u6ce8\u610f\u70b9\uff08\u969c\u5bb3\u6642\u306e\u30c4\u30fc\u30eb\/\u904b\u7528\u30b3\u30fc\u30c9\u304c\u62db\u304f\u4e8c\u6b21\u88ab\u5bb3\u3092\u907f\u3051\u308b\uff09<\/h2> <p>Ext4\u969c\u5bb3\u306e\u73fe\u5834\u3067\u306f\u3001\u8abf\u67fb\u3084\u904b\u7528\u306e\u305f\u3081\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3001\u30ed\u30b0\u53ce\u96c6\u30c4\u30fc\u30eb\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\/\u540c\u671f\u30c4\u30fc\u30eb\u304c\u201c\u3044\u3064\u3082\u901a\u308a\u201d\u52d5\u304f\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u8a00\u8a9e\u3084\u30e9\u30f3\u30bf\u30a4\u30e0\u3054\u3068\u306e\u7279\u6027\u3092\u7406\u89e3\u3057\u3066\u304a\u304f\u3068\u3001\u969c\u5bb3\u6642\u306b\u4e0d\u8981\u306a\u66f8\u304d\u8fbc\u307f\u3084\u8ca0\u8377\u3092\u5897\u3084\u3055\u305a\u3001\u88ab\u5bb3\u6700\u5c0f\u5316\u306b\u5bc4\u305b\u3089\u308c\u307e\u3059\u3002<\/p> <hr> <h3>C \/ C++<\/h3> <ul> <li>\u623b\u308a\u5024\u3068 <code>errno<\/code> \u3092\u898b\u843d\u3068\u3059\u3068\u3001\u90e8\u5206\u6210\u529f\u3084\u77ed\u3044\u66f8\u304d\u8fbc\u307f\u3092\u6210\u529f\u6271\u3044\u3057\u3066\u72b6\u614b\u3092\u60aa\u5316\u3055\u305b\u3084\u3059\u3044\u3002<\/li> <li>\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u3084 <code>fsync<\/code> \u306e\u6271\u3044\u3092\u8aa4\u308b\u3068\u3001\u300c\u66f8\u3051\u305f\u3064\u3082\u308a\u300d\u304c\u767a\u751f\u3057\u3001\u969c\u5bb3\u8abf\u67fb\u306e\u8a3c\u8de1\u304c\u4e0d\u6574\u5408\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308b\u3002<\/li> <li>\u5927\u304d\u306a\u30d5\u30a1\u30a4\u30eb\u8d70\u67fb\u306fI\/O\u3092\u62bc\u3057\u4e0a\u3052\u308b\u305f\u3081\u3001\u969c\u5bb3\u6642\u306f\u5bfe\u8c61\u7bc4\u56f2\u3092\u7d5e\u308b\u8a2d\u8a08\u304c\u52b9\u304f\u3002<\/li> <\/ul> <hr> <h3>Rust<\/h3> <ul> <li>\u5b89\u5168\u6027\u306f\u9ad8\u3044\u304c\u3001I\/O\u30a8\u30e9\u30fc\u306f\u666e\u901a\u306b\u8d77\u304d\u308b\u305f\u3081\u3001<code>Result<\/code> \u306e\u4f1d\u64ad\u3060\u3051\u3067\u306a\u304f\u201c\u3069\u3053\u307e\u3067\u6210\u529f\u3057\u305f\u304b\u201d\u3092\u8a2d\u8a08\u306b\u542b\u3081\u308b\u3068\u5f37\u3044\u3002<\/li> <li>\u4e26\u5217\u51e6\u7406\u3092\u5165\u308c\u308b\u3068\u4e00\u6c17\u306bI\/O\u3092\u62bc\u3057\u4e0a\u3052\u308b\u305f\u3081\u3001\u969c\u5bb3\u6642\u306f\u30b9\u30ed\u30c3\u30c8\u30ea\u30f3\u30b0\u3084\u5bfe\u8c61\u9650\u5b9a\u304c\u91cd\u8981\u306b\u306a\u308b\u3002<\/li> <\/ul> <hr> <h3>Go<\/h3> <ul> <li>\u4e26\u884c\u51e6\u7406\u304c\u5bb9\u6613\u306a\u53cd\u9762\u3001goroutine\u306e\u5897\u3084\u3057\u904e\u304e\u3067I\/O\u304c\u98fd\u548c\u3057\u3084\u3059\u3044\u3002\u969c\u5bb3\u6642\u306e\u53ce\u96c6\u30fb\u8d70\u67fb\u306f\u540c\u6642\u5b9f\u884c\u6570\u306e\u5236\u9650\u304c\u52b9\u304f\u3002<\/li> <li>\u30d5\u30a1\u30a4\u30ebI\/O\u306e\u30a8\u30e9\u30fc\u3092\u307e\u3068\u3081\u3066\u63e1\u308a\u6f70\u3059\u3068\u3001\u9014\u4e2d\u3067\u6b20\u3051\u305f\u30ed\u30b0\u3084\u8a3c\u8de1\u304c\u201c\u5b8c\u5168\u201d\u306b\u898b\u3048\u3066\u3057\u307e\u3046\u3002<\/li> <\/ul> <hr> <h3>Java \/ JVM\u7cfb\uff08Kotlin\u542b\u3080\uff09<\/h3> <ul> <li>\u30ed\u30b0\u51fa\u529b\u304c\u591a\u3044\u3068\u3001\u969c\u5bb3\u6642\u306b\u300c\u30ed\u30b0\u304c\u72b6\u6cc1\u3092\u60aa\u5316\u3055\u305b\u308b\u300d\u3053\u3068\u304c\u3042\u308b\u3002\u30ed\u30b0\u306e\u51fa\u3057\u5148\u3084\u91cf\u3092\u969c\u5bb3\u6642\u30e2\u30fc\u30c9\u3067\u6291\u3048\u308b\u8a2d\u8a08\u304c\u6709\u52b9\u3002<\/li> <li>\u30d5\u30a1\u30a4\u30ebI\/O\u3067\u4f8b\u5916\u304c\u51fa\u305f\u3068\u304d\u3001\u4e0a\u4f4d\u3067\u518d\u8a66\u884c\u304c\u66b4\u8d70\u3059\u308b\u3068\u8ca0\u8377\u304c\u5897\u3048\u308b\u3002\u518d\u8a66\u884c\u306f\u56de\u6570\u30fb\u9593\u9694\u30fb\u4e2d\u6b62\u6761\u4ef6\u304c\u91cd\u8981\u306b\u306a\u308b\u3002<\/li> <\/ul> <hr> <h3>Python<\/h3> <ul> <li>\u5c0f\u3055\u306a\u30b9\u30af\u30ea\u30d7\u30c8\u304c\u91cf\u7523\u3055\u308c\u3084\u3059\u304f\u3001\u969c\u5bb3\u6642\u306b\u201c\u53ce\u96c6\u306e\u3064\u3082\u308a\u306e\u8d70\u67fb\u201d\u304cI\/O\u3092\u5897\u3084\u3057\u304c\u3061\u3002\u5bfe\u8c61\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3084\u30d5\u30a1\u30a4\u30eb\u7a2e\u5225\u306e\u7d5e\u308a\u8fbc\u307f\u304c\u52b9\u304f\u3002<\/li> <li>\u4f8b\u5916\u51e6\u7406\u3067\u30a8\u30e9\u30fc\u8a73\u7d30\u3092\u843d\u3068\u3055\u306a\u3044\u3068\u3001\u5f8c\u304b\u3089\u539f\u56e0\u306e\u8aac\u660e\u304c\u96e3\u3057\u304f\u306a\u308b\u3002\u6642\u523b\u30fb\u5bfe\u8c61\u30fb\u30a8\u30e9\u30fc\u5185\u5bb9\u3092\u6700\u4f4e\u9650\u6b8b\u3059\u8a2d\u8a08\u304c\u671b\u307e\u3057\u3044\u3002<\/li> <\/ul> <hr> <h3>JavaScript \/ Node.js<\/h3> <ul> <li>\u975e\u540c\u671fI\/O\u304c\u524d\u63d0\u306a\u306e\u3067\u3001\u540c\u6642\u51e6\u7406\u6570\u304c\u5897\u3048\u904e\u304e\u308b\u3068\u30c7\u30a3\u30b9\u30afI\/O\u3084\u30d5\u30a1\u30a4\u30eb\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30bf\u304c\u903c\u8feb\u3057\u3084\u3059\u3044\u3002\u30ad\u30e5\u30fc\u30a4\u30f3\u30b0\u3084\u4e0a\u9650\u8a2d\u5b9a\u304c\u6709\u52b9\u3002<\/li> <li>\u30ed\u30b0\u3084\u4e00\u6642\u30d5\u30a1\u30a4\u30eb\u3092\u540c\u3058\u969c\u5bb3\u30c7\u30a3\u30b9\u30af\u3078\u5410\u304f\u8a2d\u8a08\u3060\u3068\u3001\u4e8c\u6b21\u7684\u306b\u4e0d\u5b89\u5b9a\u3055\u304c\u5897\u3048\u308b\u3053\u3068\u304c\u3042\u308b\u3002<\/li> <\/ul> <hr> <h3>PHP<\/h3> <ul> <li>Web\u30a2\u30d7\u30ea\u5074\u306e\u30ed\u30b0\u3084\u30bb\u30c3\u30b7\u30e7\u30f3\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u540c\u4e00\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u3042\u308b\u3068\u3001\u969c\u5bb3\u6642\u306b\u66f8\u304d\u8fbc\u307f\u304c\u5897\u3048\u3066\u72b6\u6cc1\u304c\u63fa\u308c\u3084\u3059\u3044\u3002\u51fa\u3057\u5148\u306e\u5206\u96e2\u3084\u6291\u5236\u304c\u52b9\u304f\u3002<\/li> <li>\u30a8\u30e9\u30fc\u8868\u793a\u3092\u8868\u306b\u51fa\u3057\u904e\u304e\u308b\u3068\u5bfe\u5916\u5f71\u97ff\u304c\u5897\u3048\u308b\u305f\u3081\u3001\u969c\u5bb3\u6642\u306f\u60c5\u5831\u306e\u6271\u3044\uff08\u8868\u793a\/\u4fdd\u5b58\/\u30a2\u30af\u30bb\u30b9\u6a29\uff09\u3092\u8a2d\u8a08\u3057\u3066\u304a\u304f\u3068\u3088\u3044\u3002<\/li> <\/ul> <hr> <h3>Ruby<\/h3> <ul> <li>\u30b8\u30e7\u30d6\u57fa\u76e4\u3084\u30ed\u30b0\u304c\u5897\u3048\u308b\u69cb\u6210\u3060\u3068\u3001\u969c\u5bb3\u6642\u306b\u66f8\u304d\u8fbc\u307f\u304c\u6025\u5897\u3057\u3084\u3059\u3044\u3002\u969c\u5bb3\u6642\u306e\u30ed\u30b0\u30ec\u30d9\u30eb\u3084\u51fa\u529b\u5148\u306e\u8abf\u6574\u304c\u52b9\u304f\u3002<\/li> <li>\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u306e\u4f8b\u5916\u3092\u63e1\u308a\u6f70\u3059\u3068\u3001\u90e8\u5206\u6210\u529f\u304c\u201c\u6210\u529f\u201d\u306b\u898b\u3048\u3066\u3057\u307e\u3046\u305f\u3081\u3001\u6b20\u3051\u305f\u8a3c\u8de1\u3092\u751f\u3080\u3053\u3068\u304c\u3042\u308b\u3002<\/li> <\/ul> <hr> <h3>C# \/ .NET<\/h3> <ul> <li>\u4f8b\u5916\u51e6\u7406\u306f\u5f37\u3044\u304c\u3001\u518d\u8a66\u884c\u30dd\u30ea\u30b7\u30fc\u304c\u904e\u5270\u3060\u3068\u969c\u5bb3\u6642\u306b\u8ca0\u8377\u304c\u8df3\u306d\u308b\u3002\u30ea\u30c8\u30e9\u30a4\u306f\u9593\u9694\u3068\u6253\u3061\u5207\u308a\u6761\u4ef6\u304c\u91cd\u8981\u306b\u306a\u308b\u3002<\/li> <li>Windows\u9023\u643a\u306e\u6df7\u5728\u74b0\u5883\u3067\u306f\u3001\u6a29\u9650\u3084\u30d1\u30b9\u8868\u73fe\u306e\u5dee\u3067\u30ed\u30b0\u53ce\u96c6\u3084\u9000\u907f\u304c\u5931\u6557\u3057\u3084\u3059\u3044\u3002\u5bfe\u8c61\u306e\u7d71\u4e00\u3068\u691c\u8a3c\u304c\u52b9\u304f\u3002<\/li> <\/ul> <hr> <h3>Shell\uff08bash\u7b49\uff09<\/h3> <ul> <li>\u77ed\u3044\u30ef\u30f3\u30e9\u30a4\u30ca\u30fc\u304c\u4fbf\u5229\u306a\u53cd\u9762\u3001\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3084\u30d1\u30a4\u30d7\u3067\u610f\u56f3\u305b\u305a\u5927\u91cf\u306e\u8aad\u307f\u66f8\u304d\u3092\u767a\u751f\u3055\u305b\u3084\u3059\u3044\u3002\u5bfe\u8c61\u7bc4\u56f2\u306e\u78ba\u8a8d\u3068\u4e7e\u5f0f\u306e\u78ba\u8a8d\u304c\u91cd\u8981\u306b\u306a\u308b\u3002<\/li> <li>\u30a8\u30e9\u30fc\u6642\u306b\u9014\u4e2d\u3067\u6b62\u307e\u3063\u305f\u304b\u3069\u3046\u304b\u304c\u5206\u304b\u308a\u306b\u304f\u3044\u3053\u3068\u304c\u3042\u308b\u305f\u3081\u3001\u6642\u523b\u3068\u5bfe\u8c61\u3092\u30ed\u30b0\u3068\u3057\u3066\u6b8b\u3059\u5de5\u592b\u304c\u52b9\u304f\u3002<\/li> <\/ul> <hr> <h3>SQL\uff08\u904b\u7528\u30b9\u30af\u30ea\u30d7\u30c8\uff09<\/h3> <ul> <li>\u969c\u5bb3\u6642\u306bDB\u3078\u91cd\u3044\u96c6\u8a08\u3084\u5168\u4ef6\u8d70\u67fb\u3092\u304b\u3051\u308b\u3068\u3001I\/O\u304c\u5897\u3048\u3066\u5fa9\u65e7\u304c\u9045\u308c\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u5fc5\u8981\u306a\u7bc4\u56f2\u3060\u3051\u3092\u53d6\u308b\u8a2d\u8a08\u304c\u52b9\u304f\u3002<\/li> <li>\u30ed\u30b0\u3084\u76e3\u67fb\u306e\u8981\u4ef6\u304c\u3042\u308b\u5834\u5408\u3001SQL\u5b9f\u884c\u5c65\u6b74\u3084\u7d50\u679c\u306e\u4fdd\u5b58\u65b9\u6cd5\u304c\u5f8c\u304b\u3089\u554f\u308f\u308c\u308b\u3053\u3068\u304c\u3042\u308b\u3002<\/li> <\/ul> <hr> <p>\u8a00\u8a9e\u3084\u30c4\u30fc\u30eb\u306e\u9055\u3044\u306f\u3001\u5e73\u5e38\u6642\u306b\u306f\u8868\u306b\u51fa\u306b\u304f\u304f\u3066\u3082\u3001\u969c\u5bb3\u6642\u306b\u306f\u300c\u8ca0\u8377\u306e\u51fa\u65b9\u300d\u300c\u30a8\u30e9\u30fc\u306e\u898b\u3048\u65b9\u300d\u300c\u8a3c\u8de1\u306e\u6b8b\u308a\u65b9\u300d\u3068\u3057\u3066\u5dee\u306b\u306a\u308a\u307e\u3059\u3002\u500b\u5225\u306e\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u30fb\u5951\u7d04\u30fb\u76e3\u67fb\u8981\u4ef6\u306e\u524d\u63d0\u306b\u3088\u3063\u3066\u3001\u6700\u5c0f\u5909\u66f4\u3067\u306e\u53ce\u675f\u30eb\u30fc\u30c8\u306f\u5909\u308f\u308a\u307e\u3059\u3002\u5177\u4f53\u7684\u306a\u6848\u4ef6\u3067\u8ff7\u3046\u5834\u5408\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u76f8\u8ac7\u3057\u3001\u72b6\u6cc1\u6574\u7406\u304b\u3089\u53ce\u675f\u30d7\u30e9\u30f3\u307e\u3067\u3092\u524d\u63d0\u306b\u5408\u308f\u305b\u3066\u8a2d\u8a08\u3059\u308b\u306e\u304c\u3001\u6700\u3082\u5b89\u5168\u306b\u843d\u3061\u7740\u304b\u305b\u3084\u3059\u3044\u9078\u629e\u80a2\u306b\u306a\u308a\u307e\u3059\uff08\u30d5\u30a9\u30fc\u30e0\uff1a<a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\">https:\/\/jouhou.main.jp\/?page_id=26983<\/a>\uff0f\u96fb\u8a71\uff1a<a href=\"tel:0120838831\">0120-838-831<\/a>\uff09\u3002<\/p> \r\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-74147c7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"74147c7\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a85d5a3\" data-id=\"a85d5a3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-77ff735 elementor-widget elementor-widget-html\" data-id=\"77ff735\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<!-- =========================================================\r\n\u7d71\u5408\u7248\uff1aLinux\u306eExt4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\uff1a\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u3068\u6642\u9593\r\n\u30fb\u6b63\u7d71\u6d3e\uff08\u4e00\u6b21\u60c5\u5831\u30ea\u30f3\u30af\uff0f\u505c\u6b62\u6761\u4ef6\uff0f\u8aad\u307f\u53d6\u308a\u4e2d\u5fc3\uff09\r\n\u30fb\u8a98\u5c0e\u6700\u9069\u5316\uff083\u6bb5CTA\uff1a\u7dca\u6025\u2192\u5206\u5c90\u2192\u898b\u7a4d\u3082\u308a\u5f8c\uff09\r\n\u30fb\u8aad\u3080\u5c64\/\u5b9f\u884c\u5c64\u3092\u5206\u96e2\uff08details\u3067\u6298\u308a\u305f\u305f\u307f\uff09\r\n========================================================= -->\r\n\r\n<section style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:16px; background:#ffffff;\">\r\n\r\n  <!-- HERO -->\r\n  <div style=\"max-width:100%; box-sizing:border-box;\">\r\n    <div style=\"font-size:22px; font-weight:900; line-height:1.35; color:#111827;\">\r\n      Linux\u306eExt4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\uff1a\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u3068\u6642\u9593\r\n    <\/div>\r\n    <div style=\"margin-top:8px; font-size:13px; line-height:1.9; color:#374151;\">\r\n      \u3044\u307e ext4 \u304c\u300c\u8aad\u3081\u306a\u3044\uff0f\u66f8\u3051\u306a\u3044\uff0f\u30a8\u30e9\u30fc\u3067\u6b62\u307e\u308b\u300d\u72b6\u6cc1\u3067\u3001<strong>\u5fa9\u65e7\u6642\u9593\u304c\u201c\u5206\u2192\u65e5\u201d\u306b\u5316\u3051\u308b\u5206\u5c90<\/strong>\u3092\u5148\u306b\u78ba\u5b9a\u3057\u3001\r\n      \u4e8b\u6545\u3092\u5897\u3084\u3055\u305a\u306b\u53ce\u675f\u3055\u305b\u308b\u5b9f\u52d9\u30ac\u30a4\u30c9\u3067\u3059\u3002<br\/>\r\n      <span style=\"color:#6b7280;\">\u8a2d\u8a08\u65b9\u91dd\uff1a\u8aad\u3080\u3060\u3051\u3067\u5224\u65ad\u3067\u304d\u308b\u5c64\u3092\u6700\u512a\u5148\u3002\u5b9f\u884c\u624b\u9806\u306f\u6298\u308a\u305f\u305f\u307f\uff08\u5fc5\u8981\u306a\u4eba\u3060\u3051\uff09\u306b\u5206\u96e2\u3002<\/span>\r\n    <\/div>\r\n\r\n    <!-- \u7dca\u6025\u505c\u6b62\u30ab\u30fc\u30c9\uff08CTA\u2460\uff1a\u7dca\u6025\uff09 -->\r\n    <div id=\"emergency\" style=\"margin-top:12px; border:1px solid #fecaca; background:#fff1f2; border-radius:3px; padding:12px;\">\r\n      <div style=\"font-size:15px; font-weight:900; color:#991b1b; line-height:1.5;\">\r\n        \u307e\u305a\u505c\u6b62\uff1a\u6b21\u306e1\u3064\u3067\u3082\u5f53\u3066\u306f\u307e\u308b\u306a\u3089\u3001DIY\u3092\u6b62\u3081\u3066\u76f8\u8ac7\u304c\u6700\u77ed\u3067\u3059\r\n      <\/div>\r\n      <div style=\"margin-top:8px; font-size:13px; line-height:1.95; color:#374151;\">\r\n        \u30fbdmesg \u306b <strong>I\/O error \/ timeout \/ reset<\/strong> \u304c\u51fa\u308b\uff08\u5a92\u4f53\u52a3\u5316\u306e\u53ef\u80fd\u6027\uff09<br\/>\r\n        \u30fb\u7570\u97f3\u3001SMART\u8b66\u544a\u3001NVMe\u30a8\u30e9\u30fc\u3001\u8aad\u307f\u53d6\u308a\u304c\u6975\u7aef\u306b\u9045\u3044<br\/>\r\n        \u30fb<strong>RAID \/ LVM \/ LUKS \/ \u4eee\u60f3\u5316 \/ \u5171\u6709<\/strong> \u914d\u4e0b\u3067\u69cb\u6210\u304c\u8907\u96d1<br\/>\r\n        \u30fb\u696d\u52d9\u505c\u6b62\u304c\u8a31\u3055\u308c\u306a\u3044\uff08BCP\u512a\u5148\uff09\u3001\u76e3\u67fb\u30fb\u8a3c\u8de1\u304c\u5fc5\u8981<br\/>\r\n        \u30fb\u5bfe\u8c61\u304c\u672c\u756a\u30c7\u30fc\u30bf\u3067\u300c\u5931\u6557\u304c\u8a31\u3055\u308c\u306a\u3044\u300d<br\/>\r\n      <\/div>\r\n\r\n      <div style=\"margin-top:10px; display:flex; flex-wrap:wrap; gap:10px;\">\r\n        <a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\"\r\n           style=\"display:inline-block; text-decoration:none; background:#2563eb; color:#ffffff; padding:10px 12px; border-radius:3px; font-size:14px; font-weight:900;\">\r\n          \u7121\u6599\u76f8\u8ac7\u30d5\u30a9\u30fc\u30e0\uff08\u30ed\u30b0\u6dfb\u4ed8OK\uff09\r\n        <\/a>\r\n        <a href=\"tel:0120838831\"\r\n           style=\"display:inline-block; text-decoration:none; background:#1e3a8a; color:#ffffff; padding:10px 12px; border-radius:3px; font-size:14px; font-weight:900;\">\r\n          \u96fb\u8a71\uff1a0120-838-831\r\n        <\/a>\r\n        <a href=\"tel:0434224240\"\r\n           style=\"display:inline-block; text-decoration:none; background:#0b1f4b; color:#ffffff; padding:10px 12px; border-radius:3px; font-size:14px; font-weight:900;\">\r\n          \u6280\u8853\u8005\u76f4\u901a\uff1a043-422-4240\r\n        <\/a>\r\n      <\/div>\r\n\r\n      <div style=\"margin-top:10px; font-size:12px; line-height:1.85; color:#6b7280;\">\r\n        \u3053\u306e\u5224\u65ad\u306f\u201c\u6016\u304c\u3089\u305b\u308b\u305f\u3081\u201d\u3067\u306f\u306a\u304f\u3001<strong>\u5931\u6557\u6642\u306e\u640d\u5931\u304c\u5927\u304d\u3044\u6761\u4ef6<\/strong>\u3092\u5148\u306b\u660e\u6587\u5316\u3057\u3066\u3044\u307e\u3059\u3002\r\n        \u8a72\u5f53\u3057\u306a\u3044\u5834\u5408\u306f\u3001\u6b21\u306e\u300c\u6700\u77ed\u30c1\u30a7\u30c3\u30af\u300d\u3067\u5b89\u5168\u5074\u306b\u7d5e\u308a\u8fbc\u307f\u3067\u304d\u307e\u3059\u3002\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <!-- \u6700\u77ed\u30c1\u30a7\u30c3\u30af\uff08\u8aad\u3080\u3060\u3051\u5c64\uff09 -->\r\n    <div style=\"margin-top:14px; border:1px solid #e5e7eb; border-radius:3px; padding:14px; background:#ffffff;\">\r\n      <div style=\"display:flex; gap:10px; align-items:flex-start;\">\r\n        <div style=\"flex:0 0 auto;\">\r\n          <span style=\"display:inline-block; background:#111827; color:#ffffff; border-radius:3px; padding:6px 10px; font-size:12px; line-height:1;\">\r\n            \u6700\u77ed\u30c1\u30a7\u30c3\u30af\r\n          <\/span>\r\n        <\/div>\r\n        <div style=\"flex:1 1 auto; min-width:0;\">\r\n          <div style=\"font-size:18px; font-weight:900; line-height:1.35; color:#111827;\">\r\n            3\u5206\u3067\u6c7a\u307e\u308b\uff1a\u5fa9\u65e7\u6642\u9593\u304c\u201c\u65e5\u5358\u4f4d\u306b\u5316\u3051\u308b\u5206\u5c90\u201d\u3092\u5148\u306b\u78ba\u5b9a\u3059\u308b\r\n          <\/div>\r\n          <div style=\"margin-top:6px; font-size:13px; color:#374151; line-height:1.95;\">\r\n            \u2460<strong>\u5a92\u4f53\u304c\u602a\u3057\u3044\u304b<\/strong>\uff08I\/O error \/ SMART \/ \u901f\u5ea6\u4f4e\u4e0b\uff09<br\/>\r\n            \u2461<strong>\u8ad6\u7406\u3060\u3051\u306e\u554f\u984c\u304b<\/strong>\uff08read-only remount \/ journal abort \u306a\u3069\uff09<br\/>\r\n            \u2462<strong>\u69cb\u6210\u304c\u8907\u96d1\u304b<\/strong>\uff08RAID\/LVM\/LUKS\/\u4eee\u60f3\u5316\/\u5171\u6709\uff09<br\/>\r\n            \u2500\u2500\u3053\u306e3\u3064\u3067\u3001\u5fa9\u65e7\u306e\u300c\u624b\u9806\u300d\u3068\u300c\u6642\u9593\u300d\u304c\u307b\u307c\u6c7a\u307e\u308a\u307e\u3059\u3002\r\n          <\/div>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <!-- \u3059\u3050\u98db\u3079\u308b\u5206\u5c90\u30ca\u30d3 -->\r\n      <div style=\"margin-top:12px; display:flex; flex-wrap:wrap; gap:10px;\">\r\n        <a href=\"#sec05\" style=\"text-decoration:none; background:#fff7ed; border:1px solid #f59e0b; color:#92400e; padding:8px 10px; border-radius:3px; font-weight:900; font-size:13px;\">\r\n          I\/O error \u304c\u3042\u308b \u2192 \u7b2c5\u7ae0\u3078\r\n        <\/a>\r\n        <a href=\"#sec06\" style=\"text-decoration:none; background:#eff6ff; border:1px solid #93c5fd; color:#1d4ed8; padding:8px 10px; border-radius:3px; font-weight:900; font-size:13px;\">\r\n          fsck \u3092\u691c\u8a0e\u4e2d \u2192 \u7b2c6\u7ae0\u3078\r\n        <\/a>\r\n        <a href=\"#sec09\" style=\"text-decoration:none; background:#ecfdf5; border:1px solid #86efac; color:#166534; padding:8px 10px; border-radius:3px; font-weight:900; font-size:13px;\">\r\n          \u4f55\u6642\u9593\u304b\u304b\u308b\uff1f \u2192 \u7b2c9\u7ae0\u3078\r\n        <\/a>\r\n        <a href=\"#contact\" style=\"text-decoration:none; background:#2563eb; color:#fff; padding:8px 10px; border-radius:3px; font-weight:900; font-size:13px;\">\r\n          \u76f8\u8ac7\u3078\uff08\u6700\u77ed\uff09\r\n        <\/a>\r\n      <\/div>\r\n\r\n      <!-- \u5b9f\u884c\u3059\u308b\u4eba\u5411\u3051\uff08\u6298\u308a\u305f\u305f\u307f\uff09 -->\r\n      <details style=\"margin-top:12px; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#f9fafb;\">\r\n        <summary style=\"cursor:pointer; font-weight:900; color:#111827;\">\r\n          \u8aad\u307f\u53d6\u308a\u4e2d\u5fc3\u306e\u78ba\u8a8d\u30b3\u30de\u30f3\u30c9\uff08\u5fc5\u8981\u306a\u4eba\u3060\u3051\uff09\r\n        <\/summary>\r\n        <div style=\"margin-top:10px; font-size:12px; color:#6b7280; line-height:1.85;\">\r\n          \u76ee\u7684\uff1a\u72b6\u6cc1\u56fa\u5b9a\uff08\u8ab0\u304c\u30fb\u3069\u3053\u3067\u30fb\u4f55\u304c\uff09\uff0f\u5a92\u4f53\u30a8\u30e9\u30fc\u6709\u7121\uff0f\u5bb9\u91cf\u30fbinode\u306e\u8a70\u307e\u308a\u3092\u78ba\u8a8d\u3002\r\n        <\/div>\r\n        <pre style=\"margin-top:10px; padding:10px; border-radius:3px; background:#111827; color:#ffffff; border:1px solid #0f172a; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word;\">whoami; id\r\npwd\r\nfindmnt -T .\r\nmount | grep -E ' type ext4 | on \/'\r\nlsblk -f\r\ndf -hT; df -i\r\ndmesg -T | tail -n 60\r\njournalctl -k -n 120 --no-pager<\/pre>\r\n        <div style=\"margin-top:8px; font-size:12px; color:#6b7280; line-height:1.85;\">\r\n          ext4 \u306e\u4e00\u6b21\u60c5\u5831\uff1a<a href=\"https:\/\/docs.kernel.org\/admin-guide\/ext4.html\" target=\"_blank\" rel=\"noopener\">Linux kernel docs: ext4<\/a>\r\n        <\/div>\r\n      <\/details>\r\n    <\/div>\r\n\r\n  <\/div>\r\n<\/section>\r\n\r\n<!-- \u3082\u304f\u3058 -->\r\n<div style=\"margin:16px 0 0 0; padding:30pt; background-color:#EEEEEE; border-radius:3px;\">\r\n  <p style=\"margin:0 0 8px 0; font-size:1.2em;\"><strong>\u3082\u304f\u3058<\/strong><\/p>\r\n  <ul style=\"list-style-type:none; padding-left:0; margin:0;\">\r\n    <li style=\"margin:40px 0;\"><a href=\"#sec01\">\u7b2c1\u7ae0\uff1a\u305d\u306e\u300cfsck\u4e00\u767a\u300d\u306f\u672c\u5f53\u306b\u6b63\u89e3\uff1f\u2015\u2015\u201c\u6642\u9593\u304c\u5897\u3048\u308b\u5206\u5c90\u201d\u304b\u3089\u9006\u7b97\u3059\u308b<\/a><\/li>\r\n    <li style=\"margin:40px 0;\"><a href=\"#sec02\">\u7b2c2\u7ae0\uff1aExt4\u306f\u4f55\u3092\u5b88\u3063\u3066\u3044\u308b\u306e\u304b\u2015\u2015\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\u3068\u30e1\u30bf\u30c7\u30fc\u30bf\uff08\u4e00\u6b21\u60c5\u5831\u30ea\u30f3\u30af\u4ed8\u304d\uff09<\/a><\/li>\r\n    <li style=\"margin:40px 0;\"><a href=\"#sec03\">\u7b2c3\u7ae0\uff1a\u969c\u5bb3\u306f3\u7cfb\u7d71\u2015\u2015\u300c\u8ad6\u7406\u7834\u640d\u300d\u300c\u5a92\u4f53\u52a3\u5316\u300d\u300c\u69cb\u6210\u7531\u6765\uff08RAID\/LVM\/LUKS\uff09\u300d<\/a><\/li>\r\n    <li style=\"margin:40px 0;\"><a href=\"#sec04\">\u7b2c4\u7ae0\uff1a\u6700\u521d\u306e10\u5206\u3067\u6c7a\u307e\u308b\u2015\u2015\u30ed\u30b0\u63a1\u53d6\u30fbread-only\u30fb\u5f71\u97ff\u7bc4\u56f2\u306e\u5207\u308a\u5206\u3051<\/a><\/li>\r\n    <li style=\"margin:40px 0;\"><a href=\"#sec05\">\u7b2c5\u7ae0\uff1aI\/O error \u304c\u898b\u3048\u305f\u3089\u201c\u5fa9\u65e7\u201d\u306e\u524d\u306b\u2015\u2015\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u3067\u6642\u9593\u3092\u8cb7\u3046<\/a><\/li>\r\n    <li style=\"margin:40px 0;\"><a href=\"#sec06\">\u7b2c6\u7ae0\uff1ae2fsck\u3092\u5b89\u5168\u306b\u4f7f\u3044\u5206\u3051\u308b\u2015\u2015\u691c\u67fb\u2192\u5224\u65ad\u2192\u5371\u967a\u57df\u3067\u6b62\u3081\u308b<\/a><\/li>\r\n    <li style=\"margin:40px 0;\"><a href=\"#sec07\">\u7b2c7\u7ae0\uff1a\u30b8\u30e3\u30fc\u30ca\u30eb\u3092\u5473\u65b9\u306b\u3059\u308b\uff0f\u6575\u306b\u3057\u306a\u3044\u2015\u2015\u30ea\u30d7\u30ec\u30a4\u306e\u610f\u5473\u3068\u9650\u754c<\/a><\/li>\r\n    <li style=\"margin:40px 0;\"><a href=\"#sec08\">\u7b2c8\u7ae0\uff1a\u30d5\u30a1\u30a4\u30eb\u5358\u4f4d\u306e\u30b5\u30eb\u30d9\u30fc\u30b8\u2015\u2015\u201c\u3067\u304d\u308b\u3053\u3068\u30fb\u3067\u304d\u306a\u3044\u3053\u3068\u201d<\/a><\/li>\r\n    <li style=\"margin:40px 0;\"><a href=\"#sec09\">\u7b2c9\u7ae0\uff1a\u5fa9\u65e7\u306b\u201c\u4f55\u6642\u9593\u304b\u304b\u308b\u304b\u201d\u2015\u2015\u901f\u5ea6\u30fb\u30a8\u30e9\u30fc\u7387\u30fb\u5c64\u3067\u898b\u7a4d\u3082\u308b<\/a><\/li>\r\n    <li style=\"margin:40px 0;\"><a href=\"#sec10\">\u7b2c10\u7ae0\uff1a\u5e30\u7d50\u2015\u2015\u5fa9\u65e7\u3088\u308a\u91cd\u8981\u306a\u8a2d\u8a08\u5224\u65ad\uff08\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff0f\u76e3\u8996\uff0fBCP\uff09<\/a><\/li>\r\n    <li style=\"margin:40px 0;\"><a href=\"#sec11\">\u7b2c11\u7ae0\uff1a\u3088\u304f\u3042\u308b\u8cea\u554f\uff08\u518d\u8d77\u52d5\u306f\uff1ffsck\u306f\uff1f\u6697\u53f7\u5316\u306f\uff1f\uff09<\/a><\/li>\r\n  <\/ul>\r\n<\/div>\r\n\r\n<!-- \u672c\u6587 -->\r\n<section style=\"max-width:100%; box-sizing:border-box; overflow:visible;\">\r\n\r\n  <h2 id=\"sec01\" style=\"margin-top:28px; font-size:20px; line-height:1.4; color:#111827;\">\r\n    \u7b2c1\u7ae0\uff1a\u305d\u306e\u300cfsck\u4e00\u767a\u300d\u306f\u672c\u5f53\u306b\u6b63\u89e3\uff1f\u2015\u2015\u201c\u6642\u9593\u304c\u5897\u3048\u308b\u5206\u5c90\u201d\u304b\u3089\u9006\u7b97\u3059\u308b\r\n  <\/h2>\r\n  <div style=\"font-size:14px; line-height:2.05; color:#374151;\">\r\n    ext4 \u969c\u5bb3\u3067\u6700\u3082\u591a\u3044\u5931\u6557\u306f\u300c\u76f4\u3057\u305f\u3044\u4e00\u5fc3\u3067\u3001<strong>\u4fee\u5fa9\uff08\u66f8\u304d\u8fbc\u307f\u304c\u767a\u751f\u3057\u5f97\u308b\u64cd\u4f5c\uff09<\/strong>\u3092\u5148\u306b\u5f53\u3066\u308b\u300d\u3053\u3068\u3067\u3059\u3002\r\n    \u3046\u307e\u304f\u3044\u3051\u3070\u77ed\u6642\u9593\u3067\u623b\u308b\u4e00\u65b9\u3001<strong>\u5a92\u4f53\u52a3\u5316\u3084\u69cb\u6210\u8981\u56e0\u304c\u6df7\u3056\u3063\u3066\u3044\u308b\u5834\u5408<\/strong>\u306f\u3001\u8aad\u3081\u308b\u7bc4\u56f2\u3092\u524a\u308a\u3001\u7d50\u679c\u3068\u3057\u3066\u5fa9\u65e7\u6642\u9593\u304c\u201c\u5206\u2192\u65e5\u201d\u3078\u4f38\u3073\u307e\u3059\u3002<br\/><br\/>\r\n    \u6b63\u7d71\u6d3e\u306e\u521d\u52d5\u306f\u3044\u3064\u3082\u540c\u3058\u3067\u3059\u3002<strong>\u2460\u5a92\u4f53 \u2461\u8ad6\u7406 \u2462\u69cb\u6210<\/strong>\u306e\u9806\u306b\u300c\u5f53\u305f\u308a\u300d\u3092\u3064\u3051\u3001\u5371\u967a\u57df\u306a\u3089\u65e9\u3081\u306b\u6b62\u3081\u307e\u3059\u3002\r\n  <\/div>\r\n\r\n  <!-- CTA\u2461\uff08\u5206\u5c90\u70b9\uff1a\u3053\u3053\u3067\u6b62\u3081\u308b\uff09 -->\r\n  <div style=\"margin-top:14px; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#f9fafb;\">\r\n    <div style=\"font-size:14px; font-weight:900; color:#111827;\">\u3053\u3053\u3067\u6b62\u3081\u308b\u5224\u65ad\uff08\u8ff7\u3044\u304c\u51fa\u305f\u6642\u70b9\u3067\u5207\u66ff\uff09<\/div>\r\n    <div style=\"margin-top:8px; font-size:13px; line-height:1.95; color:#374151;\">\r\n      \u300c\u5bfe\u8c61\u30c7\u30d0\u30a4\u30b9\u304c\u6b63\u3057\u3044\u304b\u300d\u300c\u5a92\u4f53\u304c\u5b89\u5b9a\u3057\u3066\u3044\u308b\u304b\u300d\u300c\u505c\u6b62\u6642\u9593\u304c\u78ba\u4fdd\u3067\u304d\u308b\u304b\u300d\u2500\u2500\u3053\u306e3\u3064\u3092\u8aac\u660e\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u3001\u4f5c\u696d\u3092\u9032\u3081\u308b\u307b\u3069\u9577\u671f\u5316\u3057\u3084\u3059\u3044\u3067\u3059\u3002\r\n      \u76f8\u8ac7\u306b\u5207\u66ff\u3048\u308b\u3068\u3001\u30ed\u30b0\u3068\u69cb\u6210\u60c5\u5831\u3060\u3051\u3067\u53ce\u675f\u30eb\u30fc\u30c8\u3092\u7d5e\u308a\u8fbc\u3081\u307e\u3059\u3002\r\n    <\/div>\r\n    <div style=\"margin-top:10px;\">\r\n      <a href=\"#contact\" style=\"text-decoration:none; background:#2563eb; color:#fff; padding:8px 10px; border-radius:3px; font-weight:900; display:inline-block;\">\r\n        \u76f8\u8ac7\u3078\u5207\u66ff\uff08\u6700\u77ed\u30eb\u30fc\u30c8\uff09\r\n      <\/a>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <h2 id=\"sec02\" style=\"margin-top:28px; font-size:20px; line-height:1.4; color:#111827;\">\r\n    \u7b2c2\u7ae0\uff1aExt4\u306f\u4f55\u3092\u5b88\u3063\u3066\u3044\u308b\u306e\u304b\u2015\u2015\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\u3068\u30e1\u30bf\u30c7\u30fc\u30bf\uff08\u4e00\u6b21\u60c5\u5831\u30ea\u30f3\u30af\u4ed8\u304d\uff09\r\n  <\/h2>\r\n  <div style=\"font-size:14px; line-height:2.05; color:#374151;\">\r\n    ext4 \u306f\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\u3092\u4f7f\u3044\u3001\u969c\u5bb3\u5f8c\u306b\u300c\u6574\u5408\u6027\u3092\u623b\u3059\u300d\u4ed5\u7d44\u307f\u3092\u6301\u3061\u307e\u3059\u3002\u4e00\u6b21\u60c5\u5831\u306f Linux\u30ab\u30fc\u30cd\u30eb\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3067\u3059\uff1a<a href=\"https:\/\/docs.kernel.org\/admin-guide\/ext4.html\" target=\"_blank\" rel=\"noopener\">ext4<\/a>\u3002<br\/><br\/>\r\n    \u91cd\u8981\u306a\u306e\u306f\u3001<strong>\u30b8\u30e3\u30fc\u30ca\u30eb\u304c\u52a9\u3051\u306b\u306a\u308b\u5834\u9762<\/strong>\u3068\u3001<strong>\u5a92\u4f53\u52a3\u5316\u304c\u6df7\u3056\u3063\u3066\u9006\u306b\u60aa\u5316\u3059\u308b\u5834\u9762<\/strong>\u304c\u3042\u308b\u3053\u3068\u3067\u3059\u3002\r\n    \u300c\u76f4\u3059\u30b3\u30de\u30f3\u30c9\u300d\u3092\u5148\u306b\u5f53\u3066\u308b\u306e\u3067\u306f\u306a\u304f\u3001<strong>\u76f4\u3057\u3066\u3088\u3044\u5c40\u9762\u304b<\/strong>\u3092\u5148\u306b\u78ba\u5b9a\u3055\u305b\u307e\u3059\u3002\r\n  <\/div>\r\n\r\n  <h2 id=\"sec03\" style=\"margin-top:28px; font-size:20px; line-height:1.4; color:#111827;\">\r\n    \u7b2c3\u7ae0\uff1a\u969c\u5bb3\u306f3\u7cfb\u7d71\u2015\u2015\u300c\u8ad6\u7406\u7834\u640d\u300d\u300c\u5a92\u4f53\u52a3\u5316\u300d\u300c\u69cb\u6210\u7531\u6765\uff08RAID\/LVM\/LUKS\uff09\u300d\r\n  <\/h2>\r\n  <div style=\"font-size:14px; line-height:2.05; color:#374151;\">\r\n    <strong>\u8ad6\u7406<\/strong>\uff1aread-only remount\u3001journal abort\u3001\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u8981\u6c42\u306a\u3069\u3002<br\/>\r\n    <strong>\u5a92\u4f53<\/strong>\uff1aI\/O error\u3001timeout\u3001\u30ea\u30bb\u30c3\u30c8\u3001SMART\u7570\u5e38\u3001\u8aad\u53d6\u901f\u5ea6\u4f4e\u4e0b\u3002<br\/>\r\n    <strong>\u69cb\u6210<\/strong>\uff1aRAID\/LVM\/LUKS\/\u4eee\u60f3\u5316\/\u5171\u6709\u3067\u3001\u5c64\u304c\u5897\u3048\u308b\u307b\u3069\u624b\u623b\u308a\u304c\u5897\u3048\u307e\u3059\u3002<br\/><br\/>\r\n    \u300c\u6642\u9593\u304c\u4f38\u3073\u308b\u300d\u306e\u306f\u3001\u5a92\u4f53\u3068\u69cb\u6210\u304c\u6df7\u3056\u308b\u3068\u304d\u3067\u3059\u3002\u8ad6\u7406\u3060\u3051\u306a\u3089\u77ed\u671f\u3067\u53ce\u675f\u3057\u3084\u3059\u3044\u4e00\u65b9\u3001\u5a92\u4f53\u304c\u602a\u3057\u3044\u3068\u304d\u306f<strong>\u201c\u30a4\u30e1\u30fc\u30b8\u53d6\u5f97\u3067\u6642\u9593\u3092\u8cb7\u3046\u201d<\/strong>\u304c\u738b\u9053\u306b\u306a\u308a\u307e\u3059\u3002\r\n  <\/div>\r\n\r\n  <h2 id=\"sec04\" style=\"margin-top:28px; font-size:20px; line-height:1.4; color:#111827;\">\r\n    \u7b2c4\u7ae0\uff1a\u6700\u521d\u306e10\u5206\u3067\u6c7a\u307e\u308b\u2015\u2015\u30ed\u30b0\u63a1\u53d6\u30fbread-only\u30fb\u5f71\u97ff\u7bc4\u56f2\u306e\u5207\u308a\u5206\u3051\r\n  <\/h2>\r\n  <div style=\"font-size:14px; line-height:2.05; color:#374151;\">\r\n    \u6b63\u7d71\u6d3e\u306e\u521d\u52d5\u306f\u300c\u5909\u3048\u306a\u3044\u300d\u3053\u3068\u304b\u3089\u59cb\u307e\u308a\u307e\u3059\u3002<strong>\u8aad\u3080\u3060\u3051<\/strong>\u3067\u5207\u308a\u5206\u3051\u306b\u5fc5\u8981\u306a\u6750\u6599\u3092\u96c6\u3081\u307e\u3059\u3002<br\/>\r\n    \u3053\u3053\u3067\u201c\u5f71\u97ff\u7bc4\u56f2\u201d\u3092\u898b\u8aa4\u308b\u3068\u3001\u5fa9\u65e7\u3067\u306f\u306a\u304f\u4e8c\u6b21\u969c\u5bb3\uff08\u505c\u6b62\u7bc4\u56f2\u306e\u62e1\u5927\uff09\u306b\u7e4b\u304c\u308a\u307e\u3059\u3002\r\n  <\/div>\r\n\r\n  <details style=\"margin-top:12px; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#f9fafb;\">\r\n    <summary style=\"cursor:pointer; font-weight:900; color:#111827;\">\r\n      \u5f15\u7d99\u304e\u304c\u65e9\u304f\u306a\u308b\uff1a\u30ed\u30b0\u63a1\u53d6\u30d1\u30c3\u30af\uff08\u89e6\u308b\u524d\u306b\u4fdd\u5b58\uff09\r\n    <\/summary>\r\n    <div style=\"margin-top:10px; font-size:13px; line-height:1.95; color:#374151;\">\r\n      \u9014\u4e2d\u3067\u76f8\u8ac7\u3078\u5207\u66ff\u3048\u308b\u5834\u5408\u3067\u3082\u3001\u3053\u308c\u304c\u3042\u308b\u3068\u8a3a\u65ad\u304c\u77ed\u7e2e\u3055\u308c\u307e\u3059\uff08\u8aad\u307f\u53d6\u308a\u4e2d\u5fc3\uff09\u3002\r\n    <\/div>\r\n    <pre style=\"margin-top:10px; padding:10px; border-radius:3px; background:#111827; color:#ffffff; border:1px solid #0f172a; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word;\">TS=$(date +%Y%m%d_%H%M%S)\r\nOUT=\"\/root\/ext4_triage_${TS}\"\r\nmkdir -p \"$OUT\"\r\n\r\n( uname -a; echo; cat \/etc\/os-release 2>\/dev\/null ) > \"$OUT\/system.txt\" 2>&1\r\n( whoami; id; echo; pwd ) > \"$OUT\/who.txt\" 2>&1\r\n( mount; echo; findmnt -a ) > \"$OUT\/mount.txt\" 2>&1\r\n( lsblk -o NAME,TYPE,SIZE,FSTYPE,MOUNTPOINTS,MODEL,SERIAL; echo; blkid ) > \"$OUT\/block.txt\" 2>&1\r\n( df -hT; echo; df -i ) > \"$OUT\/df.txt\" 2>&1\r\n( dmesg -T | tail -n 400 ) > \"$OUT\/dmesg_tail.txt\" 2>&1\r\n( journalctl -k -n 400 --no-pager ) > \"$OUT\/journal_k_tail.txt\" 2>&1\r\n\r\ntar -czf \"${OUT}.tar.gz\" -C \"$(dirname \"$OUT\")\" \"$(basename \"$OUT\")\"\r\necho \"Saved: ${OUT}.tar.gz\"<\/pre>\r\n  <\/details>\r\n\r\n  <!-- CTA\u2461-2\uff08\u30ed\u30b0\u63a1\u53d6\u5f8c\uff09 -->\r\n  <div style=\"margin-top:14px; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#ffffff;\">\r\n    <div style=\"font-size:14px; font-weight:900; color:#111827;\">\u30ed\u30b0\u304c\u53d6\u308c\u305f\u6642\u70b9\u3067\u3001\u52dd\u3061\u7b4b\u304c\u4f5c\u308c\u307e\u3059<\/div>\r\n    <div style=\"margin-top:8px; font-size:13px; line-height:1.95; color:#374151;\">\r\n      \u3044\u307e\u300c\u5b89\u5168\u306b\u9032\u3081\u308b\u3079\u304d\u304b\u300d\u300c\u6b62\u3081\u3066\u5fa9\u65e7\u8a2d\u8a08\u306b\u5207\u66ff\u3048\u308b\u3079\u304d\u304b\u300d\u306f\u3001\u30ed\u30b0\u3068\u69cb\u6210\u60c5\u5831\u3067\u5224\u65ad\u3067\u304d\u307e\u3059\u3002\r\n      \u8ff7\u3063\u305f\u77ac\u9593\u304c\u5207\u66ff\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u3059\u3002\r\n    <\/div>\r\n    <div style=\"margin-top:10px;\">\r\n      <a href=\"#contact\" style=\"text-decoration:none; background:#2563eb; color:#fff; padding:8px 10px; border-radius:3px; font-weight:900; display:inline-block;\">\r\n        \u30ed\u30b0\u3092\u5143\u306b\u76f8\u8ac7\u3059\u308b\uff08\u6700\u77ed\uff09\r\n      <\/a>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <h2 id=\"sec05\" style=\"margin-top:28px; font-size:20px; line-height:1.4; color:#111827;\">\r\n    \u7b2c5\u7ae0\uff1aI\/O error \u304c\u898b\u3048\u305f\u3089\u201c\u5fa9\u65e7\u201d\u306e\u524d\u306b\u2015\u2015\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u3067\u6642\u9593\u3092\u8cb7\u3046\r\n  <\/h2>\r\n  <div style=\"font-size:14px; line-height:2.05; color:#374151;\">\r\n    \u5a92\u4f53\u52a3\u5316\u304c\u7591\u308f\u308c\u308b\u306a\u3089\u3001\u738b\u9053\u306f<strong>\u300c\u30a4\u30e1\u30fc\u30b8\u3092\u4f5c\u3063\u3066\u3001\u305d\u306e\u30b3\u30d4\u30fc\u306b\u5bfe\u3057\u3066\u5fa9\u65e7\u300d<\/strong>\u3067\u3059\u3002\r\n    \u8aad\u3081\u308b\u30d6\u30ed\u30c3\u30af\u304b\u3089\u5148\u306b\u6551\u3044\u3001\u5931\u6557\u30d6\u30ed\u30c3\u30af\u306f\u5f8c\u56de\u3057\u306b\u3057\u3066\u5168\u4f53\u306e\u751f\u5b58\u7387\u3092\u4e0a\u3052\u307e\u3059\u3002<br\/><br\/>\r\n    \u4ee3\u8868\u4f8b\u3068\u3057\u3066 GNU ddrescue \u306f\u3001\u518d\u958b\u3084\u8aad\u307f\u53d6\u308a\u6226\u7565\u3092 mapfile \u3067\u7ba1\u7406\u3067\u304d\u308b\u3053\u3068\u304c\u516c\u5f0f\u30de\u30cb\u30e5\u30a2\u30eb\u306b\u793a\u3055\u308c\u3066\u3044\u307e\u3059\uff1a\r\n    <a href=\"https:\/\/www.gnu.org\/software\/ddrescue\/manual\/ddrescue_manual.html\" target=\"_blank\" rel=\"noopener\">GNU ddrescue Manual<\/a>\u3002\r\n  <\/div>\r\n\r\n  <div style=\"margin-top:14px; border:1px solid #fde68a; background:#fff7ed; border-radius:3px; padding:12px;\">\r\n    <div style=\"font-weight:900; color:#92400e;\">\u3053\u3053\u304c\u201c\u76f8\u8ac7\u306e\u5206\u5c90\u70b9\u201d\u3067\u3059\uff08DIY\u306e\u9650\u754c\u304c\u51fa\u3084\u3059\u3044\uff09<\/div>\r\n    <div style=\"margin-top:8px; font-size:13px; line-height:1.95; color:#374151;\">\r\n      \u30a4\u30e1\u30fc\u30b8\u5148\u306e\u5bb9\u91cf\u78ba\u4fdd\u3001\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u8abf\u6574\u3001\u69cb\u6210\u628a\u63e1\uff08RAID\/LVM\/LUKS\uff09\u304c\u5fc5\u8981\u306b\u306a\u3063\u305f\u3089\u3001\u73fe\u5834\u4f5c\u696d\u3088\u308a<strong>\u5fa9\u65e7\u8a2d\u8a08<\/strong>\u304c\u52dd\u3061\u307e\u3059\u3002\r\n      \u3053\u3053\u3067\u5207\u66ff\u3048\u308b\u307b\u3069\u3001\u7d50\u679c\u7684\u306b\u65e9\u304f\u30fb\u5b89\u5168\u306b\u53ce\u675f\u3057\u3084\u3059\u3044\u3067\u3059\u3002\r\n    <\/div>\r\n    <div style=\"margin-top:10px;\">\r\n      <a href=\"#contact\" style=\"text-decoration:none; background:#2563eb; color:#fff; padding:8px 10px; border-radius:3px; font-weight:900; display:inline-block;\">\r\n        \u3053\u306e\u6bb5\u968e\u3067\u76f8\u8ac7\u3059\u308b\uff08\u6700\u77ed\uff09\r\n      <\/a>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <h2 id=\"sec06\" style=\"margin-top:28px; font-size:20px; line-height:1.4; color:#111827;\">\r\n    \u7b2c6\u7ae0\uff1ae2fsck\u3092\u5b89\u5168\u306b\u4f7f\u3044\u5206\u3051\u308b\u2015\u2015\u691c\u67fb\u2192\u5224\u65ad\u2192\u5371\u967a\u57df\u3067\u6b62\u3081\u308b\r\n  <\/h2>\r\n  <div style=\"font-size:14px; line-height:2.05; color:#374151;\">\r\n    e2fsck \u306f ext2\/ext3\/ext4 \u306e\u30c1\u30a7\u30c3\u30af\u306b\u4f7f\u308f\u308c\u3001\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\u304c\u3042\u308b\u5834\u5408\u306f<strong>\u30b8\u30e3\u30fc\u30ca\u30eb\u3092\u30ea\u30d7\u30ec\u30a4\u3057\u3066\u7d42\u4e86\u3059\u308b\u3053\u3068\u304c\u3042\u308b<\/strong>\u4e00\u65b9\u3001\r\n    \u72b6\u6cc1\u306b\u3088\u3063\u3066\u306f\u8a73\u7d30\u30c1\u30a7\u30c3\u30af\u304c\u7d9a\u304f\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u6b21\u60c5\u5831\uff1a\r\n    <a href=\"https:\/\/manpages.debian.org\/testing\/e2fsprogs\/e2fsck.8.en.html\" target=\"_blank\" rel=\"noopener\">e2fsck(8)<\/a>\u3002<br\/><br\/>\r\n    \u6b63\u7d71\u6d3e\u306e\u8003\u3048\u65b9\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002<strong>\u3044\u304d\u306a\u308a\u4fee\u5fa9\u3057\u306a\u3044<\/strong>\u3002\r\n    \u307e\u305a\u300c\u691c\u67fb\uff08\u8aad\u3080\u3060\u3051\uff09\u300d\u3067\u72b6\u6cc1\u3092\u63b4\u307f\u3001<strong>\u5bfe\u8c61\u30c7\u30d0\u30a4\u30b9\u304c\u6b63\u3057\u3044\uff0f\u5a92\u4f53\u304c\u5b89\u5b9a\uff0f\u505c\u6b62\u6642\u9593\u304c\u78ba\u4fdd<\/strong>\u3092\u6e80\u305f\u305b\u306a\u3044\u306a\u3089\u3001\u305d\u3053\u3067\u6b62\u3081\u307e\u3059\u3002\r\n  <\/div>\r\n\r\n  <div style=\"margin-top:12px; border:1px solid #f59e0b; border-radius:3px; padding:12px; background:#fff7ed;\">\r\n    <div style=\"font-weight:900; color:#92400e;\">\u5371\u967a\u64cd\u4f5c\u306e\u5178\u578b\uff08\u6642\u9593\u304c\u201c\u65e5\u201d\u306b\u5316\u3051\u3084\u3059\u3044\uff09<\/div>\r\n    <div style=\"margin-top:8px; font-size:13px; line-height:1.95; color:#374151;\">\r\n      \u30fb\u5bfe\u8c61\u30c7\u30d0\u30a4\u30b9\u304c\u66d6\u6627\u306a\u307e\u307e\u4fee\u5fa9\u3092\u5b9f\u884c\u3059\u308b<br\/>\r\n      \u30fb\u5a92\u4f53\u52a3\u5316\u304c\u7591\u308f\u3057\u3044\u306e\u306b\u3001\u66f8\u304d\u8fbc\u307f\u304c\u5897\u3048\u308b\u64cd\u4f5c\u3092\u7d9a\u3051\u308b<br\/>\r\n      \u30fb\u505c\u6b62\u6642\u9593\u3084\u5f71\u97ff\u7bc4\u56f2\u3092\u78ba\u4fdd\u305b\u305a\u3001\u5fa9\u65e7\u3092\u672c\u756a\u4e0a\u3067\u5f37\u884c\u3059\u308b<br\/>\r\n      \u30fb\u518d\u8d77\u52d5\u3092\u7e70\u308a\u8fd4\u3057\u3001\u6c7a\u5b9a\u6253\u306e\u30ed\u30b0\u3092\u5931\u3046<br\/>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <h2 id=\"sec07\" style=\"margin-top:28px; font-size:20px; line-height:1.4; color:#111827;\">\r\n    \u7b2c7\u7ae0\uff1a\u30b8\u30e3\u30fc\u30ca\u30eb\u3092\u5473\u65b9\u306b\u3059\u308b\uff0f\u6575\u306b\u3057\u306a\u3044\u2015\u2015\u30ea\u30d7\u30ec\u30a4\u306e\u610f\u5473\u3068\u9650\u754c\r\n  <\/h2>\r\n  <div style=\"font-size:14px; line-height:2.05; color:#374151;\">\r\n    \u30b8\u30e3\u30fc\u30ca\u30eb\u306f\u300c\u76f4\u524d\u306e\u66f4\u65b0\u3092\u6574\u5408\u7684\u306b\u53cd\u6620\u3059\u308b\u300d\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3067\u3059\u304c\u3001\u5a92\u4f53\u304c\u4e0d\u5b89\u5b9a\u306a\u3068\u304d\u306b\u201c\u66f8\u304f\u201d\u65b9\u5411\u3078\u5bc4\u305b\u308b\u307b\u3069\u30ea\u30b9\u30af\u304c\u5897\u3048\u307e\u3059\u3002\r\n    \u3060\u304b\u3089\u3053\u305d\u3001<strong>\u5a92\u4f53\u306e\u7591\u3044\u304c\u3042\u308b\u306a\u3089\u5148\u306b\u30a4\u30e1\u30fc\u30b8<\/strong>\u3001\u8ad6\u7406\u3060\u3051\u306a\u3089\u6bb5\u968e\u7684\u306b\u3001\u304c\u738b\u9053\u3067\u3059\u3002\r\n  <\/div>\r\n\r\n  <h2 id=\"sec08\" style=\"margin-top:28px; font-size:20px; line-height:1.4; color:#111827;\">\r\n    \u7b2c8\u7ae0\uff1a\u30d5\u30a1\u30a4\u30eb\u5358\u4f4d\u306e\u30b5\u30eb\u30d9\u30fc\u30b8\u2015\u2015\u201c\u3067\u304d\u308b\u3053\u3068\u30fb\u3067\u304d\u306a\u3044\u3053\u3068\u201d\r\n  <\/h2>\r\n  <div style=\"font-size:14px; line-height:2.05; color:#374151;\">\r\n    \u30d5\u30a1\u30a4\u30eb\u5358\u4f4d\u306e\u6551\u51fa\u306f\u300c\u6700\u7d42\u624b\u6bb5\u300d\u3068\u3057\u3066\u5f37\u3044\u4e00\u65b9\u3001<strong>\u30d5\u30a1\u30a4\u30eb\u540d\u30fb\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u69cb\u9020\u304c\u623b\u3089\u306a\u3044<\/strong>\u306a\u3069\u5236\u7d04\u304c\u3042\u308a\u307e\u3059\u3002\r\n    PhotoRec \u306f\u5931\u308f\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u306e\u5fa9\u5143\u3092\u76ee\u7684\u3068\u3057\u305f\u30c4\u30fc\u30eb\u3067\u3042\u308b\u3053\u3068\u304c\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\uff1a\r\n    <a href=\"https:\/\/www.cgsecurity.org\/testdisk_doc\/\" target=\"_blank\" rel=\"noopener\">TestDisk \/ PhotoRec documentation<\/a>\u3002<br\/><br\/>\r\n    \u91cd\u8981\u306a\u306e\u306f\u300c\u5fa9\u5143\u3067\u304d\u308b\u304b\u300d\u3060\u3051\u3067\u306a\u304f\u3001<strong>\u696d\u52d9\u3068\u3057\u3066\u4f7f\u3048\u308b\u5f62\u3067\u623b\u305b\u308b\u304b<\/strong>\u3067\u3059\u3002\r\n  <\/div>\r\n\r\n  <h2 id=\"sec09\" style=\"margin-top:28px; font-size:20px; line-height:1.4; color:#111827;\">\r\n    \u7b2c9\u7ae0\uff1a\u5fa9\u65e7\u306b\u201c\u4f55\u6642\u9593\u304b\u304b\u308b\u304b\u201d\u2015\u2015\u901f\u5ea6\u30fb\u30a8\u30e9\u30fc\u7387\u30fb\u5c64\u3067\u898b\u7a4d\u3082\u308b\r\n  <\/h2>\r\n  <div style=\"font-size:14px; line-height:2.05; color:#374151;\">\r\n    \u6642\u9593\u306f\u300c\u5bb9\u91cf\u300d\u3060\u3051\u3067\u6c7a\u307e\u308a\u307e\u305b\u3093\u3002\u6c7a\u5b9a\u8981\u56e0\u306f\u4e3b\u306b<strong>\u2460\u5b9f\u6e2c\u901f\u5ea6 \u2461\u30a8\u30e9\u30fc\u7387\uff08\u518d\u8a66\u884c\uff09 \u2462\u5c64\u306e\u591a\u3055 \u2463\u505c\u6b62\u53ef\u80fd\u6642\u9593<\/strong>\u3067\u3059\u3002<br\/>\r\n    \u3053\u3053\u3092\u8a00\u8a9e\u5316\u3067\u304d\u308b\u307b\u3069\u3001\u5fa9\u65e7\u306e\u610f\u601d\u6c7a\u5b9a\u304c\u30d6\u30ec\u307e\u305b\u3093\u3002\r\n  <\/div>\r\n\r\n  <div style=\"margin-top:12px; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#ffffff; overflow:auto;\">\r\n    <div style=\"font-weight:900; color:#111827;\">\u898b\u7a4d\u308a\u306e\u4f5c\u308a\u65b9\uff08\u8003\u3048\u65b9\uff09<\/div>\r\n    <div style=\"margin-top:8px; font-size:13px; line-height:1.95; color:#374151;\">\r\n      <strong>\u6240\u8981\u6642\u9593 \u2252 \u6709\u52b9\u8aad\u307f\u53d6\u308a\u91cf \u00f7 \u5b9f\u6e2cMB\/s \u00d7 \u518d\u8a66\u884c\u4fc2\u6570<\/strong><br\/>\r\n      \u30fb\u5b9f\u6e2cMB\/s\uff1a\u8aad\u307f\u53d6\u308a\u304c\u5b89\u5b9a\u3057\u3066\u51fa\u308b\u901f\u5ea6<br\/>\r\n      \u30fb\u518d\u8a66\u884c\u4fc2\u6570\uff1a\u30a8\u30e9\u30fc\u304c\u5897\u3048\u308b\u307b\u3069\u4e0a\u304c\u308b\uff08\u8aad\u307f\u76f4\u3057\u30fb\u5f85\u3061\u304c\u5897\u3048\u308b\uff09<br\/>\r\n      \u30fb\u5c64\uff08RAID\/LVM\/LUKS\/\u4eee\u60f3\u5316\uff09\uff1a\u89e3\u6790\u3068\u624b\u623b\u308a\u306e\u6642\u9593\u304c\u4e57\u308b\uff08\u4f5c\u696d\u8a2d\u8a08\u304c\u5fc5\u8981\uff09\r\n    <\/div>\r\n\r\n    <div style=\"margin-top:12px; font-weight:900; color:#111827;\">\u5fa9\u65e7\u6642\u9593\u306e\u5178\u578b\u30ec\u30f3\u30b8\uff08\u76ee\u5b89\uff09<\/div>\r\n    <table style=\"width:100%; border-collapse:collapse; margin-top:10px; font-size:13px; line-height:1.75;\">\r\n      <tr>\r\n        <th style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\">\u7cfb\u7d71<\/th>\r\n        <th style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\">\u5146\u5019<\/th>\r\n        <th style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\">\u6642\u9593\u304c\u5897\u3048\u308b\u8981\u56e0<\/th>\r\n        <th style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\">\u76ee\u5b89<\/th>\r\n      <\/tr>\r\n      <tr>\r\n        <td style=\"border-bottom:1px solid #f3f4f6; padding:8px;\"><strong>\u8ad6\u7406<\/strong><\/td>\r\n        <td style=\"border-bottom:1px solid #f3f4f6; padding:8px;\">read-only \/ journal \/ \u6574\u5408\u6027<\/td>\r\n        <td style=\"border-bottom:1px solid #f3f4f6; padding:8px;\">\u5bfe\u8c61\u8aa4\u308a\u3001\u505c\u6b62\u6642\u9593\u4e0d\u8db3<\/td>\r\n        <td style=\"border-bottom:1px solid #f3f4f6; padding:8px;\">\u6570\u5341\u5206\u301c\u534a\u65e5<\/td>\r\n      <\/tr>\r\n      <tr>\r\n        <td style=\"border-bottom:1px solid #f3f4f6; padding:8px;\"><strong>\u5a92\u4f53<\/strong><\/td>\r\n        <td style=\"border-bottom:1px solid #f3f4f6; padding:8px;\">I\/O error \/ timeout \/ SMART<\/td>\r\n        <td style=\"border-bottom:1px solid #f3f4f6; padding:8px;\">\u30a8\u30e9\u30fc\u7387\u3001\u518d\u8a66\u884c\u3001\u5bb9\u91cf<\/td>\r\n        <td style=\"border-bottom:1px solid #f3f4f6; padding:8px;\">\u534a\u65e5\u301c\u6570\u65e5<\/td>\r\n      <\/tr>\r\n      <tr>\r\n        <td style=\"border-bottom:1px solid #f3f4f6; padding:8px;\"><strong>\u69cb\u6210<\/strong><\/td>\r\n        <td style=\"border-bottom:1px solid #f3f4f6; padding:8px;\">RAID\/LVM\/LUKS\/\u4eee\u60f3\u5316<\/td>\r\n        <td style=\"border-bottom:1px solid #f3f4f6; padding:8px;\">\u5c64\u306e\u89e3\u6790\u3001\u624b\u623b\u308a<\/td>\r\n        <td style=\"border-bottom:1px solid #f3f4f6; padding:8px;\">\u534a\u65e5\u301c\u6570\u65e5\uff08\u8907\u5408\u3067\u5ef6\u4f38\uff09<\/td>\r\n      <\/tr>\r\n    <\/table>\r\n\r\n    <div style=\"margin-top:8px; font-size:12px; color:#6b7280; line-height:1.85;\">\r\n      SMART\u306e\u4e00\u6b21\u60c5\u5831\uff08\u4f8b\uff09\uff1a<a href=\"https:\/\/docs.oracle.com\/cd\/E75431_01\/html\/E72377\/smartctl-8.html\" target=\"_blank\" rel=\"noopener\">smartctl(8)<\/a>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- CTA\u2462\uff08\u898b\u7a4d\u3082\u308a\u5f8c\uff1a\u7d0d\u5f97\u3057\u3066\u9023\u7d61\uff09 -->\r\n  <div style=\"margin-top:14px; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#f9fafb;\">\r\n    <div style=\"font-size:14px; font-weight:900; color:#111827;\">\u201c\u6642\u9593\u304c\u8aad\u3081\u306a\u3044\u201d\u306e\u304c\u4e00\u756a\u5371\u967a\u3067\u3059<\/div>\r\n    <div style=\"margin-top:8px; font-size:13px; line-height:1.95; color:#374151;\">\r\n      \u696d\u52d9\u5074\u306f\u300c\u3044\u3064\u623b\u308b\u304b\u300d\u3067\u5224\u65ad\u3057\u307e\u3059\u3002\u901f\u5ea6\u30fb\u30a8\u30e9\u30fc\u7387\u30fb\u69cb\u6210\u3092\u57fa\u306b\u3001\u5fa9\u65e7\u306e\u898b\u7a4d\u308a\u3068\u53ce\u675f\u30eb\u30fc\u30c8\u3092\u6574\u7406\u3059\u308b\u3068\u3001\u7121\u99c4\u306a\u8a66\u884c\u932f\u8aa4\u304c\u6d88\u3048\u307e\u3059\u3002\r\n    <\/div>\r\n    <div style=\"margin-top:10px;\">\r\n      <a href=\"#contact\" style=\"text-decoration:none; background:#2563eb; color:#fff; padding:8px 10px; border-radius:3px; font-weight:900; display:inline-block;\">\r\n        \u898b\u7a4d\u308a\u3068\u53ce\u675f\u30eb\u30fc\u30c8\u3092\u76f8\u8ac7\u3059\u308b\r\n      <\/a>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <h2 id=\"sec10\" style=\"margin-top:28px; font-size:20px; line-height:1.4; color:#111827;\">\r\n    \u7b2c10\u7ae0\uff1a\u5e30\u7d50\u2015\u2015\u5fa9\u65e7\u3088\u308a\u91cd\u8981\u306a\u8a2d\u8a08\u5224\u65ad\uff08\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff0f\u76e3\u8996\uff0fBCP\uff09\r\n  <\/h2>\r\n  <div style=\"font-size:14px; line-height:2.05; color:#374151;\">\r\n    \u5fa9\u65e7\u306f\u300c\u6700\u5f8c\u306e\u7826\u300d\u3067\u3059\u3002\u518d\u767a\u3092\u6e1b\u3089\u3059\u306b\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u8a2d\u8a08\u3001\u76e3\u8996\uff08I\/O\u52a3\u5316\u306e\u65e9\u671f\u691c\u77e5\uff09\u3001\u904b\u7528\u30eb\u30fc\u30eb\uff08\u5bb9\u91cf\u30fbinode\u30fb\u30ed\u30b0\uff09\u3092\u6574\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br\/><br\/>\r\n    \u4eca\u56de\u304c\u300c\u672c\u756a\u3067\u6b62\u307e\u3063\u305f\u300d\u300c\u4e8c\u5ea6\u3068\u8d77\u3053\u305b\u306a\u3044\u300d\u969c\u5bb3\u306a\u3089\u3001\u5fa9\u65e7\u3060\u3051\u3067\u7d42\u308f\u3089\u305b\u305a\u3001<strong>BCP\u306e\u89b3\u70b9\u3067\u201c\u623b\u3057\u65b9\u30fb\u5b88\u308a\u65b9\u201d\u307e\u3067<\/strong>\u307e\u3068\u3081\u3066\u8a2d\u8a08\u3059\u308b\u306e\u304c\u6700\u77ed\u3067\u3059\u3002\r\n  <\/div>\r\n\r\n  <h2 id=\"sec11\" style=\"margin-top:28px; font-size:20px; line-height:1.4; color:#111827;\">\r\n    \u7b2c11\u7ae0\uff1a\u3088\u304f\u3042\u308b\u8cea\u554f\uff08\u518d\u8d77\u52d5\u306f\uff1ffsck\u306f\uff1f\u6697\u53f7\u5316\u306f\uff1f\uff09\r\n  <\/h2>\r\n\r\n  <div style=\"margin-top:10px; border:1px solid #e5e7eb; border-radius:3px; background:#ffffff;\">\r\n    <div style=\"padding:12px;\">\r\n      <div style=\"font-weight:900; color:#111827;\">Q. \u518d\u8d77\u52d5\u3059\u308c\u3070\u76f4\u308a\u307e\u3059\u304b\uff1f<\/div>\r\n      <div style=\"margin-top:6px; font-size:13px; line-height:1.95; color:#374151;\">\r\n        \u76f4\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u5a92\u4f53\u52a3\u5316\u3084\u69cb\u6210\u554f\u984c\u304c\u6df7\u3056\u308b\u3068\u201c\u60aa\u5316\u201d\u306e\u304d\u3063\u304b\u3051\u306b\u3082\u306a\u308a\u307e\u3059\u3002\u518d\u8d77\u52d5\u3067\u30ed\u30b0\u304c\u6d41\u308c\u308b\u524d\u306b\u3001dmesg\/journalctl\u306e\u672b\u5c3e\u3060\u3051\u3067\u3082\u78ba\u4fdd\u3067\u304d\u308b\u3068\u5224\u65ad\u304c\u901f\u304f\u306a\u308a\u307e\u3059\u3002\r\n      <\/div>\r\n    <\/div>\r\n    <div style=\"border-top:1px solid #f3f4f6; padding:12px;\">\r\n      <div style=\"font-weight:900; color:#111827;\">Q. fsck \u306f\u3044\u3064\u5b9f\u884c\u3057\u3066\u3044\u3044\uff1f<\/div>\r\n      <div style=\"margin-top:6px; font-size:13px; line-height:1.95; color:#374151;\">\r\n        \u300c\u5bfe\u8c61\u30c7\u30d0\u30a4\u30b9\u304c\u78ba\u5b9a\u300d\u300c\u5a92\u4f53\u304c\u5b89\u5b9a\u300d\u300c\u505c\u6b62\u6642\u9593\u304c\u78ba\u4fdd\u300d\u2500\u2500\u3053\u306e3\u3064\u304c\u63c3\u308f\u306a\u3044\u306a\u3089\u3001\u5148\u306b\u9032\u3081\u308b\u307b\u3069\u9577\u671f\u5316\u3057\u3084\u3059\u3044\u3067\u3059\u3002\u8ff7\u3044\u304c\u51fa\u305f\u6642\u70b9\u304c\u5207\u66ff\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u3059\u3002\r\n      <\/div>\r\n    <\/div>\r\n    <div style=\"border-top:1px solid #f3f4f6; padding:12px;\">\r\n      <div style=\"font-weight:900; color:#111827;\">Q. RAID\/LVM\/LUKS\uff08\u6697\u53f7\u5316\uff09\u914d\u4e0b\u3060\u3068\u4f55\u304c\u9055\u3046\uff1f<\/div>\r\n      <div style=\"margin-top:6px; font-size:13px; line-height:1.95; color:#374151;\">\r\n        \u201c\u5c64\u201d\u304c\u5897\u3048\u308b\u307b\u3069\u3001\u5bfe\u8c61\u306e\u8aa4\u8a8d\u30fb\u624b\u623b\u308a\u304c\u5897\u3048\u307e\u3059\u3002\u5fa9\u65e7\u306f\u30b3\u30de\u30f3\u30c9\u306e\u5de7\u62d9\u3088\u308a\u3001\u69cb\u6210\u306e\u628a\u63e1\u3068\u9806\u5e8f\uff08\u8a2d\u8a08\uff09\u3067\u6c7a\u307e\u308a\u307e\u3059\u3002\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n<\/section>\r\n\r\n<!-- \u9023\u7d61\u30fb\u30b5\u30fc\u30d3\u30b9\uff08\u6700\u7d42\uff09 -->\r\n<section id=\"contact\" style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:16px; background:#ffffff; margin-top:18px;\">\r\n\r\n  <div style=\"font-size:18px; font-weight:900; color:#111827;\">\u76f8\u8ac7\u3092\u6700\u77ed\u5316\u3059\u308b\u305f\u3081\u306e\u60c5\u5831\uff08\u30b3\u30d4\u30da\u7528\uff09<\/div>\r\n  <div style=\"margin-top:10px; font-size:13px; line-height:1.95; color:#374151;\">\r\n    \u30fbOS\/\u30ab\u30fc\u30cd\u30eb\/\u30c7\u30a3\u30b9\u30c8\u30ea\uff1a<br\/>\r\n    \u30fb\u5bfe\u8c61\u30de\u30a6\u30f3\u30c8\u30dd\u30a4\u30f3\u30c8\u3068\u30c7\u30d0\u30a4\u30b9\uff08findmnt \/ lsblk \u306e\u7d50\u679c\uff09\uff1a<br\/>\r\n    \u30fb\u76f4\u524d\u306e\u30a4\u30d9\u30f3\u30c8\uff08\u505c\u96fb\uff0f\u518d\u8d77\u52d5\uff0f\u5bb9\u91cf\u67af\u6e07\uff0f\u66f4\u65b0\uff0f\u4ea4\u63db\uff09\uff1a<br\/>\r\n    \u30fbdmesg\/journalctl \u306e\u672b\u5c3e\uff08I\/O error \u6709\u7121\uff09\uff1a<br\/>\r\n    \u30fbRAID\/LVM\/LUKS\/\u4eee\u60f3\u5316\/\u5171\u6709\u306e\u6709\u7121\uff1a<br\/>\r\n    \u30fb\u6700\u512a\u5148\uff08\u30c7\u30fc\u30bf\u5fa9\u65e7\uff0f\u5fa9\u65e7\u512a\u5148\uff0f\u7a3c\u50cd\uff08BCP\uff09\u512a\u5148\uff09\uff1a<br\/>\r\n  <\/div>\r\n\r\n  <div style=\"margin-top:14px; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#f9fafb;\">\r\n    <div style=\"font-size:16px; font-weight:900; color:#111827;\">\u201c\u6b63\u7d71\u6d3e\u201d\u3068\u3057\u3066\u306e\u76f8\u8ac7\u4fa1\u5024\uff08\u640d\u5931\u3092\u5897\u3084\u3055\u306a\u3044\u8a2d\u8a08\uff09<\/div>\r\n    <div style=\"margin-top:8px; font-size:13px; line-height:1.95; color:#374151;\">\r\n      \u30fb\u5a92\u4f53\u304c\u602a\u3057\u3044\u5834\u5408\u306b<strong>\u30a4\u30e1\u30fc\u30b8\u53d6\u5f97\u3092\u524d\u63d0<\/strong>\u306b\u3057\u3066\u3001\u8aad\u3081\u308b\u7bc4\u56f2\u3092\u6700\u5927\u5316\u3057\u3084\u3059\u3044<br\/>\r\n      \u30fbRAID\/LVM\/LUKS\/\u4eee\u60f3\u5316\u306a\u3069<strong>\u5c64\u306e\u89e3\u6790<\/strong>\u3092\u542b\u3081\u3066\u3001\u624b\u623b\u308a\u3092\u6e1b\u3089\u3057\u3084\u3059\u3044<br\/>\r\n      \u30fb\u505c\u6b62\u3084\u76e3\u67fb\u304c\u7d61\u3080\u3068\u304d\u306b\u3001<strong>\u5fa9\u65e7\u3068BCP\u3092\u540c\u6642\u306b\u8a2d\u8a08<\/strong>\u3057\u3084\u3059\u3044\uff08\u66ab\u5b9a\u5fa9\u65e7\u2192\u6052\u4e45\u5bfe\u7b56\uff09<br\/>\r\n      \u30fb\u300c\u4f55\u6642\u9593\u304b\u304b\u308b\u304b\u300d\u3092\u3001\u5bb9\u91cf\u3060\u3051\u3067\u306a\u304f<strong>\u901f\u5ea6\u30fb\u30a8\u30e9\u30fc\u7387\u30fb\u5c64<\/strong>\u3067\u6574\u7406\u3057\u3001\u5408\u610f\u5f62\u6210\u3092\u4f5c\u308a\u3084\u3059\u3044<br\/>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <div style=\"margin-top:14px; display:flex; flex-wrap:wrap; gap:10px;\">\r\n    <a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\"\r\n       style=\"display:inline-block; text-decoration:none; background:#2563eb; color:#ffffff; padding:10px 12px; border-radius:3px; font-size:14px; font-weight:900;\">\r\n      \u7121\u6599\u76f8\u8ac7\u30d5\u30a9\u30fc\u30e0\uff08\u30ed\u30b0\u6dfb\u4ed8\u3067\u8a3a\u65ad\u77ed\u7e2e\uff09\r\n    <\/a>\r\n    <a href=\"tel:0120838831\"\r\n       style=\"display:inline-block; text-decoration:none; background:#1e3a8a; color:#ffffff; padding:10px 12px; border-radius:3px; font-size:14px; font-weight:900;\">\r\n      \u96fb\u8a71\uff1a0120-838-831\r\n    <\/a>\r\n    <a href=\"tel:0434224240\"\r\n       style=\"display:inline-block; text-decoration:none; background:#0b1f4b; color:#ffffff; padding:10px 12px; border-radius:3px; font-size:14px; font-weight:900;\">\r\n      \u6280\u8853\u8005\u76f4\u901a\uff1a043-422-4240\r\n    <\/a>\r\n  <\/div>\r\n\r\n  <div style=\"margin-top:14px; font-size:12px; line-height:1.85; color:#6b7280;\">\r\n    \u53c2\u8003\u8cc7\u6599\uff08\u4e00\u6b21\u60c5\u5831\u30fb\u516c\u5f0f\uff09\uff1a\r\n    <ul style=\"margin:8px 0 0 18px;\">\r\n      <li><a href=\"https:\/\/docs.kernel.org\/admin-guide\/ext4.html\" target=\"_blank\" rel=\"noopener\">Linux kernel docs: ext4<\/a><\/li>\r\n      <li><a href=\"https:\/\/manpages.debian.org\/testing\/e2fsprogs\/e2fsck.8.en.html\" target=\"_blank\" rel=\"noopener\">e2fsck(8) man page<\/a><\/li>\r\n      <li><a href=\"https:\/\/www.gnu.org\/software\/ddrescue\/manual\/ddrescue_manual.html\" target=\"_blank\" rel=\"noopener\">GNU ddrescue Manual<\/a><\/li>\r\n      <li><a href=\"https:\/\/docs.oracle.com\/cd\/E75431_01\/html\/E72377\/smartctl-8.html\" target=\"_blank\" rel=\"noopener\">smartctl(8) manual<\/a><\/li>\r\n      <li><a href=\"https:\/\/www.cgsecurity.org\/testdisk_doc\/\" target=\"_blank\" rel=\"noopener\">TestDisk \/ PhotoRec documentation<\/a><\/li>\r\n    <\/ul>\r\n  <\/div>\r\n\r\n<\/section>\r\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0693099 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0693099\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f5e717d\" data-id=\"f5e717d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fb04ea1 elementor-widget elementor-widget-html\" data-id=\"fb04ea1\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<section style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:14px; background:#ffffff;\">\r\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible;\">\r\n\r\n    <div style=\"display:flex; gap:10px; align-items:flex-start; max-width:100%; box-sizing:border-box; overflow:visible;\">\r\n      <div style=\"flex:0 0 auto; max-width:100%; box-sizing:border-box; overflow:visible;\">\r\n        <span style=\"display:inline-block; background:#111827; color:#ffffff; border-radius:3px; padding:6px 10px; font-size:12px; line-height:1; overflow-wrap:anywhere; max-width:100%;\">\u6700\u77ed\u30c1\u30a7\u30c3\u30af<\/span>\r\n      <\/div>\r\n      <div style=\"flex:1 1 auto; min-width:0; max-width:100%; box-sizing:border-box; overflow:visible;\">\r\n        <div style=\"font-size:18px; font-weight:700; line-height:1.3; overflow-wrap:anywhere; max-width:100%;\">ext4\u969c\u5bb3\uff1a\u5fa9\u65e7\u6642\u9593\u304c\u201c\u65e5\u5358\u4f4d\u306b\u5316\u3051\u308b\u5206\u5c90\u201d\u3092\u5148\u306b\u78ba\u5b9a\u3059\u308b<\/div>\r\n        <div style=\"margin-top:6px; font-size:13px; color:#374151; line-height:1.6; overflow-wrap:anywhere; max-width:100%;\">\u6700\u521d\u306e\u6570\u5206\u3067\u300c\u89e6\u3063\u3066\u826f\u3044\u7bc4\u56f2\u300d\u3092\u6c7a\u3081\u307e\u3059\u3002\u5224\u65ad\u3092\u8aa4\u308b\u3068\u3001\u5fa9\u65e7\u306f\u5206\u5358\u4f4d\u304b\u3089\u65e5\u5358\u4f4d\u3078\u4f38\u3073\u3084\u3059\u3044\u9818\u57df\u3067\u3059\u3002\u307e\u305a\u306f\u8aad\u307f\u53d6\u308a\u4e2d\u5fc3\u3067\u72b6\u6cc1\u3092\u56fa\u5b9a\u3057\u3001\u5a92\u4f53\u8d77\u56e0\u306e\u53ef\u80fd\u6027\u3092\u6f70\u3057\u3066\u304b\u3089\u624b\u3092\u5165\u308c\u307e\u3059\u3002<\/div>\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <!-- 0: \u512a\u5148\u9806\u4f4d\uff08\u8ffd\u52a0\uff09 -->\r\n    <div style=\"margin-top:12px; max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#ffffff;\">\r\n      <div style=\"font-size:15px; font-weight:800; line-height:1.3; overflow-wrap:anywhere; max-width:100%;\">\u6700\u521d\u306b\u6c7a\u3081\u308b\uff1a\u4f55\u3092\u6700\u512a\u5148\u3067\u5b88\u308b\uff1f\uff0830\u79d2\uff09<\/div>\r\n      <div style=\"margin-top:8px; font-size:13px; color:#374151; line-height:1.7; overflow-wrap:anywhere; max-width:100%;\">\r\n        \u30fb<strong>\u30c7\u30fc\u30bf\u5fa9\u65e7\u512a\u5148<\/strong>\uff1a\u66f8\u304d\u8fbc\u307f\u3092\u6b62\u3081\u308b\uff0fI\/O error \u304c\u6df7\u3056\u308b\u306a\u3089\u5fa9\u65e7\uff08\u8907\u88fd\/\u30a4\u30e1\u30fc\u30b8\uff09\u3078\u5bc4\u305b\u308b<br\/>\r\n        \u30fb<strong>\u5fa9\u65e7\u512a\u5148<\/strong>\uff1a\u539f\u56e0\u306e\u5c64\uff08\u5a92\u4f53\/\u8ad6\u7406\/\u904b\u7528\uff09\u3092\u5207\u308a\u5206\u3051\u3066\u304b\u3089\u3001\u30aa\u30d5\u30e9\u30a4\u30f3\u3067\u6574\u5408\u6027\u30fb\u5fa9\u65e7\u624b\u9806\u3078<br\/>\r\n        \u30fb<strong>\u7a3c\u50cd\uff08BCP\uff09\u512a\u5148<\/strong>\uff1a\u5225\u7cfb\u7d71\u3078\u9003\u304c\u3059\/\u5207\u66ff\u2192\u305d\u306e\u5f8c\u306b\u5fa9\u65e7\u3068\u6839\u672c\u5fa9\u65e7\uff08\u672c\u756a\u3067\u306e\u7121\u7406\u306a\u64cd\u4f5c\u3092\u907f\u3051\u308b\uff09\r\n      <\/div>\r\n      <div style=\"margin-top:8px; font-size:12px; color:#6b7280; line-height:1.7; overflow-wrap:anywhere; max-width:100%;\">\r\n        \u8ff7\u3063\u305f\u3089\u300c\u30c7\u30fc\u30bf\u5fa9\u65e7\u512a\u5148\u300d\u306b\u5bc4\u305b\u308b\u307b\u3069\u4e8b\u6545\u304c\u6e1b\u308a\u307e\u3059\uff08\u7279\u306b I\/O error\u30fb\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u30fbSMART\u8b66\u544a\u304c\u3042\u308b\u5834\u5408\uff09\u3002\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <div style=\"margin-top:12px; max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#f9fafb;\">\r\n      <div style=\"font-size:15px; font-weight:700; line-height:1.3; overflow-wrap:anywhere; max-width:100%;\">\r\n        <span style=\"display:inline-block; background:#dc2626; color:#ffffff; border-radius:3px; padding:2px 8px; margin-right:8px; overflow-wrap:anywhere; max-width:100%;\">1<\/span>\r\n        30\u79d2\u3067\u4e89\u70b9\u3092\u7d5e\u308b\r\n      <\/div>\r\n      <div style=\"margin-top:6px; font-size:13px; color:#374151; line-height:1.6; overflow-wrap:anywhere; max-width:100%;\">\u300c\u8ab0\u304c\u30fb\u3069\u3053\u306b\u30fb\u4f55\u3092\u3057\u3088\u3046\u3068\u3057\u3066\u6b62\u307e\u3063\u305f\u304b\u300d\u3060\u3051\u5148\u306b\u78ba\u5b9a\u3057\u307e\u3059\u3002\u76f4\u524d\u306e\u30a4\u30d9\u30f3\u30c8\uff08\u505c\u96fb\/\u5f37\u5236\u518d\u8d77\u52d5\/\u5bb9\u91cf\u67af\u6e07\/\u66f4\u65b0\/SSD\u4ea4\u63db\u306a\u3069\uff09\u30821\u3064\u3060\u3051\u78ba\u5b9a\u3057\u307e\u3059\u3002\u66f8\u304d\u8fbc\u307f\u306f\u307e\u3060\u5897\u3084\u3057\u307e\u305b\u3093\u3002<\/div>\r\n      <pre style=\"margin-top:10px; padding:10px; border-radius:3px; background:#111827; color:#ffffff; border:1px solid #0f172a; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\">whoami; id\r\n\r\npwd\r\nmount | grep -E ' type ext4 | on \/'\r\nfindmnt -T .\r\ndmesg -T | tail -n 30\r\njournalctl -k -n 50 --no-pager\r\ndf -hT; df -i\r\nlsblk -f<\/pre>\r\n      <div style=\"margin-top:8px; font-size:12px; color:#6b7280; line-height:1.7; overflow-wrap:anywhere; max-width:100%;\">\r\n        \u7f6e\u304d\u63db\u3048\u30eb\u30fc\u30eb\uff1a<strong>\/dev\/sdXN<\/strong> \u306f <strong>lsblk<\/strong> \u3067\u4e00\u81f4\u3059\u308b\u5b9f\u30c7\u30d0\u30a4\u30b9\/\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3078\u3002\u5bfe\u8c61\u304c \/ \u306e\u3068\u304d\u306f <strong>findmnt -T \/<\/strong> \u3067\u78ba\u5b9f\u3067\u3059\u3002\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <!-- \u30ed\u30b0\u63a1\u53d6\u30d1\u30c3\u30af\uff08\u8ffd\u52a0\uff09 -->\r\n    <div style=\"margin-top:12px; max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#f9fafb;\">\r\n      <div style=\"font-size:15px; font-weight:700; line-height:1.3; overflow-wrap:anywhere; max-width:100%;\">\r\n        <span style=\"display:inline-block; background:#9333ea; color:#ffffff; border-radius:3px; padding:2px 8px; margin-right:8px; overflow-wrap:anywhere; max-width:100%;\">\uff0b<\/span>\r\n        \u76f8\u8ac7\/\u5f15\u7d99\u304e\u304c\u65e9\u304f\u306a\u308b\uff1a\u30ed\u30b0\u63a1\u53d6\u30d1\u30c3\u30af\uff08\u89e6\u308b\u524d\u306b\u4fdd\u5b58\uff09\r\n      <\/div>\r\n      <div style=\"margin-top:6px; font-size:13px; color:#374151; line-height:1.6; overflow-wrap:anywhere; max-width:100%;\">\u9014\u4e2d\u3067\u76f8\u8ac7\u306b\u5207\u308a\u66ff\u3048\u308b\u5834\u5408\u3067\u3082\u3001\u3053\u308c\u304c1\u3064\u3042\u308b\u3060\u3051\u3067\u8a3a\u65ad\u304c\u5927\u5e45\u306b\u77ed\u7e2e\u3055\u308c\u307e\u3059\uff08\u8aad\u307f\u53d6\u308a\u4e2d\u5fc3\uff09\u3002<\/div>\r\n      <pre style=\"margin-top:10px; padding:10px; border-radius:3px; background:#111827; color:#ffffff; border:1px solid #0f172a; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\">TS=$(date +%Y%m%d_%H%M%S)\r\nOUT=\"\/root\/ext4_triage_${TS}\"\r\nmkdir -p \"$OUT\"\r\n\r\n( uname -a; echo; cat \/etc\/os-release 2>\/dev\/null ) > \"$OUT\/system.txt\" 2>&1\r\n( whoami; id; echo; pwd ) > \"$OUT\/who.txt\" 2>&1\r\n( mount; echo; findmnt -a ) > \"$OUT\/mount.txt\" 2>&1\r\n( lsblk -o NAME,TYPE,SIZE,FSTYPE,MOUNTPOINTS,MODEL,SERIAL; echo; blkid ) > \"$OUT\/block.txt\" 2>&1\r\n( df -hT; echo; df -i ) > \"$OUT\/df.txt\" 2>&1\r\n( dmesg -T | tail -n 400 ) > \"$OUT\/dmesg_tail.txt\" 2>&1\r\n( journalctl -k -n 400 --no-pager ) > \"$OUT\/journal_k_tail.txt\" 2>&1\r\n\r\n# \u53ef\u80fd\u306a\u3089\uff08\u5165\u3063\u3066\u3044\u308c\u3070\uff09\r\nsmartctl -a \/dev\/sdX > \"$OUT\/smart_sdX.txt\" 2>&1\r\nsmartctl -a \/dev\/nvme0 > \"$OUT\/smart_nvme0.txt\" 2>&1\r\n\r\ntar -czf \"${OUT}.tar.gz\" -C \"$(dirname \"$OUT\")\" \"$(basename \"$OUT\")\"\r\necho \"Saved: ${OUT}.tar.gz\"<\/pre>\r\n      <div style=\"margin-top:8px; font-size:12px; color:#6b7280; line-height:1.7; overflow-wrap:anywhere; max-width:100%;\">\r\n        \u203b smartctl \u304c\u7121\u3044\/\u672c\u756a\u3067\u8ffd\u52a0\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u30b9\u30ad\u30c3\u30d7\u3057\u3066OK\u3002<strong>dmesg\/journalctl\/lsblk\/findmnt<\/strong> \u3060\u3051\u3067\u3082\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\u3002\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <div style=\"margin-top:12px; max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#f9fafb;\">\r\n      <div style=\"font-size:15px; font-weight:700; line-height:1.3; overflow-wrap:anywhere; max-width:100%;\">\r\n        <span style=\"display:inline-block; background:#16a34a; color:#ffffff; border-radius:3px; padding:2px 8px; margin-right:8px; overflow-wrap:anywhere; max-width:100%;\">2<\/span>\r\n        \u4e89\u70b9\u5225\uff1a\u4eca\u5f8c\u306e\u9078\u629e\u3084\u884c\u52d5\r\n      <\/div>\r\n      <div style=\"margin-top:6px; font-size:13px; color:#374151; line-height:1.6; overflow-wrap:anywhere; max-width:100%;\">\u75c7\u72b6\u3054\u3068\u306b\u300c\u6700\u77ed\u3067\u3084\u308c\u308b\u3053\u3068\u300d\u3092\u9078\u3073\u307e\u3059\u3002\u8ff7\u3063\u305f\u3089\u3001\u8aad\u307f\u53d6\u308a\u4e2d\u5fc3\u3067\u60c5\u5831\u3092\u96c6\u3081\u3066\u76f8\u8ac7\u306b\u5bc4\u305b\u308b\u306e\u304c\u65e9\u3044\u3067\u3059\u3002<\/div>\r\n\r\n      <div style=\"margin-top:10px; font-size:13px; color:#111827; line-height:1.6; overflow-wrap:anywhere; max-width:100%;\">\u30fb\u8aad\u307f\u53d6\u308a\u306f\u3067\u304d\u308b\u304c\u3001\u66f8\u304d\u8fbc\u307f\u3060\u3051\u5931\u6557\uff08read-only remount \/ journal abort \u306a\u3069\uff09<\/div>\r\n      <pre style=\"margin-top:6px; padding:10px; border-radius:3px; background:#111827; color:#ffffff; border:1px solid #0f172a; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\">mount | grep ' on \/'\r\n\r\ndmesg -T | grep -iE 'ext4|remount|journal|error' | tail -n 50\r\ncat \/proc\/mounts | grep ' ext4 '<\/pre>\r\n      <div style=\"margin-top:6px; font-size:12px; color:#6b7280; line-height:1.7; overflow-wrap:anywhere; max-width:100%;\">\r\n        \u6b21\u306e\u4e00\u624b\uff1a<strong>rw\u5fa9\u5e30\u3092\u6025\u304c\u306a\u3044<\/strong> \u2192 \u30aa\u30d5\u30e9\u30a4\u30f3\u3067\u72b6\u614b\u78ba\u8a8d\uff08\u8aad\u3080\u3060\u3051\u306e\u691c\u67fb\uff09 \u2192 \u5fc5\u8981\u306a\u3089\u5fa9\u65e7\u4f5c\u696d\u3078\uff08\u5bfe\u8c61\/\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u78ba\u5b9a\u3057\u3066\u304b\u3089\uff09\u3002\r\n      <\/div>\r\n\r\n      <div style=\"margin-top:10px; font-size:13px; color:#111827; line-height:1.6; overflow-wrap:anywhere; max-width:100%;\">\u30fbI\/O error \u304c\u6df7\u3056\u308b\u3001\u7570\u97f3\u3001SMART\u8b66\u544a\uff08\u5a92\u4f53\u5074\u304c\u7591\u308f\u3057\u3044\uff09<\/div>\r\n      <pre style=\"margin-top:6px; padding:10px; border-radius:3px; background:#111827; color:#ffffff; border:1px solid #0f172a; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\">dmesg -T | grep -iE 'I\/O error|blk_update_request|reset|timeout|nvme|ata' | tail -n 80\r\n\r\nlsblk -o NAME,TYPE,SIZE,FSTYPE,MOUNTPOINTS,MODEL,SERIAL\r\nsmartctl -a \/dev\/sdX 2>\/dev\/null | sed -n '1,120p'\r\n\r\nNVMe\u306e\u5834\u5408: smartctl -a \/dev\/nvme0<\/pre>\r\n      <div style=\"margin-top:6px; font-size:12px; color:#6b7280; line-height:1.7; overflow-wrap:anywhere; max-width:100%;\">\r\n        \u6b21\u306e\u4e00\u624b\uff1a<strong>\u7a3c\u50cd\u3092\u6b62\u3081\u3066\u5fa9\u65e7\uff08\u8907\u88fd\/\u30a4\u30e1\u30fc\u30b8\uff09<\/strong> \u2192 \u30a4\u30e1\u30fc\u30b8\u306b\u5bfe\u3057\u3066\u5fa9\u65e7\u3002\u5a92\u4f53\u8d77\u56e0\u3067\u66f8\u304d\u8fbc\u307f\u3092\u7d9a\u3051\u308b\u307b\u3069\u8aad\u3081\u308b\u7bc4\u56f2\u304c\u6e1b\u308a\u3084\u3059\u3044\u3067\u3059\u3002\r\n      <\/div>\r\n\r\n      <div style=\"margin-top:10px; font-size:13px; color:#111827; line-height:1.6; overflow-wrap:anywhere; max-width:100%;\">\u30fb\u5bb9\u91cf\/ inode \u67af\u6e07\u3001\u30ed\u30b0\u80a5\u5927\u3001tmp \u903c\u8feb\uff08\u898b\u305f\u76ee\u306f\u969c\u5bb3\u306b\u898b\u3048\u308b\uff09<\/div>\r\n      <pre style=\"margin-top:6px; padding:10px; border-radius:3px; background:#111827; color:#ffffff; border:1px solid #0f172a; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\">df -hT\r\n\r\ndf -i\r\ndu -xhd1 \/var 2>\/dev\/null | sort -h\r\njournalctl --disk-usage\r\nfind \/var\/log -type f -printf '%s %p\\n' 2>\/dev\/null | sort -n | tail -n 10<\/pre>\r\n      <div style=\"margin-top:6px; font-size:12px; color:#6b7280; line-height:1.7; overflow-wrap:anywhere; max-width:100%;\">\r\n        \u6b21\u306e\u4e00\u624b\uff1a<strong>\u524a\u9664\u306f\u614e\u91cd\u306b<\/strong>\uff08\u8a3c\u62e0\u30fb\u76e3\u67fb\u30fb\u969c\u5bb3\u89e3\u6790\u306b\u3082\u5f71\u97ff\uff09\u2192\u80a5\u5927\u7b87\u6240\u3092\u7279\u5b9a\u2192\u9000\u907f\/\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u2192\u518d\u767a\u9632\u6b62\u3078\u3002\r\n      <\/div>\r\n\r\n      <div style=\"margin-top:10px; font-size:13px; color:#111827; line-height:1.6; overflow-wrap:anywhere; max-width:100%;\">\u30fb\u505c\u96fb\/\u5f37\u5236\u30ea\u30bb\u30c3\u30c8\u5f8c\u304b\u3089\u4e0d\u8abf\uff08\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u304c\u7d61\u3080\uff09<\/div>\r\n      <pre style=\"margin-top:6px; padding:10px; border-radius:3px; background:#111827; color:#ffffff; border:1px solid #0f172a; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\">dmesg -T | grep -iE 'EXT4-fs|orphan|recovery|journal' | tail -n 80\r\n\r\ntune2fs -l \/dev\/sdXN 2>\/dev\/null | grep -E 'Filesystem state|Last mount time|Last write time|Mount count|Check interval'\r\nblkid \/dev\/sdXN<\/pre>\r\n      <div style=\"margin-top:6px; font-size:12px; color:#6b7280; line-height:1.7; overflow-wrap:anywhere; max-width:100%;\">\r\n        \u6b21\u306e\u4e00\u624b\uff1a\u5fa9\u65e7\u51e6\u7406\u306e\u8d70\u308a\u65b9\u3092\u78ba\u8a8d\u2192<strong>\u30aa\u30d5\u30e9\u30a4\u30f3\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\uff08fsck\uff09\u306e\u8981\u5426\u3092\u5224\u65ad<\/strong>\uff08\u5bfe\u8c61\u30c7\u30d0\u30a4\u30b9\/\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u8aa4\u308b\u3068\u9577\u671f\u5316\uff09\u3002\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <div style=\"margin-top:12px; max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#f9fafb;\">\r\n      <div style=\"font-size:15px; font-weight:700; line-height:1.3; overflow-wrap:anywhere; max-width:100%;\">\r\n        <span style=\"display:inline-block; background:#2563eb; color:#ffffff; border-radius:3px; padding:2px 8px; margin-right:8px; overflow-wrap:anywhere; max-width:100%;\">3<\/span>\r\n        \u9078\u629e\u3084\u884c\u52d5\u3059\u308b\u524d\u306b\uff1a\u5f71\u97ff\u7bc4\u56f2\u30921\u5206\u3067\u78ba\u8a8d\uff08\u3084\u308a\u904e\u304e\u9632\u6b62\uff09\r\n      <\/div>\r\n      <div style=\"margin-top:6px; font-size:13px; color:#374151; line-height:1.6; overflow-wrap:anywhere; max-width:100%;\">\u3069\u306e\u30d7\u30ed\u30bb\u30b9\u30fb\u30b3\u30f3\u30c6\u30ca\u30fb\u5171\u6709\u5148\u304c\u4f7f\u3063\u3066\u3044\u308b\u304b\u3092\u898b\u3066\u304b\u3089\u3001\u5909\u66f4\u306e\u5927\u304d\u3055\u3092\u6c7a\u3081\u307e\u3059\u3002<\/div>\r\n      <pre style=\"margin-top:10px; padding:10px; border-radius:3px; background:#111827; color:#ffffff; border:1px solid #0f172a; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\"># \u5f71\u97ff\u306e\u5f53\u305f\u308a\u3092\u898b\u308b\uff08\u5bfe\u8c61\u30de\u30a6\u30f3\u30c8\u30dd\u30a4\u30f3\u30c8\u3092 \/mnt\/data \u306b\u7f6e\u304d\u63db\u3048\uff09\r\n\r\nfindmnt -T \/mnt\/data\r\nlsof +f -- \/mnt\/data 2>\/dev\/null | head -n 30\r\nfuser -vm \/mnt\/data 2>\/dev\/null\r\n\r\n\u30b3\u30f3\u30c6\u30ca\/\u4eee\u60f3\u5316\u304c\u7d61\u3080\u304b\uff08\u3042\u308b\u74b0\u5883\u3060\u3051\uff09\r\n\r\ndocker ps --format 'table {{.Names}}\\t{{.Status}}\\t{{.Mounts}}' 2>\/dev\/null | head -n 20\r\nsystemctl --no-pager --failed\r\n\r\n\u5171\u6709\/NFS\u306e\u6c17\u914d\r\n\r\nmount | grep -iE 'nfs|cifs|gluster|ceph'<\/pre>\r\n    <\/div>\r\n\r\n    <!-- \u6642\u9593\u304c\u4f38\u3073\u308b\u5178\u578b\uff08\u8ffd\u52a0\uff09 -->\r\n    <div style=\"margin-top:12px; max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#ffffff;\">\r\n      <div style=\"font-size:15px; font-weight:800; line-height:1.3; overflow-wrap:anywhere; max-width:100%;\">\u5fa9\u65e7\u6642\u9593\u304c\u4f38\u3073\u308b\u5178\u578b\u30d1\u30bf\u30fc\u30f3\uff08\u30bf\u30a4\u30c8\u30eb\u56de\u53ce\uff09<\/div>\r\n      <div style=\"margin-top:8px; font-size:13px; color:#374151; line-height:1.7; overflow-wrap:anywhere; max-width:100%;\">\r\n        \u30fb\u5a92\u4f53\u8d77\u56e0\uff08I\/O error \/ timeout \/ reset\uff09\uff1a\u8aad\u307f\u53d6\u308a\u901f\u5ea6\u304c\u843d\u3061\u3001\u8aad\u3081\u308b\u7bc4\u56f2\u304c\u7e2e\u3080<br\/>\r\n        \u30fbRAID\/LVM\/\u6697\u53f7\u5316\uff08LUKS\uff09\u914d\u4e0b\uff1a\u5c64\u304c\u5897\u3048\u308b\u307b\u3069\u5207\u308a\u5206\u3051\u3068\u624b\u623b\u308a\u304c\u5897\u3048\u308b<br\/>\r\n        \u30fbfsck \u3092\u6025\u3050\/\u5bfe\u8c61\u3092\u8aa4\u308b\uff1a\u623b\u305b\u306a\u3044\u6539\u5909\u3067\u9577\u671f\u5316\uff08\u6700\u60aa\u3001\u5fa9\u65e7\u96e3\u5ea6\u304c\u4e0a\u304c\u308b\uff09<br\/>\r\n        \u30fb\u5bb9\u91cf\/inode \u67af\u6e07\uff1a\u5fa9\u65e7\u3067\u306f\u306a\u304f\u904b\u7528\u554f\u984c\u3002\u539f\u56e0\u3092\u898b\u8aa4\u308b\u307b\u3069\u9060\u56de\u308a\u306b\u306a\u308b\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <div style=\"margin-top:12px; max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #f59e0b; border-radius:3px; padding:12px; background:#fff7ed;\">\r\n      <div style=\"font-size:15px; font-weight:800; line-height:1.3; overflow-wrap:anywhere; max-width:100%;\">\u5931\u6557\u3059\u308b\u3068\u3069\u3046\u306a\u308b\uff1f\uff08\u3084\u308a\u304c\u3061\u306a\u30df\u30b9\u3068\u8d77\u3053\u308a\u5f97\u308b\u7d50\u679c\uff09<\/div>\r\n      <div style=\"margin-top:8px; font-size:13px; color:#374151; line-height:1.7; overflow-wrap:anywhere; max-width:100%;\">\r\n        \u30fb\u30de\u30a6\u30f3\u30c8\u4e2d\u306b fsck \u3092\u304b\u3051\u3066\u3001\u7834\u640d\u304c\u9032\u3080\uff0f\u5dfb\u304d\u623b\u308a\u304c\u8d77\u304d\u308b<br\/>\r\n        \u30fb\u539f\u56e0\u304c\u5a92\u4f53\u306a\u306e\u306b\u66f8\u304d\u8fbc\u307f\u3092\u7d9a\u3051\u3066\u3001\u8aad\u3081\u308b\u7bc4\u56f2\u304c\u6e1b\u308b<br\/>\r\n        \u30fbrw \u3067\u7121\u7406\u306b\u5fa9\u5e30\u3057\u3066\u30ed\u30b0\/\u30b8\u30e3\u30fc\u30ca\u30eb\u7834\u7dbb\u3092\u62e1\u5927\u3057\u3001\u5fa9\u65e7\u96e3\u5ea6\u304c\u4e0a\u304c\u308b<br\/>\r\n        \u30fb\u518d\u8d77\u52d5\u3092\u9023\u6253\u3057\u3066\u75c7\u72b6\u3092\u60aa\u5316\u3055\u305b\u3001\u539f\u56e0\u30ed\u30b0\uff08\u6c7a\u5b9a\u6253\uff09\u3092\u5931\u3046<br\/>\r\n        \u30fb\u6a29\u9650\u3084\u30de\u30a6\u30f3\u30c8\u8a2d\u5b9a\u3092\u5e83\u3052\u3066\u3001\u60f3\u5b9a\u5916\u306e\u30b5\u30fc\u30d3\u30b9\u505c\u6b62\u3084\u76e3\u67fbNG\u306b\u7e4b\u304c\u308b<br\/>\r\n        \u30fb\u5fa9\u65e7\u306e\u524d\u6bb5\u60c5\u5831\uff08\u30ed\u30b0\/\u72b6\u614b\uff09\u3092\u53d6\u3089\u305a\u306b\u89e6\u3063\u3066\u3001\u5fa9\u65e7\u6642\u9593\u304c\u9577\u671f\u5316\u3059\u308b\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <div style=\"margin-top:12px; max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#ffffff;\">\r\n      <div style=\"font-size:15px; font-weight:800; line-height:1.3; overflow-wrap:anywhere; max-width:100%;\">\u8ff7\u3063\u305f\u3089\uff1a\u7121\u6599\u3067\u76f8\u8ac7\u3067\u304d\u307e\u3059<\/div>\r\n      <div style=\"margin-top:8px; font-size:13px; color:#374151; line-height:1.7; overflow-wrap:anywhere; max-width:100%;\">\u30fb\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30b3\u30f3\u30c6\u30ca\u3001\u672c\u756a\u30c7\u30fc\u30bf\u3001\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u3080\u5834\u5408\u306f\u3001\u7121\u7406\u306b\u6a29\u9650\u3092\u89e6\u308b\u524d\u306b\u76f8\u8ac7\u3059\u308b\u3068\u65e9\u304f\u53ce\u675f\u3057\u3084\u3059\u3044\u3067\u3059\u3002\u30ed\u30b0\u63a1\u53d6\u30d1\u30c3\u30af\uff08.tar.gz\uff09\u3092\u6dfb\u4ed8\u3067\u304d\u308b\u3068\u8a3a\u65ad\u304c\u4e00\u6c17\u306b\u9032\u307f\u307e\u3059\u3002<\/div>\r\n      <div style=\"margin-top:8px; font-size:12px; color:#6b7280; line-height:1.7; overflow-wrap:anywhere; max-width:100%;\">\r\n        \u30fb\u300cread-only remount\u300d\u3067\u6b62\u307e\u3063\u305f\u306e\u304b\u5224\u65ad\u3067\u8ff7\u3063\u305f\u3089\u3002<br\/>\r\n        \u30fbI\/O error \u304c\u6df7\u3056\u308b\u306e\u306b\u3001\u3069\u3053\u307e\u3067\u89e6\u3063\u3066\u3088\u3044\u304b\u8ff7\u3063\u305f\u3089\u3002<br\/>\r\n        \u30fbfsck \u306e\u5bfe\u8c61\u30c7\u30d0\u30a4\u30b9\u3084\u5b9f\u884c\u30bf\u30a4\u30df\u30f3\u30b0\u306e\u8a3a\u65ad\u304c\u3067\u304d\u306a\u3044\u3002<br\/>\r\n        \u30fbLVM\/RAID\/\u6697\u53f7\u5316\uff08LUKS\uff09\u914d\u4e0b\u3067\u3001\u5207\u308a\u5206\u3051\u9806\u304c\u6c7a\u3081\u304d\u308c\u306a\u3044\u3002<br\/>\r\n        \u30fbNFS\/CIFS\/\u30b3\u30f3\u30c6\u30ca\u306e\u3069\u308c\u304c\u5f71\u97ff\u5143\u304b\u8ff7\u3063\u305f\u3089\u3002<br\/>\r\n        \u30fb\u5fa9\u65e7\u512a\u5148\u304b\u3001\u696d\u52d9\u7d99\u7d9a\u512a\u5148\u304b\u306e\u7dda\u5f15\u304d\u3067\u8ff7\u3063\u305f\u3089\u3002<br\/>\r\n        \u30fb\u30ed\u30b0\u306f\u53d6\u308c\u305f\u304c\u3001\u5fa9\u65e7\u306b\u5fc5\u8981\u306a\u8ffd\u52a0\u60c5\u5831\u304c\u5206\u304b\u3089\u306a\u3044\u3002<br\/>\r\n        \u30fb\u4f5c\u696d\u6642\u9593\u304c\u4f38\u3073\u308b\u5146\u5019\uff08\u518d\u8d77\u52d5\u30eb\u30fc\u30d7\/\u9045\u5ef6\/\u518d\u540c\u671f\uff09\u3067\u8ff7\u3063\u305f\u3089\u3002\r\n      <\/div>\r\n\r\n      <div style=\"margin-top:12px; display:flex; flex-wrap:wrap; gap:10px; max-width:100%; box-sizing:border-box; overflow:visible;\">\r\n        <a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\" style=\"display:inline-block; text-decoration:none; background:#2563eb; color:#ffffff; padding:10px 12px; border-radius:3px; font-size:14px; font-weight:700; overflow-wrap:anywhere; max-width:100%;\">\u7121\u6599\u76f8\u8ac7\u30d5\u30a9\u30fc\u30e0<\/a>\r\n        <a href=\"tel:0120838831\" style=\"display:inline-block; text-decoration:none; background:#1e3a8a; color:#ffffff; padding:10px 12px; border-radius:3px; font-size:14px; font-weight:700; overflow-wrap:anywhere; max-width:100%;\">\u96fb\u8a71\u3067\u76f8\u8ac7\uff080120-838-831\uff09<\/a>\r\n        <a href=\"tel:0434224240\" style=\"display:inline-block; text-decoration:none; background:#0b1f4b; color:#ffffff; padding:10px 12px; border-radius:3px; font-size:14px; font-weight:700; overflow-wrap:anywhere; max-width:100%;\">\u6280\u8853\u8005\u76f4\u901a\uff08043-422-4240\uff09<\/a>\r\n      <\/div>\r\n\r\n      <div style=\"margin-top:10px; font-size:13px; color:#374151; line-height:1.7; overflow-wrap:anywhere; max-width:100%;\"><strong>\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u7121\u6599\u76f8\u8ac7<\/div>\r\n      <div style=\"margin-top:12px; font-size:150%; font-weight:800; color:#111827; line-height:1.3; overflow-wrap:anywhere; max-width:100%;\">\u6839\u672c\u7684\u306a\u89e3\u6c7a\u3068BCP\u5bfe\u7b56\u306f\u4ee5\u4e0b\u672c\u6587\u3078\u3002<\/div>\r\n    <\/div>\r\n\r\n  <\/div>\r\n<\/section>\r\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-30ee4ed elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"30ee4ed\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f05738e\" data-id=\"f05738e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-84ad328 elementor-widget elementor-widget-html\" data-id=\"84ad328\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div style=\"margin:0; padding:30pt; background-color:#EEEEEE;\"> <p style=\"margin:0 0 8px 0; font-size:1.2em;\"><strong>\u3082\u304f\u3058<\/strong><\/p> <ul style=\"list-style-type:none; padding-left:0; margin:0;\"> <li style=\"margin:40px 0;\"><a href=\"#sec01\">\u7b2c1\u7ae0\uff1a\u305d\u306e\u300cfsck\u4e00\u767a\u300d\u306f\u672c\u5f53\u306b\u6b63\u89e3\uff1f\u2015\u2015\u73fe\u5834\u304c\u62b1\u3048\u308bExt4\u969c\u5bb3\u306e\u201c\u6016\u3055\u201d\u304b\u3089\u59cb\u3081\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec02\">\u7b2c2\u7ae0\uff1aExt4\u306f\u4f55\u3092\u5b88\u3063\u3066\u3044\u308b\u306e\u304b\u2015\u2015\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\u3068\u30e1\u30bf\u30c7\u30fc\u30bf\u306e\u57fa\u672c\u3092\u62bc\u3055\u3048\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec03\">\u7b2c3\u7ae0\uff1a\u969c\u5bb3\u306e\u898b\u3048\u65b9\u306f\u3060\u3044\u305f\u30443\u7cfb\u7d71\u2015\u2015\u300c\u8ad6\u7406\u7834\u640d\u300d\u300cI\/O\u52a3\u5316\u300d\u300c\u69cb\u6210\u7531\u6765\uff08RAID\/LVM\uff09\u300d<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec04\">\u7b2c4\u7ae0\uff1a\u6700\u521d\u306e10\u5206\u3067\u6c7a\u307e\u308b\u2015\u2015\u30ed\u30b0\u63a1\u53d6\u30fb\u30de\u30a6\u30f3\u30c8\u65b9\u91dd\uff08read-only\uff09\u30fb\u5f71\u97ff\u7bc4\u56f2\u306e\u5207\u308a\u5206\u3051<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec05\">\u7b2c5\u7ae0\uff1aI\/O\u30a8\u30e9\u30fc\u304c\u898b\u3048\u305f\u3089\u201c\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u201d\u306e\u524d\u306b\u3084\u308b\u3053\u3068\u2015\u2015\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u3068\u4fdd\u5168\uff08\u6642\u9593\u3092\u8cb7\u3046\uff09<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec06\">\u7b2c6\u7ae0\uff1ae2fsck\u3092\u5b89\u5168\u306b\u4f7f\u3044\u5206\u3051\u308b\u2015\u2015-n\u304b\u3089\u59cb\u3081\u308b\u691c\u8a3c\u3001-b\uff08\u4ee3\u66ff\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\uff09\u307e\u3067<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec07\">\u7b2c7\u7ae0\uff1a\u30b8\u30e3\u30fc\u30ca\u30eb\u3092\u5473\u65b9\u306b\u3059\u308b\uff0f\u6575\u306b\u3057\u306a\u3044\u2015\u2015\u30ea\u30d7\u30ec\u30a4\u306e\u610f\u5473\u3068\u300c\u3084\u3063\u3066\u826f\u3044\u5c40\u9762\u30fb\u60aa\u3044\u5c40\u9762\u300d<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec08\">\u7b2c8\u7ae0\uff1a\u30d5\u30a1\u30a4\u30eb\u5358\u4f4d\u306e\u30b5\u30eb\u30d9\u30fc\u30b8\u624b\u6bb5\u2015\u2015extundelete \/ debugfs \/ TestDisk\u30fbPhotoRec\u306e\u73fe\u5b9f\u89e3<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec09\">\u7b2c9\u7ae0\uff1a\u5fa9\u65e7\u306b\u201c\u4f55\u6642\u9593\u304b\u304b\u308b\u304b\u201d\u3092\u8aac\u660e\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u2015\u2015\u901f\u5ea6\u30fb\u30a8\u30e9\u30fc\u7387\u30fb\u624b\u9806\u3067\u898b\u7a4d\u3082\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec10\">\u7b2c10\u7ae0\uff1a\u5e30\u7d50\u2015\u2015\u300c\u5fa9\u65e7\u3067\u304d\u308b\/\u3067\u304d\u306a\u3044\u300d\u3088\u308a\u91cd\u8981\u306a\u8a2d\u8a08\u5224\u65ad\uff08\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u76e3\u8996\u3001\u904b\u7528\u30eb\u30fc\u30eb\uff09<\/a><\/li> <\/ul> <\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b71555e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b71555e\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ba755b9\" data-id=\"ba755b9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c8336b8 elementor-widget elementor-widget-html\" data-id=\"c8336b8\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<p><strong>\u3010\u6ce8\u610f\u66f8\u304d\u3011<\/strong>\u672c\u8a18\u4e8b\u306f\u3001Linux\u306eExt4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u306b\u95a2\u3059\u308b\u4e00\u822c\u7684\u306a\u60c5\u5831\u63d0\u4f9b\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u307e\u3059\u3002\u5b9f\u969b\u306e\u5fa9\u65e7\u53ef\u5426\u3084\u6700\u9069\u624b\u9806\u306f\u3001\u969c\u5bb3\u539f\u56e0\uff08\u8ad6\u7406\u7834\u640d\uff0f\u7269\u7406I\/O\u52a3\u5316\uff0fRAID\u30fbLVM\u7b49\u306e\u69cb\u6210\u8981\u56e0\uff09\u3001\u30c7\u30a3\u30b9\u30af\u72b6\u614b\u3001\u30ed\u30b0\u306e\u5185\u5bb9\u3001\u505c\u6b62\u3067\u304d\u308b\u6642\u9593\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u6709\u7121\u306a\u3069\u3067\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002\u8aa4\u3063\u305f\u64cd\u4f5c\uff08\u5b89\u6613\u306afsck\u5b9f\u884c\u3084\u66f8\u304d\u8fbc\u307f\u7d99\u7d9a\u306a\u3069\uff09\u306f\u640d\u50b7\u3092\u62e1\u5927\u3057\u3001\u5fa9\u65e7\u96e3\u5ea6\u3068\u30b3\u30b9\u30c8\u3092\u6025\u5897\u3055\u305b\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u500b\u5225\u6848\u4ef6\u306e\u5224\u65ad\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u3078\u3054\u76f8\u8ac7\u304f\u3060\u3055\u3044\u3002<\/p>\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec01\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u305d\u306e\u300cfsck\u4e00\u767a\u300d\u306f\u672c\u5f53\u306b\u6b63\u89e3\uff1f\u2015\u2015\u73fe\u5834\u304c\u62b1\u3048\u308bExt4\u969c\u5bb3\u306e\u201c\u6016\u3055\u201d\u304b\u3089\u59cb\u3081\u308b<\/h2> <p>\u300c\u307e\u305f\u30b9\u30c8\u30ec\u30fc\u30b8\u304b\u2026\u300d\u300c\u4eca\u3053\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067\uff1f\u300d\u2015\u2015\u969c\u5bb3\u304c\u8d77\u304d\u308b\u77ac\u9593\u3063\u3066\u3001\u3060\u3044\u305f\u3044\u6700\u60aa\u306e\u5fd9\u3057\u3055\u306e\u4e2d\u3067\u3059\u3088\u306d\u3002Ext4\u306e\u969c\u5bb3\u306f\u201c\u76f4\u305b\u305d\u3046\u306b\u898b\u3048\u308b\u201d\u306e\u304c\u5384\u4ecb\u3067\u3059\u3002\u30ed\u30b0\u306bEXT4-fs error\u304c\u51fa\u3066\u3044\u308b\u3001\u30de\u30a6\u30f3\u30c8\u304cread-only\u306b\u843d\u3061\u305f\u3001I\/O error\u304c\u6df7\u3058\u308b\u3002\u3053\u3046\u3044\u3046\u72b6\u6cc1\u3067\u3001\u3064\u3044\u300cfsck\u3092\u56de\u3057\u3066\u76f4\u3059\u304b\u300d\u3068\u8003\u3048\u304c\u3061\u3067\u3059\u304c\u3001\u3053\u3053\u304c\u6700\u521d\u306e\u5206\u5c90\u3067\u3059\u3002<\/p> <p>Ext4\u306e\u969c\u5bb3\u306f\u5927\u304d\u304f\u5206\u3051\u308b\u3068\u3001(1)\u8ad6\u7406\u7834\u640d\uff08\u30e1\u30bf\u30c7\u30fc\u30bf\u4e0d\u6574\u5408\uff09\u3001(2)\u7269\u7406I\/O\u306e\u52a3\u5316\uff08\u8aad\u307f\u66f8\u304d\u305d\u306e\u3082\u306e\u304c\u5371\u967a\uff09\u3001(3)\u69cb\u6210\u7531\u6765\uff08RAID\/LVM\/\u4eee\u60f3\u5316\/\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\uff09\u306e3\u7cfb\u7d71\u304c\u7d61\u307f\u307e\u3059\u3002\u898b\u305f\u76ee\u304c\u4f3c\u3066\u3044\u3066\u3082\u201c\u6b63\u89e3\u306e\u521d\u52d5\u201d\u304c\u9055\u3044\u307e\u3059\u3002fsck\u306f\u5f37\u529b\u3067\u3059\u304c\u3001\u5f37\u529b\u3060\u304b\u3089\u3053\u305d\u300c\u539f\u56e0\u304cI\/O\u52a3\u5316\u3060\u3063\u305f\u5834\u5408\u300d\u306b\u60aa\u5316\u3055\u305b\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u8aad\u3081\u3066\u3044\u305f\u3082\u306e\u304c\u8aad\u3081\u306a\u304f\u306a\u308b\u3001\u518d\u914d\u7f6e\u3084\u518d\u66f8\u304d\u8fbc\u307f\u3067\u75d5\u8de1\u304c\u6d88\u3048\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u304c\u73fe\u5b9f\u306b\u8d77\u304d\u307e\u3059\u3002<\/p> <hr> <h3>\u5fc3\u306e\u4f1a\u8a71\uff1a\u73fe\u5834\u306e\u672c\u97f3\u306f\u300c\u6b62\u3081\u305f\u304f\u306a\u3044\u300d<\/h3> <p>\u300c\u6b62\u3081\u305f\u3089\u6012\u3089\u308c\u308b\u300d\u300c\u6b62\u3081\u306a\u3044\u3068\u58ca\u308c\u308b\u300d\u2015\u2015\u3053\u306e\u677f\u631f\u307f\u304c\u3001\u5fa9\u65e7\u73fe\u5834\u306e\u4e00\u756a\u3057\u3093\u3069\u3044\u3068\u3053\u308d\u3067\u3059\u3002\u7279\u306b\u30ec\u30ac\u30b7\u30fc\u74b0\u5883\u3060\u3068\u3001\u30b5\u30fc\u30d3\u30b9\u505c\u6b62\uff1d\u58f2\u4e0a\u30fb\u696d\u52d9\u505c\u6b62\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002\u3060\u304b\u3089\u201c\u4eca\u3059\u3050\u76f4\u3059\u201d\u65b9\u5411\u306b\u5bc4\u308a\u3084\u3059\u3044\u3002\u3067\u3082Ext4\u969c\u5bb3\u3067\u306f\u3001\u307e\u305a\u300c\u3053\u308c\u4ee5\u4e0a\u58ca\u3055\u306a\u3044\u300d\u65b9\u91dd\u304c\u7d50\u679c\u7684\u306b\u6700\u77ed\u30eb\u30fc\u30c8\u306b\u306a\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/p> <h3>\u3053\u306e\u7ae0\u306e\u7d50\u8ad6\uff1a\u6700\u521d\u306b\u6c7a\u3081\u308b\u306e\u306f\u300c\u4fee\u5fa9\u300d\u3067\u306f\u306a\u304f\u300c\u4fdd\u5168\u300d<\/h3> <p>\u3044\u304d\u306a\u308a\u4fee\u5fa9\u306b\u98db\u3073\u8fbc\u3080\u306e\u3067\u306f\u306a\u304f\u3001(a)\u66f8\u304d\u8fbc\u307f\u505c\u6b62\uff08\u307e\u305f\u306f\u6700\u5c0f\u5316\uff09\u3001(b)\u30ed\u30b0\u3068\u72b6\u614b\u306e\u78ba\u4fdd\u3001(c)\u5f71\u97ff\u7bc4\u56f2\u306e\u5207\u308a\u5206\u3051\u3001(d)\u5fc5\u8981\u306a\u3089\u30c7\u30a3\u30b9\u30af\u30a4\u30e1\u30fc\u30b8\u53d6\u5f97\u2015\u2015\u3053\u306e\u9806\u306b\u300c\u6642\u9593\u3092\u8cb7\u3046\u300d\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u5fa9\u65e7\u306f\u201c\u6280\u8853\u201d\u3067\u3042\u308a\u3064\u3064\u3001\u201c\u5224\u65ad\u201d\u3067\u3082\u3042\u308a\u307e\u3059\u3002\u5224\u65ad\u6750\u6599\u304c\u306a\u3044\u72b6\u614b\u3067\u306efsck\u306f\u3001\u5f53\u305f\u308a\u5916\u308c\u304c\u5927\u304d\u3044\u8ced\u3051\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <p>\u4ee5\u964d\u306e\u7ae0\u3067\u306f\u3001Ext4\u304c\u4f55\u3092\u3069\u3046\u5b88\u3063\u3066\u3044\u308b\u306e\u304b\u3092\u62bc\u3055\u3048\u305f\u4e0a\u3067\u3001\u969c\u5bb3\u30bf\u30a4\u30d7\u5225\u306b\u521d\u52d5\u3068\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u3092\u3001\u6642\u9593\u898b\u7a4d\u3082\u308a\u307e\u3067\u4e00\u672c\u306e\u7dda\u3067\u3064\u306a\u3052\u3066\u3044\u304d\u307e\u3059\u3002<\/p> \r\n\r\n<p>\u3000<\/p> <a id=\"sec02\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">Ext4\u306f\u4f55\u3092\u5b88\u3063\u3066\u3044\u308b\u306e\u304b\u2015\u2015\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\u3068\u30e1\u30bf\u30c7\u30fc\u30bf\u306e\u57fa\u672c\u3092\u62bc\u3055\u3048\u308b<\/h2> <p>Ext4\u306e\u5fa9\u65e7\u3092\u201c\u8179\u843d\u3061\u201d\u3055\u305b\u308b\u8fd1\u9053\u306f\u3001\u69cb\u9020\u3092\u3056\u3063\u304f\u308a\u63b4\u3080\u3053\u3068\u3067\u3059\u3002Ext4\u306f\u300c\u30c7\u30fc\u30bf\u672c\u4f53\uff08\u30d5\u30a1\u30a4\u30eb\u306e\u4e2d\u8eab\uff09\u300d\u3068\u300c\u30e1\u30bf\u30c7\u30fc\u30bf\uff08\u3069\u3053\u306b\u4f55\u304c\u3042\u308b\u304b\uff09\u300d\u3067\u6210\u308a\u7acb\u3061\u307e\u3059\u3002\u30e1\u30bf\u30c7\u30fc\u30bf\u306e\u4ee3\u8868\u306f\u3001\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u3001\u30b0\u30eb\u30fc\u30d7\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30bf\u3001inode\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30a8\u30f3\u30c8\u30ea\u3001\u30d3\u30c3\u30c8\u30de\u30c3\u30d7\uff08\u30d6\u30ed\u30c3\u30af\/ inode\u306e\u4f7f\u7528\u72b6\u6cc1\uff09\u306a\u3069\u3067\u3059\u3002\u969c\u5bb3\u6642\u306b\u58ca\u308c\u3084\u3059\u3044\u306e\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3053\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u5074\u3067\u3059\u3002<\/p> <hr> <h3>\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\uff08JBD2\uff09\u306e\u610f\u5473\uff1a\u58ca\u308c\u306b\u304f\u304f\u3059\u308b\u304c\u3001\u4e07\u80fd\u3067\u306f\u306a\u3044<\/h3> <p>Ext4\u306f\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\uff08JBD2\uff09\u306b\u3088\u308a\u3001\u66f4\u65b0\u9014\u4e2d\u3067\u96fb\u6e90\u65ad\u3084\u30af\u30e9\u30c3\u30b7\u30e5\u304c\u8d77\u304d\u3066\u3082\u3001\u6574\u5408\u6027\u3092\u53d6\u308a\u623b\u3057\u3084\u3059\u304f\u3057\u3066\u3044\u307e\u3059\u3002\u5178\u578b\u4f8b\u306f\u300c\u505c\u96fb\u5f8c\u306b\u30de\u30a6\u30f3\u30c8\u3067\u304d\u308b\uff0ffsck\u3067\u76f4\u308b\u300d\u7cfb\u306e\u969c\u5bb3\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u306f\u201c\u66f4\u65b0\u306e\u8a18\u9332\u201d\u3067\u3042\u3063\u3066\u201c\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u201d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u7269\u7406I\/O\u304c\u4e0d\u5b89\u5b9a\u306a\u30c7\u30a3\u30b9\u30af\u4e0a\u3067\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u306e\u8aad\u307f\u66f8\u304d\u81ea\u4f53\u304c\u5931\u6557\u3059\u308b\u3068\u3001\u6574\u5408\u6027\u56de\u5fa9\u304c\u3046\u307e\u304f\u3044\u304b\u306a\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <h3>\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u3068\u4ee3\u66ff\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\uff1a\u5fa9\u65e7\u306e\u5165\u53e3\u306b\u306a\u308b<\/h3> <p>Ext4\u306b\u306f\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u60c5\u5831\uff08\u30b5\u30a4\u30ba\u3001\u6a5f\u80fd\u30d5\u30e9\u30b0\u3001inode\u6570\u306a\u3069\uff09\u3092\u6301\u3064\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u304c\u3042\u308a\u3001\u7834\u640d\u3059\u308b\u3068\u30de\u30a6\u30f3\u30c8\u3067\u304d\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001Ext\u7cfb\u306f\u4ee3\u66ff\uff08\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff09\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u3092\u8907\u6570\u6301\u3066\u308b\u8a2d\u8a08\u3067\u3059\u3002\u3053\u306e\u305f\u3081\u300c\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u7834\u640d\u300d\u3067\u3082\u5fa9\u65e7\u306e\u7cf8\u53e3\u304c\u6b8b\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002e2fsck\u3067-b\u3092\u4f7f\u3046\u201c\u3042\u306e\u624b\u201d\u306f\u3001\u3053\u3046\u3057\u305f\u8a2d\u8a08\u306b\u57fa\u3065\u304d\u307e\u3059\u3002<\/p> <h3>inode\u3068\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\uff1a\u30d5\u30a1\u30a4\u30eb\u304c\u201c\u6d88\u3048\u305f\u3088\u3046\u306b\u898b\u3048\u308b\u201d\u7406\u7531<\/h3> <p>\u30d5\u30a1\u30a4\u30eb\u306e\u4e2d\u8eab\u304c\u30c7\u30a3\u30b9\u30af\u4e0a\u306b\u6b8b\u3063\u3066\u3044\u3066\u3082\u3001inode\u3084\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30a8\u30f3\u30c8\u30ea\u304c\u58ca\u308c\u308b\u3068\u300c\u30d5\u30a1\u30a4\u30eb\u304c\u6d88\u3048\u305f\u300d\u3088\u3046\u306b\u898b\u3048\u307e\u3059\u3002\u9006\u306b\u8a00\u3048\u3070\u3001inode\u60c5\u5831\u3084\u30ea\u30f3\u30af\u95a2\u4fc2\u3092\u8fbf\u308c\u308c\u3070\u3001\u5185\u5bb9\u3092\u6551\u3044\u51fa\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002extundelete\u3084debugfs\u306a\u3069\u306e\u30c4\u30fc\u30eb\u306f\u3001\u3053\u3053\u3092\u7a81\u3044\u3066\u201c\u898b\u3048\u306a\u304f\u306a\u3063\u305f\u30d5\u30a1\u30a4\u30eb\u201d\u3092\u62fe\u304a\u3046\u3068\u3057\u307e\u3059\u3002<\/p> <hr> <h3>\u3053\u306e\u7ae0\u306e\u7d50\u8ad6\uff1a\u5fa9\u65e7\u306f\u300c\u3069\u306e\u5c64\u304c\u58ca\u308c\u305f\u304b\u300d\u3092\u5f53\u3066\u308b\u30b2\u30fc\u30e0<\/h3> <p>Ext4\u5fa9\u65e7\u306e\u672c\u8cea\u306f\u3001(1)\u7269\u7406I\/O\u304c\u5b89\u5168\u304b\u3001(2)\u30e1\u30bf\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u304c\u5d29\u308c\u3066\u3044\u308b\u306e\u304b\u3001(3)\u305d\u306e\u5d29\u308c\u306f\u3069\u306e\u5c64\u304b\u2015\u2015\u3092\u898b\u7acb\u3066\u3066\u3001\u6700\u5c0f\u306e\u5909\u66f4\u3067\u6700\u5927\u306e\u60c5\u5831\u3092\u56de\u53ce\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u4ee5\u964d\u306f\u3001\u969c\u5bb3\u304c\u3069\u306e\u7cfb\u7d71\u306b\u8fd1\u3044\u304b\u3092\u201c\u898b\u3048\u65b9\u201d\u3067\u5207\u308a\u5206\u3051\u308b\u65b9\u6cd5\u304b\u3089\u5165\u308a\u307e\u3059\u3002<\/p> \r\n\r\n<p>\u3000<\/p> <a id=\"sec03\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u969c\u5bb3\u306e\u898b\u3048\u65b9\u306f\u3060\u3044\u305f\u30443\u7cfb\u7d71\u2015\u2015\u300c\u8ad6\u7406\u7834\u640d\u300d\u300cI\/O\u52a3\u5316\u300d\u300c\u69cb\u6210\u7531\u6765\uff08RAID\/LVM\uff09\u300d<\/h2> <p>Ext4\u969c\u5bb3\u3068\u4e00\u53e3\u306b\u8a00\u3063\u3066\u3082\u3001\u73fe\u5834\u3067\u306e\u201c\u898b\u3048\u65b9\u201d\u306f\u5927\u304d\u304f3\u7cfb\u7d71\u306b\u5206\u304b\u308c\u307e\u3059\u3002\u3053\u3053\u3092\u5916\u3059\u3068\u3001\u540c\u3058\u30b3\u30de\u30f3\u30c9\u3067\u3082\u7d50\u679c\u304c\u771f\u9006\u306b\u306a\u308a\u307e\u3059\u3002\u3068\u304f\u306b\u6016\u3044\u306e\u306f\u3001I\/O\u52a3\u5316\u3092\u8ad6\u7406\u7834\u640d\u3060\u3068\u601d\u3044\u8fbc\u3093\u3067fsck\u3092\u56de\u3059\u30b1\u30fc\u30b9\u3067\u3059\u3002\u30c7\u30a3\u30b9\u30af\u306b\u8ffd\u52a0\u306e\u8ca0\u8377\u3068\u66f8\u304d\u8fbc\u307f\u304c\u767a\u751f\u3057\u3001\u72b6\u6cc1\u304c\u96ea\u5d29\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%;\"> <tr> <th style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u7cfb\u7d71<\/th> <th style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u3088\u304f\u3042\u308b\u5146\u5019\uff08\u4f8b\uff09<\/th> <th style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u307e\u305a\u3084\u308b\u3079\u304d\u65b9\u91dd<\/th> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u8ad6\u7406\u7834\u640d<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u7a81\u7136\u306e\u96fb\u6e90\u65ad\u5f8c\u306b\u30de\u30a6\u30f3\u30c8\u4e0d\u53ef\u3001EXT4-fs warning\/error\u3001fsck\u8981\u6c42\u3001I\/O error\u306f\u5c11\u306a\u3044<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u307e\u305a\u306fread-only\u3067\u72b6\u614b\u78ba\u8a8d\u3001e2fsck\u306f-n\uff08\u5909\u66f4\u306a\u3057\uff09\u3067\u691c\u8a3c\u3001\u614e\u91cd\u306b\u4fee\u5fa9\u8a08\u753b<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">I\/O\u52a3\u5316<\/td> <td style=\"border:1px solid #999; padding:8px;\">Buffer I\/O error\u3001blk_update_request\u3001\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3001SMART\u8b66\u544a\u3001\u8aad\u307f\u53d6\u308a\u901f\u5ea6\u4f4e\u4e0b<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u4fee\u5fa9\u3088\u308a\u5148\u306b\u4fdd\u5168\uff08\u30a4\u30e1\u30fc\u30b8\u53d6\u5f97\uff09\u3092\u691c\u8a0e\u3001\u66f8\u304d\u8fbc\u307f\u3092\u6b62\u3081\u3001\u8ca0\u8377\u3092\u4e0b\u3052\u308b<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u69cb\u6210\u7531\u6765<\/td> <td style=\"border:1px solid #999; padding:8px;\">RAID\u306edegraded\u3001\u518d\u540c\u671f\u4e2d\u3001LVM\u30b9\u30ca\u30c3\u30d7\u67af\u6e07\u3001\u4eee\u60f3\u5316\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u9045\u5ef6<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u4e0a\u4f4d\u5c64\uff08mdadm\/LVM\/\u30b9\u30c8\u30ec\u30fc\u30b8\uff09\u304b\u3089\u6574\u5408\u3092\u78ba\u8a8d\u3057\u3001\u6b63\u3057\u3044\u201c\u5143\u30c7\u30d0\u30a4\u30b9\u201d\u3092\u78ba\u5b9a<\/td> <\/tr> <\/table> <hr> <h3>\u30ed\u30b0\u306e\u898b\u3069\u3053\u308d\uff1a\u540c\u3058\u300c\u30a8\u30e9\u30fc\u300d\u3067\u3082\u610f\u5473\u304c\u9055\u3046<\/h3> <p>\u305f\u3068\u3048\u3070EXT4-fs error\u306f\u3001Ext4\u304c\u30e1\u30bf\u30c7\u30fc\u30bf\u77db\u76fe\u3092\u691c\u77e5\u3057\u305f\u30b5\u30a4\u30f3\u3067\u3059\u3002\u4e00\u65b9\u3067Buffer I\/O error\u3084\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u306f\u3001\u30d6\u30ed\u30c3\u30af\u30c7\u30d0\u30a4\u30b9\u5c64\u3067\u306e\u8aad\u307f\u66f8\u304d\u5931\u6557\u3092\u793a\u3057\u307e\u3059\u3002\u4e21\u65b9\u304c\u51fa\u308b\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u5834\u5408\u306f\u300c\u8ad6\u7406\u7834\u640d\u304c\u539f\u56e0\u300d\u3068\u3044\u3046\u3088\u308a\u300cI\/O\u5931\u6557\u304c\u5f15\u304d\u91d1\u3067\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u58ca\u308c\u3066\u3044\u3063\u305f\u300d\u3068\u898b\u308b\u65b9\u304c\u5b89\u5168\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u4fee\u5fa9\u3088\u308a\u4fdd\u5168\u304c\u512a\u5148\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <h3>\u201c\u69cb\u6210\u7531\u6765\u201d\u306e\u7f60\uff1a\u6b63\u3057\u3044\u5bfe\u8c61\u3092\u9593\u9055\u3048\u308b\u3068\u5fa9\u65e7\u304c\u7834\u7dbb\u3059\u308b<\/h3> <p>RAID\uff08mdadm\uff09\u3084\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2RAID\u3001LVM\u3001\u6697\u53f7\u5316\uff08LUKS\uff09\u306a\u3069\u304c\u631f\u307e\u3063\u3066\u3044\u308b\u5834\u5408\u3001\u300c\u3069\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u5bfe\u3057\u3066\u300d\u8a3a\u65ad\u30fb\u4fee\u5fa9\u3059\u308b\u304b\u304c\u6700\u91cd\u8981\u3067\u3059\u3002\u305f\u3068\u3048\u3070degraded\u72b6\u614b\u306eRAID\u3067\u518d\u540c\u671f\u3092\u8d70\u3089\u305b\u308b\u3068\u3001\u6b8b\u3063\u3066\u3044\u308b\u826f\u30c7\u30fc\u30bf\u3092\u4e0a\u66f8\u304d\u3059\u308b\u65b9\u5411\u306b\u9032\u3080\u3053\u3068\u304c\u3042\u308a\u307e\u3059\uff08\u3069\u3061\u3089\u304c\u6b63\u3057\u3044\u304b\u78ba\u5b9a\u3067\u304d\u306a\u3044\u72b6\u614b\u3067\u306e\u518d\u69cb\u7bc9\u306f\u5371\u967a\u3067\u3059\uff09\u3002\u69cb\u6210\u304c\u7d61\u3080\u3068\u3001Ext4\u306e\u8a71\u306e\u524d\u306b\u201c\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u6b63\u4f53\u201d\u3092\u78ba\u5b9a\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u3053\u306e\u7ae0\u306e\u7d50\u8ad6\uff1a\u307e\u305a\u5206\u985e\u3001\u6b21\u306b\u624b\u9806\u3002\u9006\u306b\u3059\u308b\u3068\u4e8b\u6545\u308b<\/h3> <p>\u300c\u4f55\u304c\u58ca\u308c\u3066\u3044\u308b\u304b\u300d\u3092\u8352\u304f\u3067\u3082\u5206\u985e\u3067\u304d\u308b\u3068\u3001\u521d\u52d5\u306e\u30df\u30b9\u304c\u6fc0\u6e1b\u3057\u307e\u3059\u3002\u4ee5\u964d\u306e\u7ae0\u3067\u306f\u3001\u6700\u521d\u306e10\u5206\u3067\u53d6\u308b\u3079\u304d\u884c\u52d5\uff08\u30ed\u30b0\u63a1\u53d6\u3001read-only\u65b9\u91dd\u3001\u5f71\u97ff\u7bc4\u56f2\u306e\u5207\u308a\u5206\u3051\uff09\u3092\u3001\u5177\u4f53\u4f8b\u8fbc\u307f\u3067\u6574\u7406\u3057\u307e\u3059\u3002<\/p> \r\n\r\n<p>\u3000<\/p> <a id=\"sec04\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u6700\u521d\u306e10\u5206\u3067\u6c7a\u307e\u308b\u2015\u2015\u30ed\u30b0\u63a1\u53d6\u30fb\u30de\u30a6\u30f3\u30c8\u65b9\u91dd\uff08read-only\uff09\u30fb\u5f71\u97ff\u7bc4\u56f2\u306e\u5207\u308a\u5206\u3051<\/h2> <p>Ext4\u969c\u5bb3\u5bfe\u5fdc\u3067\u6700\u521d\u306b\u3084\u308b\u3079\u304d\u3053\u3068\u306f\u3001\u300c\u76f4\u3059\u300d\u3067\u306f\u306a\u304f\u300c\u72b6\u6cc1\u3092\u56fa\u5b9a\u3057\u3066\u3001\u5224\u65ad\u6750\u6599\u3092\u96c6\u3081\u308b\u300d\u3067\u3059\u3002\u3053\u3053\u3067\u306e\u30dd\u30a4\u30f3\u30c8\u306f2\u3064\u3042\u308a\u307e\u3059\u3002(1)\u66f8\u304d\u8fbc\u307f\u3092\u6b62\u3081\u308b\uff08\u640d\u50b7\u62e1\u5927\u306e\u9632\u6b62\uff09\u3001(2)\u5f8c\u304b\u3089\u691c\u8a3c\u3067\u304d\u308b\u8a3c\u62e0\uff08\u30ed\u30b0\u30fb\u72b6\u614b\uff09\u3092\u6b8b\u3059\uff08\u8aac\u660e\u8cac\u4efb\u3068\u518d\u73fe\u6027\uff09\u3002\u3053\u306e2\u3064\u304c\u63c3\u3046\u3068\u3001\u5fa9\u65e7\u306e\u6210\u529f\u7387\u3068\u3001\u5fa9\u65e7\u6642\u9593\u306e\u898b\u7a4d\u3082\u308a\u7cbe\u5ea6\u304c\u4e0a\u304c\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u307e\u305a\u306f\u201c\u66f8\u304b\u306a\u3044\u201d\uff1aread-only\u306e\u5fb9\u5e95<\/h3> <p>\u53ef\u80fd\u306a\u3089\u30b5\u30fc\u30d3\u30b9\u3092\u6b62\u3081\u3001\u8a72\u5f53\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3092\u30a2\u30f3\u30de\u30a6\u30f3\u30c8\u3057\u307e\u3059\u3002\u6b62\u3081\u3089\u308c\u306a\u3044\u5834\u5408\u3067\u3082\u3001\u5c11\u306a\u304f\u3068\u3082\u5bfe\u8c61\u3092read-only\u3067\u6271\u3046\u8a2d\u8a08\u306b\u5bc4\u305b\u307e\u3059\u3002\u5178\u578b\u7684\u306b\u306f\u3001(a)\u7dca\u6025\u9000\u907f\u7528\u306e\u5225\u9818\u57df\u3092\u7528\u610f\u3059\u308b\u3001(b)\u30ed\u30b0\u63a1\u53d6\u3068\u30c0\u30f3\u30d7\u3092\u5148\u306b\u53d6\u308b\u3001(c)\u3084\u3080\u3092\u5f97\u305a\u30de\u30a6\u30f3\u30c8\u3059\u308b\u306a\u3089\u300c\u8aad\u307f\u53d6\u308a\u5c02\u7528\u300d\u3067\u3001\u3068\u3044\u3046\u9806\u5e8f\u3067\u3059\u3002\u969c\u5bb3\u4e2d\u306b\u66f8\u304d\u8fbc\u307f\u304c\u7d9a\u304f\u3068\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u3084\u30d3\u30c3\u30c8\u30de\u30c3\u30d7\u3001inode\u5468\u308a\u304c\u8ffd\u52a0\u3067\u5909\u5316\u3057\u3001\u5fa9\u65e7\u5bfe\u8c61\u304c\u52d5\u3044\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p> <h3>\u30ed\u30b0\u63a1\u53d6\uff1admesg\/journalctl\u3067\u201c\u3044\u3064\u304b\u3089\u4f55\u304c\u8d77\u304d\u305f\u304b\u201d\u3092\u53d6\u308b<\/h3> <p>\u6700\u4f4e\u9650\u3001\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\uff08dmesg\uff09\u3068systemd\u74b0\u5883\u306a\u3089journalctl\uff08\u7279\u306b\u8a72\u5f53\u671f\u9593\uff09\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002\u30b9\u30c8\u30ec\u30fc\u30b8\u5c64\u306e\u30a8\u30e9\u30fc\uff08\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3001\u30ea\u30c8\u30e9\u30a4\u3001reset\uff09\u3068\u3001Ext4\u5c64\u306e\u30a8\u30e9\u30fc\uff08EXT4-fs error\/warning\uff09\u306e\u4e21\u65b9\u304c\u51fa\u3066\u3044\u308b\u304b\u304c\u5206\u5c90\u70b9\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u30de\u30a6\u30f3\u30c8\u304cread-only\u306b\u5207\u308a\u66ff\u308f\u3063\u305f\u306a\u3089\u3001\u305d\u306e\u76f4\u524d\u306b\u4f55\u304c\u8d77\u304d\u305f\u304b\uff08I\/O error\u306e\u9023\u767a\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u30a8\u30e9\u30fc\u306a\u3069\uff09\u3092\u8ffd\u3044\u307e\u3059\u3002<\/p> <h3>\u69cb\u6210\u60c5\u5831\uff1aRAID\/LVM\/\u6697\u53f7\u5316\u306e\u72b6\u614b\u3092\u201c\u6587\u5b57\u3067\u6b8b\u3059\u201d<\/h3> <p>RAID\uff08mdadm\uff09\u306e\u5834\u5408\u306f\u30a2\u30ec\u30a4\u72b6\u614b\u3001degraded\u304b\u3001\u3069\u306e\u30e1\u30f3\u30d0\u304c\u5916\u308c\u3066\u3044\u308b\u304b\u3001\u518d\u540c\u671f\u304c\u8d70\u3063\u3066\u3044\u306a\u3044\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002LVM\u304c\u3042\u308b\u5834\u5408\u306fVG\/LV\u306e\u72b6\u614b\u3001\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u306e\u6709\u7121\u3084\u6b8b\u91cf\u3001thin pool\u306e\u903c\u8feb\u306a\u3069\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u6697\u53f7\u5316\uff08LUKS\uff09\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u30de\u30c3\u30d4\u30f3\u30b0\u540d\u3084UUID\u306a\u3069\u3001\u5f8c\u304b\u3089\u540c\u3058\u69cb\u6210\u3092\u518d\u73fe\u3067\u304d\u308b\u60c5\u5831\u304c\u91cd\u8981\u3067\u3059\u3002\u300c\u76ee\u3067\u898b\u305f\u300d\u3060\u3051\u3060\u3068\u3001\u5fa9\u65e7\u4e2d\u306b\u72b6\u6cc1\u304c\u5909\u308f\u3063\u305f\u3068\u304d\u306b\u8aac\u660e\u304c\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u5207\u308a\u5206\u3051\u306e\u6700\u77ed\u30eb\u30fc\u30c8\uff1aI\/O\u30a8\u30e9\u30fc\u304c\u3042\u308b\u304b\u3092\u5148\u306b\u6c7a\u3081\u308b<\/h3> <p>\u5fc3\u60c5\u7684\u306b\u306f\u300c\u30de\u30a6\u30f3\u30c8\u3067\u304d\u306a\u3044\uff1d\u8ad6\u7406\u7834\u640d\u300d\u3068\u8003\u3048\u305f\u304f\u306a\u308a\u307e\u3059\u304c\u3001I\/O\u52a3\u5316\u304c\u6df7\u3056\u3063\u3066\u3044\u306a\u3044\u304b\u3092\u5148\u306b\u898b\u307e\u3059\u3002I\/O\u52a3\u5316\u304c\u7591\u308f\u308c\u308b\u306a\u3089\u3001\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u306b\u5165\u308b\u524d\u306b\u201c\u4fdd\u5168\uff08\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\uff09\u201d\u3078\u8235\u3092\u5207\u308b\u306e\u304c\u5b89\u5168\u3067\u3059\u3002\u9006\u306bI\/O\u304c\u5b89\u5b9a\u3057\u3066\u3044\u3066\u8ad6\u7406\u7834\u640d\u304c\u4e3b\u56e0\u306a\u3089\u3001\u691c\u8a3c\uff08\u5909\u66f4\u306a\u3057\uff09\u2192\u9650\u5b9a\u7684\u4fee\u5fa9\u2192\u56de\u53ce\u3001\u3068\u3044\u3046\u9806\u3067\u9032\u3081\u3089\u308c\u307e\u3059\u3002<\/p> <h3>\u3053\u306e\u7ae0\u306e\u7d50\u8ad6\uff1a\u5224\u65ad\u6750\u6599\u304c\u63c3\u3048\u3070\u3001\u5fa9\u65e7\u306f\u300c\u6016\u3044\u8ced\u3051\u300d\u304b\u3089\u300c\u518d\u73fe\u53ef\u80fd\u306a\u4f5c\u696d\u300d\u306b\u5909\u308f\u308b<\/h3> <p>\u6700\u521d\u306e10\u5206\u306e\u52d5\u304d\u304c\u3001\u5fa9\u65e7\u306e\u6210\u529f\u7387\u3060\u3051\u3067\u306a\u304f\u3001\u8aac\u660e\u306e\u3057\u3084\u3059\u3055\uff08\u4e0a\u53f8\u30fb\u9867\u5ba2\u3078\u306e\u5831\u544a\uff09\u3068\u3001\u898b\u7a4d\u3082\u308a\u306e\u59a5\u5f53\u6027\u3092\u5de6\u53f3\u3057\u307e\u3059\u3002\u6b21\u7ae0\u3067\u306f\u3001I\/O\u52a3\u5316\u304c\u7591\u308f\u308c\u308b\u3068\u304d\u306b\u201c\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u306e\u524d\u306b\u3084\u308b\u3079\u304d\u3053\u3068\u201d\u2015\u2015\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u3068\u4fdd\u5168\u306e\u8003\u3048\u65b9\u306b\u9032\u307f\u307e\u3059\u3002<\/p> \r\n\r\n<p>\u3000<\/p> <a id=\"sec05\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">I\/O\u30a8\u30e9\u30fc\u304c\u898b\u3048\u305f\u3089\u201c\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u201d\u306e\u524d\u306b\u3084\u308b\u3053\u3068\u2015\u2015\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u3068\u4fdd\u5168\uff08\u6642\u9593\u3092\u8cb7\u3046\uff09<\/h2> <p>Buffer I\/O error\u3001timeout\u3001reset\u3001ATA error\u3001NVMe\u306emedia error\u3001SMART\u3067Reallocated\/Pending\u304c\u5897\u3048\u3066\u3044\u308b\u2015\u2015\u3053\u3046\u3057\u305f\u5146\u5019\u304c\u3042\u308b\u3068\u304d\u3001Ext4\u306e\u4fee\u5fa9\uff08fsck\uff09\u3088\u308a\u5148\u306b\u8003\u3048\u308b\u3079\u304d\u306f\u300c\u3053\u308c\u4ee5\u4e0a\u8aad\u3081\u306a\u304f\u306a\u308b\u524d\u306b\u3001\u8aad\u3081\u308b\u7bc4\u56f2\u3092\u78ba\u4fdd\u3059\u308b\u300d\u3067\u3059\u3002\u3053\u3053\u3067\u3044\u3046\u78ba\u4fdd\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u30b3\u30d4\u30fc\u3067\u306f\u306a\u304f\u201c\u30d6\u30ed\u30c3\u30af\u30ec\u30d9\u30eb\u306e\u4fdd\u5168\uff08\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\uff09\u201d\u3092\u6307\u3057\u307e\u3059\u3002\u30d5\u30a1\u30a4\u30eb\u30b3\u30d4\u30fc\u306f\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3084inode\u304c\u58ca\u308c\u3066\u3044\u308b\u3068\u5931\u6557\u3057\u3084\u3059\u304f\u3001\u3055\u3089\u306b\u8aad\u307f\u53d6\u308a\u304c\u504f\u3063\u3066\u30c7\u30a3\u30b9\u30af\u3078\u8ca0\u8377\u3092\u96c6\u4e2d\u3055\u305b\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u5fc3\u306e\u4f1a\u8a71\uff1a\u3067\u3082\u3001\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u3063\u3066\u6642\u9593\u304b\u304b\u308b\u3093\u3067\u3057\u3087\uff1f<\/h3> <p>\u300c\u4eca\u3059\u3050\u5fa9\u65e7\u3057\u308d\u3068\u8a00\u308f\u308c\u3066\u3044\u308b\u306e\u306b\u3001\u4e38\u3054\u3068\u30b3\u30d4\u30fc\u306a\u3093\u3066\u2026\u300d\u3068\u601d\u3046\u306e\u306f\u81ea\u7136\u3067\u3059\u3002\u305f\u3060\u3001I\/O\u52a3\u5316\u304c\u7d61\u3080\u3068\u201c\u5148\u306b\u76f4\u3059\u201d\u306f\u5931\u6557\u3057\u3084\u3059\u304f\u3001\u7d50\u679c\u7684\u306b\u6642\u9593\u304c\u4f55\u500d\u306b\u3082\u81a8\u3089\u3080\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u306f\u9060\u56de\u308a\u306b\u898b\u3048\u3066\u3001\u5b9f\u306f\u300c\u30c7\u30a3\u30b9\u30af\u304c\u6b7b\u306c\u307e\u3067\u306e\u6b8b\u308a\u6642\u9593\u300d\u3092\u201c\u81ea\u5206\u306e\u5473\u65b9\u306b\u3064\u3051\u308b\u201d\u4f5c\u696d\u3067\u3059\u3002<\/p> <hr> <h3>\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u306e\u57fa\u672c\u65b9\u91dd\uff1a\u8aad\u307f\u53d6\u308a\u512a\u5148\u3001\u66f8\u304d\u8fbc\u307f\u306f\u7d76\u5bfe\u306b\u3057\u306a\u3044<\/h3> <p>\u539f\u5247\u3068\u3057\u3066\u3001\u969c\u5bb3\u30c7\u30a3\u30b9\u30af\uff08\u307e\u305f\u306f\u969c\u5bb3\u9818\u57df\uff09\u306b\u306f\u8ffd\u52a0\u306e\u66f8\u304d\u8fbc\u307f\u3092\u3057\u307e\u305b\u3093\u3002\u3084\u308b\u3079\u304d\u306f\u3001\u5225\u5a92\u4f53\u3078\u8aad\u307f\u51fa\u305b\u305f\u30d6\u30ed\u30c3\u30af\u3092\u9806\u306b\u9000\u907f\u3057\u3001\u8aad\u3081\u306a\u3044\u7b87\u6240\u306f\u201c\u5f8c\u56de\u3057\u201d\u306b\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u8aad\u3081\u306a\u3044\u7b87\u6240\u306b\u7c98\u308b\u3068\u3001\u540c\u3058\u30bb\u30af\u30bf\u3078\u30ea\u30c8\u30e9\u30a4\u304c\u96c6\u4e2d\u3057\u3066\u72b6\u614b\u304c\u60aa\u5316\u3057\u3001\u4ed6\u306e\u8aad\u3081\u305f\u306f\u305a\u306e\u9818\u57df\u307e\u3067\u5dfb\u304d\u8fbc\u3080\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u3053\u306e\u305f\u3081\u3001\u73fe\u5834\u3067\u306f\u300c\u307e\u305a\u306f\u5927\u304d\u304f\u30b3\u30d4\u30fc\u3057\u3066\u7a74\u3092\u6b8b\u3059\u2192\u6b21\u306b\u7a74\u3092\u57cb\u3081\u308b\u300d\u65b9\u5f0f\u304c\u4e00\u822c\u7684\u3067\u3059\u3002Linux\u3067\u306fddrescue\uff08GNU ddrescue\uff09\u304c\u4ee3\u8868\u7684\u3067\u3001\u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\uff08mapfile\uff09\u3067\u9032\u6357\u3068\u672a\u8aad\u9818\u57df\u3092\u7ba1\u7406\u3067\u304d\u307e\u3059\u3002\u30dd\u30a4\u30f3\u30c8\u306f\u3001<strong>\u518d\u8a66\u884c\u56de\u6570\u3084\u8aad\u307f\u65b9\u91dd\u3092\u6bb5\u968e\u7684\u306b\u4e0a\u3052\u308b<\/strong>\u3053\u3068\u3067\u3059\u3002\u6700\u521d\u304b\u3089\u5f37\u3044\u30ea\u30c8\u30e9\u30a4\u3092\u304b\u3051\u308b\u3068\u3001\u30c7\u30a3\u30b9\u30af\u304c\u71b1\u3084\u30a8\u30e9\u30fc\u3067\u4e00\u6c17\u306b\u60aa\u5316\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <hr> <h3>RAID\/LVM\u74b0\u5883\u3067\u306e\u6ce8\u610f\uff1a\u3069\u3053\u3092\u30a4\u30e1\u30fc\u30b8\u3059\u308b\u304b\u304c\u96e3\u6613\u5ea6\u3092\u5de6\u53f3\u3059\u308b<\/h3> <p>RAID\u3084LVM\u306e\u4e0a\u306bExt4\u304c\u3042\u308b\u5834\u5408\u3001\u300c\u7269\u7406\u30c7\u30a3\u30b9\u30af\u5358\u4f53\u3092\u4fdd\u5168\u3059\u308b\u300d\u306e\u304b\u300c\u8ad6\u7406\u30dc\u30ea\u30e5\u30fc\u30e0\uff08\/dev\/mdX \u3084 \/dev\/mapper\/xxx\uff09\u3092\u4fdd\u5168\u3059\u308b\u300d\u306e\u304b\u3067\u6226\u7565\u304c\u5909\u308f\u308a\u307e\u3059\u3002I\/O\u52a3\u5316\u304c\u5358\u4e00\u30c7\u30a3\u30b9\u30af\u306b\u504f\u3063\u3066\u3044\u308b\u5834\u5408\u3001RAID\u306e\u8ad6\u7406\u30c7\u30d0\u30a4\u30b9\u3092\u8aad\u3080\u884c\u70ba\u81ea\u4f53\u304c\u3001\u554f\u984c\u30c7\u30a3\u30b9\u30af\u3078\u8ca0\u8377\u3092\u96c6\u4e2d\u3055\u305b\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u65b9\u3067\u3001RAID\u30e1\u30f3\u30d0\u5358\u4f53\u306e\u30b3\u30d4\u30fc\u3060\u3051\u3067\u306f\u3001\u5f8c\u6bb5\u3067\u6b63\u3057\u304f\u518d\u69cb\u6210\u3067\u304d\u306a\u3044\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u3053\u3053\u306f\u4e00\u822c\u8ad6\u3060\u3051\u3067\u6c7a\u3081\u308b\u3068\u4e8b\u6545\u308a\u3084\u3059\u3044\u9818\u57df\u3067\u3059\u3002\u30c7\u30a3\u30b9\u30af\u672c\u6570\u3001RAID\u30ec\u30d9\u30eb\u3001degraded\u306e\u6709\u7121\u3001\u518d\u540c\u671f\u306e\u72b6\u614b\u3001LVM\u306e\u69cb\u6210\u3001\u6697\u53f7\u5316\u306e\u6709\u7121\u3001\u305d\u3057\u3066\u201c\u6b62\u3081\u3089\u308c\u308b\u6642\u9593\u201d\u3067\u6700\u9069\u89e3\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u300c\u3044\u307eRAID\u304cdegraded\u3067\u3001\u6b8b\u308a\u306e\u30c7\u30a3\u30b9\u30af\u306b\u8ca0\u8377\u3092\u304b\u3051\u308b\u3068\u5168\u6ec5\u3059\u308b\u300d\u72b6\u6cc1\u306a\u3089\u3001\u7121\u7406\u306b\u8ad6\u7406\u5074\u3092\u8aad\u307f\u306b\u3044\u304b\u305a\u3001\u307e\u305a\u554f\u984c\u30c7\u30a3\u30b9\u30af\u306e\u4fdd\u5168\u3092\u512a\u5148\u3059\u308b\u5224\u65ad\u304c\u51fa\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u4fdd\u5168\u304c\u7d42\u308f\u3063\u305f\u3089\u3001\u521d\u3081\u3066\u201c\u5b89\u5168\u306b\u201d\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u3078\u9032\u3081\u308b<\/h3> <p>\u30a4\u30e1\u30fc\u30b8\uff08\u307e\u305f\u306f\u30af\u30ed\u30fc\u30f3\uff09\u3092\u4f5c\u308c\u305f\u3089\u3001\u4ee5\u964d\u306efsck\u3084\u89e3\u6790\u306f\u201c\u30b3\u30d4\u30fc\u5074\u201d\u3067\u884c\u3048\u307e\u3059\u3002\u3053\u3053\u304c\u5927\u304d\u3044\u3002\u5931\u6557\u3057\u3066\u3082\u3001\u3084\u308a\u76f4\u305b\u307e\u3059\u3002\u73fe\u5834\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u4e00\u756a\u6b32\u3057\u3044\u306e\u306f\u3053\u306e\u300c\u3084\u308a\u76f4\u3057\u53ef\u80fd\u6027\u300d\u3067\u3059\u3002\u4fdd\u5168\u304c\u3042\u308b\u3060\u3051\u3067\u3001\u5fa9\u65e7\u306f\u30ae\u30e3\u30f3\u30d6\u30eb\u304b\u3089\u5de5\u5b66\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <p>\u6b21\u7ae0\u3067\u306f\u3001\u3044\u3088\u3044\u3088e2fsck\u3092\u201c\u4e8b\u6545\u3089\u305b\u305a\u306b\u201d\u4f7f\u3046\u305f\u3081\u306e\u5b9f\u8df5\u7684\u306a\u8003\u3048\u65b9\uff08-n\u304b\u3089\u59cb\u3081\u308b\u3001\u4ee3\u66ff\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u3001\u4fee\u5fa9\u306e\u526f\u4f5c\u7528\u306e\u898b\u7a4d\u3082\u308a\uff09\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p> \r\n\r\n<p>\u3000<\/p> <a id=\"sec06\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">e2fsck\u3092\u5b89\u5168\u306b\u4f7f\u3044\u5206\u3051\u308b\u2015\u2015-n\u304b\u3089\u59cb\u3081\u308b\u691c\u8a3c\u3001-b\uff08\u4ee3\u66ff\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\uff09\u307e\u3067<\/h2> <p>e2fsck\uff08fsck.ext4\uff09\u306fExt4\u4fee\u5fa9\u306e\u4e2d\u6838\u30c4\u30fc\u30eb\u3067\u3059\u304c\u3001\u6271\u3044\u3092\u8aa4\u308b\u3068\u72b6\u6cc1\u3092\u60aa\u5316\u3055\u305b\u307e\u3059\u3002\u7279\u306b\u201c\u539f\u56e0\u304cI\/O\u52a3\u5316\u201d\u3060\u3063\u305f\u5834\u5408\u3001\u4fee\u5fa9\u51e6\u7406\u304c\u5927\u91cf\u306e\u8aad\u307f\u66f8\u304d\u3092\u4f34\u3044\u3001\u30c7\u30a3\u30b9\u30af\u306e\u5bff\u547d\u3092\u7e2e\u3081\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u524d\u63d0\u3068\u3057\u3066\u300cI\/O\u304c\u5b89\u5b9a\u3057\u3066\u3044\u308b\u304b\u300d\u300c\u4fdd\u5168\uff08\u30a4\u30e1\u30fc\u30b8\uff09\u3092\u53d6\u3063\u305f\u304b\u300d\u3092\u78ba\u8a8d\u3057\u305f\u3046\u3048\u3067\u3001\u6bb5\u968e\u7684\u306b\u4f7f\u3046\u306e\u304c\u57fa\u672c\u65b9\u91dd\u3067\u3059\u3002<\/p> <hr> <h3>\u6700\u521d\u306f\u300c\u5909\u66f4\u3057\u306a\u3044\u300d\u691c\u8a3c\uff1a-n\u306e\u610f\u5473<\/h3> <p>\u307e\u305a\u63a8\u5968\u3055\u308c\u308b\u306e\u304c\u3001\u5909\u66f4\u3092\u884c\u308f\u306a\u3044\u30e2\u30fc\u30c9\u3067\u306e\u691c\u8a3c\u3067\u3059\u3002e2fsck\u306b\u306f\u300c\u4fee\u5fa9\u63d0\u6848\u306f\u3059\u308b\u304c\u3001\u5b9f\u969b\u306b\u306f\u66f8\u304d\u8fbc\u307e\u306a\u3044\u300d\u52d5\u4f5c\u304c\u3042\u308a\u3001\u3053\u308c\u306b\u3088\u308a\u201c\u3069\u306e\u7a0b\u5ea6\u306e\u4e0d\u6574\u5408\u304c\u3042\u308b\u304b\u201d\u306e\u898b\u7acb\u3066\u3092\u4f5c\u308c\u307e\u3059\u3002\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u3001\u691c\u8a3c\u7d50\u679c\u3092\u305d\u306e\u307e\u307e\u5b9f\u65bd\u3057\u3066\u826f\u3044\u3068\u306f\u9650\u3089\u306a\u3044\u3053\u3068\u3067\u3059\u3002e2fsck\u306f\u6574\u5408\u6027\u3092\u53d6\u308a\u623b\u3059\u305f\u3081\u306b\u3001\u5b64\u5150inode\u3092lost+found\u3078\u79fb\u3057\u305f\u308a\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u69cb\u9020\u3092\u518d\u69cb\u6210\u3057\u305f\u308a\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u300c\u6574\u5408\u6027\u56de\u5fa9\u300d\u306b\u306f\u6709\u52b9\u3067\u3059\u304c\u3001\u300c\u5143\u3069\u304a\u308a\u300d\u306b\u623b\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u305b\u3093\u3002<\/p> <p>\u305f\u3068\u3048\u3070\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30a8\u30f3\u30c8\u30ea\u304c\u58ca\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30d5\u30a1\u30a4\u30eb\u81ea\u4f53\u306f\u6b8b\u3063\u3066\u3044\u3066\u3082\u201c\u5143\u306e\u30d1\u30b9\u201d\u3092\u5fa9\u5143\u3067\u304d\u306a\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u696d\u52d9\u4e0a\u306f\u300c\u30d5\u30a1\u30a4\u30eb\u304c\u8aad\u3081\u308b\u300d\u3060\u3051\u3067\u5341\u5206\u306a\u5834\u5408\u3082\u3042\u308c\u3070\u3001\u300c\u3053\u306e\u30d1\u30b9\u306b\u3001\u3053\u306e\u540d\u524d\u3067\u5b58\u5728\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u300d\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002\u3069\u3061\u3089\u304c\u6c42\u3081\u3089\u308c\u3066\u3044\u308b\u304b\u3067\u3001\u4fee\u5fa9\u65b9\u91dd\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u3088\u304f\u3042\u308b\u5206\u5c90\uff1a\u30de\u30a6\u30f3\u30c8\u3067\u304d\u306a\u3044\u539f\u56e0\u304c\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u304b\u3069\u3046\u304b<\/h3> <p>\u300cbad superblock\u300d\u7b49\u304c\u51fa\u308b\u30b1\u30fc\u30b9\u3067\u306f\u3001\u4ee3\u66ff\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u3092\u7528\u3044\u305f\u4fee\u5fa9\u304c\u691c\u8a0e\u3055\u308c\u307e\u3059\u3002Ext\u7cfb\u306f\u8907\u6570\u306e\u5834\u6240\u306b\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u60c5\u5831\u3092\u4fdd\u6301\u3067\u304d\u308b\u8a2d\u8a08\u304c\u3042\u308a\u3001\u7834\u640d\u304c\u5c40\u6240\u7684\u306a\u3089\u5fa9\u65e7\u306e\u5165\u53e3\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u4ee3\u66ff\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u306e\u4f4d\u7f6e\u306f\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u4f5c\u6210\u6642\u306e\u8a2d\u5b9a\uff08\u6a5f\u80fd\u30d5\u30e9\u30b0\u3001\u30d6\u30ed\u30c3\u30af\u30b5\u30a4\u30ba\u7b49\uff09\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u3084\u307f\u304f\u3082\u306b\u5024\u3092\u5f53\u3066\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u60c5\u5831\u3092\u78ba\u8a8d\u3057\u3001\u6574\u5408\u3059\u308b\u5019\u88dc\u3092\u9078\u3076\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u4fee\u5fa9\u306e\u526f\u4f5c\u7528\uff1alost+found\u306f\u201c\u5931\u6557\u201d\u3067\u306f\u306a\u304f\u4ed5\u69d8\u3060\u304c\u3001\u696d\u52d9\u5f71\u97ff\u306f\u51fa\u308b<\/h3> <p>e2fsck\u3067\u4fee\u5fa9\u3092\u9032\u3081\u308b\u3068\u3001\u30ea\u30f3\u30af\u3092\u5931\u3063\u305finode\uff08\u5b64\u5150\uff09\u304clost+found\u3078\u56de\u53ce\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u300c\u30d5\u30a1\u30a4\u30eb\u5185\u5bb9\u3092\u6551\u3046\u300d\u89b3\u70b9\u3067\u306f\u5408\u7406\u7684\u3067\u3059\u304c\u3001\u73fe\u5834\u904b\u7528\u3067\u306f\u300c\u3069\u308c\u304c\u3069\u308c\u304b\u5206\u304b\u3089\u306a\u3044\u300d\u300c\u30a2\u30d7\u30ea\u304c\u53c2\u7167\u3067\u304d\u306a\u3044\u300d\u3068\u3044\u3046\u4e8c\u6b21\u554f\u984c\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070Web\u30a2\u30d7\u30ea\u3084DB\u3001\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u306a\u3069\u306f\u3001\u30d1\u30b9\u3084\u6a29\u9650\u3001\u6240\u6709\u8005\u3001\u95a2\u9023\u30d5\u30a1\u30a4\u30eb\u306e\u6574\u5408\u304c\u91cd\u8981\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u5358\u4f53\u304c\u6b8b\u3063\u3066\u3082\u30b5\u30fc\u30d3\u30b9\u304c\u5fa9\u65e7\u3057\u306a\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u3053\u306e\u305f\u3081\u3001e2fsck\u3067\u6574\u5408\u6027\u3092\u56de\u5fa9\u3055\u305b\u308b\u524d\u306b\u300c\u4f55\u3092\u30b4\u30fc\u30eb\u306b\u3059\u308b\u304b\u300d\u3092\u6c7a\u3081\u307e\u3059\u3002\u30b4\u30fc\u30eb\u304c\u201c\u30b5\u30fc\u30d3\u30b9\u5fa9\u65e7\u201d\u306a\u306e\u304b\u3001\u201c\u8a3c\u62e0\u4fdd\u5168\u201d\u306a\u306e\u304b\u3001\u201c\u30d5\u30a1\u30a4\u30eb\u6551\u51fa\u201d\u306a\u306e\u304b\u3067\u3001\u6700\u521d\u306b\u53d6\u308b\u3079\u304d\u624b\u6bb5\u306f\u5909\u308f\u308a\u307e\u3059\u3002\u7279\u306bBtoB\u306e\u73fe\u5834\u3067\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u5fa9\u65e7\u3068\u540c\u6642\u306b\u300c\u8aac\u660e\u8cac\u4efb\u300d\u300c\u518d\u767a\u9632\u6b62\u300d\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u3053\u3053\u3092\u96d1\u306b\u3059\u308b\u3068\u3001\u5fa9\u65e7\u5f8c\u306b\u708e\u4e0a\u3057\u307e\u3059\u3002<\/p> <hr> <h3>\u5b89\u5168\u904b\u7528\u306e\u30b3\u30c4\uff1a\u4fee\u5fa9\u306f\u300c\u5c0f\u3055\u304f\u8a66\u3057\u3066\u3001\u7d50\u679c\u3092\u898b\u3066\u3001\u6b21\u3078\u9032\u3080\u300d<\/h3> <p>\u4fee\u5fa9\u306f\u4e00\u6c17\u306b\u3084\u308a\u5207\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u6bb5\u968e\u7684\u306b\u9032\u3081\u308b\u306e\u304c\u73fe\u5b9f\u7684\u3067\u3059\u3002\u691c\u8a3c\u7d50\u679c\u3092\u8aad\u307f\u3001\u5f71\u97ff\u304c\u5c0f\u3055\u3044\u4fee\u5fa9\u304b\u3089\u7740\u624b\u3057\u3001\u30de\u30a6\u30f3\u30c8\u30c6\u30b9\u30c8\u3084\u8aad\u307f\u53d6\u308a\u30c6\u30b9\u30c8\u3092\u631f\u307f\u307e\u3059\u3002\u3053\u3053\u3067\u201c\u30b3\u30d4\u30fc\u5074\uff08\u30a4\u30e1\u30fc\u30b8\u5074\uff09\u3067\u4f5c\u696d\u3067\u304d\u3066\u3044\u308b\u201d\u3068\u3001\u8a66\u884c\u932f\u8aa4\u304c\u5b89\u5168\u306b\u306a\u308a\u307e\u3059\u3002\u9006\u306b\u672c\u756a\u30c7\u30a3\u30b9\u30af\u3078\u76f4\u63a5\u4fee\u5fa9\u3092\u5f53\u3066\u7d9a\u3051\u308b\u3068\u3001\u53d6\u308a\u8fd4\u3057\u304c\u3064\u304b\u306a\u3044\u5c40\u9762\u306b\u5165\u308a\u3084\u3059\u3044\u3067\u3059\u3002<\/p> <p>\u6b21\u7ae0\u3067\u306f\u3001Ext4\u306e\u7279\u5fb4\u3067\u3042\u308b\u30b8\u30e3\u30fc\u30ca\u30eb\u3092\u3069\u3046\u6271\u3046\u304b\u2015\u2015\u30ea\u30d7\u30ec\u30a4\u306e\u610f\u5473\u3001\u3069\u3093\u306a\u6642\u306b\u5473\u65b9\u306b\u306a\u308b\u304b\u3001\u3069\u3093\u306a\u6642\u306b\u6575\u306b\u306a\u308b\u304b\u2015\u2015\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p> \r\n\r\n<p>\u3000<\/p> <a id=\"sec07\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u30b8\u30e3\u30fc\u30ca\u30eb\u3092\u5473\u65b9\u306b\u3059\u308b\uff0f\u6575\u306b\u3057\u306a\u3044\u2015\u2015\u30ea\u30d7\u30ec\u30a4\u306e\u610f\u5473\u3068\u300c\u3084\u3063\u3066\u826f\u3044\u5c40\u9762\u30fb\u60aa\u3044\u5c40\u9762\u300d<\/h2> <p>Ext4\u306e\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\u306f\u3001\u300c\u66f4\u65b0\u9014\u4e2d\u3067\u6b62\u307e\u3063\u3066\u3082\u6574\u5408\u6027\u3092\u53d6\u308a\u623b\u3057\u3084\u3059\u3044\u300d\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3067\u3059\u3002\u4e00\u822c\u7684\u306b\u306f\u3001\u30af\u30ea\u30fc\u30f3\u306b\u30a2\u30f3\u30de\u30a6\u30f3\u30c8\u3055\u308c\u306a\u304b\u3063\u305f\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3092\u6b21\u56de\u30de\u30a6\u30f3\u30c8\u3059\u308b\u969b\u3001\u672a\u53cd\u6620\u306e\u66f4\u65b0\uff08\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\uff09\u3092\u30ea\u30d7\u30ec\u30a4\u3057\u3066\u6574\u5408\u3092\u56de\u5fa9\u3057\u307e\u3059\u3002\u3053\u3053\u307e\u3067\u306f\u201c\u826f\u3044\u8a71\u201d\u3067\u3059\u3002\u3057\u304b\u3057\u969c\u5bb3\u5bfe\u5fdc\u3067\u306f\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u306e\u30ea\u30d7\u30ec\u30a4\u304c\u5fc5\u305a\u3057\u3082\u6b53\u8fce\u3055\u308c\u306a\u3044\u5c40\u9762\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u3084\u3063\u3066\u826f\u3044\u5c40\u9762\uff1a\u505c\u96fb\u30fb\u30af\u30e9\u30c3\u30b7\u30e5\u5f8c\u3067\u3001I\/O\u304c\u5b89\u5b9a\u3057\u3066\u3044\u308b<\/h3> <p>\u5178\u578b\u7684\u306b\u306f\u3001\u7a81\u7136\u306e\u96fb\u6e90\u65ad\u3084\u30ab\u30fc\u30cd\u30eb\u30d1\u30cb\u30c3\u30af\u5f8c\u306b\u300c\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u304cdirty\u6271\u3044\u306b\u306a\u3063\u3066\u3044\u308b\u300d\u30b1\u30fc\u30b9\u3067\u3059\u3002\u7269\u7406\u30c7\u30a3\u30b9\u30af\u304c\u5065\u5168\u3067\u3001I\/O\u30a8\u30e9\u30fc\u304c\u898b\u3048\u305a\u3001\u969c\u5bb3\u304c\u201c\u672a\u5b8c\u4e86\u306e\u66f4\u65b0\u201d\u306b\u8d77\u56e0\u3059\u308b\u306a\u3089\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u30ea\u30d7\u30ec\u30a4\u3084fsck\u3067\u6574\u5408\u304c\u623b\u308a\u3001\u901a\u5e38\u904b\u7528\u306b\u5fa9\u5e30\u3067\u304d\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u5fa9\u65e7\u6642\u9593\u306f\u6bd4\u8f03\u7684\u77ed\u304f\u898b\u7a4d\u3082\u308c\u307e\u3059\uff08\u305f\u3060\u3057\u5bb9\u91cf\u3084inode\u6570\u3001\u30b5\u30fc\u30d0\u6027\u80fd\u306b\u3088\u308afsck\u6642\u9593\u306f\u4f38\u3073\u307e\u3059\uff09\u3002<\/p> <hr> <h3>\u6ce8\u610f\u304c\u5fc5\u8981\u306a\u5c40\u9762\uff1aI\/O\u52a3\u5316\u304c\u7591\u308f\u308c\u308b\u3001\u307e\u305f\u306f\u8a3c\u62e0\u6027\u304c\u91cd\u8981<\/h3> <p>I\/O\u52a3\u5316\u304c\u7591\u308f\u308c\u308b\u5834\u5408\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u30ea\u30d7\u30ec\u30a4\u306f\u30c7\u30a3\u30b9\u30af\u3078\u306e\u66f8\u304d\u8fbc\u307f\u3092\u4f34\u3044\u5f97\u307e\u3059\u3002\u66f8\u304d\u8fbc\u307f\u304c\u8d70\u308b\u3068\u3001(1)\u52a3\u5316\u90e8\u4f4d\u3078\u306e\u8ca0\u8377\u3067\u72b6\u614b\u304c\u60aa\u5316\u3059\u308b\u3001(2)\u6b8b\u3063\u3066\u3044\u305f\u75d5\u8de1\u304c\u4e0a\u66f8\u304d\u3055\u308c\u308b\u3001\u3068\u3044\u3046\u30ea\u30b9\u30af\u304c\u51fa\u307e\u3059\u3002\u307e\u305f\u3001\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u3084\u76e3\u67fb\u3001\u7d1b\u4e89\u5bfe\u5fdc\u306a\u3069\u3067\u201c\u8a3c\u62e0\u6027\u201d\u304c\u91cd\u8981\u306a\u6848\u4ef6\u3067\u306f\u3001\u969c\u5bb3\u767a\u751f\u5f8c\u306b\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3078\u66f8\u304d\u8fbc\u307f\u304c\u5165\u308b\u3053\u3068\u81ea\u4f53\u304c\u5f8c\u5de5\u7a0b\u306e\u8aac\u660e\u3092\u96e3\u3057\u304f\u3057\u307e\u3059\u3002\u3053\u3046\u3057\u305f\u6848\u4ef6\u3067\u306f\u300c\u307e\u305a\u306f\u4fdd\u5168\u3057\u3066\u304b\u3089\u89e3\u6790\u300d\u304c\u539f\u5247\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u300c\u6575\u306b\u3057\u306a\u3044\u300d\u305f\u3081\u306e\u5b9f\u52d9\uff1a\u52dd\u624b\u306b\u30ea\u30d7\u30ec\u30a4\u3055\u305b\u306a\u3044<\/h3> <p>\u73fe\u5834\u3067\u3088\u304f\u3042\u308b\u4e8b\u6545\u304c\u3001\u300c\u3068\u308a\u3042\u3048\u305a\u30de\u30a6\u30f3\u30c8\u3057\u305f\u3089\u3001\u88cf\u3067\u51e6\u7406\u304c\u9032\u3093\u3067\u3057\u307e\u3063\u305f\u300d\u3068\u3044\u3046\u30d1\u30bf\u30fc\u30f3\u3067\u3059\u3002\u81ea\u52d5\u30de\u30a6\u30f3\u30c8\u3084\u8d77\u52d5\u6642\u306efsck\u3001\u81ea\u52d5\u5fa9\u65e7\u51e6\u7406\u304c\u50cd\u304f\u74b0\u5883\u3067\u306f\u3001\u610f\u56f3\u305b\u305a\u72b6\u614b\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u969c\u5bb3\u5bfe\u5fdc\u3067\u306f\u201c\u52dd\u624b\u306b\u9032\u3080\u4ed5\u7d44\u307f\u201d\u3092\u6b62\u3081\u308b\u3001\u307e\u305f\u306f\u5bfe\u8c61\u3092\u5207\u308a\u96e2\u3057\u3066\u691c\u8a3c\u74b0\u5883\u3078\u6301\u3063\u3066\u3044\u304f\u8a2d\u8a08\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u3053\u306f\u904b\u7528\u8a2d\u8a08\u306e\u7bc4\u56f2\u3067\u3042\u308a\u3001\u5358\u306a\u308b\u30b3\u30de\u30f3\u30c9\u77e5\u8b58\u3060\u3051\u3067\u306f\u5b89\u5168\u306b\u9032\u3081\u306b\u304f\u3044\u9818\u57df\u3067\u3059\u3002<\/p> <hr> <h3>\u5fc3\u306e\u4f1a\u8a71\uff1a\u7d50\u5c40\u3001\u4f55\u3092\u4fe1\u3058\u308c\u3070\u3044\u3044\u306e\uff1f<\/h3> <p>\u300c\u30b8\u30e3\u30fc\u30ca\u30eb\u3063\u3066\u76f4\u3057\u3066\u304f\u308c\u308b\u3093\u3058\u3083\u306a\u3044\u306e\uff1f\u300d\u300c\u3058\u3083\u3042\u3001\u4f55\u3082\u89e6\u3089\u306a\u3044\u65b9\u304c\u3044\u3044\u306e\uff1f\u300d\u2015\u2015\u3053\u306e\u63fa\u308c\u306f\u3001\u5224\u65ad\u6750\u6599\u304c\u4e0d\u8db3\u3057\u3066\u3044\u308b\u3068\u304d\u306b\u8d77\u304d\u307e\u3059\u3002\u7b54\u3048\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3001<strong>\u201cI\/O\u304c\u5b89\u5b9a\u3057\u3066\u3044\u3066\u3001\u76ee\u7684\u304c\u30b5\u30fc\u30d3\u30b9\u5fa9\u65e7\u306a\u3089\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u306f\u5473\u65b9\u306b\u306a\u308a\u3084\u3059\u3044\u201d<\/strong>\u3002\u9006\u306b\u3001<strong>\u201cI\/O\u304c\u4e0d\u5b89\u5b9a\u3001\u307e\u305f\u306f\u8a3c\u62e0\u6027\u30fb\u5b8c\u5168\u6027\u304c\u91cd\u8981\u306a\u3089\u3001\u307e\u305a\u4fdd\u5168\u3057\u3066\u304b\u3089\u201d<\/strong>\u3067\u3059\u3002\u3053\u306e\u4e8c\u8ef8\u3067\u6574\u7406\u3059\u308b\u3068\u3001\u8ff7\u3044\u304c\u6e1b\u308a\u307e\u3059\u3002<\/p> <h3>\u3053\u306e\u7ae0\u306e\u7d50\u8ad6\uff1a\u30b8\u30e3\u30fc\u30ca\u30eb\u306f\u4e07\u80fd\u85ac\u3067\u306f\u306a\u304f\u3001\u6761\u4ef6\u4ed8\u304d\u306e\u5f37\u529b\u306a\u9053\u5177<\/h3> <p>Ext4\u306e\u8a2d\u8a08\u306f\u5805\u7262\u3067\u3059\u304c\u3001\u73fe\u5b9f\u306e\u969c\u5bb3\u306f\u300c\u7269\u7406\u300d\u300c\u69cb\u6210\u300d\u300c\u904b\u7528\u300d\u304c\u7d61\u307f\u5408\u3044\u307e\u3059\u3002\u30b8\u30e3\u30fc\u30ca\u30eb\u3092\u6d3b\u304b\u305b\u308b\u6761\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u304b\u3092\u898b\u6975\u3081\u3001\u6e80\u305f\u3055\u306a\u3044\u306a\u3089\u201c\u5148\u306b\u5b88\u308b\uff08\u4fdd\u5168\u3059\u308b\uff09\u201d\u3078\u5bc4\u305b\u308b\u3002\u3053\u3053\u307e\u3067\u304c\u3067\u304d\u308b\u3068\u3001\u6b21\u306e\u7ae0\u3067\u6271\u3046\u300c\u30d5\u30a1\u30a4\u30eb\u5358\u4f4d\u306e\u30b5\u30eb\u30d9\u30fc\u30b8\u300d\u3082\u3001\u3088\u308a\u78ba\u5ea6\u9ad8\u304f\u9032\u3081\u3089\u308c\u307e\u3059\u3002<\/p> \r\n\r\n<p>\u3000<\/p> <a id=\"sec08\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u30d5\u30a1\u30a4\u30eb\u5358\u4f4d\u306e\u30b5\u30eb\u30d9\u30fc\u30b8\u624b\u6bb5\u2015\u2015extundelete \/ debugfs \/ TestDisk\u30fbPhotoRec\u306e\u73fe\u5b9f\u89e3<\/h2> <p>\u3053\u3053\u307e\u3067\u3067\u300c\u58ca\u3057\u65b9\uff08\u8ad6\u7406\uff0fI\/O\uff0f\u69cb\u6210\uff09\u300d\u3068\u300c\u6700\u521d\u306b\u5b88\u308b\uff08\u4fdd\u5168\uff09\u300d\u306e\u91cd\u8981\u6027\u3092\u62bc\u3055\u3048\u307e\u3057\u305f\u3002\u3053\u3053\u304b\u3089\u306f\u201c\u6b32\u3057\u3044\u3082\u306e\u3092\u53d6\u308a\u51fa\u3059\u201d\u30d5\u30a7\u30fc\u30ba\u3067\u3059\u3002\u305f\u3060\u3057\u3001Ext4\u306e\u30b5\u30eb\u30d9\u30fc\u30b8\u306f\u4e07\u80fd\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u76ee\u7684\u306f\u5927\u304d\u304f2\u3064\u306b\u5206\u304b\u308c\u307e\u3059\u30021\u3064\u306f<strong>\u30d5\u30a1\u30a4\u30eb\u540d\u3084\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u69cb\u9020\u3092\u3067\u304d\u308b\u3060\u3051\u4fdd\u3063\u305f\u56de\u53ce<\/strong>\u3001\u3082\u30461\u3064\u306f<strong>\u4e2d\u8eab\u3060\u3051\u3067\u3082\u6551\u3046\uff08\u30d5\u30a1\u30a4\u30eb\u540d\u306f\u8ae6\u3081\u308b\uff09\u56de\u53ce<\/strong>\u3067\u3059\u3002\u3069\u3061\u3089\u304c\u5fc5\u8981\u304b\u3067\u3001\u9078\u3076\u624b\u6bb5\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u5fc3\u306e\u4f1a\u8a71\uff1a\u300c\u30d5\u30a1\u30a4\u30eb\u306f\u6b8b\u3063\u3066\u308b\u3093\u3067\u3057\u3087\uff1f\u53d6\u308a\u51fa\u305b\u3070\u7d42\u308f\u308a\u3067\u306f\uff1f\u300d<\/h3> <p>\u6c17\u6301\u3061\u306f\u3059\u3054\u304f\u5206\u304b\u308a\u307e\u3059\u3002\u305f\u3060\u3001\u696d\u52d9\u30c7\u30fc\u30bf\u306f\u300c\u4e2d\u8eab\u300d\u3060\u3051\u3067\u306a\u304f\u300c\u3069\u306e\u30d5\u30a9\u30eb\u30c0\u306b\u300d\u300c\u3069\u3093\u306a\u540d\u524d\u3067\u300d\u300c\u3069\u306e\u6a29\u9650\u3067\u300d\u7f6e\u304b\u308c\u3066\u3044\u305f\u304b\u304c\u4fa1\u5024\u306e\u4e00\u90e8\u3067\u3059\u3002\u30a2\u30d7\u30ea\u306f\u30d1\u30b9\u3067\u53c2\u7167\u3057\u307e\u3059\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3082\u30d1\u30b9\u5358\u4f4d\u3067\u5dee\u5206\u3092\u53d6\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30d5\u30a1\u30a4\u30eb\u5358\u4f53\u304c\u6b8b\u3063\u3066\u3082\u201c\u696d\u52d9\u3068\u3057\u3066\u5fa9\u65e7\u3057\u305f\u201d\u306b\u306a\u3089\u306a\u3044\u3053\u3068\u304c\u3042\u308b\u3002\u3053\u3053\u304cBtoB\u306e\u5fa9\u65e7\u3067\u96e3\u3057\u3044\u3068\u3053\u308d\u3067\u3059\u3002<\/p> <hr> <h3>extundelete\uff1a\u6761\u4ef6\u304c\u5408\u3046\u3068\u5f37\u3044\u304c\u3001\u6761\u4ef6\u304c\u30ba\u30ec\u308b\u3068\u53b3\u3057\u3044<\/h3> <p>extundelete\u306f\u3001\u524a\u9664\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u56de\u53ce\u3059\u308b\u76ee\u7684\u3067\u77e5\u3089\u308c\u308b\u30c4\u30fc\u30eb\u306e\u4e00\u3064\u3067\u3059\u3002\u305f\u3060\u3057\u3001Ext4\u306e\u904b\u7528\u72b6\u6cc1\u3084\u969c\u5bb3\u72b6\u6cc1\u306b\u3088\u3063\u3066\u6210\u529f\u7387\u304c\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002\u4e00\u822c\u306b\u3001\u524a\u9664\u5f8c\u306b\u30d6\u30ed\u30c3\u30af\u304c\u4e0a\u66f8\u304d\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u3001\u5bfe\u8c61\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u8ffd\u8de1\u3067\u304d\u308b\u3053\u3068\u3001\u306a\u3069\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u7279\u306b\u201c\u524a\u9664\u3057\u3066\u304b\u3089\u6642\u9593\u304c\u7d4c\u3063\u3066\u3044\u308b\u201d\u201c\u969c\u5bb3\u5f8c\u3082\u66f8\u304d\u8fbc\u307f\u304c\u7d9a\u3044\u305f\u201d\u201c\u5927\u5bb9\u91cf\u306e\u66f8\u304d\u8fbc\u307f\u304c\u8d70\u3063\u305f\u201d\u3068\u3044\u3063\u305f\u6761\u4ef6\u3067\u306f\u3001\u5fa9\u65e7\u3067\u304d\u308b\u7bc4\u56f2\u304c\u72ed\u304f\u306a\u308a\u304c\u3061\u3067\u3059\u3002<\/p> <p>\u5b9f\u52d9\u3067\u306f\u3001extundelete\u306f\u300c\u8a66\u305b\u308b\u306a\u3089\u8a66\u3059\u304c\u3001\u3053\u308c\u3060\u3051\u306b\u8ced\u3051\u306a\u3044\u300d\u4f4d\u7f6e\u3065\u3051\u306b\u306a\u308a\u307e\u3059\u3002\u6210\u529f\u3057\u305f\u3068\u304d\u306e\u30ea\u30bf\u30fc\u30f3\u306f\u5927\u304d\u3044\u4e00\u65b9\u3067\u3001\u5931\u6557\u3057\u305f\u5834\u5408\u306b\u5225\u30eb\u30fc\u30c8\uff08debugfs\u3084\u30b7\u30b0\u30cd\u30c1\u30e3\u56de\u53ce\uff09\u3078\u3059\u3050\u79fb\u308c\u308b\u3088\u3046\u306b\u3001\u6700\u521d\u304b\u3089\u4e8c\u6bb5\u69cb\u3048\u306b\u3057\u3066\u304a\u304f\u306e\u304c\u5b89\u5168\u3067\u3059\u3002<\/p> <hr> <h3>debugfs\uff1aExt4\u3092\u201c\u76f4\u63a5\u8997\u304f\u201d\u305f\u3081\u306e\u9053\u5177\uff08\u305f\u3060\u3057\u4f7f\u3044\u65b9\u6b21\u7b2c\uff09<\/h3> <p>debugfs\u306fExt\u7cfb\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u5185\u90e8\u60c5\u5831\u3092\u53c2\u7167\u3057\u305f\u308a\u3001\u72b6\u6cc1\u306b\u3088\u3063\u3066\u306f\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u51fa\u3057\u305f\u308a\u3067\u304d\u308b\u4f4e\u30ec\u30d9\u30eb\u30c4\u30fc\u30eb\u3067\u3059\u3002\u5fa9\u65e7\u306e\u73fe\u5834\u3067\u306f\u3001\u300c\u30de\u30a6\u30f3\u30c8\u3067\u304d\u306a\u3044\u300d\u300c\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u304c\u58ca\u308c\u3066\u3044\u308b\u300d\u300c\u901a\u5e38\u306e\u30b3\u30d4\u30fc\u304c\u3067\u304d\u306a\u3044\u300d\u3068\u3044\u3063\u305f\u72b6\u6cc1\u3067\u3001inode\u3084\u30d6\u30ed\u30c3\u30af\u306e\u60c5\u5831\u3092\u8fbf\u3063\u3066\u56de\u53ce\u3092\u8a66\u307f\u308b\u969b\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p> <p>\u305f\u3060\u3057\u3001\u3053\u3053\u3067\u6ce8\u610f\u3057\u305f\u3044\u306e\u306f\u3001debugfs\u306f\u201c\u5f37\u3044\u201d\u304c\u3086\u3048\u306b\u3001\u904b\u7528\u3092\u8aa4\u308b\u3068\u72b6\u614b\u3092\u5909\u3048\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308b\u70b9\u3067\u3059\u3002\u539f\u5247\u306f\u3001<strong>\u4fdd\u5168\u3057\u305f\u30a4\u30e1\u30fc\u30b8\uff08\u30b3\u30d4\u30fc\uff09\u5074\u3067\u8a66\u3059<\/strong>\u3053\u3068\u3001\u305d\u3057\u3066<strong>\u8aad\u307f\u53d6\u308a\u4e2d\u5fc3\u3067\u4f7f\u3046<\/strong>\u3053\u3068\u3067\u3059\u3002\u7279\u306b\u4e89\u70b9\u306b\u306a\u308a\u5f97\u308b\u6848\u4ef6\uff08\u76e3\u67fb\u3001\u8a34\u8a1f\u3001\u793e\u5185\u4e0d\u6b63\u7b49\uff09\u3067\u306f\u3001\u300c\u3044\u3064\u3001\u8ab0\u304c\u3001\u3069\u306e\u5a92\u4f53\u306b\u3001\u4f55\u3092\u3057\u305f\u304b\u300d\u3092\u5f8c\u304b\u3089\u8aac\u660e\u3067\u304d\u308b\u5f62\u3067\u9032\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <hr> <h3>TestDisk\u3068PhotoRec\uff1a\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u58ca\u308c\u3066\u3082\u201c\u4e2d\u8eab\u201d\u3092\u62fe\u3048\u308b\u304c\u3001\u4ee3\u511f\u304c\u3042\u308b<\/h3> <p>\u30e1\u30bf\u30c7\u30fc\u30bf\uff08inode\u3084\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30a8\u30f3\u30c8\u30ea\uff09\u304c\u5927\u304d\u304f\u58ca\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30d5\u30a1\u30a4\u30eb\u540d\u3084\u30d5\u30a9\u30eb\u30c0\u69cb\u9020\u3092\u4fdd\u3063\u305f\u5fa9\u65e7\u306f\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u3068\u304d\u73fe\u5b9f\u7684\u306b\u306a\u308b\u306e\u304c\u3001\u30b7\u30b0\u30cd\u30c1\u30e3\uff08\u30d5\u30a1\u30a4\u30eb\u5f62\u5f0f\u306e\u7279\u5fb4\uff09\u306b\u57fa\u3065\u3044\u3066\u4e2d\u8eab\u3092\u56de\u53ce\u3059\u308b\u624b\u6bb5\u3067\u3059\u3002\u4ee3\u8868\u4f8b\u3068\u3057\u3066TestDisk\/PhotoRec\u7cfb\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002<\/p> <p>\u3053\u306e\u65b9\u5f0f\u306e\u5f37\u307f\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u6574\u5408\u6027\u304c\u5d29\u308c\u3066\u3044\u3066\u3082\u3001\u30c7\u30a3\u30b9\u30af\u4e0a\u306b\u30c7\u30fc\u30bf\u306e\u584a\u304c\u6b8b\u3063\u3066\u3044\u308c\u3070\u62fe\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u3067\u3059\u3002\u4e00\u65b9\u3067\u3001\u4ee3\u511f\u3068\u3057\u3066<strong>\u30d5\u30a1\u30a4\u30eb\u540d\u30fb\u30d5\u30a9\u30eb\u30c0\u69cb\u9020\u30fb\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u306a\u3069\u306e\u30e1\u30bf\u60c5\u5831\u306f\u5931\u308f\u308c\u3084\u3059\u3044<\/strong>\u3067\u3059\u3002\u7d50\u679c\u3068\u3057\u3066\u300c\u5927\u91cf\u306e\u30d5\u30a1\u30a4\u30eb\u306f\u51fa\u3066\u304d\u305f\u304c\u3001\u3069\u308c\u304c\u5fc5\u8981\u306a\u3082\u306e\u304b\u5206\u304b\u3089\u306a\u3044\u300d\u3068\u3044\u3046\u4e8c\u6b21\u4f5c\u696d\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u696d\u52d9\u5fa9\u65e7\u306e\u89b3\u70b9\u3067\u306f\u3001\u3053\u3053\u304c\u5fa9\u65e7\u30b3\u30b9\u30c8\u3092\u62bc\u3057\u4e0a\u3052\u307e\u3059\u3002<\/p> <hr> <h3>\u624b\u6bb5\u306e\u9078\u3073\u65b9\uff1a\u76ee\u7684\u5225\u306e\u201c\u73fe\u5b9f\u7684\u306a\u843d\u3068\u3057\u3069\u3053\u308d\u201d<\/h3> <table style=\"border-collapse:collapse; width:100%;\"> <tr> <th style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u76ee\u7684<\/th> <th style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u5411\u304d\u3084\u3059\u3044\u624b\u6bb5<\/th> <th style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u73fe\u5b9f\u7684\u306a\u6ce8\u610f\u70b9<\/th> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u30d1\u30b9\u3084\u540d\u524d\u3092\u4fdd\u3063\u3066\u56de\u53ce\u3057\u305f\u3044<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u8efd\u5ea6\u306a\u3089fsck\u5f8c\u306e\u30b3\u30d4\u30fc\u3001\u6761\u4ef6\u304c\u5408\u3048\u3070extundelete\u3001\u4f4e\u30ec\u30d9\u30eb\u306a\u3089debugfs<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u4e0a\u66f8\u304d\u304c\u9032\u3080\u3068\u96e3\u6613\u5ea6\u304c\u8df3\u306d\u308b\uff0f\u300c\u6574\u5408\u6027\u56de\u5fa9\uff1d\u5143\u901a\u308a\u300d\u3067\u306f\u306a\u3044<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u4e2d\u8eab\u3060\u3051\u3067\u3082\u6551\u3044\u305f\u3044<\/td> <td style=\"border:1px solid #999; padding:8px;\">PhotoRec\u7b49\u306e\u30b7\u30b0\u30cd\u30c1\u30e3\u56de\u53ce<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u30d5\u30a1\u30a4\u30eb\u540d\u3084\u968e\u5c64\u3092\u5931\u3044\u304c\u3061\uff0f\u4ed5\u5206\u3051\u30b3\u30b9\u30c8\u304c\u5897\u3048\u308b<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u696d\u52d9\u30b5\u30fc\u30d3\u30b9\u3092\u5143\u306b\u623b\u3057\u305f\u3044<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5fa9\u65e7\u7528\u74b0\u5883\u3078\u30ea\u30b9\u30c8\u30a2\uff0b\u6574\u5408\u6027\u691c\u8a3c\uff08DB\/\u30a2\u30d7\u30ea\u542b\u3080\uff09<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u30d5\u30a1\u30a4\u30eb\u56de\u53ce\u3060\u3051\u3067\u306f\u8db3\u308a\u306a\u3044\uff0f\u30a2\u30d7\u30ea\u6574\u5408\u30fb\u904b\u7528\u624b\u9806\u304c\u9375<\/td> <\/tr> <\/table> <hr> <h3>\u3053\u306e\u7ae0\u306e\u7d50\u8ad6\uff1a\u30b5\u30eb\u30d9\u30fc\u30b8\u306f\u300c\u3069\u3053\u307e\u3067\u5143\u306b\u623b\u3057\u305f\u3044\u304b\u300d\u3067\u624b\u6bb5\u304c\u5909\u308f\u308b<\/h3> <p>Ext4\u306e\u30b5\u30eb\u30d9\u30fc\u30b8\u306b\u306f\u8907\u6570\u306e\u9053\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3069\u308c\u3082\u4e07\u80fd\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u76ee\u7684\uff08\u30d5\u30a1\u30a4\u30eb\u6551\u51fa\uff0f\u8a3c\u62e0\u6027\uff0f\u30b5\u30fc\u30d3\u30b9\u5fa9\u65e7\uff09\u3092\u5148\u306b\u56fa\u5b9a\u3057\u3001\u6761\u4ef6\uff08I\/O\u306e\u5b89\u5b9a\u6027\u3001\u4e0a\u66f8\u304d\u72b6\u6cc1\u3001\u69cb\u6210\uff09\u306b\u5408\u308f\u305b\u3066\u624b\u6bb5\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u6b21\u7ae0\u3067\u306f\u3001\u73fe\u5834\u3067\u5fc5\u305a\u805e\u304b\u308c\u308b\u300c\u3067\u3001\u4f55\u6642\u9593\u304b\u304b\u308b\u306e\uff1f\u300d\u306b\u7b54\u3048\u308b\u305f\u3081\u306e\u3001\u5fa9\u65e7\u6642\u9593\u306e\u898b\u7a4d\u3082\u308a\u30ed\u30b8\u30c3\u30af\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p> \r\n\r\n<p>\u3000<\/p> <a id=\"sec09\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u5fa9\u65e7\u306b\u201c\u4f55\u6642\u9593\u304b\u304b\u308b\u304b\u201d\u3092\u8aac\u660e\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u2015\u2015\u901f\u5ea6\u30fb\u30a8\u30e9\u30fc\u7387\u30fb\u624b\u9806\u3067\u898b\u7a4d\u3082\u308b<\/h2> <p>Ext4\u969c\u5bb3\u5bfe\u5fdc\u3067\u3001\u6280\u8853\u3068\u540c\u3058\u304f\u3089\u3044\u91cd\u8981\u306a\u306e\u304c\u300c\u898b\u7a4d\u3082\u308a\u300d\u3068\u300c\u8aac\u660e\u300d\u3067\u3059\u3002\u73fe\u5834\u3067\u306f\u5fc5\u305a\u805e\u304b\u308c\u307e\u3059\u3002<strong>\u300c\u3044\u3064\u76f4\u308b\uff1f\u300d\u300c\u4f55\u6642\u9593\u3067\u5fa9\u65e7\u3067\u304d\u308b\uff1f\u300d<\/strong>\u3002\u3053\u3053\u3067\u96d1\u306b\u7b54\u3048\u308b\u3068\u3001\u5fa9\u65e7\u4f5c\u696d\u305d\u306e\u3082\u306e\u3088\u308a\u3001\u5f8c\u306e\u4fe1\u983c\u3092\u5931\u3044\u307e\u3059\u3002\u4e00\u65b9\u3067\u3001\u6b63\u78ba\u306a\u898b\u7a4d\u3082\u308a\u306f\u7c21\u5358\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u898b\u7a4d\u3082\u308a\u3092\u201c\u5206\u89e3\u201d\u3057\u3066\u8aac\u660e\u3067\u304d\u308b\u5f62\u306b\u3059\u308b\u306e\u304c\u5b9f\u52d9\u7684\u3067\u3059\u3002<\/p> <hr> <h3>\u6642\u9593\u304c\u4f38\u3073\u308b\u8981\u56e0\u30c8\u30c3\u30d73\uff1aI\/O\u52a3\u5316\u3001\u5bb9\u91cf\u3001\u305d\u3057\u3066\u300c\u4e0a\u66f8\u304d\u56de\u907f\u300d<\/h3> <p>\u5fa9\u65e7\u6642\u9593\u3092\u652f\u914d\u3059\u308b\u8981\u56e0\u306f\u3060\u3044\u305f\u3044\u6b21\u306e3\u3064\u3067\u3059\u3002<\/p> <ul> <li><strong>I\/O\u52a3\u5316\uff08\u8aad\u307f\u53d6\u308a\u30a8\u30e9\u30fc\u3001\u30ea\u30c8\u30e9\u30a4\u3001\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\uff09<\/strong>\uff1a\u3053\u3053\u304c\u3042\u308b\u3068\u6841\u3067\u4f38\u3073\u307e\u3059\u3002\u9806\u6b21\u8aad\u307f\u304c100MB\/s\u51fa\u308b\u306f\u305a\u304c\u3001\u30ea\u30c8\u30e9\u30a4\u5730\u7344\u3067\u6570MB\/s\u4ee5\u4e0b\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/li> <li><strong>\u5bfe\u8c61\u5bb9\u91cf\uff08\u304a\u3088\u3073\u30d5\u30a1\u30a4\u30eb\u6570\/ inode\u6570\uff09<\/strong>\uff1afsck\u3084\u30e1\u30bf\u30c7\u30fc\u30bf\u691c\u67fb\u306f\u3001\u5358\u7d14\u306a\u5bb9\u91cf\u3060\u3051\u3067\u306a\u304f\u3001inode\u3084\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u6570\u306b\u5f71\u97ff\u3055\u308c\u307e\u3059\u3002<\/li> <li><strong>\u201c\u58ca\u3055\u306a\u3044\u305f\u3081\u306e\u624b\u9806\u201d\u3092\u8e0f\u3080\u3053\u3068<\/strong>\uff1a\u4fdd\u5168\uff08\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\uff09\u3092\u631f\u3080\u3001\u691c\u8a3c\u3092\u631f\u3080\u3001\u8a66\u884c\u932f\u8aa4\u3092\u5b89\u5168\u5074\u3067\u884c\u3046\u2015\u2015\u3053\u308c\u306f\u6642\u9593\u3092\u4f7f\u3044\u307e\u3059\u304c\u3001\u5931\u6557\u3092\u6e1b\u3089\u3057\u3001\u30c8\u30fc\u30bf\u30eb\u3067\u306f\u77ed\u304f\u306a\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/li> <\/ul> <hr> <h3>\u898b\u7a4d\u3082\u308a\u306f\u300c\u5de5\u7a0b\u5225\u300d\u306b\u51fa\u3059\u3068\u3001\u73fe\u5834\u3082\u7d0d\u5f97\u3057\u3084\u3059\u3044<\/h3> <p>\u5fa9\u65e7\u306e\u6642\u9593\u306f\u4e00\u62ec\u3067\u51fa\u3059\u3088\u308a\u3001\u5de5\u7a0b\u3054\u3068\u306b\u201c\u5e45\u201d\u3092\u6301\u3063\u3066\u63d0\u793a\u3059\u308b\u3068\u3001\u73fe\u5b9f\u306b\u5373\u3057\u305f\u8aac\u660e\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%;\"> <tr> <th style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u5de5\u7a0b<\/th> <th style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u4e3b\u306a\u30dc\u30c8\u30eb\u30cd\u30c3\u30af<\/th> <th style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u898b\u7a4d\u3082\u308a\u306e\u8003\u3048\u65b9\uff08\u4f8b\uff09<\/th> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u2460 \u72b6\u614b\u78ba\u8a8d\u30fb\u5207\u308a\u5206\u3051<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u30ed\u30b0\u53ce\u96c6\u3001\u69cb\u6210\u628a\u63e1\u3001\u505c\u6b62\u5224\u65ad<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u77ed\u3044\u304c\u91cd\u8981\u3002\u60c5\u5831\u304c\u63c3\u308f\u306a\u3044\u3068\u5f8c\u5de5\u7a0b\u304c\u5d29\u308c\u308b<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u2461 \u4fdd\u5168\uff08\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\uff09<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u8aad\u307f\u53d6\u308a\u901f\u5ea6\u3001\u30a8\u30e9\u30fc\u7387\u3001\u30ea\u30c8\u30e9\u30a4\u65b9\u91dd<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u300c\u5b9f\u52b9\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u00d7\u5bb9\u91cf\u300d\u3067\u6982\u7b97\u3002\u305f\u3060\u3057\u30a8\u30e9\u30fc\u304c\u591a\u3044\u3068\u6025\u5897<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u2462 \u30e1\u30bf\u30c7\u30fc\u30bf\u691c\u8a3c\uff08fsck\u691c\u8a3c\u306a\u3069\uff09<\/td> <td style=\"border:1px solid #999; padding:8px;\">inode\u6570\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u898f\u6a21\u3001CPU\/\u30e1\u30e2\u30ea\/\u30b9\u30c8\u30ec\u30fc\u30b8<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u5bb9\u91cf\u3060\u3051\u3067\u306a\u304f\u30d5\u30a1\u30a4\u30eb\u6570\u304c\u52b9\u304f\u3002\u74b0\u5883\u5dee\u304c\u5927\u304d\u3044<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u2463 \u56de\u53ce\uff08\u30b3\u30d4\u30fc\/\u30b5\u30eb\u30d9\u30fc\u30b8\uff09<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u3069\u3053\u307e\u3067\u201c\u5143\u306e\u5f62\u201d\u3092\u8981\u6c42\u3059\u308b\u304b<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u30d5\u30a1\u30a4\u30eb\u540d\u7dad\u6301\u304c\u5fc5\u8981\u3060\u3068\u96e3\u6613\u5ea6\u304c\u4e0a\u304c\u308b\u3002\u4ed5\u5206\u3051\u3082\u542b\u3081\u308b<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #999; padding:8px;\">\u2464 \u30b5\u30fc\u30d3\u30b9\u5fa9\u65e7\u30fb\u6574\u5408\u6027\u691c\u8a3c<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u30a2\u30d7\u30ea\/DB\u6574\u5408\u3001\u518d\u8d77\u52d5\u624b\u9806\u3001\u518d\u767a\u9632\u6b62<\/td> <td style=\"border:1px solid #999; padding:8px;\">\u201c\u30c7\u30fc\u30bf\u304c\u3042\u308b\u201d\u3068\u201c\u696d\u52d9\u304c\u623b\u308b\u201d\u306f\u5225\u3002\u3053\u3053\u3067\u8a70\u307e\u308b\u3053\u3068\u304c\u591a\u3044<\/td> <\/tr> <\/table> <hr> <h3>\u300c\u6642\u9593\uff1d\u5bb9\u91cf\u00f7\u901f\u5ea6\u300d\u3060\u3051\u3067\u306f\u5371\u967a\uff1a\u30a8\u30e9\u30fc\u306e\u201c\u8cea\u201d\u304c\u9055\u3046<\/h3> <p>\u540c\u30581TB\u3067\u3082\u3001\u72b6\u614b\u306b\u3088\u3063\u3066\u6240\u8981\u6642\u9593\u306f\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002I\/O\u30a8\u30e9\u30fc\u304c\u7121\u304f\u9806\u6b21\u8aad\u307f\u304c\u51fa\u308b\u306a\u3089\u3001\u6982\u7b97\u306f\u6bd4\u8f03\u7684\u5f53\u3066\u3084\u3059\u3044\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3084\u30ea\u30bb\u30c3\u30c8\u304c\u983b\u767a\u3059\u308b\u30c7\u30a3\u30b9\u30af\u306f\u3001\u8aad\u307f\u53d6\u308a\u304c\u201c\u6b62\u307e\u308b\u201d\u6642\u9593\u304c\u9577\u304f\u306a\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u8aad\u3081\u306a\u3044\u9818\u57df\u306b\u7c98\u308b\u307b\u3069\u60aa\u5316\u3059\u308b\u3053\u3068\u3082\u3042\u308b\u305f\u3081\u3001\u8aad\u307f\u65b9\u91dd\uff08\u5f8c\u56de\u3057\u3001\u6bb5\u968e\u7684\u30ea\u30c8\u30e9\u30a4\uff09\u3067\u6642\u9593\u304c\u5909\u52d5\u3057\u307e\u3059\u3002<\/p> <p>\u3053\u306e\u305f\u3081\u3001\u898b\u7a4d\u3082\u308a\u3067\u306f\u300c\u6700\u77ed\uff08\u7406\u60f3\uff09\u300d\u300c\u73fe\u5b9f\uff08\u5e73\u5747\uff09\u300d\u300c\u6700\u60aa\uff08\u30a8\u30e9\u30fc\u591a\u767a\uff09\u300d\u306e3\u3064\u3092\u7528\u610f\u3057\u3001\u4f55\u304c\u8d77\u304d\u308b\u3068\u6700\u60aa\u5074\u306b\u5bc4\u308b\u306e\u304b\u3092\u660e\u78ba\u306b\u3057\u307e\u3059\u3002\u73fe\u5834\u3084\u4e0a\u9577\u304c\u7d0d\u5f97\u3059\u308b\u306e\u306f\u3001\u6839\u62e0\u304c\u3042\u308b\u201c\u5e45\u201d\u3067\u3059\u3002\u65ad\u8a00\u306f\u5371\u967a\u3067\u3059\u3002<\/p> <hr> <h3>\u8aac\u660e\u8cac\u4efb\u3092\u52a9\u3051\u308b\u30b3\u30c4\uff1a\u9014\u4e2d\u7d4c\u904e\u3092\u201c\u6570\u5024\u201d\u3067\u793a\u3059<\/h3> <p>\u5fa9\u65e7\u4f5c\u696d\u306f\u30d6\u30e9\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u306b\u898b\u3048\u304c\u3061\u3067\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u9014\u4e2d\u7d4c\u904e\u3092\u6570\u5024\u3067\u793a\u3059\u3068\u5b89\u5fc3\u611f\u304c\u5897\u3048\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u4fdd\u5168\u306a\u3089\u300c\u4f55%\u8aad\u3081\u305f\u304b\u300d\u300c\u672a\u8aad\u9818\u57df\u306f\u3069\u306e\u304f\u3089\u3044\u304b\u300d\u3001\u56de\u53ce\u306a\u3089\u300c\u56de\u53ce\u3067\u304d\u305f\u30d5\u30a1\u30a4\u30eb\u6570\u300d\u300c\u91cd\u8981\u30d5\u30a9\u30eb\u30c0\u306e\u6574\u5408\u304c\u53d6\u308c\u305f\u304b\u300d\u3001\u3068\u3044\u3063\u305f\u5177\u5408\u3067\u3059\u3002\u3053\u308c\u304c\u3042\u308b\u3068\u3001\u9867\u5ba2\u3084\u793e\u5185\u306e\u610f\u601d\u6c7a\u5b9a\uff08\u3069\u3053\u3067\u6253\u3061\u5207\u308b\u304b\u3001\u3069\u3053\u307e\u3067\u8ffd\u52a0\u8cbb\u7528\u3092\u8a31\u5bb9\u3059\u308b\u304b\uff09\u304c\u73fe\u5b9f\u7684\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u3053\u306e\u7ae0\u306e\u7d50\u8ad6\uff1a\u898b\u7a4d\u3082\u308a\u306f\u201c\u5de5\u7a0b\u5206\u89e3\u201d\u3059\u308c\u3070\u3001\u6280\u8853\u8005\u306e\u8a00\u8449\u3067\u8aac\u660e\u3067\u304d\u308b<\/h3> <p>\u5fa9\u65e7\u6642\u9593\u306f\u904b\u3068\u74b0\u5883\u306b\u5de6\u53f3\u3055\u308c\u307e\u3059\u304c\u3001\u5206\u89e3\u3057\u3066\u8aac\u660e\u3059\u308c\u3070\u3001\u6839\u62e0\u3042\u308b\u898b\u901a\u3057\u3092\u4f5c\u308c\u307e\u3059\u3002\u305d\u3057\u3066\u3053\u306e\u300c\u8aac\u660e\u3067\u304d\u308b\u300d\u3053\u3068\u304c\u3001BtoB\u306e\u5fa9\u65e7\u3067\u306f\u6280\u8853\u3068\u540c\u3058\u304f\u3089\u3044\u4fa1\u5024\u306b\u306a\u308a\u307e\u3059\u3002\u6b21\u7ae0\u3067\u306f\u3001\u3053\u3053\u307e\u3067\u306e\u4f0f\u7dda\u3092\u56de\u53ce\u3057\u3001Ext4\u969c\u5bb3\u5bfe\u5fdc\u306e\u5e30\u7d50\u2015\u2015\u300c\u5fa9\u65e7\u3067\u304d\u308b\/\u3067\u304d\u306a\u3044\u300d\u3088\u308a\u91cd\u8981\u306a\u8a2d\u8a08\u5224\u65ad\u3068\u3001\u4e00\u822c\u8ad6\u306e\u9650\u754c\u2015\u2015\u3078\u9032\u307f\u307e\u3059\u3002<\/p> \r\n\r\n<p>\u3000<\/p> <a id=\"sec10\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u5e30\u7d50\u2015\u2015\u300c\u5fa9\u65e7\u3067\u304d\u308b\/\u3067\u304d\u306a\u3044\u300d\u3088\u308a\u91cd\u8981\u306a\u8a2d\u8a08\u5224\u65ad\uff08\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u76e3\u8996\u3001\u904b\u7528\u30eb\u30fc\u30eb\uff09<\/h2> <p>\u3053\u3053\u307e\u3067\u3001Ext4\u969c\u5bb3\u3092\u300c\u8ad6\u7406\u7834\u640d\u300d\u300cI\/O\u52a3\u5316\u300d\u300c\u69cb\u6210\u7531\u6765\u300d\u306b\u5206\u3051\u3001\u521d\u52d5\u2192\u4fdd\u5168\u2192\u4fee\u5fa9\u2192\u30b5\u30eb\u30d9\u30fc\u30b8\u2192\u6642\u9593\u898b\u7a4d\u3082\u308a\u3078\u4e00\u672c\u306e\u7dda\u3067\u7e4b\u3052\u3066\u304d\u307e\u3057\u305f\u3002\u3053\u3053\u3067\u56de\u53ce\u3057\u305f\u3044\u4f0f\u7dda\u306f\u3072\u3068\u3064\u3067\u3059\u3002Ext4\u969c\u5bb3\u306e\u73fe\u5834\u3067\u672c\u5f53\u306b\u96e3\u3057\u3044\u306e\u306f\u3001\u30c4\u30fc\u30eb\u9078\u5b9a\u3084\u30b3\u30de\u30f3\u30c9\u306e\u6697\u8a18\u3067\u306f\u306a\u304f\u3001<strong>\u201c\u3069\u3053\u3067\u4e00\u822c\u8ad6\u3092\u6368\u3066\u3066\u3001\u500b\u5225\u6848\u4ef6\u3068\u3057\u3066\u5224\u65ad\u3059\u308b\u304b\u201d<\/strong>\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u5fa9\u65e7\u305d\u306e\u3082\u306e\u3088\u308a\u3001\u5fa9\u65e7\u306e\u524d\u5f8c\u306b\u3042\u308b\u8a2d\u8a08\u30fb\u904b\u7528\u306e\u610f\u601d\u6c7a\u5b9a\u304c\u3001\u7d50\u679c\uff08\u640d\u5931\u984d\u30fb\u505c\u6b62\u6642\u9593\u30fb\u518d\u767a\u7387\uff09\u3092\u5927\u304d\u304f\u5de6\u53f3\u3057\u307e\u3059\u3002<\/p> <hr> <h3>\u5fc3\u306e\u4f1a\u8a71\uff1a\u7d50\u5c40\u300c\u58ca\u308c\u305f\u3089\u76f4\u305b\u308b\u300d\u3058\u3083\u30c0\u30e1\u306a\u3093\u3067\u3059\u304b\uff1f<\/h3> <p>\u300cExt4\u306f\u5805\u7262\u3060\u3057\u3001\u969c\u5bb3\u304c\u8d77\u304d\u3066\u3082fsck\u3067\u623b\u308b\u3053\u3068\u3082\u3042\u308b\u3002\u3060\u304b\u3089\u5927\u4e08\u592b\u300d\u2015\u2015\u305d\u3046\u8a00\u3044\u305f\u304f\u306a\u308b\u6c17\u6301\u3061\u306f\u81ea\u7136\u3067\u3059\u3002\u3067\u3082BtoB\u306e\u73fe\u5834\u3067\u306f\u3001\u201c\u623b\u308b\u3053\u3068\u304c\u3042\u308b\u201d\u3067\u306f\u8db3\u308a\u307e\u305b\u3093\u3002\u5fc5\u8981\u306a\u306e\u306f\u3001<strong>\u623b\u3089\u306a\u3044\u30b1\u30fc\u30b9\u306e\u640d\u5931\u3092\u6700\u5c0f\u5316\u3067\u304d\u308b\u8a2d\u8a08<\/strong>\u3067\u3059\u3002\u5fa9\u65e7\u304c\u6210\u529f\u3057\u3066\u3082\u3001\u305d\u306e\u9593\u306b\u696d\u52d9\u304c\u6b62\u307e\u308a\u3001\u9867\u5ba2\u5bfe\u5fdc\u3084\u4fe1\u7528\u6bc0\u640d\u304c\u8d77\u304d\u308c\u3070\u3001\u6280\u8853\u7684\u306a\u52dd\u5229\u306f\u7d4c\u55b6\u7684\u306b\u306f\u6557\u5317\u306b\u306a\u308a\u5f97\u307e\u3059\u3002<\/p> <hr> <h3>\u8a2d\u8a08\u5224\u65ad1\uff1a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u300c\u3042\u308b\/\u306a\u3044\u300d\u3067\u306f\u306a\u304f\u300c\u5fa9\u65e7\u3067\u304d\u308b\u5f62\u304b\u300d<\/h3> <p>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u201c\u5b58\u5728\u201d\u3088\u308a\u201c\u5fa9\u5143\u53ef\u80fd\u6027\u201d\u304c\u672c\u8cea\u3067\u3059\u3002\u3088\u304f\u3042\u308b\u843d\u3068\u3057\u7a74\u306f\u3001(1)\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u6700\u65b0\u3067\u306a\u3044\u3001(2)\u5fa9\u5143\u624b\u9806\u304c\u672a\u691c\u8a3c\u3001(3)\u30a2\u30d7\u30ea\u6574\u5408\uff08DB\/\u8a2d\u5b9a\/\u9375\/\u4f9d\u5b58\u30d5\u30a1\u30a4\u30eb\uff09\u304c\u53d6\u308c\u306a\u3044\u3001(4)\u5fa9\u5143\u5148\u306e\u5bb9\u91cf\u3084\u6a29\u9650\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u6574\u3063\u3066\u3044\u306a\u3044\u3001\u3067\u3059\u3002Ext4\u969c\u5bb3\u3067\u30d5\u30a1\u30a4\u30eb\u3092\u56de\u53ce\u3067\u304d\u3066\u3082\u3001\u30a2\u30d7\u30ea\u5074\u306e\u6574\u5408\u304c\u5d29\u308c\u3066\u3044\u308c\u3070\u30b5\u30fc\u30d3\u30b9\u306f\u623b\u308a\u307e\u305b\u3093\u3002\u9006\u306b\u3001\u5fa9\u5143\u624b\u9806\u304c\u691c\u8a3c\u6e08\u307f\u306a\u3089\u3001\u30c7\u30a3\u30b9\u30af\u969c\u5bb3\u306f\u201c\u5fa9\u65e7\u4f5c\u696d\u201d\u3067\u306f\u306a\u304f\u201c\u5fa9\u5143\u4f5c\u696d\u201d\u306b\u843d\u3068\u3057\u8fbc\u3081\u307e\u3059\u3002\u3053\u3053\u3067\u505c\u6b62\u6642\u9593\u306e\u6841\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u8a2d\u8a08\u5224\u65ad2\uff1a\u76e3\u8996\u306f\u300c\u969c\u5bb3\u691c\u77e5\u300d\u3067\u306f\u306a\u304f\u300c\u52a3\u5316\u306e\u65e9\u671f\u767a\u898b\u300d\u306b\u5bc4\u305b\u308b<\/h3> <p>I\/O\u52a3\u5316\u304c\u7d61\u3080\u3068\u3001\u5fa9\u65e7\u6642\u9593\u306f\u6025\u5897\u3057\u3001\u6210\u529f\u7387\u3082\u843d\u3061\u307e\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u3001SMART\u306e\u7570\u5e38\u3084\u30ea\u30c8\u30e9\u30a4\u5897\u52a0\u3001I\/O\u5f85\u3061\u306e\u5897\u52a0\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u30a8\u30e9\u30fc\u306e\u5146\u5019\u3092\u201c\u6b62\u3081\u3089\u308c\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u201d\u62fe\u3046\u3053\u3068\u304c\u52b9\u304d\u307e\u3059\u3002Ext4\u306e\u30a8\u30e9\u30fc\u306f\u3001\u7a81\u7136\u306e\u8ad6\u7406\u7834\u640d\u3060\u3051\u3067\u306a\u304f\u3001I\/O\u52a3\u5316\u304c\u5f15\u304d\u91d1\u3067\u5897\u3048\u3066\u3044\u304f\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<strong>\u300c\u969c\u5bb3\u306b\u306a\u3063\u3066\u304b\u3089\u901a\u77e5\u300d\u3067\u306f\u9045\u3044<\/strong>\u306e\u304c\u73fe\u5b9f\u3067\u3059\u3002\u76e3\u8996\u306eKPI\u306f\u300c\u843d\u3061\u305f\u304b\u300d\u3067\u306f\u306a\u304f\u3001\u300c\u843d\u3061\u308b\u524d\u306b\u6b62\u3081\u3089\u308c\u308b\u5146\u5019\u304c\u51fa\u305f\u304b\u300d\u306b\u5bc4\u305b\u308b\u65b9\u304c\u3001\u904b\u7528\u3068\u3057\u3066\u5408\u7406\u7684\u3067\u3059\u3002<\/p> <hr> <h3>\u8a2d\u8a08\u5224\u65ad3\uff1a\u904b\u7528\u30eb\u30fc\u30eb\u306f\u300c\u73fe\u5834\u306e\u5fc3\u7406\u300d\u3092\u524d\u63d0\u306b\u4f5c\u308b<\/h3> <p>\u969c\u5bb3\u6642\u3001\u4eba\u306f\u7126\u308a\u307e\u3059\u3002\u7126\u308b\u3068\u201c\u6700\u77ed\u306b\u898b\u3048\u308b\u9053\u201d\u3092\u9078\u3073\u304c\u3061\u3067\u3059\u3002Ext4\u969c\u5bb3\u3067\u8a00\u3048\u3070\u300c\u3068\u308a\u3042\u3048\u305afsck\u300d\u300c\u3068\u308a\u3042\u3048\u305a\u518d\u8d77\u52d5\u300d\u300c\u3068\u308a\u3042\u3048\u305aRAID\u518d\u69cb\u7bc9\u300d\u306a\u3069\u304c\u5178\u578b\u3067\u3059\u3002\u3060\u304b\u3089\u904b\u7528\u30eb\u30fc\u30eb\u306f\u3001\u7406\u60f3\u8ad6\u3067\u306f\u306a\u304f\u3001<strong>\u7126\u3063\u305f\u4eba\u304c\u5b88\u308c\u308b\u624b\u9806<\/strong>\u3068\u3057\u3066\u8a2d\u8a08\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u6700\u521d\u306e10\u5206\u306e\u884c\u52d5\uff08\u66f8\u304d\u8fbc\u307f\u505c\u6b62\u3001\u30ed\u30b0\u63a1\u53d6\u3001\u69cb\u6210\u60c5\u5831\u306e\u78ba\u4fdd\u3001\u4fdd\u5168\u306e\u5224\u65ad\uff09\u3092\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u5316\u3057\u3001\u8ab0\u304c\u898b\u3066\u3082\u540c\u3058\u884c\u52d5\u304c\u53d6\u308c\u308b\u72b6\u614b\u306b\u3057\u307e\u3059\u3002\u3053\u3053\u304c\u6574\u3063\u3066\u3044\u308b\u3068\u3001\u5fa9\u65e7\u306e\u8cea\u304c\u500b\u4eba\u4f9d\u5b58\u306b\u306a\u308a\u306b\u304f\u3044\u3067\u3059\u3002<\/p> <hr> <h3>\u4e00\u822c\u8ad6\u306e\u9650\u754c\uff1aRAID\/LVM\/\u4eee\u60f3\u5316\/\u6697\u53f7\u5316\u304c\u7d61\u3080\u3068\u300c\u5b89\u5168\u306a\u4e00\u624b\u300d\u304c\u5909\u308f\u308b<\/h3> <p>Ext4\u5358\u4f53\u306e\u969c\u5bb3\u306a\u3089\u3001\u3042\u308b\u7a0b\u5ea6\u201c\u578b\u201d\u3067\u8a9e\u308c\u307e\u3059\u3002\u3057\u304b\u3057\u5b9f\u52d9\u3067\u306f\u3001RAID\uff08\u30bd\u30d5\u30c8\/\u30cf\u30fc\u30c9\uff09\u3001LVM\uff08thin\u542b\u3080\uff09\u3001\u4eee\u60f3\u5316\u57fa\u76e4\u3001\u6697\u53f7\u5316\uff08LUKS\uff09\u3001\u5206\u6563\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u88fd\u54c1\u306a\u3069\u304c\u91cd\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001\u540c\u3058\u75c7\u72b6\u3067\u3082\u6700\u9069\u624b\u9806\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001degraded\u306aRAID\u3067\u306e\u518d\u540c\u671f\u306e\u6271\u3044\u3001thin 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<p>Ext4\u969c\u5bb3\u306e\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u306f\u91cd\u8981\u3067\u3059\u3002\u3057\u304b\u3057BtoB\u3067\u306f\u3001\u505c\u6b62\u6642\u9593\u3001\u8aac\u660e\u8cac\u4efb\u3001\u518d\u767a\u9632\u6b62\u3001\u305d\u3057\u3066\u300c\u6b21\u306b\u540c\u3058\u591c\u52e4\u3092\u7e70\u308a\u8fd4\u3055\u306a\u3044\u300d\u4ed5\u7d44\u307f\u3065\u304f\u308a\u304c\u540c\u3058\u304f\u3089\u3044\u91cd\u8981\u3067\u3059\u3002\u3082\u3057\u3042\u306a\u305f\u306e\u74b0\u5883\u304c\u3001\u30ec\u30ac\u30b7\u30fc\u3067\u6b62\u3081\u3065\u3089\u304f\u3001\u69cb\u6210\u304c\u8907\u96d1\u3067\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3084\u76e3\u8996\u304c\u201c\u3042\u308b\u304c\u4e0d\u5b89\u201d\u306a\u72b6\u614b\u306a\u3089\u3001\u969c\u5bb3\u304c\u8d77\u304d\u3066\u304b\u3089\u8003\u3048\u308b\u306e\u3067\u306f\u9045\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<strong>\u4e00\u822c\u8ad6\u3092\u8e0f\u307e\u3048\u305f\u3046\u3048\u3067\u3001\u500b\u5225\u6848\u4ef6\u3068\u3057\u3066\u306e\u6700\u9069\u89e3\u3092\u8a70\u3081\u305f\u3044<\/strong>\u3068\u611f\u3058\u305f\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u3001\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u306b\u76f8\u8ac7\u3059\u308b\u4fa1\u5024\u304c\u51fa\u307e\u3059\u3002\u5fa9\u65e7\u306e\u305d\u306e\u5834\u3060\u3051\u3067\u306a\u304f\u3001\u8a2d\u8a08\u30fb\u904b\u7528\u307e\u3067\u542b\u3081\u3066\u640d\u5931\u3092\u6700\u5c0f\u5316\u3059\u308b\u305f\u3081\u3067\u3059\u3002<\/p> \r\n\r\n<p>\u3000<\/p> <a id=\"sec11\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u4ed8\u9332\uff1a\u73fe\u5728\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u8a00\u8a9e\u5404\u7a2e\u3067\u300cExt4\u969c\u5bb3\u3092\u5897\u3084\u3057\u3084\u3059\u3044\u843d\u3068\u3057\u7a74\u300d\u3068\u6ce8\u610f\u70b9<\/h2> <p>\u6700\u5f8c\u306b\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u306e\u8996\u70b9\u3067\u3059\u3002Ext4\u969c\u5bb3\u305d\u306e\u3082\u306e\u306f\u30c7\u30a3\u30b9\u30af\u30fb\u69cb\u6210\u30fb\u904b\u7528\u306b\u5f37\u304f\u4f9d\u5b58\u3057\u307e\u3059\u304c\u3001\u30a2\u30d7\u30ea\u306e\u66f8\u304d\u65b9\u3084I\/O\u306e\u6271\u3044\u304c\u3001\u969c\u5bb3\u6642\u306e\u201c\u88ab\u5bb3\u306e\u898b\u3048\u65b9\u201d\u3092\u5909\u3048\u308b\u306e\u3082\u4e8b\u5b9f\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u7279\u5b9a\u8a00\u8a9e\u3092\u6279\u5224\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001<strong>\u300c\u30c7\u30fc\u30bf\u3092\u5931\u3044\u306b\u304f\u3044\u300d\u300c\u969c\u5bb3\u6642\u306b\u5207\u308a\u5206\u3051\u3057\u3084\u3059\u3044\u300d<\/strong>\u5b9f\u52d9\u4e0a\u306e\u6ce8\u610f\u70b9\u3092\u3001\u8a00\u8a9e\u30fb\u5b9f\u884c\u74b0\u5883\u3054\u3068\u306b\u6574\u7406\u3057\u307e\u3059\uff08\u6700\u7d42\u7684\u306b\u306fOS\u8a2d\u5b9a\u3001\u30de\u30a6\u30f3\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u7279\u6027\u3001\u904b\u7528\u30eb\u30fc\u30eb\u3068\u30bb\u30c3\u30c8\u3067\u8a55\u4fa1\u304c\u5fc5\u8981\u3067\u3059\uff09\u3002<\/p> <hr> <h3>\u5171\u901a\u539f\u5247\uff1aI\/O\u30a8\u30e9\u30fc\u3092\u201c\u63e1\u308a\u3064\u3076\u3055\u306a\u3044\u201d\u3001\u6c38\u7d9a\u5316\u3092\u201c\u601d\u3044\u8fbc\u307f\u3067\u8a9e\u3089\u306a\u3044\u201d<\/h3> <ul> <li><strong>\u66f8\u304d\u8fbc\u307f\u304c\u6210\u529f\u3057\u305f\uff1d\u6c38\u7d9a\u5316\u3055\u308c\u305f<\/strong>\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002OS\u306e\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3084\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3001\u30e9\u30a4\u30c8\u30d0\u30c3\u30af\u8a2d\u5b9a\u3067\u9045\u5ef6\u3057\u307e\u3059\u3002<\/li> <li>\u91cd\u8981\u30c7\u30fc\u30bf\u306f\u3001\u8981\u4ef6\u306b\u5fdc\u3058\u3066<strong>fsync \/ fdatasync \u76f8\u5f53\u306e\u540c\u671f<\/strong>\u3084\u3001\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\/\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u8a2d\u8a08\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li> <li>I\/O\u30a8\u30e9\u30fc\uff08EIO\u7b49\uff09\u3084\u30c7\u30a3\u30b9\u30af\u30d5\u30eb\uff08ENOSPC\uff09\u3001\u4e00\u6642\u30a8\u30e9\u30fc\uff08EAGAIN\u7b49\uff09\u3092<strong>\u30ed\u30b0\u306b\u6b8b\u3057\u3001\u4e0a\u4f4d\u3078\u4f1d\u64ad<\/strong>\u3055\u305b\u308b\u8a2d\u8a08\u304c\u5207\u308a\u5206\u3051\u3092\u52a9\u3051\u307e\u3059\u3002<\/li> <\/ul> <hr> <h3>C \/ C++\uff1a\u81ea\u7531\u5ea6\u304c\u9ad8\u3044\u5206\u300c\u6c38\u7d9a\u5316\u300d\u3068\u300c\u30a8\u30e9\u30fc\u51e6\u7406\u300d\u304c\u81ea\u5df1\u8cac\u4efb\u306b\u306a\u308b<\/h3> <p>C\/C++\u306f\u4f4e\u30ec\u30d9\u30ebI\/O\u3092\u76f4\u63a5\u6271\u3048\u308b\u305f\u3081\u3001\u6027\u80fd\u6700\u9069\u5316\u3084\u7279\u6b8a\u8981\u4ef6\u306b\u5f37\u3044\u4e00\u65b9\u3001\u969c\u5bb3\u8010\u6027\u306f\u8a2d\u8a08\u30fb\u5b9f\u88c5\u306e\u5dee\u304c\u5927\u304d\u304f\u51fa\u307e\u3059\u3002\u6ce8\u610f\u70b9\u306f\u3001(1)\u623b\u308a\u5024\u306e\u672a\u78ba\u8a8d\uff08write\/fsync\/rename\u7b49\uff09\u3001(2)\u90e8\u5206\u66f8\u304d\u8fbc\u307f\uff08partial write\uff09\u3084\u4e2d\u65ad\uff08EINTR\uff09\u306e\u6271\u3044\u6f0f\u308c\u3001(3)\u30c6\u30f3\u30dd\u30e9\u30ea\u2192rename\u306e\u201c\u539f\u5b50\u6027\u201d\u306b\u4f9d\u5b58\u3057\u305f\u66f4\u65b0\u8a2d\u8a08\u3067\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u540c\u671f\u3092\u5fd8\u308c\u308b\u3001(4)\u72ec\u81ea\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3084\u4e16\u4ee3\u7ba1\u7406\u304c\u7121\u3044\u3001\u306a\u3069\u3067\u3059\u3002Ext4\u4e0a\u3067\u306e\u5b89\u5168\u306a\u66f4\u65b0\u306f\u300c\u66f8\u304f\u300d\u300c\u540c\u671f\u3059\u308b\u300d\u300c\uff08\u5fc5\u8981\u306a\u3089\uff09\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3082\u540c\u671f\u3059\u308b\u300d\u306e\u3088\u3046\u306b\u3001\u8981\u4ef6\u306b\u5408\u308f\u305b\u305f\u624b\u5f53\u3066\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>Java \/ JVM\u7cfb\uff1a\u4f8b\u5916\u306f\u62fe\u3048\u3066\u3082\u300c\u6c38\u7d9a\u5316\u306e\u4fdd\u8a3c\u300d\u3092\u8aa4\u89e3\u3057\u3084\u3059\u3044<\/h3> <p>Java\u306f\u4f8b\u5916\u51e6\u7406\u3084\u62bd\u8c61\u5316\u304c\u6574\u3063\u3066\u3044\u307e\u3059\u304c\u3001FileOutputStream\u7b49\u3067flush\u3057\u305f\u3060\u3051\u3067\u5b89\u5fc3\u3057\u3066\u3057\u307e\u3046\u8aa4\u89e3\u304c\u8d77\u304d\u304c\u3061\u3067\u3059\u3002flush\u306f\u30d0\u30c3\u30d5\u30a1\u3092OS\u3078\u6e21\u3059\u3060\u3051\u3067\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u3078\u306e\u78ba\u5b9a\u3068\u306f\u5225\u554f\u984c\u306b\u306a\u308a\u5f97\u307e\u3059\u3002\u91cd\u8981\u30c7\u30fc\u30bf\u306fFileChannel.force\u7b49\u3001\u8981\u4ef6\u306b\u5fdc\u3058\u305f\u540c\u671f\u304c\u5fc5\u8981\u3067\u3059\u3002\u307e\u305f\u3001\u30ed\u30b0\u51fa\u529b\u3082\u975e\u540c\u671f\u30fb\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308b\u305f\u3081\u3001\u969c\u5bb3\u6642\u306e\u75d5\u8de1\u3092\u6b8b\u3057\u305f\u3044\u5834\u5408\u306f\u30ed\u30b0\u306e\u30d5\u30e9\u30c3\u30b7\u30e5\u65b9\u91dd\u3001\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3001\u4fdd\u5b58\u5148\uff08\u5225\u30c7\u30a3\u30b9\u30af\/\u30ea\u30e2\u30fc\u30c8\uff09\u3092\u8a2d\u8a08\u3057\u307e\u3059\u3002<\/p> <hr> <h3>Python\uff1a\u624b\u8efd\u3055\u306e\u88cf\u3067\u300c\u4f8b\u5916\u51e6\u7406\u3068\u904b\u7528\u5883\u754c\u300d\u304c\u66d6\u6627\u306b\u306a\u308a\u3084\u3059\u3044<\/h3> <p>Python\u306f\u904b\u7528\u81ea\u52d5\u5316\u3084\u30d0\u30c3\u30c1\u306b\u5f37\u3044\u53cd\u9762\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u304c\u5897\u3048\u308b\u3068\u201c\u8ab0\u304c\u8cac\u4efb\u3092\u6301\u3064\u304b\u201d\u304c\u66d6\u6627\u306b\u306a\u308a\u3084\u3059\u3044\u3067\u3059\u3002\u6ce8\u610f\u70b9\u306f\u3001(1)\u4f8b\u5916\u3092\u5927\u96d1\u628a\u306b\u63e1\u308a\u3064\u3076\u3059\uff08except: pass\uff09\u3001(2)\u4e00\u6642\u30d5\u30a1\u30a4\u30eb\u3084\u4e2d\u9593\u30d5\u30a1\u30a4\u30eb\u304c\u5897\u3048\u3001\u30c7\u30a3\u30b9\u30af\u30d5\u30eb\u3084inode\u67af\u6e07\u3092\u62db\u304f\u3001(3)\u30ed\u30b0\u304c\u6a19\u6e96\u51fa\u529b\u3060\u3051\u3067\u6c38\u7d9a\u5316\u3055\u308c\u305a\u3001\u969c\u5bb3\u6642\u306e\u5207\u308a\u5206\u3051\u304c\u96e3\u3057\u304f\u306a\u308b\u3001(4)\u4e26\u5217\u51e6\u7406\uff08multiprocessing\u7b49\uff09\u3067\u540c\u4e00\u30d5\u30a1\u30a4\u30eb\u66f4\u65b0\u306e\u7af6\u5408\u304c\u8d77\u304d\u308b\u3001\u306a\u3069\u3067\u3059\u3002\u904b\u7528\u81ea\u52d5\u5316\u307b\u3069\u300c\u30ed\u30b0\u306e\u4fdd\u5168\u300d\u300c\u5931\u6557\u6642\u306e\u505c\u6b62\u6761\u4ef6\u300d\u300c\u30ea\u30c8\u30e9\u30a4\u65b9\u91dd\uff08\u904e\u5270\u30ea\u30c8\u30e9\u30a4\u3067I\/O\u3092\u60aa\u5316\u3055\u305b\u306a\u3044\uff09\u300d\u304c\u91cd\u8981\u3067\u3059\u3002<\/p> <hr> <h3>Go\uff1a\u4e26\u884c\u51e6\u7406\u304c\u66f8\u304d\u3084\u3059\u3044\u5206\u3001I\/O\u306e\u96c6\u4e2d\u3068\u30ed\u30b0\u7206\u767a\u306b\u6ce8\u610f<\/h3> <p>Go\u306fgoroutine\u3067\u4e26\u884c\u51e6\u7406\u304c\u5bb9\u6613\u306a\u305f\u3081\u3001I\/O\u3092\u4e26\u5217\u5316\u3057\u3059\u304e\u3066\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u8ca0\u8377\u3092\u96c6\u4e2d\u3055\u305b\u308b\u4e8b\u6545\u304c\u8d77\u304d\u304c\u3061\u3067\u3059\u3002\u969c\u5bb3\u5146\u5019\u304c\u51fa\u3066\u3044\u308b\u30c7\u30a3\u30b9\u30af\u306b\u5bfe\u3057\u3066\u3001\u4e26\u5217\u30ea\u30c8\u30e9\u30a4\u304c\u8d70\u308b\u3068\u72b6\u6cc1\u3092\u60aa\u5316\u3055\u305b\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u6ce8\u610f\u70b9\u306f\u3001(1)I\/O\u306e\u4e26\u5217\u5ea6\u5236\u5fa1\u3001(2)\u30ea\u30c8\u30e9\u30a4\u306e\u6307\u6570\u30d0\u30c3\u30af\u30aa\u30d5\u3001(3)\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30ad\u30e3\u30f3\u30bb\u30eb\u3067\u201c\u6b62\u3081\u3089\u308c\u308b\u8a2d\u8a08\u201d\u3001(4)\u30ed\u30b0\u306e\u30ec\u30fc\u30c8\u5236\u9650\u3001\u3067\u3059\u3002\u969c\u5bb3\u6642\u306b\u300c\u6b62\u3081\u3089\u308c\u308b\u300d\u3053\u3068\u306f\u3001\u5fa9\u65e7\u306e\u6210\u529f\u7387\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002<\/p> <hr> <h3>Rust\uff1a\u5b89\u5168\u6027\u306f\u5f37\u3044\u304c\u300c\u6c38\u7d9a\u5316\u3068\u904b\u7528\u300d\u306f\u5225\u306e\u554f\u984c<\/h3> <p>Rust\u306f\u30e1\u30e2\u30ea\u5b89\u5168\u6027\u306e\u9762\u3067\u5f37\u307f\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u30d5\u30a1\u30a4\u30ebI\/O\u306e\u6c38\u7d9a\u5316\u4fdd\u8a3c\u3084\u969c\u5bb3\u8010\u6027\u306f\u8a00\u8a9e\u3060\u3051\u3067\u6c7a\u307e\u308a\u307e\u305b\u3093\u3002\u6ce8\u610f\u70b9\u306f\u3001(1)Result\u306e\u9069\u5207\u306a\u4f1d\u64ad\u3068\u30ed\u30b0\u5316\u3001(2)\u539f\u5b50\u66f4\u65b0\uff08temp+rename\uff09\u306e\u8a2d\u8a08\u3068\u540c\u671f\u3001(3)\u30c7\u30fc\u30bf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u30d0\u30fc\u30b8\u30e7\u30cb\u30f3\u30b0\u3084\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u8a2d\u8a08\u3001\u3067\u3059\u3002\u5b89\u5168\u306b\u201c\u58ca\u308c\u306a\u3044\u201d\u8a2d\u8a08\u306f\u3001\u578b\u5b89\u5168\u3060\u3051\u3067\u306a\u304f\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u969c\u5bb3\u6642\u306e\u7834\u640d\u30e2\u30c7\u30eb\u3092\u524d\u63d0\u306b\u4f5c\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <hr> <h3>JavaScript \/ Node.js\uff1a\u30a4\u30d9\u30f3\u30c8\u30eb\u30fc\u30d7\u3068\u975e\u540c\u671fI\/O\u3067\u300c\u9806\u5e8f\u300d\u3068\u300c\u5b8c\u4e86\u300d\u3092\u8aa4\u89e3\u3057\u3084\u3059\u3044<\/h3> <p>Node.js\u306f\u975e\u540c\u671fI\/O\u304c\u57fa\u672c\u306e\u305f\u3081\u3001\u300c\u66f8\u3044\u305f\u3064\u3082\u308a\u300d\u300c\u9589\u3058\u305f\u3064\u3082\u308a\u300d\u304c\u8d77\u304d\u3084\u3059\u3044\u9818\u57df\u304c\u3042\u308a\u307e\u3059\u3002\u6ce8\u610f\u70b9\u306f\u3001(1)\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\/Promise\u306e\u5b8c\u4e86\u3092\u5f85\u305f\u305a\u306b\u30d7\u30ed\u30bb\u30b9\u7d42\u4e86\u3001(2)\u30ed\u30b0\u3084\u30d5\u30a1\u30a4\u30eb\u66f8\u304d\u8fbc\u307f\u306e\u30d0\u30c3\u30d5\u30a1\u304c\u6b8b\u3063\u305f\u307e\u307e\u7d42\u4e86\u3001(3)\u4f8b\u5916\u304c\u30b0\u30ed\u30fc\u30d0\u30eb\u3067\u843d\u3061\u3066\u4e2d\u9014\u534a\u7aef\u306b\u6b8b\u308b\u3001\u3067\u3059\u3002\u904b\u7528\u3067\u306f\u30d7\u30ed\u30bb\u30b9\u76e3\u8996\uff08\u518d\u8d77\u52d5\uff09\u3060\u3051\u3067\u306a\u304f\u3001\u300c\u4e2d\u9014\u534a\u7aef\u306a\u72b6\u614b\u304b\u3089\u518d\u958b\u3067\u304d\u308b\u300d\u8a2d\u8a08\uff08\u51aa\u7b49\u6027\u3001\u30c1\u30a7\u30c3\u30af\u30dd\u30a4\u30f3\u30c8\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u7684\u30ed\u30b0\uff09\u304c\u91cd\u8981\u3067\u3059\u3002<\/p> <hr> <h3>PHP\uff1a\u5171\u6709\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3084\u6a29\u9650\u5236\u7d04\u306e\u4e2d\u3067\u300c\u5bb9\u91cf\u30fbinode\u30fb\u6a29\u9650\u300d\u306e\u554f\u984c\u304c\u51fa\u3084\u3059\u3044<\/h3> <p>PHP\u306fWeb\u904b\u7528\u3067\u5e83\u304f\u4f7f\u308f\u308c\u307e\u3059\u304c\u3001\u5171\u6709\u74b0\u5883\u3067\u306f\u30c7\u30a3\u30b9\u30af\u5bb9\u91cf\u30fbinode\u5236\u9650\u30fb\u6a29\u9650\u30fb\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u904b\u7528\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306b\u306a\u308a\u3084\u3059\u3044\u3067\u3059\u3002\u6ce8\u610f\u70b9\u306f\u3001(1)\u30ed\u30b0\u3084\u30bb\u30c3\u30b7\u30e7\u30f3\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u80a5\u5927\u5316\u3057\u3066\u30c7\u30a3\u30b9\u30af\u30d5\u30eb\u3001(2)\u6a29\u9650\u30df\u30b9\u3067\u5fa9\u65e7\u6642\u306b\u8aad\u307f\u51fa\u305b\u306a\u3044\u3001(3)\u30d7\u30e9\u30b0\u30a4\u30f3\u7b49\u306e\u66f4\u65b0\u3067\u30d5\u30a1\u30a4\u30eb\u304c\u5897\u3048\u3001inode\u67af\u6e07\u3001\u3067\u3059\u3002\u7279\u306bWordPress\u904b\u7528\u3067\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u5fa9\u5143\u30c6\u30b9\u30c8\u3001\u30ed\u30b0\u306e\u9000\u907f\u5148\u3001\u66f4\u65b0\u624b\u9806\uff08\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30e2\u30fc\u30c9\uff09\u3092\u56fa\u3081\u308b\u3053\u3068\u304c\u3001\u969c\u5bb3\u6642\u306e\u5fa9\u65e7\u3092\u73fe\u5b9f\u7684\u306b\u3057\u307e\u3059\u3002<\/p> <hr> <h3>\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\uff1a\u5c0f\u3055\u306a\u81ea\u52d5\u5316\u304c\u7a4d\u307f\u91cd\u306a\u308b\u3068\u300c\u7834\u58ca\u529b\u300d\u304c\u5927\u304d\u304f\u306a\u308b<\/h3> <p>\u30b7\u30a7\u30eb\u306f\u5f37\u529b\u3067\u3059\u304c\u3001rm\u3084mv\u3001\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u4e00\u3064\u3067\u5927\u4e8b\u6545\u306b\u306a\u308a\u307e\u3059\u3002\u6ce8\u610f\u70b9\u306f\u3001(1)set -e \/ pipefail\u7b49\u3092\u4f7f\u308f\u305a\u5931\u6557\u3092\u898b\u9003\u3059\u3001(2)\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u3084\u5909\u6570\u5c55\u958b\u306e\u60f3\u5b9a\u5916\u3001(3)\u30ed\u30b0\u304c\u6b8b\u3089\u306a\u3044\u3001(4)cron\u3067\u7121\u9650\u30ea\u30c8\u30e9\u30a4\u7684\u306b\u52d5\u3044\u3066I\/O\u3092\u60aa\u5316\u3055\u305b\u308b\u3001\u3067\u3059\u3002\u969c\u5bb3\u5146\u5019\uff08I\/O error\u7b49\uff09\u304c\u51fa\u305f\u3089\u81ea\u52d5\u51e6\u7406\u304c\u6b62\u307e\u308b\u4ed5\u7d44\u307f\uff08\u30d5\u30a7\u30a4\u30eb\u30bb\u30fc\u30d5\uff09\u3092\u5165\u308c\u308b\u3068\u3001Ext4\u969c\u5bb3\u306e\u62e1\u5927\u3092\u9632\u3052\u307e\u3059\u3002<\/p> <hr> <h3>\u3053\u306e\u4ed8\u9332\u306e\u7d50\u8ad6\uff1a\u8a00\u8a9e\u306e\u554f\u984c\u306b\u898b\u3048\u3066\u3001\u5b9f\u306f\u300cI\/O\u8981\u4ef6\u5b9a\u7fa9\u300d\u3068\u300c\u904b\u7528\u8a2d\u8a08\u300d\u306e\u554f\u984c<\/h3> <p>\u300c\u3069\u306e\u8a00\u8a9e\u304c\u5b89\u5168\u304b\u300d\u3067\u306f\u306a\u304f\u3001\u300c\u305d\u306e\u30c7\u30fc\u30bf\u306f\u3069\u3053\u307e\u3067\u6c38\u7d9a\u6027\u304c\u5fc5\u8981\u304b\u300d\u300c\u969c\u5bb3\u6642\u306b\u4f55\u3092\u512a\u5148\u3059\u308b\u304b\uff08\u30b5\u30fc\u30d3\u30b9\u7d99\u7d9a\uff0f\u8a3c\u62e0\u6027\uff0f\u6574\u5408\u6027\uff09\u300d\u300c\u5931\u6557\u3092\u691c\u77e5\u3057\u3066\u6b62\u3081\u3089\u308c\u308b\u304b\u300d\u3068\u3044\u3046\u8981\u4ef6\u304c\u5148\u306b\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u304c\u66d6\u6627\u306a\u307e\u307e\u5b9f\u88c5\u30fb\u904b\u7528\u304c\u7a4d\u307f\u4e0a\u304c\u308b\u3068\u3001Ext4\u969c\u5bb3\u304c\u8d77\u304d\u305f\u3068\u304d\u306b\u201c\u5fa9\u65e7\u306e\u96e3\u6613\u5ea6\u201d\u304c\u8df3\u306d\u307e\u3059\u3002\u4e00\u822c\u8ad6\u3067\u306f\u8a9e\u308a\u5207\u308c\u306a\u3044\u9818\u57df\u3060\u304b\u3089\u3053\u305d\u3001\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u30fb\u904b\u7528\u30fb\u5fa9\u65e7\u624b\u9806\u307e\u3067\u542b\u3081\u3066\u500b\u5225\u6700\u9069\u3092\u8a70\u3081\u305f\u3044\u5834\u5408\u306f\u3001\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u3078\u306e\u76f8\u8ac7\u304c\u73fe\u5b9f\u7684\u306a\u9078\u629e\u80a2\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\r\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ad4fc4e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ad4fc4e\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-faca212\" data-id=\"faca212\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-986eb39 elementor-widget elementor-widget-html\" data-id=\"986eb39\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style> .toc-001 { width: 100%; margin-bottom: 30px; padding: 2em 2em 2em 4em; border: 1px solid #999; background-color: #f7f7f7; color: #333333; box-sizing: border-box; } .toc-001 div { display: flex; align-items: center; margin: 0; padding: 5p\u60c5\u5831\u5de5\u5b66x 0; } .toc-001 ol { list-style-type: decimal; margin: 0; padding: 0 2.2em; overflow: hidden; } .toc-001 ol ol { margin-top: 15px; } .toc-001 li { padding: 15px 0; } .toc-001 a { color: #166c9d; } .heading-23 { padding: .5em .7em; border-left: 5px solid #333e8e; border-bottom: 3px solid #d2d2d2; background-color: #f2f2f2; color: #333333; } .heading-33 { display: flex; align-items: center; column-gap: 8px; color: #333333; border-bottom: 1px solid #2589d0; } .heading-33::before { width: 0.8em; height: 0.4em; border-bottom: 4px solid #2589d0; border-left: 4px solid #2589d0; transform: rotate(-45deg) translate(2px, -2px); content: ''; } .heading-33 span { display: inline-block; position: relative; padding: 0 .4em .2em; color: #333333; } .heading-33 span::before { position: absolute; bottom: -3px; left: 0; width: 100%; height: 3px; background-color: #2589d0; content: ''; } <\/style> <div class=\"box-011\"> <span>\u89e3\u6c7a\u3067\u304d\u308b\u3053\u3068\u30fb\u60f3\u5b9a\u8ab2\u984c<\/span> <p>1. Ext4\u969c\u5bb3\u6642\u306e\u5fa9\u65e7\u30d5\u30ed\u30fc\u3092\u7406\u89e3\u3057\u3001\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3092\u6700\u5c0f\u5316\u3067\u304d\u308b\u4f53\u5236\u3092\u69cb\u7bc9\u3057\u307e\u3059\u3002<br> 2. BCP\u3084\u6cd5\u4ee4\u9806\u5b88\u3092\u8003\u616e\u3057\u305f\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\uff0f\u904b\u7528\u30d5\u30ed\u30fc\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<br> 3. \u7d4c\u55b6\u5c64\u306b\u8aac\u660e\u53ef\u80fd\u306aKPI\u3068\u6295\u8cc7\u5bfe\u52b9\u679c\u3092\u3001\u8cc7\u6599\u3068\u3057\u3066\u63d0\u793a\u3057\u307e\u3059\u3002<\/p> <\/div> <div class=\"toc-001\"> <div>\u76ee\u6b21<\/div> <ol> <li><a href=\"#chapter1\">Ext4\u969c\u5bb3\u306e\u57fa\u790e\u77e5\u8b58<\/a><\/li> <li> <a href=\"#chapter2\">\u5146\u5019\u3068\u65e9\u671f\u691c\u77e5<\/a> <ol> <li><a href=\"#chapter2-1\">\u30ed\u30b0\u5206\u6790<\/a><\/li> <li><a href=\"#chapter2-2\">SMART\u76e3\u8996<\/a><\/li> <\/ol> <\/li> <li><a href=\"#chapter3\">\u521d\u52d530\u5206\u30d5\u30ed\u30fc<\/a><\/li> <li><a href=\"#chapter4\">\u6a19\u6e96\u30c4\u30fc\u30eb\u306b\u3088\u308b\u4fee\u5fa9<\/a><\/li> <li><a href=\"#chapter5\">\u4e0a\u7d1a\u30c6\u30af\u30cb\u30c3\u30af<\/a><\/li> <li><a href=\"#chapter6\">\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u8996\u70b9<\/a><\/li> <li><a href=\"#chapter7\">BCP\u3068\u4e09\u91cd\u5316\u8a2d\u8a08<\/a><\/li> <li><a href=\"#chapter8\">\u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd<\/a><\/li> <li><a href=\"#chapter9\">\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3068\u76e3\u67fb<\/a><\/li> <li><a href=\"#chapter10\">\u4eba\u6750\u80b2\u6210\u3068\u52df\u96c6<\/a><\/li> <li><a href=\"#chapter11\">\u95a2\u4fc2\u8005\u30de\u30c3\u30d7\u3068\u6ce8\u610f\u70b9<\/a><\/li> <li><a href=\"#chapter12\">\u5916\u90e8\u5c02\u9580\u5bb6\u3078\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3<\/a><\/li> <\/ol> <\/div> <div style=\"text-align:center; margin-bottom:30px;\"> <a href=\"https:\/\/jouhou.main.jp\/?page_id=26886\"> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/%E6%97%A5%E6%9C%AC%E8%B5%A4%E5%8D%81%E5%AD%97%E3%82%82%E4%BD%BF%E3%81%86%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AE%E3%82%B5%E3%83%BC%E3%83%93%E3%82%B9.jpg\" alt=\"\u65e5\u672c\u8d64\u5341\u5b57\u3082\u5229\u7528\u3059\u308b\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\u3092\u305c\u3072\u3054\u5229\u7528\u304f\u3060\u3055\u3044\"> <\/a> <\/div> <div id=\"chapter1\"><\/div> <div style=\"margin-top:50pt;\"><\/div> <h2 class=\"heading-23\">Ext4\u969c\u5bb3\u306e\u57fa\u790e\u77e5\u8b58<\/h2> <p> Linux\u306eExt4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u9ad8\u901f\u5316\u3068\u4fe1\u983c\u6027\u78ba\u4fdd\u306e\u305f\u3081<strong>\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\u6a5f\u80fd<\/strong>\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\u3068\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u524d\u5f8c\u306e\u72b6\u614b\u3092\u30ed\u30b0\u306b\u8ffd\u8a18\u3057\u3001\u969c\u5bb3\u767a\u751f\u6642\u306b\u306f\u4e00\u8cab\u6027\u3092\u4fdd\u3063\u305f\u5fa9\u65e7\u3092\u884c\u3046\u4ed5\u7d44\u307f\u3067\u3059\u3002\u672c\u7ae0\u3067\u306f\u3001Ext4\u304c\u3069\u306e\u3088\u3046\u306b\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u7ba1\u7406\u3057\u3001\u4ee3\u8868\u7684\u306a\u969c\u5bb3\u30d1\u30bf\u30fc\u30f3\u304c\u3069\u306e\u3088\u3046\u306b\u767a\u751f\u3059\u308b\u304b\u3092\u6574\u7406\u3057\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001<em>\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u306e\u7834\u640d<\/em>\u3084<em>\u30b8\u30e3\u30fc\u30ca\u30eb\u9818\u57df\u306e\u4e0d\u6574\u5408<\/em>\u3001<em>inode\u30c6\u30fc\u30d6\u30eb\u306e\u7834\u640d<\/em>\u306a\u3069\u3001\u4e3b\u8981\u306a\u969c\u5bb3\u539f\u56e0\u3068\u767a\u751f\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u89e3\u8aac\u3057\u3001\u5f8c\u7d9a\u7ae0\u306e\u5fa9\u65e7\u624b\u9806\u7406\u89e3\u306b\u5fc5\u8981\u306a\u57fa\u790e\u77e5\u8b58\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u307e\u305f\u3001Ext4\u306e\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u69cb\u9020\uff08\u30d6\u30ed\u30c3\u30af\u30b0\u30eb\u30fc\u30d7\u3001extents\u3001\u30ac\u30fc\u30d9\u30b8\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u6a5f\u80fd\uff09\u306b\u3064\u3044\u3066\u3082\u6982\u89b3\u3057\u3001\u969c\u5bb3\u767a\u751f\u6642\u306b\u3069\u306e\u9818\u57df\u3092\u512a\u5148\u7684\u306b\u30c1\u30a7\u30c3\u30af\u3059\u3079\u304d\u304b\u3092\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5fa9\u65e7\u65b9\u6cd5\u306e\u9078\u629e\u80a2\u3084\u6642\u9593\u898b\u7a4d\u3082\u308a\u306e\u59a5\u5f53\u6027\u3092\u8a55\u4fa1\u3059\u308b\u571f\u53f0\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002 <\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052314281400001\" alt=\"ALT: Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u4e3b\u8981\u969c\u5bb3\u30d1\u30bf\u30fc\u30f3\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\"> <div id=\"chapter2\"><\/div> <div style=\"margin-top:50pt;\"><\/div> <h2 class=\"heading-23\">\u5146\u5019\u3068\u65e9\u671f\u691c\u77e5<\/h2> <p> Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u969c\u5bb3\u306f\u3001\u4e8b\u524d\u306e\u4e88\u5146\u3092\u3044\u304b\u306b\u6349\u3048\u3089\u308c\u308b\u304b\u304c\u5fa9\u65e7\u6210\u529f\u306e\u9375\u3068\u306a\u308a\u307e\u3059\u3002\u672c\u7ae0\u3067\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u30ed\u30b0\u306e\u8aad\u307f\u65b9\u3068SMART\u306b\u3088\u308b\u30c7\u30a3\u30b9\u30af\u81ea\u5df1\u8a3a\u65ad\u306e\u5c0e\u5165\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u3001\u969c\u5bb3\u767a\u751f\u524d\u306b\u30a2\u30e9\u30fc\u30c8\u3092\u4e0a\u3052\u308b\u904b\u7528\u4f53\u5236\u3092\u69cb\u7bc9\u3059\u308b\u624b\u9806\u3092\u793a\u3057\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001dmesg\u3084\/var\/log\/kern.log\u306b\u73fe\u308c\u308b\u5178\u578b\u7684\u306a\u30a8\u30e9\u30fc\u30b5\u30a4\u30f3\u306e\u4f8b\u3092\u6319\u3052\u3001\u5b9a\u671f\u7684\u306a\u30ed\u30b0\u76e3\u8996\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u30b5\u30f3\u30d7\u30eb\u3082\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\u307e\u305f\u3001smartmontools\u3092\u4f7f\u3063\u305fSMART\u5024\u76e3\u8996\u306e\u8a2d\u5b9a\u4f8b\u3092\u901a\u3058\u3066\u3001\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u52a3\u5316\u3092\u4e8b\u524d\u306b\u5bdf\u77e5\u3057\u3001\u8a08\u753b\u7684\u306a\u4ea4\u63db\u3084\u30ea\u30d3\u30eb\u30c9\u3092\u5b9f\u65bd\u3059\u308b\u30d5\u30ed\u30fc\u3092\u793a\u3057\u307e\u3059\u3002 <\/p> <h3 class=\"heading-33\"><span>\u30ed\u30b0\u5206\u6790<\/span><\/h3> <p> Ext4\u969c\u5bb3\u306e\u521d\u671f\u5146\u5019\u3068\u3057\u3066\u6700\u3082\u591a\u3044\u306e\u304c\u3001\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u4e2d\u306e <code>EXT4-fs error<\/code> \u3084 <code>I\/O error<\/code> \u306e\u8a18\u9332\u3067\u3059\u3002\u3053\u308c\u3089\u306f\u30de\u30a6\u30f3\u30c8\u6642\u3084\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u6642\u306b\u767a\u751f\u3057\u3001\u4ee5\u4e0b\u306e\u30d1\u30bf\u30fc\u30f3\u3067\u73fe\u308c\u307e\u3059\u3002 <ul> <li>\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u4e0d\u6574\u5408\u306b\u3088\u308b\u518d\u30de\u30a6\u30f3\u30c8\u8b66\u544a<\/li> <li>inode\u30a8\u30e9\u30fc\u306b\u3088\u308b\u30d5\u30a1\u30a4\u30eb\u8aad\u8fbc\u5931\u6557\u30ed\u30b0<\/li> <li>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30a8\u30f3\u30c8\u30ea\u306e\u7834\u640d\u3092\u77e5\u3089\u305b\u308b\u30a8\u30e9\u30fc<\/li> <\/ul> \u3053\u308c\u3089\u306e\u30ed\u30b0\u3092\u53d7\u3051\u3066\u3001\u5373\u6642\u306b\u5bfe\u8c61\u30c7\u30a3\u30b9\u30af\u3092\u8aad\u307f\u53d6\u308a\u5c02\u7528\u30e2\u30fc\u30c9\u306b\u5207\u308a\u66ff\u3048\u3001\u30c7\u30a3\u30b9\u30af\u30a4\u30e1\u30fc\u30b8\u3092\u53d6\u5f97\u3059\u308b\u521d\u52d5\u5224\u65ad\u3092\u884c\u3046\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002 <\/p> <h3 class=\"heading-33\"><span>SMART\u76e3\u8996<\/span><\/h3> <p> SMART\uff08Self-Monitoring, Analysis, and Reporting Technology\uff09\u306f\u3001\u30c7\u30a3\u30b9\u30af\u81ea\u8eab\u304c\u5065\u5eb7\u72b6\u614b\u3092\u81ea\u5df1\u76e3\u8996\u3057\u3001\u4e88\u5146\u3092\u5831\u544a\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002Linux\u3067\u306f <code>smartmontools<\/code> \u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u5c0e\u5165\u3057\u3001 <code>smartd<\/code> \u30c7\u30fc\u30e2\u30f3\u3067\u5b9a\u671f\u30c1\u30a7\u30c3\u30af\u3092\u884c\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u8a2d\u5b9a\u4f8b\u3067\u306f\u3001\u6bce\u6669\u6df1\u591c\u306b\u5168\u30c7\u30a3\u30b9\u30af\u306eSMART\u30c6\u30b9\u30c8\u3092\u5b9f\u884c\u3057\u3001\u7d50\u679c\u3092syslog\u306b\u51fa\u529b\u3057\u307e\u3059\u3002 <ul> <li>\/etc\/smartd.conf \u306b\u5bfe\u8c61\u30c7\u30d0\u30a4\u30b9\u3068\u30c6\u30b9\u30c8\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u8a18\u8f09<\/li> <li>smartd.service \u3092\u6709\u52b9\u5316\u3057\u3001\u81ea\u52d5\u8d77\u52d5\u8a2d\u5b9a\u3092\u5b9f\u65bd<\/li> <li>\u969c\u5bb3\u95be\u5024\uff08Reallocated_Sector_Ct\u7b49\uff09\u8d85\u904e\u6642\u306b\u30e1\u30fc\u30eb\u901a\u77e5\u8a2d\u5b9a<\/li> <\/ul> \u3053\u308c\u306b\u3088\u308a\u3001\u7269\u7406\u30c7\u30a3\u30b9\u30af\u306e\u30bb\u30af\u30bf\u4ee3\u66ff\u3084\u4e88\u5099\u4e0d\u826f\u306e\u5146\u5019\u3092\u4e8b\u524d\u306b\u5bdf\u77e5\u3057\u3001\u696d\u52d9\u6642\u9593\u5916\u3067\u306e\u5bfe\u5fdc\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002 <\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052314281400002\" alt=\"ALT: Ext4\u969c\u5bb3\u4e88\u5146\u691c\u77e5\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"margin-top:30px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 <\/div> <p style=\"margin-top:10px;\"> \u6280\u8853\u62c5\u5f53\u8005\u306f\u3001\u30ed\u30b0\u306eERROR\u3084SMART\u30a2\u30e9\u30fc\u30c8\u3092\u4e0a\u53f8\u306b\u5831\u544a\u3059\u308b\u969b\u3001<strong>\u300c\u3044\u3064\u300d\u300c\u3069\u306e\u30ed\u30b0\u9805\u76ee\u3067\u300d\u300c\u3069\u306e\u95be\u5024\u3092\u8d85\u3048\u305f\u304b\u300d<\/strong>\u3092\u660e\u78ba\u306b\u4f1d\u3048\u307e\u3057\u3087\u3046\u3002\u8aad\u307f\u53d6\u308a\u5c02\u7528\u5207\u66ff\u306e\u8aa4\u64cd\u4f5c\u3092\u9632\u3050\u305f\u3081\u3001\u64cd\u4f5c\u624b\u9806\u3068\u5f71\u97ff\u7bc4\u56f2\u3092\u4e8b\u524d\u5171\u6709\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/p> <div style=\"margin-top:20px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> Perspective <\/div> <p style=\"margin-top:10px;\"> \u30ed\u30b0\u76e3\u8996\u30b9\u30af\u30ea\u30d7\u30c8\u3084smartd\u8a2d\u5b9a\u3092\u81ea\u52d5\u5316\u3059\u308b\u969b\u306f\u3001<strong>\u8aa4\u691c\u77e5\u306b\u3088\u308b\u983b\u7e41\u306a\u30a2\u30e9\u30fc\u30c8<\/strong>\u3092\u907f\u3051\u308b\u305f\u3081\u3001\u95be\u5024\u8abf\u6574\u3068\u30c6\u30b9\u30c8\u5b9f\u884c\u7d50\u679c\u306e\u4eba\u624b\u78ba\u8a8d\u30eb\u30fc\u30c1\u30f3\u3092\u8a2d\u3051\u308b\u3053\u3068\u3092\u5fd8\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002 <\/p> <div id=\"chapter3\"><\/div> <div style=\"margin-top:50pt;\"><\/div> <h2 class=\"heading-23\">\u521d\u52d530\u5206\u30d5\u30ed\u30fc<\/h2> <p> Ext4\u969c\u5bb3\u767a\u751f\u5f8c\u306e<strong>\u521d\u52d530\u5206<\/strong>\u306f\u3001\u30c7\u30fc\u30bf\u640d\u5931\u3092\u6700\u5c0f\u5316\u3057\u5fa9\u65e7\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u305f\u3081\u306e\u6975\u3081\u3066\u91cd\u8981\u306a\u6642\u9593\u5e2f\u3067\u3059\u3002\u672c\u7ae0\u3067\u306f\u3001\u969c\u5bb3\u691c\u77e5\u76f4\u5f8c\u304b\u3089\u30c7\u30a3\u30b9\u30af\u30a4\u30e1\u30fc\u30b8\u53d6\u5f97\u3001\u8aad\u307f\u53d6\u308a\u5c02\u7528\u5316\u3001\u4e3b\u8981\u30ed\u30b0\u306e\u78ba\u4fdd\u3001fsck\u5b9f\u884c\u6e96\u5099\u307e\u3067\u306e\u5177\u4f53\u7684\u306a\u30b9\u30c6\u30c3\u30d7\u3092\u6642\u7cfb\u5217\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002 <\/p> <h3 class=\"heading-33\"><span>\u30b9\u30c6\u30c3\u30d7\u6982\u8981<\/span><\/h3> <p> \u4ee5\u4e0b\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3092\u3082\u3068\u306b\u3001\u8fc5\u901f\u304b\u3064\u629c\u3051\u6f0f\u308c\u306e\u306a\u3044\u521d\u52d5\u5bfe\u5fdc\u3092\u884c\u3044\u307e\u3059\u3002 <\/p> \u521d\u52d530\u5206\u5bfe\u5fdc\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8  <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u6642\u9593\u76ee\u5b89<\/th> <th>\u4f5c\u696d\u5185\u5bb9<\/th> <th>\u5099\u8003<\/th> <\/tr> <\/thead> <tbody> <tr> <td>0\uff5e5\u5206<\/td> <td>\u8aad\u307f\u53d6\u308a\u5c02\u7528\u30de\u30a6\u30f3\u30c8\uff08mount -o ro\uff09<\/td> <td>\u30c7\u30fc\u30bf\u4e0a\u66f8\u304d\u9632\u6b62<\/td> <\/tr> <tr> <td>5\uff5e10\u5206<\/td> <td>\u30c7\u30a3\u30b9\u30af\u30a4\u30e1\u30fc\u30b8\u53d6\u5f97\uff08dd if=\/dev\/sdX of=image.dd\uff09<\/td> <td>\u30aa\u30ea\u30b8\u30ca\u30eb\u4fdd\u5168<\/td> <\/tr> <tr> <td>10\uff5e15\u5206<\/td> <td>\u4e3b\u8981\u30ed\u30b0\u30b3\u30d4\u30fc\uff08\/var\/log\/kern.log \u4ed6\uff09<\/td> <td>\u539f\u56e0\u89e3\u6790\u7528\u306b\u4fdd\u7ba1<\/td> <\/tr> <tr> <td>15\uff5e20\u5206<\/td> <td>fsck\u7528\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/td> <td>\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u691c\u8a3c\u7528<\/td> <\/tr> <tr> <td>20\uff5e30\u5206<\/td> <td>fsck.ext4 \u5b9f\u884c\u6e96\u5099\uff1a\u30aa\u30d7\u30b7\u30e7\u30f3\u691c\u8a0e<\/td> <td>-n, -p, \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d6\u30ed\u30c3\u30af\u756a\u53f7\u691c\u8a0e<\/td> <\/tr> <\/tbody> <\/table> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052314281400003\" alt=\"ALT: Ext4\u521d\u52d530\u5206\u5bfe\u5fdc\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"margin-top:30px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 <\/div> <p style=\"margin-top:10px;\"> \u521d\u52d5\u5bfe\u5fdc\u6642\u306f\u300c\u8aad\u307f\u53d6\u308a\u5c02\u7528\u5316\u300d\u300c\u30a4\u30e1\u30fc\u30b8\u53d6\u5f97\u300d\u306e\u9806\u5e8f\u3092\u8aa4\u308b\u3068\u3001\u30c7\u30fc\u30bf\u4e0a\u66f8\u304d\u30ea\u30b9\u30af\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u4e0a\u53f8\u306b\u306f\u5fc5\u305a<strong>\u624b\u9806\u9806\u5e8f\u3068\u5f71\u97ff\u7bc4\u56f2<\/strong>\u3092\u56f3\u793a\u3057\u3066\u5171\u6709\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/p> <div style=\"margin-top:20px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> Perspective <\/div> <p style=\"margin-top:10px;\"> \u5b9f\u969b\u306e\u73fe\u5834\u3067\u306f\u3001\u30b3\u30de\u30f3\u30c9\u5b9f\u884c\u30df\u30b9\u304c\u767a\u751f\u3057\u3084\u3059\u3044\u3067\u3059\u3002<strong>\u4f5c\u696d\u30ea\u30b9\u30c8\u3092\u7d19\u307e\u305f\u306f\u96fb\u5b50\u5316\u3057\u3001\u4e00\u3064\u305a\u3064\u78ba\u5b9f\u306b\u30c1\u30a7\u30c3\u30af<\/strong>\u3057\u306a\u304c\u3089\u9032\u3081\u307e\u3057\u3087\u3046\u3002 <\/p> <div id=\"chapter4\"><\/div> <div style=\"margin-top:50pt;\"><\/div> <h2 class=\"heading-23\">\u6a19\u6e96\u30c4\u30fc\u30eb\u306b\u3088\u308b\u4fee\u5fa9<\/h2> <p> Linux\u306b\u306fExt4\u5c02\u7528\u306e\u4fee\u5fa9\u30c4\u30fc\u30eb\u304c\u6a19\u6e96\u3067\u63d0\u4f9b\u3055\u308c\u3066\u304a\u308a\u3001fsck.ext4\u3084debugfs\u306a\u3069\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u969c\u5bb3\u304b\u3089\u306e\u5fa9\u65e7\u3092\u52b9\u7387\u5316\u3067\u304d\u307e\u3059\u3002\u672c\u7ae0\u3067\u306f\u3001\u5404\u30c4\u30fc\u30eb\u306e\u5f79\u5272\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u4f7f\u3044\u5206\u3051\u3001\u5b9f\u884c\u6642\u306e\u6ce8\u610f\u70b9\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002 <\/p> <h3 class=\"heading-33\"><span>fsck.ext4 \u306e\u57fa\u672c\u30aa\u30d7\u30b7\u30e7\u30f3<\/span><\/h3> <p> fsck.ext4\u306f\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u4e00\u8cab\u6027\u30c1\u30a7\u30c3\u30af\u3068\u4fee\u5fa9\u3092\u884c\u3046\u30b3\u30de\u30f3\u30c9\u3067\u3059\u3002\u3088\u304f\u4f7f\u3046\u4e3b\u306a\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002 <ul> <li><code>-n<\/code>\uff1a\u8aad\u307f\u53d6\u308a\u5c02\u7528\u30e2\u30fc\u30c9\u3067\u30c1\u30a7\u30c3\u30af\u3002\u81ea\u52d5\u4fee\u5fa9\u306f\u884c\u308f\u305a\u3001\u5b89\u5168\u306b\u691c\u8a3c\u306e\u307f\u3002<\/li> <li><code>-p<\/code>\uff1a\u81ea\u52d5\u4fee\u5fa9\u30e2\u30fc\u30c9\u3002\u8efd\u5fae\u306a\u4e0d\u6574\u5408\u3092\u81ea\u52d5\u3067\u4fee\u6b63\u3002<\/li> <li><code>-y<\/code>\uff1a\u3059\u3079\u3066\u306e\u4fee\u5fa9\u78ba\u8a8d\u3092\u81ea\u52d5\u201cYes\u201d\u3067\u5b9f\u884c\u3002<\/li> <li><code>-b \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d6\u30ed\u30c3\u30af\u756a\u53f7<\/code>\uff1a\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u6307\u5b9a\u3057\u3066\u5fa9\u65e7\u3002<\/li> <\/ul> \u6700\u521d\u306f\u5fc5\u305a<code>-n<\/code>\u3067\u969c\u5bb3\u7b87\u6240\u3092\u7279\u5b9a\u3057\u3001\u305d\u306e\u5f8c<code>-p<\/code>\u3084\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d6\u30ed\u30c3\u30af\u3092\u4f7f\u3063\u3066\u5fa9\u65e7\u3057\u307e\u3059\u3002 <\/p> \u4e3b\u8981\u30aa\u30d7\u30b7\u30e7\u30f3\u6bd4\u8f03\u8868  <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u30aa\u30d7\u30b7\u30e7\u30f3<\/th> <th>\u52b9\u679c<\/th> <th>\u4f7f\u7528\u30bf\u30a4\u30df\u30f3\u30b0<\/th> <\/tr> <\/thead> <tbody> <tr> <td>-n<\/td> <td>\u8aad\u307f\u53d6\u308a\u5c02\u7528\u30c1\u30a7\u30c3\u30af<\/td> <td>\u521d\u56de\u691c\u8a3c\u6642<\/td> <\/tr> <tr> <td>-p<\/td> <td>\u81ea\u52d5\u4fee\u5fa9<\/td> <td>\u8efd\u5fae\u30a8\u30e9\u30fc\u5bfe\u5fdc<\/td> <\/tr> <tr> <td>-y<\/td> <td>\u5168\u81ea\u52d5\u4fee\u5fa9<\/td> <td>\u4eba\u7684\u78ba\u8a8d\u4e0d\u8981\u6642<\/td> <\/tr> <tr> <td>-b<\/td> <td>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u5fa9\u65e7<\/td> <td>\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u7834\u640d\u6642<\/td> <\/tr> <\/tbody> <\/table> <h3 class=\"heading-33\"><span>debugfs \u3092\u7528\u3044\u305f\u624b\u52d5\u64cd\u4f5c<\/span><\/h3> <p> debugfs\u306fExt\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u30b7\u30a7\u30eb\u3067\u3001\u7279\u5b9ainode\u306e\u5185\u5bb9\u78ba\u8a8d\u3084\u4fee\u6b63\u304c\u53ef\u80fd\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u624b\u9806\u3067\u5229\u7528\u3057\u307e\u3059\u3002 <ul> <li><code>debugfs -w image.dd<\/code>\uff1a\u66f8\u304d\u8fbc\u307f\u30e2\u30fc\u30c9\u3067\u30c7\u30a3\u30b9\u30af\u30a4\u30e1\u30fc\u30b8\u3092\u958b\u304f\u3002<\/li> <li><code>stat <inode\u756a\u53f7><\/code>\uff1ainode\u60c5\u5831\u3092\u8868\u793a\u3002<\/li> <li><code>clri <inode\u756a\u53f7><\/code>\uff1a\u7834\u640dinode\u3092\u30af\u30ea\u30a2\u3002<\/li> <li><code>dump <inode\u756a\u53f7> <\u30d5\u30a1\u30a4\u30eb\u540d><\/code>\uff1a\u30c7\u30fc\u30bf\u62bd\u51fa\u3002<\/li> <\/ul> \u30b8\u30e3\u30fc\u30ca\u30eb\u5fa9\u65e7\u304cfsck\u3067\u56f0\u96e3\u306a\u5834\u5408\u3001debugfs\u3067\u624b\u52d5\u4fee\u5fa9\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u7279\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u307f\u5b89\u5168\u306b\u62bd\u51fa\u3067\u304d\u307e\u3059\u3002 <\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052314281400004\" alt=\"ALT: \u6a19\u6e96\u30c4\u30fc\u30eb\u306b\u3088\u308b\u4fee\u5fa9\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"margin-top:30px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 <\/div> <p style=\"margin-top:10px;\"> fsck.ext4\u5b9f\u884c\u6642\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u8aa4\u9078\u629e\u3067\u3055\u3089\u306a\u308b\u7834\u640d\u3092\u62db\u304f\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002\u4e0a\u53f8\u306b\u306f\u3001<strong>\u4e8b\u524d\u691c\u8a3c\u7d50\u679c\u3068\u4f7f\u7528\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u7406\u7531<\/strong>\u3092\u307e\u3068\u3081\u305f\u8cc7\u6599\u3092\u63d0\u793a\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/p> <div style=\"margin-top:20px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> Perspective <\/div> <p style=\"margin-top:10px;\"> \u81ea\u52d5\u4fee\u5fa9\uff08-p\uff09\u3067\u9032\u3081\u308b\u524d\u306b\u3001\u5fc5\u305a\u8aad\u307f\u53d6\u308a\u5c02\u7528\u30c1\u30a7\u30c3\u30af\uff08-n\uff09\u3092\u884c\u3044\u3001<strong>\u60f3\u5b9a\u5916\u306e\u4fee\u5fa9\u64cd\u4f5c\u3092\u9632\u3050<\/strong>\u624b\u9806\u3092\u9075\u5b88\u3057\u307e\u3057\u3087\u3046\u3002 <\/p> <div id=\"chapter5\"><\/div> <div style=\"margin-top:50pt;\"><\/div> <h2 class=\"heading-23\">\u4e0a\u7d1a\u30c6\u30af\u30cb\u30c3\u30af<\/h2> <p> \u6a19\u6e96\u30c4\u30fc\u30eb\u3067\u5bfe\u5fdc\u56f0\u96e3\u306a\u5834\u5408\u3084\u3001\u3088\u308a\u7cbe\u5bc6\u306a\u5fa9\u65e7\u3092\u6c42\u3081\u308b\u969b\u306f\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u306e\u624b\u52d5\u30ea\u30d7\u30ec\u30a4\u3084\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u306e\u4ee3\u66ff\u5fa9\u65e7\u3001LVM\/RAID\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u5fa9\u65e7\u3068\u3044\u3063\u305f\u4e0a\u7d1a\u30c6\u30af\u30cb\u30c3\u30af\u304c\u6709\u52b9\u3067\u3059\u3002\u672c\u7ae0\u3067\u306f\u3001\u5404\u6280\u6cd5\u306e\u624b\u9806\u3068\u6ce8\u610f\u70b9\u3092\u8a73\u8ff0\u3057\u307e\u3059\u3002 <\/p> <h3 class=\"heading-33\"><span>\u30b8\u30e3\u30fc\u30ca\u30eb\u624b\u52d5\u30ea\u30d7\u30ec\u30a4<\/span><\/h3> <p> \u30b8\u30e3\u30fc\u30ca\u30eb\u9818\u57df\u306e\u307f\u3092\u62bd\u51fa\u3057\u3001\u5b89\u5168\u306b\u518d\u751f\u3059\u308b\u3053\u3068\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3092\u58ca\u3055\u305a\u306b\u5fa9\u65e7\u3067\u304d\u307e\u3059\u3002\u624b\u9806\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002 <ul> <li>\u30c7\u30a3\u30b9\u30af\u30a4\u30e1\u30fc\u30b8\u304b\u3089\u30b8\u30e3\u30fc\u30ca\u30eb\u9818\u57df\u3092\u30aa\u30d5\u30bb\u30c3\u30c8\u6307\u5b9a\u3067\u62bd\u51fa\uff08dd if=image.dd bs=4096 skip=&lt;\u30aa\u30d5\u30bb\u30c3\u30c8&gt; count=&lt;\u30b5\u30a4\u30ba&gt;\uff09<\/li> <li>debugfs\u3067\u30a4\u30e1\u30fc\u30b8\u3092\u8aad\u307f\u8fbc\u307f\u3001<code>journal replay<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c<\/li> <li>\u30ea\u30d7\u30ec\u30a4\u5f8c\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u4e00\u8cab\u6027\u3092fsck.ext4\u3067\u518d\u30c1\u30a7\u30c3\u30af<\/li> <\/ul> \u5b9f\u969b\u306e\u30aa\u30d5\u30bb\u30c3\u30c8\u5024\u306f<code>tune2fs -l<\/code>\u3067\u78ba\u8a8d\u53ef\u80fd\u3067\u3059\u3002\u30ea\u30d7\u30ec\u30a4\u4e2d\u306b\u30a8\u30e9\u30fc\u304c\u51fa\u305f\u5834\u5408\u306f\u5373\u5ea7\u306b\u4e2d\u65ad\u3057\u3001\u30ed\u30b0\u3092\u5225\u9014\u4fdd\u5168\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/p> <h3 class=\"heading-33\"><span>\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u4ee3\u66ff\u5fa9\u65e7<\/span><\/h3> <p> Ext4\u306f\u8907\u6570\u306e\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u4fdd\u6301\u3057\u307e\u3059\u3002\u30e1\u30a4\u30f3\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u304c\u7834\u640d\u3057\u305f\u5834\u5408\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304b\u3089\u5fa9\u65e7\u3092\u8a66\u307f\u307e\u3059\u3002 <ul> <li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d6\u30ed\u30c3\u30af\u756a\u53f7\u4e00\u89a7\u3092\u53d6\u5f97\uff1a<code>mke2fs -n \/dev\/sdX<\/code><\/li> <li>fsck.ext4 -b &lt;\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u756a\u53f7&gt; \/dev\/sdX<\/li> <li>\u5fa9\u65e7\u5f8c\u306f\u518d\u5ea6\u30e1\u30a4\u30f3\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u3092\u66f8\u304d\u623b\u3057\uff1a<code>e2fsck -f \/dev\/sdX<\/code><\/li> <\/ul> \u7279\u306b\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u9593\u3067\u306e\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u30d0\u30fc\u30b8\u30e7\u30f3\u4e92\u63db\u6027\u306b\u6ce8\u610f\u3057\u3001\u691c\u8a3c\u74b0\u5883\u3067\u5fc5\u305a\u5148\u884c\u30c6\u30b9\u30c8\u3092\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002 <\/p> <h3 class=\"heading-33\"><span>LVM\u30fbRAID\u3068\u306e\u9023\u643a\u5fa9\u65e7<\/span><\/h3> <p> LVM\u3084RAID\u69cb\u6210\u4e0b\u3067\u306f\u3001\u7269\u7406\u30c7\u30d0\u30a4\u30b9\u5358\u4f4d\u3067\u306f\u306a\u304f\u8ad6\u7406\u30dc\u30ea\u30e5\u30fc\u30e0\u3084\u30a2\u30ec\u30a4\u5358\u4f4d\u3067\u5fa9\u65e7\u4f5c\u696d\u3092\u884c\u3044\u307e\u3059\u3002 <ul> <li>RAID\u30a2\u30ec\u30a4\u89e3\u4f53\u305b\u305a\u306b\u500b\u5225\u30c7\u30a3\u30b9\u30af\u3092\u8aad\u307f\u53d6\u308a\u5c02\u7528\u30de\u30a6\u30f3\u30c8<\/li> <li>LVM\u4e0a\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u6a5f\u80fd\u3092\u6d3b\u7528\u3057\u3001\u8ad6\u7406\u30dc\u30ea\u30e5\u30fc\u30e0\u3092\u30b3\u30d4\u30fc<\/li> <li>\u30b3\u30d4\u30fc\u4e0a\u3067fsck.ext4\u3084\u30b8\u30e3\u30fc\u30ca\u30eb\u30ea\u30d7\u30ec\u30a4\u3092\u5b9f\u884c<\/li> <\/ul> \u672c\u756a\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u5f71\u97ff\u3092\u907f\u3051\u308b\u305f\u3081\u3001\u3059\u3079\u3066\u306e\u64cd\u4f5c\u306f\u5fc5\u305a\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3084\u30a4\u30e1\u30fc\u30b8\u4e0a\u3067\u5b9f\u884c\u3057\u3001\u5b8c\u4e86\u5f8c\u306b\u6b63\u5e38\u30dc\u30ea\u30e5\u30fc\u30e0\u3078\u9069\u7528\u3057\u307e\u3059\u3002 <\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052314281400005\" alt=\"ALT: \u4e0a\u7d1a\u30c6\u30af\u30cb\u30c3\u30af\u5fa9\u65e7\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"margin-top:30px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 <\/div> <p style=\"margin-top:10px;\"> \u4e0a\u7d1a\u30c6\u30af\u30cb\u30c3\u30af\u306f\u624b\u9806\u30df\u30b9\u3067\u30c7\u30fc\u30bf\u3092\u3055\u3089\u306b\u7834\u640d\u3059\u308b\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002\u64cd\u4f5c\u524d\u306b\u5fc5\u305a<strong>\u30c6\u30b9\u30c8\u74b0\u5883\u3067\u306e\u624b\u9806\u691c\u8a3c\u7d50\u679c<\/strong>\u3092\u7d4c\u55b6\u5c64\u3078\u5831\u544a\u3057\u3001\u627f\u8a8d\u3092\u5f97\u3066\u304b\u3089\u672c\u756a\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/p> <div style=\"margin-top:20px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> Perspective <\/div> <p style=\"margin-top:10px;\"> \u30b8\u30e3\u30fc\u30ca\u30eb\u30ea\u30d7\u30ec\u30a4\u3084\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d6\u30ed\u30c3\u30af\u6307\u5b9a\u306f\u30aa\u30d5\u30bb\u30c3\u30c8\u8aa4\u308a\u304c\u81f4\u547d\u7684\u3067\u3059\u3002<strong>\u30b3\u30de\u30f3\u30c9\u5b9f\u884c\u524d\u306b\u5fc5\u305a\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u4e8c\u91cd\u30c1\u30a7\u30c3\u30af<\/strong>\u3057\u3001\u30ed\u30b0\u3092\u9010\u4e00\u4fdd\u5168\u3059\u308b\u904b\u7528\u3092\u5fb9\u5e95\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/p> <div id=\"chapter6\"><\/div> <div style=\"margin-top:50pt;\"><\/div> <h2 class=\"heading-23\">\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u8996\u70b9<\/h2> <p> \u969c\u5bb3\u5bfe\u5fdc\u306b\u304a\u3044\u3066\u3001\u5fa9\u65e7\u4f5c\u696d\u4e2d\u3082\u8a3c\u62e0\u4fdd\u5168\u3092\u540c\u6642\u306b\u884c\u3046\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u306e\u8996\u70b9\u304c\u6b20\u304b\u305b\u307e\u305b\u3093\u3002\u672c\u7ae0\u3067\u306f\u3001\u8a3c\u62e0\u4fdd\u5168\u624b\u9806\uff08Chain\u2010of\u2010Custody\uff09\u3084\u30b8\u30e3\u30fc\u30ca\u30eb\u4fdd\u5168\u3001\u6539\u3056\u3093\u691c\u77e5\u306e\u30d5\u30ed\u30fc\u3092\u653f\u5e9c\u6a5f\u95a2\u5411\u3051\u6a19\u6e96\u306b\u6e96\u62e0\u3057\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002 <\/p> <h3 class=\"heading-33\"><span>\u8a3c\u62e0\u4fdd\u5168\u3068Chain-of-Custody<\/span><\/h3> <p> \u653f\u5e9c\u6a5f\u95a2\u7b49\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3067\u306f\u3001\u30c7\u30b8\u30bf\u30eb\u8a3c\u62e0\u306e\u4fe1\u983c\u6027\u3092\u62c5\u4fdd\u3059\u308b\u305f\u3081\u306b<strong>Chain-of-Custody<\/strong>\uff08\u8a3c\u62e0\u4fdd\u5168\u9023\u9396\uff09\u306e\u53b3\u683c\u306a\u7ba1\u7406\u3092\u6c42\u3081\u3066\u3044\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u5404\u30c7\u30fc\u30bf\u53d6\u5f97\u6642\u306b\u4ee5\u4e0b\u3092\u8a18\u9332\u3057\u307e\u3059\uff1a <ul> <li>\u53d6\u5f97\u65e5\u6642\u30fb\u53d6\u5f97\u8005\u540d<\/li> <li>\u5bfe\u8c61\u30c7\u30d0\u30a4\u30b9\u60c5\u5831\uff08\u30b7\u30ea\u30a2\u30eb\u3001\u30e2\u30c7\u30eb\uff09<\/li> <li>\u53d6\u5f97\u65b9\u6cd5\u3068\u30c4\u30fc\u30eb\u30d0\u30fc\u30b8\u30e7\u30f3<\/li> <li>\u8a3c\u62e0\u4fdd\u7ba1\u5834\u6240\u3068\u30a2\u30af\u30bb\u30b9\u30ed\u30b0<\/li> <\/ul> \u3053\u308c\u3089\u306e\u8a18\u9332\u3092\u8a3c\u62e0\u53f0\u5e33\u306b\u307e\u3068\u3081\u3001\u6539\u3056\u3093\u30ea\u30b9\u30af\u3092\u6392\u9664\u3057\u307e\u3059\u3002 [\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u653f\u5e9c\u6a5f\u95a2\u7b49\u306e\u5bfe\u7b56\u57fa\u6e96\u7b56\u5b9a\u306e\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\uff08\u4ee4\u548c\uff15\u5e74\u5ea6\u7248\uff09\u300f\u4ee4\u548c\uff15\u5e74] [\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u95a2\u4fc2\u6cd5\u4ee4Q\uff06A\u30cf\u30f3\u30c9\u30d6\u30c3\u30af\u300f\u4ee4\u548c\uff14\u5e74] <\/p> <h3 class=\"heading-33\"><span>\u30b8\u30e3\u30fc\u30ca\u30eb\u9818\u57df\u306e\u4fdd\u5168<\/span><\/h3> <p> \u30b8\u30e3\u30fc\u30ca\u30eb\u9818\u57df\u306b\u306f\u3001\u76f4\u8fd1\u306e\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u5c65\u6b74\u304c\u683c\u7d0d\u3055\u308c\u3066\u304a\u308a\u3001\u969c\u5bb3\u89e3\u6790\u306e\u91cd\u8981\u306a\u624b\u304c\u304b\u308a\u3068\u306a\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u624b\u9806\u3067\u4fdd\u5168\u3057\u307e\u3059\uff1a <ul> <li>\u30c7\u30a3\u30b9\u30af\u30a4\u30e1\u30fc\u30b8\u304b\u3089\u30b8\u30e3\u30fc\u30ca\u30eb\u30bb\u30af\u30bf\u3092\u62bd\u51fa\uff1a<code>dd if=image.dd bs=4096 skip=&lt;\u30aa\u30d5\u30bb\u30c3\u30c8&gt; count=&lt;\u30b5\u30a4\u30ba&gt;<\/code><\/li> <li>\u62bd\u51fa\u30c7\u30fc\u30bf\u306e\u30cf\u30c3\u30b7\u30e5\u5024\u8a08\u7b97\uff08SHA256\u306a\u3069\uff09\u306b\u3088\u308b\u6574\u5408\u6027\u78ba\u8a8d<\/li> <li>\u30ed\u30b0\u89e3\u6790\u74b0\u5883\u3078\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3001\u64cd\u4f5c\u5c65\u6b74\u3092\u89e3\u6790<\/li> <\/ul> \u30cf\u30c3\u30b7\u30e5\u5024\u306e\u8a18\u9332\u306f\u3001\u5f8c\u7d9a\u306e\u6cd5\u7684\u8abf\u67fb\u306b\u304a\u3044\u3066\u8a3c\u62e0\u6027\u3092\u62c5\u4fdd\u3059\u308b\u305f\u3081\u5fc5\u9808\u3067\u3059\u3002 [\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u653f\u5e9c\u6a5f\u95a2\u7b49\u306e\u5bfe\u7b56\u57fa\u6e96\u7b56\u5b9a\u306e\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\uff08\u4ee4\u548c\uff15\u5e74\u5ea6\u7248\uff09\u300f\u4ee4\u548c\uff15\u5e74] [\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u91cd\u8981\u30a4\u30f3\u30d5\u30e9\u306e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u90e8\u9580\u306b\u304a\u3051\u308b\u30ea\u30b9\u30af\u624b\u5f15\u300f\u4ee4\u548c\uff14\u5e74] <\/p> <h3 class=\"heading-33\"><span>\u30de\u30eb\u30a6\u30a7\u30a2\u30fb\u5185\u90e8\u4e0d\u6b63\u306e\u75d5\u8de1\u7ba1\u7406<\/span><\/h3> <p> \u5185\u90e8\u4e0d\u6b63\u3084\u30de\u30eb\u30a6\u30a7\u30a2\u653b\u6483\u3067\u306f\u3001\u6539\u3056\u3093\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u3084\u4e0d\u5be9\u30d7\u30ed\u30bb\u30b9\u306e\u5c65\u6b74\u3092\u53ce\u96c6\u30fb\u4fdd\u5168\u3057\u3001\u5f8c\u65e5\u8cac\u4efb\u8ffd\u53ca\u304c\u53ef\u80fd\u306a\u5f62\u5f0f\u3067\u4fdd\u5b58\u3057\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\uff1a <ul> <li>\uff0fproc,\uff0fsys \u30d5\u30a9\u30eb\u30c0\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u53d6\u5f97<\/li> <li>\u5b9f\u884c\u30d0\u30a4\u30ca\u30ea\u306e\u30cf\u30c3\u30b7\u30e5\u53ce\u96c6<\/li> <li>\u30d7\u30ed\u30bb\u30b9\u8d77\u52d5\u30ed\u30b0\uff08auditd \u306a\u3069\uff09\u3092\u30bb\u30ad\u30e5\u30a2\u8ee2\u9001<\/li> <\/ul> \u3053\u308c\u3089\u306e\u75d5\u8de1\u306f\u3001\u5f8c\u65e5\u88c1\u5224\u8a3c\u62e0\u3068\u3057\u3066\u3082\u6d3b\u7528\u3067\u304d\u308b\u3088\u3046\u3001\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u3055\u308c\u305f\u30b5\u30fc\u30d0\u306b\u6697\u53f7\u4fdd\u7ba1\u3057\u307e\u3059\u3002 [\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u95a2\u4fc2\u6cd5\u4ee4Q\uff06A\u30cf\u30f3\u30c9\u30d6\u30c3\u30af\u300f\u4ee4\u548c\uff14\u5e74] [\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u653f\u5e9c\u6a5f\u95a2\u7b49\u306e\u5bfe\u7b56\u57fa\u6e96\u7b56\u5b9a\u306e\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\uff08\u4ee4\u548c\uff15\u5e74\u5ea6\u7248\uff09\u300f\u4ee4\u548c\uff15\u5e74] <\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052314281400006\" alt=\"ALT: \u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u8a3c\u62e0\u4fdd\u5168\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"margin-top:30px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 <\/div> <p style=\"margin-top:10px;\"> \u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u4f5c\u696d\u3092\u958b\u59cb\u3059\u308b\u524d\u306b\u3001\u5fc5\u305a<strong>\u8a3c\u62e0\u4fdd\u5168\u624b\u9806\u66f8<\/strong>\u3068\u53d6\u5f97\u30ed\u30b0\u3092\u4e0a\u53f8\u3078\u63d0\u51fa\u3057\u3001\u793e\u5185\u898f\u5b9a\u306b\u6cbf\u3063\u305f\u627f\u8a8d\u3092\u5f97\u3066\u304f\u3060\u3055\u3044\u3002 <\/p> <div style=\"margin-top:20px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> Perspective <\/div> <p style=\"margin-top:10px;\"> \u8a3c\u62e0\u30c7\u30fc\u30bf\u306e\u53d6\u308a\u6271\u3044\u306f\u4e00\u3064\u306e\u30df\u30b9\u3067\u8a3c\u62e0\u80fd\u529b\u3092\u5931\u3044\u307e\u3059\u3002<strong>\u624b\u9806\u66f8\u901a\u308a\u306e\u4f5c\u696d\u30ed\u30b0\u3092\u9010\u6b21\u8a18\u9332<\/strong>\u3057\u3001\u4f5c\u696d\u5f8c\u901f\u3084\u304b\u306b\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u4e8c\u91cd\u30c1\u30a7\u30c3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/p> <div id=\"chapter7\"><\/div> <div style=\"margin-top:50pt;\"><\/div> <h2 class=\"heading-23\">BCP\u3068\u4e09\u91cd\u5316\u8a2d\u8a08<\/h2> <p> \u4e8b\u696d\u7d99\u7d9a\u8a08\u753b\uff08BCP\uff09\u306f\u3001\u4f01\u696d\u304c\u707d\u5bb3\u3084\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u6642\u306b\u3082\u91cd\u8981\u696d\u52d9\u3092\u7d99\u7d9a\u3059\u308b\u305f\u3081\u306e\u67a0\u7d44\u307f\u3067\u3059\u3002\u5185\u95a3\u5e9c\u300c\u4e8b\u696d\u7d99\u7d9a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300d\u3067\u306f\u3001<strong>\u30c7\u30fc\u30bf\u4fdd\u5b58\u306e\u4e09\u91cd\u5316<\/strong>\u3084\u3001<strong>\u7dca\u6025\u6642\u30fb\u7121\u96fb\u5316\u6642\u30fb\u30b7\u30b9\u30c6\u30e0\u505c\u6b62\u6642\u306e3\u6bb5\u968e\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3<\/strong>\u3092\u57fa\u672c\u3068\u3059\u3079\u304d\u3068\u660e\u8a18\u3057\u3066\u3044\u307e\u3059\u3010\u51fa\u5178\uff1a\u5185\u95a3\u5e9c\u300e\u4e8b\u696d\u7d99\u7d9a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f\u4ee4\u548c5\u5e743\u6708\u3011\u3002\u672c\u7ae0\u3067\u306f\u3001\u4e09\u91cd\u5316\u30b9\u30c8\u30ec\u30fc\u30b8\u8a2d\u8a08\u306e\u8981\u70b9\u3068\u3001\u5404\u6bb5\u968e\u306b\u5fdc\u3058\u305f\u904b\u7528\u30d5\u30ed\u30fc\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002 <\/p> <h3 class=\"heading-33\"><span>\u4e09\u91cd\u5316\u30b9\u30c8\u30ec\u30fc\u30b8\u8a2d\u8a08<\/span><\/h3> <p> \u30c7\u30fc\u30bf\u306e\u4e09\u91cd\u5316\u3068\u306f\u3001\u540c\u3058\u30c7\u30fc\u30bf\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b3\u7b87\u6240\u306b\u4fdd\u7ba1\u3059\u308b\u65b9\u5f0f\u3067\u3059\u3010\u60f3\u5b9a\u3011\uff1a <\/p> _\u4e09\u91cd\u5316\u30b9\u30c8\u30ec\u30fc\u30b8\u69cb\u6210\u4f8b_ <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u4fdd\u5b58\u5148<\/th> <th>\u5197\u9577\u30ec\u30d9\u30eb<\/th> <th>\u7279\u5fb4<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u30aa\u30f3\u30b5\u30a4\u30c8\u30b5\u30fc\u30d0\u30fc<\/td> <td>\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u8907\u88fd<\/td> <td>\u30a2\u30af\u30bb\u30b9\u9ad8\u901f\u30fb\u969c\u5bb3\u691c\u77e5\u5373\u6642<\/td> <\/tr> <tr> <td>\u30aa\u30d5\u30b5\u30a4\u30c8\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/td> <td>\u591c\u9593\u540c\u671f<\/td> <td>\u707d\u5bb3\u5bfe\u7b56\u30a8\u30ea\u30a2\u5916\u4fdd\u7ba1<\/td> <\/tr> <tr> <td>\u30aa\u30d5\u30e9\u30a4\u30f3\u30a2\u30fc\u30ab\u30a4\u30d6<\/td> <td>\u6708\u6b21\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8<\/td> <td>\u30e9\u30f3\u30b5\u30e0\u30a6\u30a7\u30a2\u5bfe\u7b56<\/td> <\/tr> <\/tbody> <\/table> <h3 class=\"heading-33\"><span>3\u6bb5\u968e\u904b\u7528\u30d5\u30a7\u30fc\u30ba<\/span><\/h3> <p> \u904b\u7528\u30d5\u30a7\u30fc\u30ba\u306f\u3001\u969c\u5bb3\u306e\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u4ee5\u4e0b\u306e3\u6bb5\u968e\u3067\u60f3\u5b9a\u3057\u307e\u3059\u3010\u60f3\u5b9a\u3011\uff1a <ul> <li><strong>\u7dca\u6025\u6642<\/strong>\uff1a\u5373\u6642\u5fa9\u65e7\u304c\u5fc5\u8981\u306a\u9650\u5b9a\u6a5f\u80fd\u306e\u307f\u7a3c\u50cd<\/li> <li><strong>\u7121\u96fb\u5316\u6642<\/strong>\uff1a\u767a\u96fb\u6a5f\u7b49\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u96fb\u6e90\u3067\u9650\u5b9a\u7a3c\u50cd<\/li> <li><strong>\u30b7\u30b9\u30c6\u30e0\u505c\u6b62\u6642<\/strong>\uff1a\u5b8c\u5168\u505c\u6b62\u5f8c\u306e\u518d\u8d77\u52d5\u30fb\u5fa9\u65e7\u6f14\u7fd2<\/li> <\/ul> \u5404\u30d5\u30a7\u30fc\u30ba\u306b\u5fdc\u3058\u305f\u5207\u308a\u66ff\u3048\u30bf\u30a4\u30df\u30f3\u30b0\u3068\u624b\u9806\u66f8\u3092\u6574\u5099\u3057\u3001\u5b9a\u671f\u7684\u306b\u6f14\u7fd2\u3092\u5b9f\u65bd\u3059\u308b\u3053\u3068\u3067\u3001\u5b9f\u904b\u7528\u6642\u306e\u6df7\u4e71\u3092\u9632\u304e\u307e\u3059\u3002 <\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052314281400007\" alt=\"ALT: BCP\u4e09\u91cd\u5316\u8a2d\u8a08\u304a\u3088\u3073\u904b\u7528\u30d5\u30a7\u30fc\u30ba\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"margin-top:30px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 <\/div> <p style=\"margin-top:10px;\"> BCP\u306e\u4e09\u91cd\u5316\u8a2d\u8a08\u306f\u591a\u5c64\u7684\u3067\u3042\u308b\u307b\u3069\u30b3\u30b9\u30c8\u304c\u5897\u5927\u3057\u307e\u3059\u3002\u4e0a\u53f8\u306b\u306f<strong>\u5404\u4fdd\u5b58\u5148\u306e\u5197\u9577\u30ec\u30d9\u30eb\u3068\u60f3\u5b9a\u30b3\u30b9\u30c8<\/strong>\u3092\u6574\u7406\u3057\u305f\u6982\u8981\u8cc7\u6599\u3092\u63d0\u793a\u3057\u3001\u5408\u610f\u3092\u5f97\u3066\u304f\u3060\u3055\u3044\u3002 <\/p> <div style=\"margin-top:20px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> Perspective <\/div> <p style=\"margin-top:10px;\"> \u6f14\u7fd2\u306e\u983b\u5ea6\u304c\u4f4e\u3044\u3068\u3001\u62c5\u5f53\u8005\u304c\u624b\u9806\u3092\u5fd8\u308c\u308b\u6050\u308c\u304c\u3042\u308a\u307e\u3059\u3002<strong>\u8a13\u7df4\u30fb\u70b9\u691c\u306f\u5fc5\u305a\u5e742\u56de\u4ee5\u4e0a\u5b9f\u65bd<\/strong>\u3057\u3001\u7d50\u679c\u3092\u8a18\u9332\u3057\u3066\u6539\u5584\u30b5\u30a4\u30af\u30eb\u306b\u7d44\u307f\u8fbc\u3093\u3067\u304f\u3060\u3055\u3044\u3002 <\/p> <div id=\"chapter8\"><\/div> <div style=\"margin-top:50pt;\"><\/div> <h2 class=\"heading-23\">\u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd<\/h2> <p> \u30c7\u30fc\u30bf\u4fdd\u8b77\u3084\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u95a2\u3059\u308b\u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd\u306f\u3001\u4e8b\u696d\u7d99\u7d9a\u3084\u60c5\u5831\u8cc7\u7523\u306e\u4fdd\u5168\u306b\u76f4\u7d50\u3059\u308b\u91cd\u8981\u8981\u7d20\u3067\u3059\u3002\u672c\u7ae0\u3067\u306f\u3001\u65e5\u672c\u306e\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u3001EU\u306eNIS2\u6307\u4ee4\u3001\u7c73\u56fd\u306eNIST SP 800-123\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3001\u306a\u3089\u3073\u306b\u653f\u5e9c\u6a5f\u95a2\u5411\u3051\u7d71\u4e00\u57fa\u6e96\u7fa4\u3092\u6bd4\u8f03\u3057\u3001\u5404\u898f\u7bc4\u306e\u9069\u7528\u30dd\u30a4\u30f3\u30c8\u3068\u9075\u5b88\u7b56\u3092\u6574\u7406\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u8fb2\u6797\u6c34\u7523\u7701\u300e\u500b\u4eba\u60c5\u5831\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u6cd5\u5f8b\u300f\u4ee4\u548c4\u5e74] <\/p> <h3 class=\"heading-33\"><span>\u65e5\u672c\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5<\/span><\/h3> <p> \u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\uff08\u5e73\u621015\u5e74\u6cd5\u5f8b\u7b2c57\u53f7\uff09\u306f\u3001\u884c\u653f\u6a5f\u95a2\u304c\u4fdd\u6709\u3059\u308b\u500b\u4eba\u30c7\u30fc\u30bf\u306e\u9069\u6b63\u7ba1\u7406\u3092\u7fa9\u52d9\u3065\u3051\u3001\u6f0f\u3048\u3044\u6642\u306e\u5831\u544a\u3084\u518d\u767a\u9632\u6b62\u63aa\u7f6e\u3092\u6c42\u3081\u3066\u3044\u307e\u3059\u3002[\u51fa\u5178\uff1a\u8fb2\u6797\u6c34\u7523\u7701\u300e\u500b\u4eba\u60c5\u5831\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u6cd5\u5f8b\u300f\u4ee4\u548c4\u5e74] \u9055\u53cd\u6642\u306b\u306f\u884c\u653f\u51e6\u5206\u3084\u7f70\u5247\u304c\u79d1\u3055\u308c\u308b\u305f\u3081\u3001\u30c7\u30fc\u30bf\u5fa9\u65e7\u6642\u306b\u3082<strong>\u30ed\u30b0\u4fdd\u5168\u30fb\u30a2\u30af\u30bb\u30b9\u5c65\u6b74\u306e\u4fdd\u5b58<\/strong>\u304c\u5fc5\u9808\u3067\u3059\u3002[\u51fa\u5178\uff1a\u8fb2\u6797\u6c34\u7523\u7701\u300e\u500b\u4eba\u60c5\u5831\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u6cd5\u5f8b\u300f\u4ee4\u548c4\u5e74] <\/p> <h3 class=\"heading-33\"><span>EU\uff1aNIS2\u6307\u4ee4<\/span><\/h3> <p> NIS2\u6307\u4ee4\uff08Directive (EU) 2022\/2555\uff09\u306f\u3001\u91cd\u8981\u30a4\u30f3\u30d5\u30e9\u3092\u542b\u308018\u5206\u91ce\u306e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u6e96\u3092\u7d71\u4e00\u3057\u3001\u52a0\u76df\u56fd\u306e\u56fd\u5bb6\u6226\u7565\u7b56\u5b9a\u3068\u8de8\u57df\u9023\u643a\u3092\u7fa9\u52d9\u3065\u3051\u3066\u3044\u307e\u3059\u3002[\u51fa\u5178\uff1aEUR-Lex\u300eDirective (EU) 2022\/2555\u300f2022\u5e74] \u7279\u306b\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u306e\u671f\u9650\u77ed\u7e2e\u3084\u8106\u5f31\u6027\u7ba1\u7406\u306e\u5f37\u5316\u304c\u6c42\u3081\u3089\u308c\u3001\u56fd\u5185\u5916\u30b5\u30fc\u30d0\u30fc\u969c\u5bb3\u5bfe\u5fdc\u3067\u3082\u9075\u5b88\u304c\u5fc5\u9808\u3067\u3059\u3002[\u51fa\u5178\uff1aEUR-Lex\u300eDirective (EU) 2022\/2555\u300f2022\u5e74] <\/p> <h3 class=\"heading-33\"><span>\u7c73\u56fd\uff1aNIST SP 800-123<\/span><\/h3> <p> NIST SP 800-123\u300cGuide to General Server Security\u300d\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7ba1\u7406\u624b\u9806\u3092\u5b9a\u7fa9\u3057\u3001\u69cb\u6210\u7ba1\u7406\u30fb\u30d1\u30c3\u30c1\u9069\u7528\u30fb\u30ed\u30b0\u76e3\u8996\u306a\u3069\u306e\u5177\u4f53\u7b56\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002[\u51fa\u5178\uff1aNIST CSRC\u300eSP 800-123\u300f2013\u5e74] \u30b5\u30fc\u30d0\u30fc\u969c\u5bb3\u5bfe\u5fdc\u306b\u304a\u3044\u3066\u3082\u3001\u30cf\u30fc\u30c9\u30cb\u30f3\u30b0\u624b\u9806\u6e96\u62e0\u304c\u5fa9\u65e7\u5f8c\u306e\u518d\u767a\u9632\u6b62\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1aNIST CSRC\u300eSP 800-123\u300f2013\u5e74] <\/p> <h3 class=\"heading-33\"><span>\u65e5\u672c\uff1a\u653f\u5e9c\u6a5f\u95a2\u7b49\u5411\u3051\u7d71\u4e00\u57fa\u6e96\u7fa4<\/span><\/h3> <p> \u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\uff08NISC\uff09\u304c\u7b56\u5b9a\u3059\u308b\u300c\u653f\u5e9c\u6a5f\u95a2\u7b49\u306e\u5bfe\u7b56\u57fa\u6e96\u7b56\u5b9a\u306e\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\uff08\u4ee4\u548c5\u5e74\u5ea6\u7248\uff09\u300d\u306f\u3001\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u904b\u7528\u306e\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3092\u793a\u3059\u7d71\u4e00\u898f\u7bc4\u30fb\u7d71\u4e00\u57fa\u6e96\u30fb\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3092\u4f53\u7cfb\u5316\u3057\u3066\u3044\u307e\u3059\u3002[\u51fa\u5178\uff1aNISC\u300e\u653f\u5e9c\u6a5f\u95a2\u7b49\u306e\u5bfe\u7b56\u57fa\u6e96\u7b56\u5b9a\u306e\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\uff08\u4ee4\u548c5\u5e74\u5ea6\u7248\uff09\u300f\u4ee4\u548c5\u5e74] \u307e\u305f\u3001\u5404\u6a5f\u95a2\u306f\u3053\u308c\u3092\u3082\u3068\u306b\u7d44\u7e54\u7279\u6027\u306b\u5fdc\u3058\u305f\u5bfe\u7b56\u57fa\u6e96\u3092\u7b56\u5b9a\u3059\u308b\u3053\u3068\u304c\u7fa9\u52d9\u3065\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002[\u51fa\u5178\uff1aNISC\u300e\u653f\u5e9c\u6a5f\u95a2\u7b49\u306e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306e\u305f\u3081\u306e\u7d71\u4e00\u57fa\u6e96\u7fa4\uff08\u4ee4\u548c5\u5e74\u5ea6\u7248\uff09\u300f\u4ee4\u548c5\u5e74] <\/p> \u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd\u6bd4\u8f03\u8868  <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u898f\u7bc4<\/th> <th>\u9069\u7528\u7bc4\u56f2<\/th> <th>\u4e3b\u8981\u8981\u4ef6<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5<\/td> <td>\u884c\u653f\u6a5f\u95a2\u4fdd\u6709\u30c7\u30fc\u30bf<\/td> <td>\u6f0f\u3048\u3044\u5831\u544a\u30fb\u518d\u767a\u9632\u6b62\u63aa\u7f6e<\/td> <\/tr> <tr> <td>NIS2\u6307\u4ee4<\/td> <td>EU\u52a0\u76df\u56fd\u306e\u91cd\u8981\u30a4\u30f3\u30d5\u30e9<\/td> <td>\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5831\u544a\u30fb\u8106\u5f31\u6027\u7ba1\u7406<\/td> <\/tr> <tr> <td>NIST SP 800-123<\/td> <td>\u30b5\u30fc\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/td> <td>\u30cf\u30fc\u30c9\u30cb\u30f3\u30b0\u30fb\u30ed\u30b0\u76e3\u8996<\/td> <\/tr> <tr> <td>\u653f\u5e9c\u7d71\u4e00\u57fa\u6e96\u7fa4<\/td> <td>\u653f\u5e9c\u6a5f\u95a2\u60c5\u5831\u30b7\u30b9\u30c6\u30e0<\/td> <td>\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u5bfe\u7b56\u30fbPDCA<\/td> <\/tr> <\/tbody> <\/table> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052314281400008\" alt=\"ALT: \u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd\u9075\u5b88\u7b56\u5b9a\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"margin-top:30px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 <\/div> <p style=\"margin-top:10px;\"> \u5404\u898f\u7bc4\u306f\u9069\u7528\u7bc4\u56f2\u3084\u7f70\u5247\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u4e0a\u53f8\u306b\u306f<strong>\u81ea\u793e\u5bfe\u8c61\u7bc4\u56f2\u3068\u9075\u5b88\u8981\u4ef6<\/strong>\u3092\u4e00\u89a7\u306b\u307e\u3068\u3081\u305f\u8cc7\u6599\u3092\u63d0\u793a\u3057\u3001\u7d71\u4e00\u7684\u306a\u9075\u5b88\u4f53\u5236\u3092\u69cb\u7bc9\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/p> <div style=\"margin-top:20px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> Perspective <\/div> <p style=\"margin-top:10px;\"> \u6cd5\u4ee4\u6539\u6b63\u306f\u983b\u7e41\u306b\u884c\u308f\u308c\u307e\u3059\u3002<strong>\u5b9a\u671f\u7684\uff08\u534a\u5e74\u3054\u3068\uff09\u306b\u6700\u65b0\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3092\u78ba\u8a8d<\/strong>\u3057\u3001\u904b\u7528\u624b\u9806\u3092\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3059\u308b\u4ed5\u7d44\u307f\u3092\u6574\u5099\u3057\u307e\u3057\u3087\u3046\u3002 <\/p> <div id=\"chapter9\"><\/div> <div style=\"margin-top:50pt;\"><\/div> <h2 class=\"heading-23\">\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3068\u76e3\u67fb<\/h2> <p> \u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u5bfe\u5fdc\u3067\u306f\u3001\u6cd5\u4ee4\u9075\u5b88\u3060\u3051\u3067\u306a\u304f<strong>\u5b9a\u671f\u7684\u306a\u76e3\u67fb<\/strong>\u306b\u3088\u3063\u3066\u904b\u7528\u306e\u5065\u5168\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u91d1\u878d\u6a5f\u95a2\u7b49\u306e\u30b7\u30b9\u30c6\u30e0\u76e3\u67fb\u57fa\u6e96\u3067\u306f\u3001IT\u30ac\u30d0\u30ca\u30f3\u30b9\u3084\u30ea\u30b9\u30af\u7ba1\u7406\u4f53\u5236\u306b\u95a2\u3059\u308b\u76e3\u67fb\u30dd\u30a4\u30f3\u30c8\u304c\u8a73\u7d30\u306b\u898f\u5b9a\u3055\u308c\u3066\u304a\u308a\u3010\u51fa\u5178\uff1a\u91d1\u878d\u6a5f\u95a2\u7b49\u306e\u30b7\u30b9\u30c6\u30e0\u76e3\u67fb\u57fa\u6e96\uff08\u7b2c2\u7248\uff09 2024\u5e74\u3011\u3001IPA\u306e\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2025\u300d\u3067\u306f\u7d44\u7e54\u5411\u3051\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8ab2\u984c\u3068\u3057\u3066\u30e9\u30f3\u30b5\u30e0\u653b\u6483\u3084\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u653b\u6483\u3092\u6319\u3052\u3001<strong>\u76e3\u67fb\u306b\u304a\u3051\u308b\u91cd\u70b9\u691c\u67fb\u9805\u76ee<\/strong>\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3010\u51fa\u5178\uff1aIPA\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2025\u300d\u3011\u3002\u672c\u7ae0\u3067\u306f\u3001\u4e3b\u8981\u306a\u76e3\u67fb\u57fa\u6e96\u3068\u3001\u81ea\u793e\u30b7\u30b9\u30c6\u30e0\u76e3\u67fb\u4f53\u5236\u306e\u69cb\u7bc9\u30dd\u30a4\u30f3\u30c8\u3092\u6574\u7406\u3057\u307e\u3059\u3002 <\/p> <h3 class=\"heading-33\"><span>\u91d1\u878d\u6a5f\u95a2\u7b49\u306e\u30b7\u30b9\u30c6\u30e0\u76e3\u67fb\u57fa\u6e96<\/span><\/h3> <p> \u91d1\u878d\u5e81\u6240\u7ba1\u306e\u30b7\u30b9\u30c6\u30e0\u76e3\u67fb\u57fa\u6e96\u3067\u306f\u3001\u7d44\u7e54\u306e\u30ac\u30d0\u30ca\u30f3\u30b9\u304b\u3089\u904b\u7528\u7ba1\u7406\u307e\u3067\u5e45\u5e83\u3044\u9805\u76ee\u3092\u7db2\u7f85\u3057\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u4ee5\u4e0b\u306e\u89b3\u70b9\u304c\u91cd\u8996\u3055\u308c\u3066\u3044\u307e\u3059\uff1a <ul> <li>\u30ea\u30b9\u30af\u8a55\u4fa1\u3068\u5185\u90e8\u7d71\u5236\u306e\u6574\u5099<\/li> <li>\u696d\u52d9\u7d99\u7d9a\u8a08\u753b\u3068\u306e\u6574\u5408\u6027<\/li> <li>\u5916\u90e8\u59d4\u8a17\u5148\u306e\u7ba1\u7406\u4f53\u5236<\/li> <\/ul> \u3053\u308c\u3089\u306f\u3001\u4e8b\u696d\u7d99\u7d9a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3068\u306e\u6574\u5408\u6027\u3092\u4fdd\u3061\u3064\u3064\u904b\u7528\u3059\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3010\u51fa\u5178\uff1a\u91d1\u878d\u6a5f\u95a2\u7b49\u306e\u30b7\u30b9\u30c6\u30e0\u76e3\u67fb\u57fa\u6e96\uff08\u7b2c2\u7248\uff09 2024\u5e74\u3011\u3002 <\/p> <h3 class=\"heading-33\"><span>\u7d44\u7e54\u5411\u3051\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01<\/span><\/h3> <p> IPA\u304c\u9078\u51fa\u3059\u308b2025\u5e74\u306e\u300c\u7d44\u7e54\u5411\u305110\u5927\u8105\u5a01\u300d\u3067\u306f\u3001\u30e9\u30f3\u30b5\u30e0\u653b\u6483\u3084\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u653b\u6483\u304c\u4e0a\u4f4d\u306b\u4f4d\u7f6e\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u904b\u7528\u3084\u30ed\u30b0\u7ba1\u7406\u306e\u91cd\u8981\u6027\u304c\u6307\u6458\u3055\u308c\u3066\u3044\u307e\u3059\u3002<strong>\u76e3\u67fb\u3067\u306f\u3001\u3053\u308c\u3089\u8105\u5a01\u306b\u5bfe\u5fdc\u3057\u305f\u5bfe\u7b56\u5b9f\u65bd\u72b6\u6cc1\u306e\u691c\u8a3c<\/strong>\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3010\u51fa\u5178\uff1aIPA\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a310\u5927\u8105\u5a01 2025\u300d\u7d44\u7e54\u7de8\u3011\u3002 <\/p> \u76e3\u67fb\u57fa\u6e96\u3068\u8105\u5a01\u5bfe\u5fdc\u30c1\u30a7\u30c3\u30af\u8868  <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u9805\u76ee<\/th> <th>\u4e3b\u306a\u8981\u4ef6<\/th> <th>\u76e3\u67fb\u8996\u70b9<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u30ea\u30b9\u30af\u7ba1\u7406<\/td> <td>\u5b9a\u671f\u30ea\u30b9\u30af\u8a55\u4fa1<\/td> <td>\u8a55\u4fa1\u7d50\u679c\u306e\u6587\u66f8\u5316\u30fb\u6539\u5584\u5c65\u6b74<\/td> <\/tr> <tr> <td>BCP\u6574\u5408\u6027<\/td> <td>BCP\u3068IT\u904b\u7528\u306e\u4e00\u4f53\u5316<\/td> <td>\u6f14\u7fd2\u8a18\u9332\u3068\u8ab2\u984c\u5bfe\u5fdc<\/td> <\/tr> <tr> <td>\u59d4\u8a17\u5148\u76e3\u7763<\/td> <td>\u5951\u7d04\u30fb\u76e3\u67fb\u6761\u9805<\/td> <td>\u76e3\u67fb\u5831\u544a\u66f8\u306e\u6709\u7121<\/td> <\/tr> <tr> <td>\u8105\u5a01\u5bfe\u7b56<\/td> <td>\u30e9\u30f3\u30b5\u30e0\u5bfe\u7b56\u30fb\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u5bfe\u7b56<\/td> <td>\u30ed\u30b0\u904b\u7528\u30fb\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u904b\u7528\u72b6\u6cc1<\/td> <\/tr> <\/tbody> <\/table> <h3 class=\"heading-33\"><span>\u5185\u90e8\u76e3\u67fb\u90e8\u9580\u306e\u4f53\u5236<\/span><\/h3> <p> \u8a3c\u5238\u4f1a\u793e\u5411\u3051\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3067\u306f\u3001\u5185\u90e8\u76e3\u67fb\u90e8\u9580\u306b\u30b7\u30b9\u30c6\u30e0\u5c02\u9580\u8981\u54e1\u306e\u914d\u7f6e\u3068\u3001IT\u7d71\u5236\u306e\u5b9a\u671f\u898b\u76f4\u3057\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3010\u51fa\u5178\uff1a\u8a3c\u5238\u4f1a\u793e\u5411\u3051\u30b7\u30b9\u30c6\u30e0\u30ea\u30b9\u30af\u7ba1\u7406\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3011\u3002\u5177\u4f53\u7684\u306b\u306f\u3001<strong>\u8077\u52d9\u5206\u638c\u306e\u660e\u78ba\u5316<\/strong>\u3068<strong>\u554f\u984c\u767a\u751f\u6642\u306e\u5831\u544a\u30d5\u30ed\u30fc<\/strong>\u3092\u6587\u66f8\u5316\u3057\u3001\u5b9a\u671f\u76e3\u67fb\u3067\u30c8\u30ec\u30fc\u30b5\u30d3\u30ea\u30c6\u30a3\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002 <\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052314281400009\" alt=\"ALT: \u30b7\u30b9\u30c6\u30e0\u76e3\u67fb\u5b9f\u65bd\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"margin-top:30px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 <\/div> <p style=\"margin-top:10px;\"> \u76e3\u67fb\u7d50\u679c\u3092\u7d4c\u55b6\u5c64\u306b\u8aac\u660e\u3059\u308b\u969b\u306f\u3001<strong>\u4e3b\u8981\u6307\u6a19\u306e\u9054\u6210\u72b6\u6cc1\u3068\u672a\u9054\u9805\u76ee\u306e\u6539\u5584\u8a08\u753b<\/strong>\u3092\u4e00\u679a\u306e\u8868\u306b\u307e\u3068\u3081\u3001\u8fc5\u901f\u306a\u627f\u8a8d\u3092\u5f97\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/p> <div style=\"margin-top:20px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> Perspective <\/div> <p style=\"margin-top:10px;\"> \u76e3\u67fb\u9805\u76ee\u306e\u7db2\u7f85\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u3001<strong>IPA\u8105\u5a01\u4e00\u89a7\u3084BCP\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/strong>\u306a\u3069\u5916\u90e8\u516c\u7684\u8cc7\u6599\u3092\u5b9a\u671f\u7684\u306b\u53c2\u7167\u3057\u3001\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3092\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3057\u307e\u3057\u3087\u3046\u3002 <\/p> <div id=\"chapter10\"><\/div> <div style=\"margin-top:50pt;\"><\/div> <h2 class=\"heading-23\">\u4eba\u6750\u80b2\u6210\u3068\u52df\u96c6<\/h2> <p> Ext4\u969c\u5bb3\u5bfe\u5fdc\u3084BCP\u5b9f\u65bd\u306b\u306f\u3001\u5c02\u9580\u7684\u77e5\u898b\u3092\u6301\u3064\u6280\u8853\u8005\u306e\u80b2\u6210\u3068\u9069\u5207\u306a\u63a1\u7528\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u672c\u7ae0\u3067\u306f\u3001\u653f\u5e9c\u8a8d\u5b9a\u8cc7\u683c\u3084\u7814\u4fee\u30d7\u30ed\u30b0\u30e9\u30e0\u3001\u305d\u3057\u3066\u4eba\u6750\u52df\u96c6\u8981\u4ef6\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u6574\u7406\u3057\u3001\u7d99\u7d9a\u7684\u306a\u30b9\u30ad\u30eb\u78ba\u4fdd\u306e\u305f\u3081\u306e\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u3092\u793a\u3057\u307e\u3059\u3002 <\/p> <h3 class=\"heading-33\"><span>\u5fc5\u8981\u8cc7\u683c\u3068\u8a8d\u5b9a\u5236\u5ea6<\/span><\/h3> <p> \u653f\u5e9c\u304c\u8a8d\u5b9a\u3059\u308b\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\uff08\u65e7\uff1a\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\uff09\u306f\u3001\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u56fd\u5bb6\u8cc7\u683c\u3068\u3057\u3066\u9ad8\u3044\u4fe1\u983c\u3092\u5f97\u3066\u3044\u307e\u3059\u3010\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\u5236\u5ea6\u30ac\u30a4\u30c9\u300f\u4ee4\u548c4\u5e74\u3011\u3002\u307e\u305f\u3001IPA\u306b\u3088\u308b\u9ad8\u5ea6\u8a66\u9a13\u300c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u300d\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u300d\u306a\u3069\u3082\u3001\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u5bfe\u5fdc\u529b\u5411\u4e0a\u306b\u8cc7\u3059\u308b\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002 <\/p> <h3 class=\"heading-33\"><span>\u8a13\u7df4\u30d7\u30ed\u30b0\u30e9\u30e0\u3068\u6f14\u7fd2<\/span><\/h3> <p> \u6280\u8853\u7814\u4fee\u3067\u306f\u3001\u5b9f\u6a5f\u6f14\u7fd2\u3092\u91cd\u8996\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001<code>fsck.ext4<\/code>\u64cd\u4f5c\u3084\u30b8\u30e3\u30fc\u30ca\u30eb\u30ea\u30d7\u30ec\u30a4\u6f14\u7fd2\u3001\u30ed\u30b0\u89e3\u6790\u30cf\u30f3\u30ba\u30aa\u30f3\u3092\u7d44\u307f\u5408\u308f\u305b\u3001\u5b9a\u671f\u7684\uff08\u534a\u5e74\u3054\u3068\uff09\u306a\u6f14\u7fd2\u3092\u5b9f\u65bd\u3057\u307e\u3059\u3002\u66f4\u306b\u3001BCP\u6f14\u7fd2\u3068\u3057\u3066\u300c\u7dca\u6025\u6642\u300d\u300c\u7121\u96fb\u5316\u6642\u300d\u300c\u5b8c\u5168\u505c\u6b62\u6642\u300d\u5404\u30d5\u30a7\u30fc\u30ba\u3092\u901a\u3058\u305f\u5fa9\u65e7\u6f14\u7fd2\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u5b9f\u8df5\u529b\u3092\u990a\u6210\u3057\u307e\u3059\u3010\u60f3\u5b9a\u3011\u3002 <\/p> <h3 class=\"heading-33\"><span>\u52df\u96c6\u8981\u4ef6\u306e\u5b9a\u7fa9<\/span><\/h3> <p> \u63a1\u7528\u8981\u4ef6\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u8981\u7d20\u3092\u660e\u793a\u3059\u308b\u3068\u826f\u3044\u3067\u3057\u3087\u3046\u3002 <ul> <li>Linux\u30b7\u30b9\u30c6\u30e0\u7ba1\u7406\u7d4c\u9a133\u5e74\u4ee5\u4e0a<\/li> <li>\u8cc7\u683c\u4fdd\u6709\u8005\uff08\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\u7b49\uff09\u512a\u9047<\/li> <li>fsck\/debugfs \u7b49\u30c4\u30fc\u30eb\u306e\u5229\u7528\u7d4c\u9a13<\/li> <li>BCP\u7b56\u5b9a\u30fb\u904b\u7528\u7d4c\u9a13<\/li> <\/ul> \u6c42\u4eba\u7968\u3067\u306f\u3001\u4e0a\u8a18\u3092\u300c\u5fc5\u9808\u30b9\u30ad\u30eb\u300d\u300c\u6b53\u8fce\u30b9\u30ad\u30eb\u300d\u306b\u5206\u985e\u3057\u3001\u5177\u4f53\u7684\u696d\u52d9\u4f8b\u3092\u8a18\u8f09\u3059\u308b\u3053\u3068\u3067\u3001\u30df\u30b9\u30de\u30c3\u30c1\u3092\u6e1b\u3089\u305b\u307e\u3059\u3002 <\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052314281400010\" alt=\"ALT: \u4eba\u6750\u80b2\u6210\u3068\u52df\u96c6\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"margin-top:30px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 <\/div> <p style=\"margin-top:10px;\"> \u4eba\u6750\u80b2\u6210\u8a08\u753b\u3068\u63a1\u7528\u8981\u4ef6\u3092\u307e\u3068\u3081\u308b\u969b\u3001\u4e0a\u53f8\u306b\u306f<strong>\u8cc7\u683c\u4fdd\u6709\u72b6\u6cc1\u3084\u6f14\u7fd2\u5b9f\u7e3e<\/strong>\u3092\u4e00\u89a7\u5316\u3057\u3001\u5fc5\u8981\u4eba\u54e1\u6570\u3068\u6295\u8cc7\u8a08\u753b\u3092\u793a\u3059\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002 <\/p> <div style=\"margin-top:20px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> Perspective <\/div> <p style=\"margin-top:10px;\"> \u63a1\u7528\u5f8c\u306e\u5b9a\u7740\u7387\u3092\u9ad8\u3081\u308b\u305f\u3081\u3001<strong>\u30b9\u30ad\u30eb\u30a2\u30c3\u30d7\u30d1\u30b9\u3068\u30ad\u30e3\u30ea\u30a2\u30ed\u30fc\u30c9\u30de\u30c3\u30d7<\/strong>\u3092\u660e\u793a\u3057\u3001\u7d99\u7d9a\u7684\u306a\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u4f53\u5236\u3092\u6574\u5099\u3057\u307e\u3057\u3087\u3046\u3002 <\/p> <div id=\"chapter11\"><\/div> <div style=\"margin-top:50pt;\"><\/div> <h2 class=\"heading-23\">\u95a2\u4fc2\u8005\u30de\u30c3\u30d7\u3068\u6ce8\u610f\u70b9<\/h2> <p> \u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u3084Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u5bfe\u5fdc\u3067\u306f\u3001\u591a\u69d8\u306a\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u3068\u306e\u9023\u643a\u304c\u6b20\u304b\u305b\u307e\u305b\u3093\u3002\u81ea\u793e\u5185\u3067\u306f\u6280\u8853\u90e8\u9580\u3001\u904b\u7528\u30c1\u30fc\u30e0\u3001\u6cd5\u52d9\u90e8\u9580\u3001\u5185\u90e8\u76e3\u67fb\u90e8\u9580\u3001IR\u90e8\u9580\u3001\u7d4c\u55b6\u5c64\u306a\u3069\u304c\u95a2\u4e0e\u3057\u3001\u5916\u90e8\u3067\u306f\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u4e8b\u696d\u8005\u3001CSIRT\u3001\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u306a\u3069\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3010\u51fa\u5178\uff1a\u5185\u95a3\u5e9c\u9632\u707d\u60c5\u5831\u306e\u30da\u30fc\u30b8\u300e\u77e5\u308b\u30fb\u8a08\u753b\u3059\u308b\u300f\u3011\u3002 \u5404\u95a2\u4fc2\u8005\u306e\u5f79\u5272\u3068\u6ce8\u610f\u70b9\u3092\u6574\u7406\u3057\u3001\u60c5\u5831\u5171\u6709\u30eb\u30fc\u30c8\u3068\u610f\u601d\u6c7a\u5b9a\u968e\u5c64\u3092\u660e\u793a\u3057\u305f\u30de\u30c3\u30d7\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3067\u3001\u8fc5\u901f\u306a\u5bfe\u5fdc\u3068\u5831\u544a\u304c\u5b9f\u73fe\u3057\u307e\u3059\u3010\u51fa\u5178\uff1aIPA\u300e\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u306e\u518d\u767a\u9632\u6b62\u306e\u305f\u3081\u306e \u7d44\u7e54\u7684\u30de\u30cd\u30b8\u30e1\u30f3\u30c8\u306e\u8abf\u67fb\u5831\u544a\u300f\u3011\u3002 <\/p> \u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u4e00\u89a7\u8868  <table> <caption style=\"font-size:smaller; text-decoration:underline;\">\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u30de\u30c3\u30d7<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc<\/th> <th>\u5f79\u5272<\/th> <th>\u6ce8\u610f\u70b9<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u7d4c\u55b6\u5c64<\/td> <td>\u5fa9\u65e7\u65b9\u91dd\u6c7a\u5b9a\uff0f\u6295\u8cc7\u627f\u8a8d<\/td> <td>\u73fe\u72b6\u3068\u30ea\u30b9\u30af\u3092\u53ef\u8996\u5316\u3057\u3066\u5171\u6709<\/td> <\/tr> <tr> <td>\u6280\u8853\u90e8\u9580<\/td> <td>\u521d\u52d5\u5bfe\u5fdc\uff0f\u5fa9\u65e7\u4f5c\u696d<\/td> <td>\u624b\u9806\u66f8\u9075\u5b88\u3068\u30ed\u30b0\u4fdd\u5168<\/td> <\/tr> <tr> <td>\u6cd5\u52d9\u90e8\u9580<\/td> <td>\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u76e3\u67fb\uff0f\u5831\u544a\u6587\u66f8\u30ec\u30d3\u30e5\u30fc<\/td> <td>\u6cd5\u4ee4\u8981\u4ef6\u306e\u629c\u3051\u6f0f\u308c\u9632\u6b62<\/td> <\/tr> <tr> <td>\u5185\u90e8\u76e3\u67fb<\/td> <td>\u904b\u7528\u4f53\u5236\u306e\u5065\u5168\u6027\u78ba\u8a8d<\/td> <td>\u76e3\u67fb\u8a18\u9332\u306e\u4fdd\u5168<\/td> <\/tr> <tr> <td>CSIRT<\/td> <td>\u8105\u5a01\u60c5\u5831\u63d0\u4f9b\uff0f\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u53d7\u3051\u53e3<\/td> <td>\u8fc5\u901f\u306a\u60c5\u5831\u5171\u6709\u30c1\u30e3\u30cd\u30eb\u8a2d\u5b9a<\/td> <\/tr> <tr> <td>\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc<\/td> <td>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u4ea4\u63db\uff0f\u6280\u8853\u30b5\u30dd\u30fc\u30c8<\/td> <td>\u5951\u7d04\u6761\u4ef6\u30fbSLA\u306e\u9075\u5b88\u72b6\u6cc1\u78ba\u8a8d<\/td> <\/tr> <tr> <td>IR\u90e8\u9580<\/td> <td>\u5bfe\u5916\u8aac\u660e\uff0f\u9867\u5ba2\u5bfe\u5fdc<\/td> <td>\u4e8b\u5b9f\u95a2\u4fc2\u306e\u6b63\u78ba\u306a\u628a\u63e1<\/td> <\/tr> <\/tbody> <\/table> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052314281400011\" alt=\"ALT: \u95a2\u4fc2\u8005\u9593\u306e\u5831\u544a\u30fb\u610f\u601d\u6c7a\u5b9a\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"margin-top:30px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 <\/div> <p style=\"margin-top:10px;\"> \u6280\u8853\u90e8\u9580\u306f\u5404\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u3078\u5831\u544a\u3059\u308b\u969b\u3001<strong>\u300c\u4f55\u3092\u300d\u300c\u3044\u3064\u300d\u300c\u3069\u306e\u3088\u3046\u306b\u5bfe\u5fdc\u3057\u305f\u304b\u300d<\/strong>\u3092\u7c21\u6f54\u306b\u307e\u3068\u3081\u3001\u95a2\u4fc2\u90e8\u9580\u9593\u306e\u8a8d\u8b58\u30ae\u30e3\u30c3\u30d7\u3092\u9632\u3050\u8cc7\u6599\u3092\u7528\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3010\u51fa\u5178\uff1aIPA CSIRT Handbook\u3011\u3002 <\/p> <div style=\"margin-top:20px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> Perspective <\/div> <p style=\"margin-top:10px;\"> \u95a2\u4fc2\u8005\u30de\u30c3\u30d7\u306f\u5b9a\u671f\u7684\u306b\u898b\u76f4\u3057\u3001<strong>\u65b0\u898f\u53d6\u5f15\u5148\u3084\u7d44\u7e54\u5909\u66f4<\/strong>\u306b\u5fdc\u3058\u3066\u66f4\u65b0\u3059\u308b\u3053\u3068\u3067\u3001\u7dca\u6025\u6642\u306e\u6df7\u4e71\u3092\u9632\u6b62\u3057\u3066\u304f\u3060\u3055\u3044\u3010\u51fa\u5178\uff1a\u5185\u95a3\u5e9c\u9632\u707d\u60c5\u5831\u306e\u30da\u30fc\u30b8\u3011\u3002 <\/p> <div id=\"chapter12\"><\/div> <div style=\"margin-top:50pt;\"><\/div> <h2 class=\"heading-23\">\u5916\u90e8\u5c02\u9580\u5bb6\u3078\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3<\/h2> <p> \u969c\u5bb3\u5bfe\u5fdc\u304c\u81ea\u793e\u30ea\u30bd\u30fc\u30b9\u3067\u56f0\u96e3\u306a\u5834\u5408\u306f\u3001\u9069\u5207\u306a\u5916\u90e8\u5c02\u9580\u5bb6\u3078\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3044\u307e\u3059\u3002\u4ee3\u8868\u7684\u306a\u5c02\u9580\u5bb6\u3068\u3057\u3066\u3001JPCERT\/CC\u3084PSIRT\u3001\u6cd5\u52d9\u5c02\u9580\u5bb6\u3001\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u5c02\u9580\u5bb6\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3010\u51fa\u5178\uff1aJPCERT Handbook\u3011\u3002\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u57fa\u6e96\u3084\u9023\u7d61\u624b\u9806\u3092\u3042\u3089\u304b\u3058\u3081\u5b9a\u7fa9\u3057\u3001\u8fc5\u901f\u306a\u652f\u63f4\u3092\u5f97\u308b\u4f53\u5236\u3092\u69cb\u7bc9\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3010\u51fa\u5178\uff1aJPCERT APT\u30ac\u30a4\u30c9\u3011\u3002 <\/p> \u5916\u90e8\u5c02\u9580\u5bb6\u4e00\u89a7\u8868  <table> <caption style=\"font-size:smaller; text-decoration:underline;\">\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u5148\u3068\u5f79\u5272<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u5c02\u9580\u5bb6<\/th> <th>\u5f79\u5272<\/th> <th>\u9023\u7d61\u8981\u4ef6<\/th> <\/tr> <\/thead> <tbody> <tr> <td>JPCERT\/CC<\/td> <td>\u5168\u4f53\u8abf\u6574\uff0f\u521d\u52d5\u652f\u63f4<\/td> <td>\u91cd\u5927\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u767a\u751f\u6642<\/td> <\/tr> <tr> <td>PSIRT<\/td> <td>\u8106\u5f31\u6027\u5bfe\u5fdc<\/td> <td>\u672a\u77e5\u8106\u5f31\u6027\u691c\u51fa\u6642<\/td> <\/tr> <tr> <td>\u6cd5\u52d9\u5c02\u9580\u5bb6<\/td> <td>\u6cd5\u4ee4\u9806\u5b88\u652f\u63f4\uff0f\u5831\u544a\u6587\u66f8\u4f5c\u6210<\/td> <td>\u500b\u4eba\u60c5\u5831\u6f0f\u3048\u3044\u7591\u3044\u6642<\/td> <\/tr> <tr> <td>\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u5c02\u9580\u5bb6<\/td> <td>\u8a3c\u62e0\u4fdd\u5168\uff0f\u8abf\u67fb<\/td> <td>\u6539\u3056\u3093\u30fb\u4e0d\u6b63\u306e\u7591\u3044\u6642<\/td> <\/tr> <\/tbody> <\/table> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052314281400012\" alt=\"ALT: \u5916\u90e8\u5c02\u9580\u5bb6\u3078\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"margin-top:30px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 <\/div> <p style=\"margin-top:10px;\"> \u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u6642\u306f\u3001<strong>\u4e8b\u524d\u306b\u5b9a\u7fa9\u3057\u305f\u57fa\u6e96\u3068\u624b\u9806\u66f8<\/strong>\u3092\u9075\u5b88\u3057\u3001\u9023\u7d61\u5148\u30ea\u30b9\u30c8\u3068\u8a8d\u8a3c\u60c5\u5831\u3092\u5e38\u306b\u6700\u65b0\u5316\u3057\u3066\u304f\u3060\u3055\u3044\u3010\u51fa\u5178\uff1aJPCERT PSIRT Services Framework\u3011\u3002 <\/p> <div style=\"margin-top:20px;\"><\/div> <div style=\"border:1pt solid #aaaaaa;border-radius:6pt;background:#eeeeee;padding:8px;\"> Perspective <\/div> <p style=\"margin-top:10px;\"> \u5916\u90e8\u5c02\u9580\u5bb6\u3068\u306e\u9023\u643a\u3067\u306f\u3001<strong>\u6a5f\u5bc6\u4fdd\u6301\u5951\u7d04\uff08NDA\uff09\u3068SLA<\/strong>\u306e\u6574\u5099\u3092\u4e8b\u524d\u306b\u884c\u3044\u3001\u652f\u63f4\u30ec\u30d9\u30eb\u3068\u8cac\u4efb\u7bc4\u56f2\u3092\u660e\u78ba\u306b\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3010\u51fa\u5178\uff1aJPCERT ICS Security Guide\u3011\u3002 <\/p> <div style=\"margin-top:20px;\"><\/div> <div> <strong><span style=\"text-decoration: underline;\">\u5fa1\u793e\u306e\u6210\u9577\u30b9\u30c6\u30fc\u30b8\u3068\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u5408\u308f\u305b\u305f\u7d4c\u55b6\u8a08\u753b<\/span><\/strong>\u3092\u63cf\u304f\u3053\u3068\u304c\u3001\u6210\u529f\u306e\u9375\u3068\u306a\u308a\u307e\u3059\u3001\u5c0e\u5165\u524d\u30fb\u5c0e\u5165\u904e\u7a0b\u3067\u5fc3\u914d\u3084\u78ba\u8a8d\u3057\u305f\u3044\u5834\u5408\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30fb\u4fdd\u5b88\u306e\u5207\u308a\u66ff\u3048\u7b49\u306e\u3054\u76f8\u8ac7\u306a\u3069\u3082\u542b\u3081\u3066<span style=\"text-decoration: underline;\"><strong>\u5f53\u793e\u306b\u3054\u76f8\u8ac7\u3092\u9802\u3051\u308c\u3070\u3042\u3089\u3086\u308b\u30b5\u30dd\u30fc\u30c8\u3092\u627f\u308a\u307e\u3059<\/strong><\/span>\u3002 <\/div>\r\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-72aa2f3d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"72aa2f3d\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-190bda41\" data-id=\"190bda41\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-397bf131 elementor-widget elementor-widget-text-editor\" data-id=\"397bf131\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<style>h1.dai {    display: inline-block;    font-weight: bold;    border-left: solid 5px #38b3f2;    border-bottom: solid 1px #38b3f2;    margin-top: 25px; \/* \u4e0a\u306e\u7a7a\u767d\u30922\u500d *\/    margin-bottom: 5px;    padding: 5px 5px 5px 5px;    font-size: 18px; \/* \u6587\u5b57\u306e\u5927\u304d\u3055\u309218px\u306b\u8a2d\u5b9a *\/}h2.fukudai {    display: inline-block;    font-weight: bold;    border-left: solid 5px #38b3f2;    border-bottom: solid 1px #38b3f2;    margin-top: 25px; \/* \u4e0a\u306e\u7a7a\u767d\u30922\u500d *\/    margin-bottom: 5px;    padding: 5px 5px 5px 5px;    font-size: 18px; \/* \u6587\u5b57\u306e\u5927\u304d\u3055\u309218px\u306b\u8a2d\u5b9a *\/}.fukudai {    display: inline-block;    font-weight: bold;    border-left: solid 5px #38b3f2;    border-bottom: solid 1px #38b3f2;    margin: 0 auto 50px;    padding: 5px 5px 5px 5px;    font-size: 18px; \/* \u6587\u5b57\u306e\u5927\u304d\u3055\u309218px\u306b\u8a2d\u5b9a *\/}.fukudai {    display: inline-block;    font-weight: bold;    border-left: solid 5px #38b3f2;    border-bottom: solid 1px #38b3f2;    margin: 0 auto 50px;    padding: 5px 5px 5px 5px;    font-size: 18px; \/* \u6587\u5b57\u306e\u5927\u304d\u3055\u309218px\u306b\u8a2d\u5b9a *\/}<\/style><h2 class='fukudai'>\u306f\u3058\u3081\u306b<\/h2><br><p> Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u7406\u89e3\u3068\u969c\u5bb3\u306e\u5f71\u97ff    Linux\u306eExt4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u305d\u306e\u4fe1\u983c\u6027\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304b\u3089\u591a\u304f\u306e\u4f01\u696d\u3067\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u3069\u3093\u306a\u30b7\u30b9\u30c6\u30e0\u306b\u3082\u969c\u5bb3\u306f\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u30c7\u30fc\u30bf\u640d\u5931\u306f\u696d\u52d9\u306b\u6df1\u523b\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u7279\u306b\u3001IT\u90e8\u9580\u306e\u7ba1\u7406\u8005\u3084\u4f01\u696d\u7d4c\u55b6\u9663\u306b\u3068\u3063\u3066\u3001\u30c7\u30fc\u30bf\u306e\u5b89\u5168\u6027\u3068\u5fa9\u65e7\u624b\u6bb5\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u57fa\u672c\u7684\u306a\u7279\u6027\u3084\u3001\u4e00\u822c\u7684\u306a\u969c\u5bb3\u306e\u539f\u56e0\u306b\u3064\u3044\u3066\u89e6\u308c\u3001\u305d\u306e\u5f71\u97ff\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u306e\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4e07\u304c\u4e00\u306e\u4e8b\u614b\u306b\u5099\u3048\u3001\u4f01\u696d\u306e\u30c7\u30fc\u30bf\u4fdd\u5168\u306b\u5f79\u7acb\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002\u30c7\u30fc\u30bf\u969c\u5bb3\u306e\u30ea\u30b9\u30af\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306a\u5bfe\u5fdc\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u3067\u3001\u696d\u52d9\u306e\u7d99\u7d9a\u6027\u3092\u4fdd\u3064\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305a\u306f\u3001Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u9020\u3068\u3001\u3069\u306e\u3088\u3046\u306a\u969c\u5bb3\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u304b\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002   <\/p><br><br><h2 class='fukudai'>Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u57fa\u672c\u69cb\u9020\u3068\u7279\u5fb4<\/h2><br><p>Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306f\u3001Linux\u74b0\u5883\u306b\u304a\u3044\u3066\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3067\u3001\u3044\u304f\u3064\u304b\u306e\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305a\u3001Ext4\u306f&#8221;Fourth Extended File System&#8221;\u306e\u7565\u3067\u3042\u308a\u3001\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u3042\u308bExt3\u306e\u9032\u5316\u7248\u3067\u3059\u3002\u4e3b\u306a\u7279\u5fb4\u306e\u4e00\u3064\u306f\u3001\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\u6a5f\u80fd\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u30c7\u30fc\u30bf\u306e\u66f8\u304d\u8fbc\u307f\u304c\u884c\u308f\u308c\u308b\u524d\u306b\u3001\u305d\u306e\u64cd\u4f5c\u306e\u30ed\u30b0\u3092\u8a18\u9332\u3059\u308b\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u4fdd\u3064\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002  \u307e\u305f\u3001Ext4\u306f\u5927\u5bb9\u91cf\u306e\u30d5\u30a1\u30a4\u30eb\u3084\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u304a\u308a\u3001\u6700\u5927\u30671\u30a8\u30af\u30b5\u30d0\u30a4\u30c8\uff08EB\uff09\u306e\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3068\u3001\u6700\u5927\u306716\u30c6\u30e9\u30d0\u30a4\u30c8\uff08TB\uff09\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u6271\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5927\u898f\u6a21\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3084\u30d5\u30a1\u30a4\u30eb\u30b5\u30fc\u30d0\u30fc\u306b\u9069\u3057\u305f\u9078\u629e\u80a2\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002  \u3055\u3089\u306b\u3001Ext4\u306f\u9ad8\u3044\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u7279\u306b\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u66f8\u304d\u901f\u5ea6\u304c\u5411\u4e0a\u3057\u3066\u304a\u308a\u3001\u5927\u91cf\u306e\u5c0f\u3055\u306a\u30d5\u30a1\u30a4\u30eb\u3092\u6271\u3046\u969b\u3067\u3082\u52b9\u7387\u7684\u3067\u3059\u3002\u307e\u305f\u3001\u7a7a\u304d\u9818\u57df\u306e\u7ba1\u7406\u304c\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30c7\u30d5\u30e9\u30b0\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u5fc5\u8981\u6027\u304c\u4f4e\u304f\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u52b9\u7387\u7684\u306a\u5229\u7528\u304c\u53ef\u80fd\u3067\u3059\u3002  \u3053\u306e\u3088\u3046\u306b\u3001Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306f\u4fe1\u983c\u6027\u3001\u6027\u80fd\u3001\u62e1\u5f35\u6027\u306b\u512a\u308c\u305f\u7279\u6027\u3092\u6301\u3061\u3001\u3055\u307e\u3056\u307e\u306a\u7528\u9014\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u3053\u308c\u3089\u306e\u5229\u70b9\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u969c\u5bb3\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u6b21\u306e\u7ae0\u3067\u306f\u5177\u4f53\u7684\u306a\u969c\u5bb3\u306e\u539f\u56e0\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3059\u3002   <\/p><br><br><h2 class='fukudai'>\u4e00\u822c\u7684\u306a\u969c\u5bb3\u306e\u539f\u56e0\u3068\u75c7\u72b6<\/h2><br><p>Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u4e00\u822c\u7684\u306a\u969c\u5bb3\u306e\u539f\u56e0\u306f\u591a\u5c90\u306b\u308f\u305f\u308a\u307e\u3059\u3002\u307e\u305a\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u6545\u969c\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\u7279\u306b\u3001\u30c7\u30a3\u30b9\u30af\u30c9\u30e9\u30a4\u30d6\u306e\u7269\u7406\u7684\u306a\u640d\u50b7\u3084\u52a3\u5316\u306f\u3001\u30c7\u30fc\u30bf\u640d\u5931\u306e\u4e3b\u306a\u539f\u56e0\u306e\u4e00\u3064\u3067\u3059\u3002\u3053\u308c\u306b\u52a0\u3048\u3066\u3001\u96fb\u6e90\u969c\u5bb3\u3084\u904e\u71b1\u3082\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306b\u60aa\u5f71\u97ff\u3092\u53ca\u307c\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u96fb\u6e90\u304c\u6025\u306b\u5207\u308c\u305f\u308a\u3001\u4e0d\u5b89\u5b9a\u306a\u96fb\u6e90\u4f9b\u7d66\u304c\u7d9a\u304f\u3068\u3001\u30c7\u30fc\u30bf\u306e\u66f8\u304d\u8fbc\u307f\u304c\u9014\u4e2d\u3067\u4e2d\u65ad\u3055\u308c\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u304c\u7834\u640d\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 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class='fukudai'>\u52b9\u679c\u7684\u306a\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u306e\u7d39\u4ecb<\/h2><br><p>Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001\u8fc5\u901f\u304b\u3064\u52b9\u679c\u7684\u306a\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u307e\u305a\u6700\u521d\u306b\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u91cd\u8981\u6027\u3092\u5f37\u8abf\u3057\u307e\u3059\u3002\u5b9a\u671f\u7684\u306a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u4e07\u304c\u4e00\u306e\u969c\u5bb3\u6642\u306b\u30c7\u30fc\u30bf\u3092\u5fa9\u5143\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u3001\u30ed\u30fc\u30ab\u30eb\u30b9\u30c8\u30ec\u30fc\u30b8\u3060\u3051\u3067\u306a\u304f\u3001\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3082\u691c\u8a0e\u3057\u307e\u3057\u3087\u3046\u3002 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class='fukudai'>\u4e88\u9632\u7b56\u3068\u5b9a\u671f\u7684\u306a\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u91cd\u8981\u6027<\/h2><br><p>Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u969c\u5bb3\u3092\u672a\u7136\u306b\u9632\u3050\u305f\u3081\u306b\u306f\u3001\u4e88\u9632\u7b56\u3068\u5b9a\u671f\u7684\u306a\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u307e\u305a\u3001\u5b9a\u671f\u7684\u306a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u5b9f\u65bd\u306f\u6700\u3082\u91cd\u8981\u306a\u5bfe\u7b56\u306e\u4e00\u3064\u3067\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u3001\u30c7\u30fc\u30bf\u306e\u640d\u5931\u3092\u9632\u3050\u3060\u3051\u3067\u306a\u304f\u3001\u969c\u5bb3\u767a\u751f\u6642\u306e\u8fc5\u901f\u306a\u5fa9\u65e7\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u5148\u3092\u30ed\u30fc\u30ab\u30eb\u30b9\u30c8\u30ec\u30fc\u30b8\u3068\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u306e\u4e21\u65b9\u306b\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u3055\u3089\u306a\u308b\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3067\u304d\u307e\u3059\u3002 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 \u3055\u3089\u306b\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3082\u5fd8\u308c\u3066\u306f\u306a\u308a\u307e\u305b\u3093\u3002\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3084\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u6700\u65b0\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u3067\u3001\u65e2\u77e5\u306e\u30d0\u30b0\u3084\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8106\u5f31\u6027\u3092\u89e3\u6d88\u3057\u3001\u5b89\u5b9a\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u4e88\u9632\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u3067\u3001Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u969c\u5bb3\u30ea\u30b9\u30af\u3092\u5927\u5e45\u306b\u8efd\u6e1b\u3057\u3001\u696d\u52d9\u306e\u7d99\u7d9a\u6027\u3092\u4fdd\u3064\u3053\u3068\u304c\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002   <\/p><br><br><h2 class='fukudai'>Ext4\u969c\u5bb3\u304b\u3089\u306e\u5fa9\u65e7\u306e\u7dcf\u62ec\u3068\u4eca\u5f8c\u306e\u5c55\u671b<\/h2><br><p>Ext4\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u969c\u5bb3\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u8981\u56e0\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u9069\u5207\u306a\u7406\u89e3\u3068\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u3067\u3001\u305d\u306e\u5f71\u97ff\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u307e\u3067\u306b\u8ff0\u3079\u305f\u3088\u3046\u306b\u3001\u5b9a\u671f\u7684\u306a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3084\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u306f\u3001\u30c7\u30fc\u30bf\u640d\u5931\u3092\u9632\u304e\u3001\u8fc5\u901f\u306a\u5fa9\u65e7\u3092\u53ef\u80fd\u306b\u3059\u308b\u91cd\u8981\u306a\u624b\u6bb5\u3067\u3059\u3002\u307e\u305f\u3001\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u306f\u3001\u5c02\u9580\u306e\u30c7\u30fc\u30bf\u5fa9\u65e7\u696d\u8005\u3078\u306e\u4f9d\u983c\u3082\u9078\u629e\u80a2\u3068\u306a\u308a\u3001\u3088\u308a\u9ad8\u3044\u5fa9\u65e7\u7387\u3092\u671f\u5f85\u3067\u304d\u307e\u3059\u3002 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  <\/p><br><br><h2 class='fukudai'>\u4eca\u3059\u3050\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u59cb\u3081\u3088\u3046\uff01<\/h2><br><p>\u30c7\u30fc\u30bf\u306e\u4fdd\u8b77\u306f\u3001\u4f01\u696d\u306b\u3068\u3063\u3066\u6700\u3082\u91cd\u8981\u306a\u8ab2\u984c\u306e\u4e00\u3064\u3067\u3059\u3002\u4e07\u304c\u4e00\u306e\u969c\u5bb3\u306b\u5099\u3048\u308b\u305f\u3081\u306b\u306f\u3001\u4eca\u3059\u3050\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u59cb\u3081\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u5b9a\u671f\u7684\u306a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u306e\u640d\u5931\u30ea\u30b9\u30af\u3092\u5927\u5e45\u306b\u8efd\u6e1b\u3067\u304d\u307e\u3059\u3002\u30ed\u30fc\u30ab\u30eb\u30b9\u30c8\u30ec\u30fc\u30b8\u3060\u3051\u3067\u306a\u304f\u3001\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u4f75\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5b89\u5168\u306a\u30c7\u30fc\u30bf\u4fdd\u8b77\u304c\u5b9f\u73fe\u3057\u307e\u3059\u3002  \u307e\u305f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u884c\u3063\u305f\u5f8c\u306f\u3001\u5fa9\u65e7\u624b\u9806\u3092\u78ba\u8a8d\u3057\u3001\u5b9f\u969b\u306b\u5fa9\u5143\u304c\u53ef\u80fd\u3067\u3042\u308b\u304b\u3092\u30c6\u30b9\u30c8\u3059\u308b\u3053\u3068\u3082\u91cd\u8981\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u8fc5\u901f\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u4f53\u5236\u3092\u6574\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30c7\u30fc\u30bf\u306e\u5b89\u5168\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u3001\u4eca\u3059\u3050\u884c\u52d5\u3092\u8d77\u3053\u3057\u307e\u3057\u3087\u3046\u3002\u3042\u306a\u305f\u306e\u4f01\u696d\u306e\u5927\u5207\u306a\u30c7\u30fc\u30bf\u3092\u5b88\u308b\u305f\u3081\u306b\u3001\u9069\u5207\u306a\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u304c\u3001\u696d\u52d9\u306e\u7d99\u7d9a\u6027\u3092\u652f\u3048\u308b\u9375\u3068\u306a\u308a\u307e\u3059\u3002 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class='fukudai'>\u5fa9\u65e7\u4f5c\u696d\u6642\u306e\u6ce8\u610f\u4e8b\u9805\u3068\u30ea\u30b9\u30af\u7ba1\u7406<\/h2><br><p>\u30c7\u30fc\u30bf\u5fa9\u65e7\u4f5c\u696d\u3092\u884c\u3046\u969b\u306b\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u6ce8\u610f\u70b9\u3068\u30ea\u30b9\u30af\u7ba1\u7406\u304c\u5fc5\u8981\u3067\u3059\u3002\u307e\u305a\u3001\u5fa9\u65e7\u4f5c\u696d\u3092\u59cb\u3081\u308b\u524d\u306b\u3001\u5fc5\u305a\u73fe\u5728\u306e\u30c7\u30fc\u30bf\u72b6\u614b\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306f\u3001\u5fa9\u65e7\u30d7\u30ed\u30bb\u30b9\u4e2d\u306b\u65b0\u305f\u306a\u640d\u5931\u304c\u767a\u751f\u3059\u308b\u306e\u3092\u9632\u3050\u305f\u3081\u3067\u3059\u3002\u7279\u306b\u3001\u7269\u7406\u7684\u306a\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u6545\u969c\u304c\u7591\u308f\u308c\u308b\u5834\u5408\u3001\u8ffd\u52a0\u306e\u64cd\u4f5c\u3092\u884c\u3046\u3053\u3068\u3067\u72b6\u6cc1\u304c\u60aa\u5316\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 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