{"id":36598,"date":"2024-06-21T17:38:29","date_gmt":"2024-06-21T08:38:29","guid":{"rendered":"https:\/\/jouhou.main.jp\/?p=36598"},"modified":"2026-02-06T17:30:32","modified_gmt":"2026-02-06T08:30:32","slug":"nas%e3%81%aeecc%e3%83%a1%e3%83%a2%e3%83%aa%e3%82%a8%e3%83%a9%e3%83%bc%ef%bc%9a%e3%83%87%e3%83%bc%e3%82%bf%e6%95%b4%e5%90%88%e6%80%a7%e7%b6%ad%e6%8c%81%e3%81%ae%e5%be%a9%e6%97%a7%e3%83%86%e3%82%af","status":"publish","type":"post","link":"http:\/\/jouhou.main.jp\/?p=36598","title":{"rendered":"NAS\u306eECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\uff1a\u30c7\u30fc\u30bf\u6574\u5408\u6027\u7dad\u6301\u306e\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"36598\" class=\"elementor elementor-36598\" 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-fdabd73 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fdabd73\" 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-135b493\" data-id=\"135b493\" 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-b62d1b4 elementor-widget elementor-widget-html\" data-id=\"b62d1b4\" 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; padding:16px; border:1px solid #e5e7eb; border-radius:3px; background:#ffffff;\"> <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 12px 0;\"> <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> <h2 style=\"margin:10px 0 6px 0; font-size:18px; line-height:1.5; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306f\u300c\u5b88\u308c\u305f\u300d\u30b5\u30a4\u30f3\u3067\u3082\u3042\u308a\u3001\u6574\u5408\u6027\u304c\u63fa\u308c\u305f\u30b5\u30a4\u30f3\u3067\u3082\u3042\u308a\u307e\u3059<\/h2> <p style=\"margin:0; color:#374151; font-size:14px; line-height:1.7; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u6b62\u3081\u3089\u308c\u306a\u3044NAS\u307b\u3069\u3001\u89b3\u6e2c\u2192\u5f71\u97ff\u7bc4\u56f2\u2192\u6700\u5c0f\u5909\u66f4\u306e\u9806\u3067\u9032\u3081\u308b\u3068\u3001\u5fa9\u65e7\u304c\u201c\u53ce\u675f\u201d\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <\/div> <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:14px; margin:0 0 12px 0; background:#f9fafb;\"> <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 8px 0;\"> <span style=\"display:inline-block; background:#dc2626; color:#ffffff; border-radius:3px; padding:2px 8px; font-size:13px; font-weight:bold; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">1<\/span> <span style=\"margin-left:8px; font-weight:bold; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">30\u79d2\u3067\u4e89\u70b9\u3092\u7d5e\u308b<\/span> <\/div> <p style=\"margin:0; color:#374151; font-size:14px; line-height:1.7; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u4eca\u898b\u3048\u3066\u3044\u308b\u306e\u306f\u300c\u8a02\u6b63\u3055\u308c\u305fECC\u304c\u5897\u3048\u3066\u3044\u308b\u300d\u306e\u304b\u3001\u300c\u8a02\u6b63\u4e0d\u80fd\u304c\u51fa\u305f\u300d\u306e\u304b\u3002\u307e\u305a\u3053\u3053\u3067\u3001\u5fa9\u65e7\u306e\u5b89\u5168\u57df\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <\/div> <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:14px; margin:0 0 12px 0; background:#f9fafb;\"> <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 8px 0;\"> <span style=\"display:inline-block; background:#16a34a; color:#ffffff; border-radius:3px; padding:2px 8px; font-size:13px; font-weight:bold; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">2<\/span> <span style=\"margin-left:8px; font-weight:bold; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u4e89\u70b9\u5225\uff1a\u4eca\u5f8c\u306e\u9078\u629e\u3084\u884c\u52d5<\/span> <\/div> <p style=\"margin:0 0 10px 0; color:#374151; font-size:14px; line-height:1.7; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30b1\u30fc\u30b9\u3054\u3068\u306b\u201c\u3084\u308b\u3053\u3068\u306e\u9806\u756a\u201d\u3092\u5206\u3051\u3001\u6700\u5c0f\u5909\u66f4\u3067\u9032\u3081\u308b\u3068\u5f8c\u623b\u308a\u304c\u6e1b\u308a\u307e\u3059\u3002<\/p>\r\n<div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; margin:0 0 10px 0; background:#ffffff;\">\r\n  <p style=\"margin:0; font-weight:bold; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30b1\u30fc\u30b9A\uff1a\u8a02\u6b63\u53ef\u80fdECC\u304c\u5897\u3048\u3066\u3044\u308b\uff08\u7a3c\u50cd\u306f\u7d99\u7d9a\u3067\u304d\u308b\u304c\u201c\u4e88\u5146\u201d\u304c\u6fc3\u3044\uff09<\/p>\r\n  <pre style=\"margin:10px 0 0 0; padding:12px; border-radius:3px; background:#111827; color:#ffffff; font-size:13px; line-height:1.6; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\"># \u904e\u53bb\u301c\u73fe\u5728\u3067\u300c\u5897\u3048\u65b9\u300d\u3092\u898b\u308b\uff08\u7a81\u767a\/\u6f38\u5897\u3067\u610f\u5473\u304c\u5909\u308f\u308b\uff09\r\njournalctl -k | egrep -i \"mce|edac|ecc|memory\" || true\r\ndmesg -T | egrep -i \"mce|edac|ecc|memory\" || true\r\n\r\nDIMM\u306e\u4f4d\u7f6e\u60c5\u5831\u304c\u53d6\u308c\u308b\u306a\u3089\u300c\u7279\u5b9a\u306e\u30b9\u30ed\u30c3\u30c8\u306b\u504f\u308b\u304b\u300d\u3092\u78ba\u8a8d\r\n#\uff08NAS\/OS\u306b\u3088\u308a\u53d6\u5f97\u624b\u6bb5\u306f\u7570\u306a\u308b\u305f\u3081\u3001\u53d6\u308c\u308b\u7bc4\u56f2\u3067\u201c\u504f\u308a\u201d\u3060\u3051\u62bc\u3055\u3048\u308b\uff09\r\ndmidecode -t memory 2>\/dev\/null | sed -n \"1,200p\" || true<\/pre>\r\n<p style=\"margin:10px 0 0 0; color:#374151; font-size:13px; line-height:1.7; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u201c\u5897\u3048\u3066\u3044\u308b\u304c\u81f4\u547d\u3067\u306f\u306a\u3044\u201d\u6bb5\u968e\u306f\u3001\u505c\u6b62\u3088\u308a\u3082\u89b3\u6e2c\u3068\u504f\u308a\u306e\u628a\u63e1\u304c\u52b9\u304d\u307e\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3084\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u306e\u6574\u5408\u6027\u78ba\u8a8d\u3092\u5148\u306b\u7f6e\u304f\u3068\u5b89\u5fc3\u3067\u3059\u3002<\/p>\r\n<\/div>\r\n\r\n<div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; margin:0 0 10px 0; background:#ffffff;\">\r\n  <p style=\"margin:0; font-weight:bold; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30b1\u30fc\u30b9B\uff1a\u8a02\u6b63\u4e0d\u80fdECC\uff0fMCE\u304c\u51fa\u305f\uff08\u518d\u8d77\u52d5\u30fb\u30d5\u30ea\u30fc\u30ba\u30fb\u66f8\u304d\u8fbc\u307f\u5931\u6557\u304c\u6df7\u3056\u308a\u3084\u3059\u3044\uff09<\/p>\r\n  <pre style=\"margin:10px 0 0 0; padding:12px; border-radius:3px; background:#111827; color:#ffffff; font-size:13px; line-height:1.6; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\"># \u307e\u305a\u201c\u3044\u3064\u304b\u3089\u4f55\u304c\u8d77\u304d\u305f\u304b\u201d\u3092\u56fa\u5b9a\uff08\u76e3\u67fb\u30fb\u8aac\u660e\u306b\u3082\u4f7f\u3048\u308b\uff09\r\njournalctl --since \"today\" -k | egrep -i \"mce|edac|ecc|iommu|ext4|btrfs|zfs|raid\" || true\r\n\r\n\u76f4\u8fd1\u306bRAID\u518d\u69cb\u7bc9\u30fb\u30ea\u30d0\u30e9\u30f3\u30b9\u30fb\u5927\u91cf\u66f8\u304d\u8fbc\u307f\u304c\u8d70\u3063\u3066\u3044\u306a\u3044\u304b\r\ncat \/proc\/mdstat 2>\/dev\/null || true\r\n\r\n\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u30a8\u30e9\u30fc\u304c\u6df7\u3056\u3063\u3066\u3044\u306a\u3044\u304b\uff08I\/O\u30a8\u30e9\u30fc\u306f\u6574\u5408\u6027\u5224\u65ad\u3092\u96e3\u3057\u304f\u3059\u308b\uff09\r\ndmesg -T | egrep -i \"I\/O error|timeout|reset|nvme|ata|scsi\" || true<\/pre>\r\n<p style=\"margin:10px 0 0 0; color:#374151; font-size:13px; line-height:1.7; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u8a02\u6b63\u4e0d\u80fd\u304c\u51fa\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u5fa9\u65e7\u3092\u6025\u3050\u307b\u3069\u201c\u5224\u65ad\u6750\u6599\u201d\u304c\u6d88\u3048\u304c\u3061\u3067\u3059\u3002\u72b6\u614b\u306e\u56fa\u5b9a\uff08\u30ed\u30b0\/\u6642\u523b\/\u4f5c\u696d\u5c65\u6b74\uff09\u3092\u5148\u306b\u7f6e\u304f\u3068\u3001\u5f8c\u3067\u8aac\u660e\u304c\u901a\u308a\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\r\n<\/div>\r\n\r\n<div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; margin:0; background:#ffffff;\">\r\n  <p style=\"margin:0; font-weight:bold; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30b1\u30fc\u30b9C\uff1a\u30d5\u30a1\u30a4\u30eb\u6574\u5408\u6027\u306e\u4e0d\u4e00\u81f4\u304c\u51fa\u305f\uff08\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\/\u30b9\u30af\u30e9\u30d6\u3067\u691c\u77e5\uff09<\/p>\r\n  <pre style=\"margin:10px 0 0 0; padding:12px; border-radius:3px; background:#111827; color:#ffffff; font-size:13px; line-height:1.6; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\"># ZFS\u306e\u4f8b\uff08\u74b0\u5883\u306b\u3088\u308a\u30b3\u30de\u30f3\u30c9\u5dee\u3042\u308a\uff09\r\nzpool status 2>\/dev\/null || true\r\n\r\nBtrfs\u306e\u4f8b\uff08\u74b0\u5883\u306b\u3088\u308a\u30de\u30a6\u30f3\u30c8\u69cb\u6210\u306b\u6ce8\u610f\uff09\r\nbtrfs device stats \/ 2>\/dev\/null || true\r\nbtrfs scrub status \/ 2>\/dev\/null || true<\/pre>\r\n<p style=\"margin:10px 0 0 0; color:#374151; font-size:13px; line-height:1.7; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u6574\u5408\u6027\u691c\u77e5\u304c\u51fa\u3066\u3044\u308b\u3068\u304d\u306f\u3001\u539f\u56e0\u304c\u30e1\u30e2\u30ea\u30fb\u30b9\u30c8\u30ec\u30fc\u30b8\u30fb\u8ee2\u9001\u30fb\u96fb\u6e90\u306b\u307e\u305f\u304c\u308a\u307e\u3059\u3002\u5207\u308a\u5206\u3051\u3092\u6025\u304c\u305a\u3001\u691c\u77e5\u306e\u7bc4\u56f2\u3068\u518d\u73fe\u6027\u3092\u5148\u306b\u62bc\u3055\u3048\u308b\u3068\u201c\u88ab\u5bb3\u6700\u5c0f\u5316\u201d\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\r\n<\/div>\r\n\r\n<\/div> <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:14px; margin:0 0 12px 0; background:#f9fafb;\"> <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 8px 0;\"> <span style=\"display:inline-block; background:#2563eb; color:#ffffff; border-radius:3px; padding:2px 8px; font-size:13px; font-weight:bold; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">3<\/span> <span style=\"margin-left:8px; font-weight:bold; color:#111827; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u5f71\u97ff\u7bc4\u56f2\u30921\u5206\u3067\u78ba\u8a8d<\/span> <\/div> <p style=\"margin:0; color:#374151; font-size:14px; line-height:1.7; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u201c\u3069\u306e\u30c7\u30fc\u30bf\u304c\u602a\u3057\u3044\u304b\u201d\u3092\u5148\u306b\u7d5e\u308c\u308b\u3068\u3001\u5fa9\u65e7\u306e\u624b\u304c\u901f\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <ul style=\"margin:10px 0 0 18px; padding:0; color:#374151; font-size:13px; line-height:1.8; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\"> <li style=\"margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30a8\u30e9\u30fc\u767a\u751f\u6642\u523b\u306e\u524d\u5f8c\u3067\u3001\u66f8\u304d\u8fbc\u307f\u304c\u96c6\u4e2d\u3057\u305f\u5171\u6709\u30d5\u30a9\u30eb\u30c0\/\u30dc\u30ea\u30e5\u30fc\u30e0\u304c\u3042\u308b\u304b<\/li> <li style=\"margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">RAID\u518d\u69cb\u7bc9\u30fb\u30ea\u30d0\u30e9\u30f3\u30b9\u30fb\u30b9\u30af\u30e9\u30d6\u7b49\u306e\u91cd\u3044\u51e6\u7406\u304c\u540c\u6642\u671f\u306b\u8d70\u3063\u3066\u3044\u306a\u3044\u304b<\/li> <li style=\"margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\/\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u76f4\u8fd1\u6210\u529f\u70b9\u304c\u3069\u3053\u304b\uff08\u623b\u308c\u308b\u5730\u70b9\u306e\u628a\u63e1\uff09<\/li> <li style=\"margin:0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u6574\u5408\u6027\u691c\u8a3c\uff08\u30b9\u30af\u30e9\u30d6\/\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\uff09\u3067\u4e0d\u4e00\u81f4\u304c\u51fa\u3066\u3044\u308b\u7bc4\u56f2\u304c\u9650\u5b9a\u7684\u304b<\/li> <\/ul> <\/div> <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #fdba74; border-radius:3px; padding:14px; margin:0 0 12px 0; background:#ffedd5;\"> <p style=\"margin:0 0 8px 0; font-weight:bold; color:#7c2d12; 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<\/p> <ul style=\"margin:0 0 0 18px; padding:0; color:#7c2d12; font-size:13px; line-height:1.8; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\"> <li style=\"margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u539f\u56e0\u304c\u672a\u78ba\u5b9a\u306e\u307e\u307eRAID\u518d\u69cb\u7bc9\u3092\u8d70\u3089\u305b\u3001\u8ca0\u8377\u3067\u75c7\u72b6\u304c\u60aa\u5316\u3059\u308b<\/li> <li style=\"margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u30ed\u30b0\u4fdd\u5168\u3092\u5f8c\u56de\u3057\u306b\u3057\u3066\u3001\u767a\u751f\u6642\u523b\u30fb\u983b\u5ea6\u30fb\u504f\u308a\u306e\u8a3c\u8de1\u304c\u6d88\u3048\u308b<\/li> <li style=\"margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u201c\u6b63\u5e38\u306b\u898b\u3048\u308b\u201d\u30c7\u30fc\u30bf\u3092\u57fa\u6e96\u306b\u4e0a\u66f8\u304d\u304c\u9032\u307f\u3001\u6574\u5408\u6027\u306e\u63fa\u3089\u304e\u304c\u5e83\u304c\u308b<\/li> <li style=\"margin:0; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u4ea4\u63db\u3068\u8a2d\u5b9a\u5909\u66f4\u3092\u540c\u6642\u306b\u884c\u3044\u3001\u3069\u306e\u624b\u5f53\u304c\u52b9\u3044\u305f\u306e\u304b\u5206\u304b\u3089\u306a\u304f\u306a\u308b<\/li> <\/ul> <\/div> <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #bfdbfe; border-radius:3px; padding:14px; background:#eff6ff;\"> <p style=\"margin:0 0 8px 0; font-weight:bold; color:#0b1f4b; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u8ff7\u3063\u305f\u3089\uff1a\u7121\u6599\u3067\u76f8\u8ac7\u3067\u304d\u307e\u3059<\/p> <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 10px 0;\"> <p style=\"margin:0 0 6px 0; font-size:12px; color:#1f2937; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u8a02\u6b63\u53ef\u80fdECC\u304c\u5897\u3048\u7d9a\u3051\u3066\u3044\u308b\u304c\u3001\u505c\u6b62\u5224\u65ad\u3067\u8ff7\u3063\u305f\u3089\u3002<\/p> <p style=\"margin:0 0 6px 0; font-size:12px; color:#1f2937; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">MCE\/EDAC\u30ed\u30b0\u306e\u8aad\u307f\u5206\u3051\u304c\u3067\u304d\u306a\u3044\u3002<\/p> <p style=\"margin:0 0 6px 0; font-size:12px; color:#1f2937; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">RAID\u518d\u69cb\u7bc9\u3084\u30b9\u30af\u30e9\u30d6\u3092\u8d70\u3089\u305b\u308b\u524d\u306b\u3001\u5f71\u97ff\u7bc4\u56f2\u306e\u78ba\u5ea6\u3067\u8ff7\u3063\u305f\u3089\u3002<\/p> <p style=\"margin:0 0 6px 0; font-size:12px; color:#1f2937; 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<\/p> <p style=\"margin:0 0 6px 0; font-size:12px; color:#1f2937; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">DIMM\u4ea4\u63db\u306e\u512a\u5148\u9806\u4f4d\uff08\u30b9\u30ed\u30c3\u30c8\/\u672c\u6570\/\u691c\u8a3c\u9806\uff09\u3067\u8ff7\u3063\u305f\u3089\u3002<\/p> <p style=\"margin:0 0 6px 0; font-size:12px; color:#1f2937; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u6574\u5408\u6027\u691c\u8a3c\u306e\u7d50\u679c\u304c\u201c\u826f\u3044\u306e\u304b\u60aa\u3044\u306e\u304b\u201d\u5224\u65ad\u3067\u304d\u306a\u3044\u3002<\/p> <p style=\"margin:0; font-size:12px; color:#1f2937; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\">\u73fe\u5834\u8aac\u660e\u3068\u5f79\u54e1\u5831\u544a\u306e\u8a00\u3044\u56de\u3057\u3067\u8ff7\u3063\u305f\u3089\u3002<\/p> <\/div>\r\n<p style=\"margin:0 0 10px 0; color:#1f2937; font-size:13px; line-height:1.7; overflow-wrap:anywhere; max-width:100%; box-sizing:border-box;\"><strong>\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u7121\u6599\u76f8\u8ac7\uff08\u72b6\u6cc1\u6574\u7406\u304b\u3089\u3001\u6700\u5c0f\u5909\u66f4\u3067\u306e\u5fa9\u65e7\u65b9\u91dd\u307e\u3067\u4e00\u7dd2\u306b\u8a70\u3081\u3089\u308c\u307e\u3059\uff09\u3002<\/p>\r\n\r\n<div style=\"max-width:100%; box-sizing:border-box; overflow:visible; display:flex; flex-wrap:wrap; gap:10px;\">\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; 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; padding:10px 12px; border-radius:3px; 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; padding:10px 12px; border-radius:3px; 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<p style=\"margin:16px 0 0 0; font-size:1.5em; font-weight:bold; color:#111827; 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<\/p>\r\n<\/div> <\/section> <div style=\"margin:0; padding:30pt; background-color:#EEEEEE;\"> <p style=\"margin:0 0 8px 0; font-size:1.2em; font-weight:bold;\">\u3082\u304f\u3058<\/p> <ul style=\"list-style-type:none; padding-left:0; margin:0;\"> <li style=\"margin:40px 0;\"><a href=\"#sec01\">\u7b2c1\u7ae0\uff1aNAS\u3067ECC\u8b66\u544a\u304c\u51fa\u305f\u77ac\u9593\u306b\u8d77\u304d\u3066\u3044\u308b\u3053\u3068\uff08\u201c\u5b88\u3089\u308c\u305f\u201d\u306e\u304b\u201c\u63fa\u3089\u3044\u3060\u201d\u306e\u304b\uff09<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec02\">\u7b2c2\u7ae0\uff1a\u8a02\u6b63\u53ef\u80fdECC\u3068\u8a02\u6b63\u4e0d\u80fdECC\u306e\u9055\u3044\u304c\u3001\u5fa9\u65e7\u65b9\u91dd\u3092\u5206\u3051\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec03\">\u7b2c3\u7ae0\uff1a\u6b62\u3081\u3089\u308c\u306a\u3044\u73fe\u5834\u5411\u3051\u306b\u3001\u307e\u305a\u300c\u5f71\u97ff\u7bc4\u56f2\u300d\u3092\u6700\u5c0f\u30b3\u30b9\u30c8\u3067\u898b\u7a4d\u3082\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec04\">\u7b2c4\u7ae0\uff1aMCE\/EDAC\u30ed\u30b0\u304b\u3089\u300c\u3044\u3064\u30fb\u3069\u3053\u30fb\u3069\u308c\u3060\u3051\u300d\u3092\u8aad\u307f\u89e3\u304f\uff08\u4f0f\u7dda\uff1a\u90e8\u54c1\u304b\u74b0\u5883\u304b\uff09<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec05\">\u7b2c5\u7ae0\uff1a\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u66f8\u304d\u623b\u3057\u304c\u6b8b\u3059\u201c\u30ba\u30ec\u201d\u2014\u2014\u30c7\u30fc\u30bf\u6574\u5408\u6027\u304c\u63fa\u308c\u308b\u30dd\u30a4\u30f3\u30c8<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec06\">\u7b2c6\u7ae0\uff1a\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5225\u306e\u6574\u5408\u6027\u691c\u8a3c\u7dda\uff08ZFS\/Btrfs\/EXT\u7cfb\u3067\u898b\u3048\u308b\u3082\u306e\u304c\u9055\u3046\uff09<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec07\">\u7b2c7\u7ae0\uff1aRAID\u518d\u69cb\u7bc9\u304c\u201c\u5897\u5e45\u5668\u201d\u306b\u306a\u308b\u6761\u4ef6\u2014\u2014\u3084\u308b\u524d\u306b\u63c3\u3048\u308b\u3079\u304d\u524d\u63d0<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec08\">\u7b2c8\u7ae0\uff1aDIMM\/\u30b9\u30ed\u30c3\u30c8\/CPU\/\u96fb\u6e90\/\u6e29\u5ea6\u2014\u2014\u5207\u308a\u5206\u3051\u3092\u6700\u77ed\u5316\u3059\u308b\u89b3\u6e2c\u306e\u4e26\u3079\u65b9<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec09\">\u7b2c9\u7ae0\uff1a\u6700\u5c0f\u5909\u66f4\u3067\u5fa9\u65e7\u3059\u308b\u5b9f\u52d9\u30c6\u30af\u30cb\u30c3\u30af\uff08\u691c\u8a3c\u2192\u9694\u96e2\u2192\u4ea4\u63db\u5224\u65ad\u2192\u518d\u691c\u8a3c\uff09<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec10\">\u7b2c10\u7ae0\uff1a\u5e30\u7d50\uff1a\u30c7\u30fc\u30bf\u306e\u6b63\u3057\u3055\u3092\u8a3c\u660e\u3057\u3064\u3064\u3001\u518d\u767a\u9632\u6b62\u3068\u8aac\u660e\u8cc7\u6599\u307e\u3067\u4e00\u679a\u306b\u307e\u3068\u3081\u308b<\/a><\/li> <\/ul> <\/div> \r\n\r\n\r\n\r\n<p><strong>\u3010\u6ce8\u610f\u3011<\/strong> NAS\u306eECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306f\u300c\u30c7\u30fc\u30bf\u304c\u7121\u4e8b\u300d\u3068\u306f\u8a00\u3044\u5207\u308c\u305a\u3001\u72b6\u614b\u3092\u60aa\u5316\u3055\u305b\u306a\u3044\u5224\u65ad\u304c\u6700\u512a\u5148\u3067\u3059\u3002\u81ea\u5df1\u6d41\u306e\u4fee\u7406\u3084\u5fa9\u65e7\u4f5c\u696d\u3067\u72b6\u6cc1\u304c\u62e1\u5927\u3059\u308b\u3053\u3068\u304c\u3042\u308b\u305f\u3081\u3001\u696d\u52d9\u5f71\u97ff\u30fb\u76e3\u67fb\u8981\u4ef6\u30fb\u5fa9\u65e7\u8981\u4ef6\u304c\u7d61\u3080\u5834\u5408\u306f<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u4e8b\u696d\u8005\u306b\u76f8\u8ac7\u3057\u3001\u88ab\u5bb3\u6700\u5c0f\u5316\u3068\u65e9\u671f\u306e\u53ce\u675f\u3092\u76ee\u6307\u3057\u3066\u304f\u3060\u3055\u3044\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;\">\u7b2c1\u7ae0\uff1aNAS\u3067ECC\u8b66\u544a\u304c\u51fa\u305f\u77ac\u9593\u306b\u8d77\u304d\u3066\u3044\u308b\u3053\u3068\uff08\u201c\u5b88\u3089\u308c\u305f\u201d\u306e\u304b\u201c\u63fa\u3089\u3044\u3060\u201d\u306e\u304b\uff09<\/h2> <p>ECC\uff08Error-Correcting Code\uff09\u30e1\u30e2\u30ea\u306f\u3001\u30e1\u30e2\u30ea\u5185\u306e\u30d3\u30c3\u30c8\u5316\u3051\u3092\u691c\u51fa\u3057\u3001\u6761\u4ef6\u306b\u3088\u3063\u3066\u306f\u8a02\u6b63\u307e\u3067\u884c\u3044\u307e\u3059\u3002NAS\u3067ECC\u95a2\u9023\u306e\u30a2\u30e9\u30fc\u30c8\u304c\u4e0a\u304c\u3063\u305f\u3068\u304d\u3001\u73fe\u5834\u306e\u4f53\u611f\u3068\u3057\u3066\u306f\u300c\u307e\u305f\u30a2\u30e9\u30fc\u30c8\u304b\u300d\u300c\u3068\u308a\u3042\u3048\u305a\u52d5\u3044\u3066\u3044\u308b\u304b\u3089\u5f8c\u3067\u300d\u3068\u306a\u308a\u304c\u3061\u3067\u3059\u3002\u4e00\u65b9\u3067\u3001\u8cac\u4efb\u3092\u6301\u3064\u7acb\u5834\u307b\u3069\u300c\u3053\u306e\u5148\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u306f\u5927\u4e08\u592b\u304b\u300d\u300c\u4e0a\u53f8\u306b\u3069\u3046\u8aac\u660e\u3059\u308b\u304b\u300d\u300c\u6b62\u3081\u3089\u308c\u306a\u3044\u306e\u306b\u3001\u4f55\u3092\u512a\u5148\u3059\u3079\u304d\u304b\u300d\u3068\u3001\u5224\u65ad\u306e\u91cd\u3055\u304c\u4e00\u6c17\u306b\u5897\u3057\u307e\u3059\u3002<\/p> <p>\u3053\u3053\u3067\u6700\u521d\u306b\u5207\u308a\u5206\u3051\u305f\u3044\u306e\u306f\u3001ECC\u304c\u201c\u5b88\u3063\u305f\u201d\u30a2\u30e9\u30fc\u30c8\u306a\u306e\u304b\u3001\u201c\u5b88\u308a\u5207\u308c\u306a\u304b\u3063\u305f\u53ef\u80fd\u6027\u201d\u3092\u542b\u3080\u30a2\u30e9\u30fc\u30c8\u306a\u306e\u304b\u3067\u3059\u3002\u4e00\u822c\u306b\u3001\u8a02\u6b63\u53ef\u80fd\uff08Correctable\uff09\u306a\u30a8\u30e9\u30fc\u306f\u300cECC\u304c\u8a02\u6b63\u3067\u304d\u305f\u300d\u3053\u3068\u3092\u610f\u5473\u3057\u3001\u5373\u6642\u306e\u505c\u6b62\u3092\u5fc5\u305a\u3057\u3082\u8981\u3057\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u767a\u751f\u983b\u5ea6\u304c\u5897\u3048\u3066\u3044\u308b\u5834\u5408\u306f\u90e8\u54c1\u52a3\u5316\u30fb\u71b1\u30fb\u96fb\u6e90\u54c1\u8cea\u30fb\u63a5\u89e6\u4e0d\u826f\u306a\u3069\u306e\u4e88\u5146\u306b\u306a\u308a\u5f97\u307e\u3059\u3002\u8a02\u6b63\u4e0d\u80fd\uff08Uncorrectable\uff09\u306a\u30a8\u30e9\u30fc\u3084MCE\uff08Machine Check Exception\uff09\u3092\u4f34\u3046\u8a18\u9332\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u7570\u5e38\u7d42\u4e86\u3084\u518d\u8d77\u52d5\u3001\u66f8\u304d\u8fbc\u307f\u5931\u6557\u3068\u540c\u6642\u671f\u306b\u73fe\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u3001\u30c7\u30fc\u30bf\u306e\u6b63\u3057\u3055\u306b\u95a2\u3059\u308b\u8aac\u660e\u8cac\u4efb\u304c\u4e00\u6bb5\u4e0a\u304c\u308a\u307e\u3059\u3002<\/p> <hr> <p>\u672c\u8a18\u4e8b\u306f\u300c\u81ea\u5206\u3067\u4fee\u7406\u3059\u308b\u624b\u9806\u300d\u3092\u717d\u308b\u306e\u3067\u306f\u306a\u304f\u300130\u79d2\u3067\u4e89\u70b9\u3092\u7d5e\u308a\u3001\u6700\u5c0f\u5909\u66f4\u3067\u5b89\u5168\u306a\u521d\u52d5\u3092\u53d6\u308a\u3001\u4f9d\u983c\u5224\u65ad\u304c\u3067\u304d\u308b\u72b6\u614b\u306b\u6574\u3048\u308b\u3053\u3068\u3092\u76ee\u7684\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u6700\u521d\u306b\u3001\u75c7\u72b6\u3068\u884c\u52d5\u306e\u5bfe\u5fdc\u3092\u201c\u898b\u3048\u308b\u5316\u201d\u3057\u307e\u3059\uff08\u74b0\u5883\u5dee\u304c\u3042\u308b\u305f\u3081\u3001\u6700\u7d42\u5224\u65ad\u306f\u500b\u5225\u72b6\u6cc1\u3067\u306e\u78ba\u8a8d\u304c\u524d\u63d0\u3067\u3059\uff09\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u75c7\u72b6\uff08\u3088\u304f\u3042\u308b\u5165\u53e3\uff09<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u307e\u305a\u53d6\u308b\u3079\u304d\u884c\u52d5\uff08\u5b89\u5168\u306a\u521d\u52d5\uff09<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u76f8\u8ac7\u3092\u6025\u3050\u76ee\u5b89\uff08\u4f9d\u983c\u5224\u65ad\uff09<\/th> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">ECC\u306e\u8a02\u6b63\u53ef\u80fd\u30a8\u30e9\u30fc\u304c\u6563\u767a<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u767a\u751f\u6642\u523b\u30fb\u983b\u5ea6\u30fb\u5897\u52a0\u50be\u5411\u3092\u8a18\u9332\u3057\u3001\u540c\u6642\u671f\u306e\u9ad8\u8ca0\u8377\u51e6\u7406\uff08\u518d\u69cb\u7bc9\/\u30b9\u30af\u30e9\u30d6\/\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff09\u6709\u7121\u3092\u78ba\u8a8d\u3059\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u77ed\u671f\u9593\u3067\u5897\u52a0\u3001\u7279\u5b9a\u6642\u9593\u5e2f\u306b\u96c6\u4e2d\u3001\u6e29\u5ea6\/\u96fb\u6e90\u30a4\u30d9\u30f3\u30c8\u3068\u540c\u6642\u3001\u696d\u52d9\u505c\u6b62\u3067\u304d\u306a\u3044<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u8a02\u6b63\u4e0d\u80fdECC\/MCE\u306e\u8a18\u9332<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u30ed\u30b0\u4fdd\u5168\uff08\u6642\u523b\u30fb\u8a72\u5f53\u30ce\u30fc\u30c9\u30fb\u518d\u8d77\u52d5\u6709\u7121\uff09\u3092\u512a\u5148\u3057\u3001\u6574\u5408\u6027\u691c\u8a3c\u306e\u7bc4\u56f2\u3092\u628a\u63e1\u3059\u308b\uff08\u5e83\u3052\u306a\u3044\uff09<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u518d\u8d77\u52d5\/\u30d5\u30ea\u30fc\u30ba\/\u66f8\u304d\u8fbc\u307f\u5931\u6557\u304c\u4f75\u767a\u3001\u8907\u6570\u30ce\u30fc\u30c9\u3067\u767a\u751f\u3001\u76e3\u67fb\u3084\u9867\u5ba2\u5f71\u97ff\u306e\u8aac\u660e\u304c\u5fc5\u8981<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u6574\u5408\u6027\u691c\u8a3c\u3067\u4e0d\u4e00\u81f4\uff08\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\/\u30b9\u30af\u30e9\u30d6\uff09<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u4e0d\u4e00\u81f4\u306e\u5bfe\u8c61\u30fb\u7bc4\u56f2\u30fb\u518d\u73fe\u6027\u3092\u62bc\u3055\u3048\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u201c\u623b\u308c\u308b\u5730\u70b9\u201d\u3092\u78ba\u8a8d\u3059\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u4e0d\u4e00\u81f4\u304c\u5897\u3048\u308b\u3001\u91cd\u8981\u30c7\u30fc\u30bf\u9818\u57df\u3001\u5fa9\u65e7\u512a\u5148\u9806\u4f4d\u304c\u6c7a\u3081\u3089\u308c\u306a\u3044<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">RAID\u518d\u69cb\u7bc9\u4e2d\/\u76f4\u5f8c\u306b\u8b66\u544a<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u518d\u69cb\u7bc9\u304c\u201c\u5897\u5e45\u5668\u201d\u306b\u306a\u308a\u5f97\u308b\u524d\u63d0\u3092\u78ba\u8a8d\u3057\u3001\u7121\u7406\u306b\u4f5c\u696d\u3092\u8ffd\u52a0\u3057\u306a\u3044\uff08\u72b6\u6cc1\u56fa\u5b9a\uff09<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u518d\u69cb\u7bc9\u304c\u9577\u671f\u5316\u3001I\/O\u30a8\u30e9\u30fc\u6df7\u5728\u3001\u696d\u52d9\u5074\u306e\u30bf\u30a4\u30e0\u30ea\u30df\u30c3\u30c8\u304c\u8feb\u308b<\/td> <\/tr> <\/table> <hr> <p>\u6b21\u306b\u300c\u4f9d\u983c\u5224\u65ad\u300d\u306b\u5bc4\u305b\u305f\u57fa\u6e96\u3092\u7f6e\u304d\u307e\u3059\u3002\u73fe\u5834\u304c\u697d\u306b\u306a\u308b\u306e\u306f\u3001\u5224\u65ad\u304c\u66d6\u6627\u306a\u307e\u307e\u6642\u9593\u3092\u6eb6\u304b\u3059\u3053\u3068\u3067\u306f\u306a\u304f\u3001\u6700\u5c0f\u306e\u8ffd\u52a0\u60c5\u5831\u3067\u201c\u53ce\u675f\u65b9\u5411\u201d\u3092\u6c7a\u3081\u3089\u308c\u308b\u72b6\u614b\u3067\u3059\u3002<\/p> <ul> <li>\u8a02\u6b63\u4e0d\u80fdECC\/MCE\u304c\u8a18\u9332\u3055\u308c\u3001\u518d\u8d77\u52d5\u30fb\u30d5\u30ea\u30fc\u30ba\u30fb\u66f8\u304d\u8fbc\u307f\u5931\u6557\u306a\u3069\u904b\u7528\u5f71\u97ff\u304c\u898b\u3048\u3066\u3044\u308b<\/li> <li>\u6574\u5408\u6027\u691c\u8a3c\uff08\u30b9\u30af\u30e9\u30d6\u7b49\uff09\u3067\u4e0d\u4e00\u81f4\u304c\u51fa\u305f\u3001\u307e\u305f\u306f\u4e0d\u4e00\u81f4\u306e\u6709\u7121\u3092\u78ba\u8a8d\u3067\u304d\u306a\u3044<\/li> <li>RAID\u518d\u69cb\u7bc9\u3084\u30ea\u30d0\u30e9\u30f3\u30b9\u306e\u6700\u4e2d\u3067\u3001\u8ffd\u52a0\u306e\u5224\u65ad\u30df\u30b9\u304c\u81f4\u547d\u50b7\u306b\u306a\u308a\u5f97\u308b<\/li> <li>\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\/\u672c\u756a\u30c7\u30fc\u30bf\/\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u307f\u3001\u8aac\u660e\u8cac\u4efb\uff08\u6642\u523b\u30fb\u7bc4\u56f2\u30fb\u518d\u767a\u9632\u6b62\uff09\u304c\u5fc5\u8981<\/li> <\/ul> <p>\u4e0a\u306e\u3044\u305a\u308c\u304b\u306b\u5f53\u3066\u306f\u307e\u308b\u5834\u5408\u3001\u4e00\u822c\u8ad6\u3060\u3051\u3067\u610f\u601d\u6c7a\u5b9a\u3059\u308b\u3068\u3001\u5bfe\u51e6\u304c\u7a7a\u56de\u308a\u3057\u3066\u201c\u6291\u3048\u8fbc\u307f\u201d\u304c\u52b9\u304b\u306a\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u72b6\u6cc1\u6574\u7406\u304b\u3089\u76f8\u8ac7\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\uff08https:\/\/jouhou.main.jp\/?page_id=26983\uff09\u307e\u305f\u306f\u96fb\u8a71\uff080120-838-831\uff09\u3067<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\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;\">\u7b2c2\u7ae0\uff1a\u8a02\u6b63\u53ef\u80fdECC\u3068\u8a02\u6b63\u4e0d\u80fdECC\u306e\u9055\u3044\u304c\u3001\u5fa9\u65e7\u65b9\u91dd\u3092\u5206\u3051\u308b<\/h2> <p>ECC\u30a2\u30e9\u30fc\u30c8\u3092\u8aad\u3080\u3046\u3048\u3067\u3001\u6700\u521d\u306e\u5206\u5c90\u306f\u300c\u8a02\u6b63\u53ef\u80fd\uff08Correctable\uff09\u300d\u304b\u300c\u8a02\u6b63\u4e0d\u80fd\uff08Uncorrectable\uff09\u300d\u304b\u3067\u3059\u3002\u8a02\u6b63\u53ef\u80fd\u306f\u3001\u30e1\u30e2\u30ea\u5185\u3067\u691c\u51fa\u3055\u308c\u305f\u30d3\u30c3\u30c8\u30a8\u30e9\u30fc\u304cECC\u306e\u5197\u9577\u60c5\u5831\u3067\u8a02\u6b63\u3067\u304d\u305f\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002\u4e00\u65b9\u3067\u8a02\u6b63\u4e0d\u80fd\u306f\u3001\u8a02\u6b63\u306b\u5fc5\u8981\u306a\u60c5\u5831\u304c\u4e0d\u8db3\u3057\u3066\u3044\u305f\u3001\u307e\u305f\u306f\u8907\u6570\u30d3\u30c3\u30c8\u304c\u540c\u6642\u306b\u58ca\u308c\u305f\u306a\u3069\u3001\u8a02\u6b63\u3057\u304d\u308c\u306a\u3044\u72b6\u614b\u3092\u542b\u307f\u307e\u3059\u3002\u5f8c\u8005\u306f\u3001OS\u3084CPU\u306e\u4fdd\u8b77\u6a5f\u69cb\u304c\u4f8b\u5916\uff08MCE\u306a\u3069\uff09\u3068\u3057\u3066\u6271\u3044\u3001\u30d7\u30ed\u30bb\u30b9\u505c\u6b62\u3084\u518d\u8d77\u52d5\u306b\u81f3\u308b\u3053\u3068\u304c\u3042\u308a\u3001\u30c7\u30fc\u30bf\u66f8\u304d\u8fbc\u307f\u306e\u9014\u4e2d\u3067\u72b6\u614b\u304c\u9014\u5207\u308c\u305f\u53ef\u80fd\u6027\u3082\u8003\u616e\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p> <p>\u305f\u3060\u3057\u3001\u8a02\u6b63\u53ef\u80fd\uff1d\u5b89\u5168\u3001\u8a02\u6b63\u4e0d\u80fd\uff1d\u5373\u30a2\u30a6\u30c8\u3001\u3068\u3044\u3046\u5358\u7d14\u5316\u306f\u5371\u967a\u3067\u3059\u3002\u8a02\u6b63\u53ef\u80fd\u3067\u3082\u77ed\u671f\u9593\u306b\u6025\u5897\u3059\u308b\u5834\u5408\u306f\u3001DIMM\u3084\u30b9\u30ed\u30c3\u30c8\u63a5\u89e6\u3001\u96fb\u6e90\u54c1\u8cea\u3001\u6e29\u5ea6\u4e0a\u6607\u3001\u30de\u30b6\u30fc\u30dc\u30fc\u30c9\u5074\u306e\u554f\u984c\u306a\u3069\u3001\u7269\u7406\u30ec\u30a4\u30e4\u306e\u60aa\u5316\u3092\u793a\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u300c\u5897\u3048\u65b9\u300d\u3067\u3059\u3002\u6563\u767a\u3067\u6a2a\u3070\u3044\u306a\u306e\u304b\u3001\u9031\u5358\u4f4d\u3067\u5897\u52a0\u50be\u5411\u306a\u306e\u304b\u3001\u7279\u5b9a\u6642\u9593\u5e2f\uff08\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3084\u518d\u69cb\u7bc9\u306e\u6642\u9593\uff09\u306b\u504f\u308b\u306e\u304b\u3067\u3001\u8aad\u307f\u65b9\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <hr> <p>\u73fe\u5834\u306e\u201c\u7d0d\u5f97\u201d\u306b\u5fc5\u8981\u306a\u306e\u306f\u3001\u7528\u8a9e\u306e\u6697\u8a18\u3067\u306f\u306a\u304f\u3001\u610f\u601d\u6c7a\u5b9a\u306b\u52b9\u304f\u6574\u7406\u3067\u3059\u3002NAS\u306eECC\u554f\u984c\u3067\u5b9f\u52d9\u7684\u306b\u5f71\u97ff\u304c\u51fa\u3084\u3059\u3044\u306e\u306f\u3001\u6b21\u306e3\u70b9\u3067\u3059\u3002<\/p> <ol> <li>\u7a3c\u50cd\u7d99\u7d9a\u306e\u53ef\u5426\uff1a\u518d\u8d77\u52d5\u30fb\u30d5\u30ea\u30fc\u30ba\u30fb\u30a2\u30d7\u30ea\u7570\u5e38\u7d42\u4e86\u304c\u51fa\u3066\u3044\u308b\u304b<\/li> <li>\u30c7\u30fc\u30bf\u306e\u6b63\u3057\u3055\uff1a\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u4e0d\u4e00\u81f4\u3001\u5fa9\u5143\u4e0d\u80fd\u3001\u6574\u5408\u6027\u691c\u8a3c\u3067\u306e\u7570\u5e38\u304c\u3042\u308b\u304b<\/li> <li>\u8aac\u660e\u8cac\u4efb\uff1a\u3044\u3064\u304b\u3089\u3001\u3069\u306e\u7bc4\u56f2\u3067\u3001\u3069\u306e\u7a0b\u5ea6\u306e\u30ea\u30b9\u30af\u304c\u3042\u308b\u304b\u3092\u6839\u62e0\u4ed8\u304d\u3067\u8a9e\u308c\u308b\u304b<\/li> <\/ol> <p>\u3053\u306e3\u70b9\u306e\u3069\u308c\u304b\u304c\u6b20\u3051\u308b\u3068\u3001\u73fe\u5834\u306f\u201c\u7a7a\u6c17\u304c\u904e\u71b1\u201d\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u4e0a\u53f8\u30fb\u95a2\u4fc2\u90e8\u7f72\u30fb\u9867\u5ba2\u3078\u306e\u8aac\u660e\u306b\u8010\u3048\u308b\u6750\u6599\u304c\u4e0d\u8db3\u3057\u3001\u8b70\u8ad6\u304c\u81a8\u3089\u307f\u3001\u5224\u65ad\u304c\u9045\u308c\u3066\u7d50\u679c\u7684\u306b\u640d\u5931\u3084\u6d41\u51fa\u30ea\u30b9\u30af\u3092\u9ad8\u3081\u308b\u3001\u3068\u3044\u3046\u60aa\u5faa\u74b0\u306b\u5165\u308a\u307e\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u6b21\u7ae0\u4ee5\u964d\u3067\u6271\u3046\u300c\u5f71\u97ff\u7bc4\u56f2\u306e\u898b\u7a4d\u3082\u308a\u300d\u3068\u300c\u89b3\u6e2c\u306e\u4e26\u3079\u65b9\u300d\u304c\u3001\u6700\u77ed\u3067\u306e\u53ce\u675f\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002<\/p> <hr> <p>\u306a\u304a\u3001Linux\u7cfbNAS\u3067\u306fEDAC\uff08Error Detection and Correction\uff09\u3084MCE\u306e\u30ed\u30b0\u3068\u3057\u3066\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u306b\u75d5\u8de1\u304c\u6b8b\u308b\u3053\u3068\u304c\u591a\u3044\u4e00\u65b9\u3001NAS\u30d9\u30f3\u30c0\u30fc\u306e\u7ba1\u7406\u753b\u9762\u3067\u306f\u62bd\u8c61\u5316\u3055\u308c\u3066\u300cECC\u30a8\u30e9\u30fc\u300d\u300c\u30e1\u30e2\u30ea\u7570\u5e38\u300d\u3068\u3057\u304b\u51fa\u306a\u3044\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u60c5\u5831\u304c\u8584\u3044\u307b\u3069\u3001\u3084\u308b\u3079\u304d\u3053\u3068\u306f\u201c\u4f5c\u696d\u201d\u3067\u306f\u306a\u304f\u201c\u72b6\u6cc1\u306e\u56fa\u5b9a\u201d\u3067\u3059\u3002\u767a\u751f\u6642\u523b\u3001\u6a5f\u5668\u540d\u3001\u76f4\u524d\u76f4\u5f8c\u306e\u904b\u7528\u30a4\u30d9\u30f3\u30c8\uff08\u518d\u69cb\u7bc9\u3001\u30b9\u30af\u30e9\u30d6\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u30d5\u30a1\u30fc\u30e0\u66f4\u65b0\uff09\u3092\u6b8b\u3059\u3060\u3051\u3067\u3082\u3001\u539f\u56e0\u5207\u308a\u5206\u3051\u306e\u7cbe\u5ea6\u304c\u4e0a\u304c\u308a\u307e\u3059\u3002<\/p> <p>\u500b\u5225\u74b0\u5883\u306e\u30ed\u30b0\u7c92\u5ea6\u30fb\u4fdd\u5168\u8981\u4ef6\u30fb\u904b\u7528\u5236\u7d04\u306b\u3088\u3063\u3066\u6700\u9069\u89e3\u306f\u5909\u308f\u308a\u307e\u3059\u3002\u65e9\u3044\u6bb5\u968e\u3067\u201c\u9078\u629e\u80a2\u306e\u5730\u56f3\u201d\u3092\u4f5c\u308a\u305f\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\u72b6\u6cc1\u3092\u5171\u6709\u3057\u3001\u88ab\u5bb3\u6700\u5c0f\u5316\u306e\u8edf\u7740\u9678\u30d7\u30e9\u30f3\u3068\u3057\u3066\u6574\u7406\u3059\u308b\u306e\u304c\u73fe\u5b9f\u7684\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;\">\u7b2c3\u7ae0\uff1a\u6b62\u3081\u3089\u308c\u306a\u3044\u73fe\u5834\u5411\u3051\u306b\u3001\u307e\u305a\u300c\u5f71\u97ff\u7bc4\u56f2\u300d\u3092\u6700\u5c0f\u30b3\u30b9\u30c8\u3067\u898b\u7a4d\u3082\u308b<\/h2> <p>\u30ec\u30ac\u30b7\u30fc\u306a\u65e2\u5b58\u30b7\u30b9\u30c6\u30e0\u307b\u3069\u300c\u6b62\u3081\u3089\u308c\u306a\u3044\u300d\u304c\u524d\u63d0\u306b\u306a\u308a\u307e\u3059\u3002ECC\u30a2\u30e9\u30fc\u30c8\u304c\u51fa\u3066\u3082\u3001\u3059\u3050\u306b\u5168\u505c\u6b62\u3084\u5927\u898f\u6a21\u306a\u5207\u66ff\u306f\u73fe\u5b9f\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u3053\u3067\u73fe\u5834\u304c\u6c42\u3081\u3066\u3044\u308b\u306e\u306f\u3001\u8c6a\u5feb\u306a\u5fa9\u65e7\u3067\u306f\u306a\u304f\u3001\u6700\u5c0f\u5909\u66f4\u3067\u72b6\u6cc1\u3092\u843d\u3061\u7740\u304b\u305b\u3001\u95a2\u4fc2\u8005\u304c\u7d0d\u5f97\u3067\u304d\u308b\u5224\u65ad\u6750\u6599\u3092\u63c3\u3048\u308b\u3053\u3068\u3067\u3059\u3002\u305d\u306e\u7b2c\u4e00\u6b69\u304c\u300c\u5f71\u97ff\u7bc4\u56f2\u300d\u3092\u898b\u7a4d\u3082\u308b\u4f5c\u696d\u3067\u3059\u3002<\/p> <p>\u5f71\u97ff\u7bc4\u56f2\u3068\u306f\u3001\u5358\u306b\u201c\u3069\u306e\u30b5\u30fc\u30d0\u304c\u602a\u3057\u3044\u304b\u201d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3069\u306e\u30c7\u30fc\u30bf\u9818\u57df\u304c\u66f8\u304d\u8fbc\u307f\u96c6\u4e2d\u3057\u3066\u3044\u305f\u304b\u3001\u6574\u5408\u6027\u691c\u8a3c\u306e\u7d50\u679c\u304c\u3069\u306e\u7bc4\u56f2\u3067\u63fa\u308c\u3066\u3044\u308b\u304b\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3084\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u306e\u201c\u623b\u308c\u308b\u5730\u70b9\u201d\u304c\u3069\u3053\u304b\u3001\u305d\u3057\u3066\u696d\u52d9\u306e\u512a\u5148\u9806\u4f4d\u304c\u3069\u3046\u306a\u3063\u3066\u3044\u308b\u304b\u307e\u3067\u3092\u542b\u307f\u307e\u3059\u3002\u3053\u3053\u3092\u66d6\u6627\u306b\u3057\u305f\u307e\u307e\u6b21\u306e\u624b\u3092\u6253\u3064\u3068\u3001\u3084\u308b\u3053\u3068\u304c\u5897\u3048\u308b\u308f\u308a\u306b\u5224\u65ad\u304c\u524d\u306b\u9032\u307e\u305a\u3001\u30c0\u30e1\u30fc\u30b8\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u304c\u52b9\u304d\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <p>\u5f71\u97ff\u7bc4\u56f2\u3092\u6700\u5c0f\u30b3\u30b9\u30c8\u3067\u62bc\u3055\u3048\u308b\u89b3\u70b9\u306f\u3001\u6b21\u306e4\u3064\u3067\u3059\uff08\u5177\u4f53\u7684\u306a\u30b3\u30de\u30f3\u30c9\u3084\u753b\u9762\u64cd\u4f5c\u306f\u74b0\u5883\u5dee\u304c\u5927\u304d\u3044\u305f\u3081\u3001\u3053\u3053\u3067\u306f\u89b3\u70b9\u3092\u4e2d\u5fc3\u306b\u8ff0\u3079\u307e\u3059\uff09\u3002<\/p> <ul> <li>\u6642\u523b\u306e\u56fa\u5b9a\uff1aECC\u30a2\u30e9\u30fc\u30c8\u767a\u751f\u6642\u523b\u306e\u524d\u5f8c\u306b\u3001\u518d\u69cb\u7bc9\u30fb\u30b9\u30af\u30e9\u30d6\u30fb\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30fb\u5927\u91cf\u8ee2\u9001\u306a\u3069\u306e\u30a4\u30d9\u30f3\u30c8\u304c\u3042\u308b\u304b<\/li> <li>\u5bfe\u8c61\u306e\u56fa\u5b9a\uff1a\u5358\u4e00\u30ce\u30fc\u30c9\u304b\u3001\u8907\u6570\u30ce\u30fc\u30c9\u304b\u3001\u7279\u5b9a\u30b7\u30e3\u30fc\u30b7\u3060\u3051\u304b\uff08\u6c34\u5e73\u5c55\u958b\u306e\u662f\u975e\u304c\u5909\u308f\u308b\uff09<\/li> <li>\u30c7\u30fc\u30bf\u9818\u57df\u306e\u56fa\u5b9a\uff1a\u91cd\u8981\u5171\u6709\u30d5\u30a9\u30eb\u30c0\u3001VM\u30b9\u30c8\u30a2\u3001DB\u9818\u57df\u306a\u3069\u3001\u66f8\u304d\u8fbc\u307f\u304c\u96c6\u4e2d\u3057\u305f\u7b87\u6240\u304c\u3069\u3053\u304b<\/li> <li>\u623b\u308c\u308b\u5730\u70b9\uff1a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\/\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u304c\u76f4\u8fd1\u3044\u3064\u6210\u529f\u3057\u3066\u3044\u308b\u304b\uff08\u623b\u3059\/\u623b\u3055\u306a\u3044\u5224\u65ad\u306e\u8d77\u70b9\uff09<\/li> <\/ul> <p>\u3053\u306e\u6bb5\u968e\u3067\u5927\u5207\u306a\u306e\u306f\u3001\u4f5c\u696d\u3092\u5897\u3084\u3055\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u73fe\u5834\u3067\u306f\u300c\u3068\u306b\u304b\u304f\u52d5\u304b\u3059\u300d\u65b9\u5411\u306b\u5f15\u3063\u5f35\u3089\u308c\u307e\u3059\u304c\u3001\u5fa9\u65e7\u5c40\u9762\u3067\u306f\u201c\u30ce\u30a4\u30ba\u30ab\u30c3\u30c8\u201d\u304c\u52b9\u304d\u307e\u3059\u3002\u5224\u65ad\u306b\u5fc5\u8981\u306a\u60c5\u5831\u3092\u96c6\u3081\u308b\u305f\u3081\u306b\u884c\u52d5\u3057\u3001\u305d\u306e\u884c\u52d5\u304c\u74b0\u5883\u3078\u4e0e\u3048\u308b\u5f71\u97ff\u3092\u6700\u5c0f\u306b\u3059\u308b\u3002\u3053\u308c\u304c\u7d50\u679c\u7684\u306b\u5fa9\u65e7\u3092\u65e9\u3081\u307e\u3059\u3002<\/p> <hr> <p>\u5f71\u97ff\u7bc4\u56f2\u306e\u898b\u7a4d\u3082\u308a\u304c\u3067\u304d\u308b\u3068\u3001\u8aac\u660e\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u300cECC\u304c\u51fa\u305f\u306e\u3067\u5371\u306a\u3044\u300d\u3067\u306f\u306a\u304f\u3001\u300c\u3053\u306e\u6642\u523b\u5e2f\u306b\u3053\u306e\u9818\u57df\u3078\u66f8\u304d\u8fbc\u307f\u304c\u96c6\u4e2d\u3057\u3066\u304a\u308a\u3001\u6574\u5408\u6027\u691c\u8a3c\u306e\u7d50\u679c\u306f\u3053\u3053\u304c\u8981\u78ba\u8a8d\u3002\u623b\u308c\u308b\u5730\u70b9\u306f\u3053\u3053\u307e\u3067\u3002\u3088\u3063\u3066\u3001\u8ffd\u52a0\u306e\u5909\u66f4\u306f\u6291\u3048\u8fbc\u307f\u3001\u307e\u305a\u3053\u306e\u7bc4\u56f2\u306e\u5065\u5168\u6027\u78ba\u8a8d\u3092\u512a\u5148\u3059\u308b\u300d\u3068\u8a00\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u5f79\u54e1\u3084\u4e0a\u53f8\u306b\u5bfe\u3057\u3066\u3082\u3001\u611f\u60c5\u8ad6\u3067\u306f\u306a\u304f\u201c\u5224\u65ad\u306e\u571f\u53f0\u201d\u3068\u3057\u3066\u63d0\u793a\u3067\u304d\u307e\u3059\u3002<\/p> <p>\u4e00\u65b9\u3067\u3001\u76e3\u67fb\u8981\u4ef6\u3084\u5bfe\u5916\u8aac\u660e\u304c\u7d61\u3080\u5834\u5408\u3001\u4e00\u822c\u8ad6\u306e\u30c6\u30f3\u30d7\u30ec\u3060\u3051\u3067\u306f\u4e0d\u8db3\u3057\u307e\u3059\u3002\u30ed\u30b0\u306e\u4fdd\u5168\u7bc4\u56f2\u3001\u8a3c\u8de1\u306e\u6271\u3044\u3001\u5fa9\u65e7\u306e\u512a\u5148\u9806\u4f4d\u3001\u518d\u767a\u9632\u6b62\u7b56\u306e\u7c92\u5ea6\u306a\u3069\u306f\u6848\u4ef6\u3054\u3068\u306b\u7570\u306a\u308a\u3001\u3053\u3053\u3092\u8aa4\u308b\u3068\u793e\u5185\u8abf\u6574\u30fb\u5bfe\u4eba\u30b3\u30b9\u30c8\u304c\u8df3\u306d\u4e0a\u304c\u308a\u3084\u3059\u3044\u3067\u3059\u3002\u500b\u5225\u4e8b\u60c5\u3092\u8e0f\u307e\u3048\u305f\u8edf\u7740\u9678\u306e\u8a2d\u8a08\u304c\u5fc5\u8981\u3060\u3068\u611f\u3058\u305f\u6642\u70b9\u3067\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u691c\u8a0e\u3059\u308b\u3068\u3001\u53ce\u675f\u307e\u3067\u306e\u9053\u7b4b\u304c\u898b\u3048\u3084\u3059\u304f\u306a\u308a\u307e\u3059\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;\">\u7b2c4\u7ae0\uff1aMCE\/EDAC\u30ed\u30b0\u304b\u3089\u300c\u3044\u3064\u30fb\u3069\u3053\u30fb\u3069\u308c\u3060\u3051\u300d\u3092\u8aad\u307f\u89e3\u304f\uff08\u4f0f\u7dda\uff1a\u90e8\u54c1\u304b\u74b0\u5883\u304b\uff09<\/h2> <p>ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u304c\u7591\u308f\u308c\u308b\u5834\u9762\u3067\u306f\u3001\u300c\u75c7\u72b6\u306e\u8aac\u660e\u300d\u3068\u300c\u539f\u56e0\u306e\u5207\u308a\u5206\u3051\u300d\u3092\u540c\u6642\u306b\u9032\u3081\u3088\u3046\u3068\u3057\u3066\u7834\u7dbb\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u5148\u306b\u3001\u201c\u8aac\u660e\u306e\u9aa8\u683c\u201d\u306b\u306a\u308b3\u70b9\u3060\u3051\u3092\u30ed\u30b0\u304b\u3089\u62bc\u3055\u3048\u308b\u3068\u3001\u73fe\u5834\u306e\u4f1a\u8a71\u304c\u53ce\u675f\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u30023\u70b9\u3068\u306f\u3001\u767a\u751f\u6642\u523b\uff08\u3044\u3064\uff09\u3001\u767a\u751f\u7b87\u6240\u306e\u504f\u308a\uff08\u3069\u3053\uff09\u3001\u5897\u3048\u65b9\uff08\u3069\u308c\u3060\u3051\uff09\u3067\u3059\u3002\u3053\u308c\u304c\u63c3\u3046\u3068\u3001\u90e8\u54c1\u8d77\u56e0\u304b\u3001\u6e29\u5ea6\u30fb\u96fb\u6e90\u30fb\u8ca0\u8377\u306a\u3069\u74b0\u5883\u8d77\u56e0\u304b\u306e\u898b\u7acb\u3066\u304c\u7acb\u3061\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <p>Linux\u7cfbNAS\u3067\u306f\u3001EDAC\uff08Error Detection And Correction\uff09\u3084MCE\uff08Machine Check Exception\uff09\u306e\u60c5\u5831\u304c\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u306b\u6b8b\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30d9\u30f3\u30c0\u30fcUI\u304c\u62bd\u8c61\u5316\u3057\u3066\u3044\u3066\u3082\u3001OS\u5074\u3084BMC\uff08Baseboard Management Controller\uff09\u306e\u30a4\u30d9\u30f3\u30c8\u30ed\u30b0\u306b\u75d5\u8de1\u304c\u6b8b\u308b\u3053\u3068\u304c\u3042\u308a\u3001\u305d\u3053\u304c\u5224\u65ad\u6750\u6599\u306b\u306a\u308a\u307e\u3059\u3002\u7279\u306b\u3001\u540c\u3058\u6642\u9593\u5e2f\u306bCPU\u4f8b\u5916\u3084\u518d\u8d77\u52d5\u304c\u6df7\u3056\u3063\u3066\u3044\u308b\u304b\u3001\u7279\u5b9a\u306e\u30e1\u30e2\u30ea\u30c1\u30e3\u30cd\u30eb\u3084\u30b9\u30ed\u30c3\u30c8\u306b\u504f\u3063\u3066\u3044\u308b\u304b\u306f\u3001\u5fa9\u65e7\u65b9\u91dd\uff08\u90e8\u54c1\u4ea4\u63db\u306e\u512a\u5148\u9806\u4f4d\u3001\u8ca0\u8377\u306e\u304b\u3051\u65b9\u3001\u691c\u8a3c\u306e\u9806\uff09\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002<\/p> <hr> <h3>\u300c\u3069\u3053\u300d\u304c\u53d6\u308c\u308b\u3068\u3001\u5bfe\u51e6\u304c\u6700\u5c0f\u5909\u66f4\u306b\u306a\u308b<\/h3> <p>\u201c\u3069\u3053\u201d\u306e\u60c5\u5831\u306f\u3001\u30ed\u30b0\u306b\u3088\u308a\u7c92\u5ea6\u304c\u7570\u306a\u308a\u307e\u3059\u3002MCE\u30ed\u30b0\u3067\u306fCPU\u30d0\u30f3\u30af\u3084\u30a2\u30c9\u30ec\u30b9\u60c5\u5831\u304c\u51fa\u308b\u3053\u3068\u304c\u3042\u308a\u3001EDAC\u3067\u306f\u30e1\u30e2\u30ea\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3084DIMM\u3092\u793a\u5506\u3059\u308b\u8868\u73fe\u304c\u51fa\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001NAS\u306e\u5b9f\u88c5\u3084\u30ab\u30fc\u30cd\u30eb\u8a2d\u5b9a\u3001\u4eee\u60f3\u5316\u30ec\u30a4\u30e4\u306e\u6709\u7121\u3067\u51fa\u65b9\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u5927\u5207\u306a\u306e\u306f\u3001\u5b8c\u5168\u306a\u7279\u5b9a\u306b\u56fa\u57f7\u3057\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u300c\u7279\u5b9a\u30b9\u30ed\u30c3\u30c8\u306b\u504f\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u300d\u300c\u30ce\u30fc\u30c9\u3092\u307e\u305f\u3044\u3067\u3044\u308b\u300d\u306a\u3069\u3001\u904b\u7528\u5224\u65ad\u306b\u52b9\u304f\u7c92\u5ea6\u3067\u5341\u5206\u306a\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/p> <p>\u307e\u305f\u3001BMC\u306eSEL\uff08System Event Log\uff09\u3084\u30bb\u30f3\u30b5\u30ed\u30b0\u306f\u3001OS\u30ed\u30b0\u304c\u8584\u3044\u6642\u306e\u88dc\u52a9\u7dda\u306b\u306a\u308a\u307e\u3059\u3002\u6e29\u5ea6\u4e0a\u6607\u3001\u96fb\u5727\u63fa\u3089\u304e\u3001\u30d5\u30a1\u30f3\u7570\u5e38\u306a\u3069\u304c\u540c\u6642\u523b\u306b\u8a18\u9332\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30e1\u30e2\u30ea\u5358\u4f53\u306e\u52a3\u5316\u3068\u6c7a\u3081\u6253\u3061\u3059\u308b\u3088\u308a\u3001\u74b0\u5883\u8981\u56e0\uff08\u71b1\u30fb\u96fb\u6e90\u30fb\u63a5\u89e6\uff09\u306e\u5bc4\u4e0e\u3092\u7591\u3046\u65b9\u304c\u3001\u88ab\u5bb3\u6700\u5c0f\u5316\u306b\u3064\u306a\u304c\u308a\u3084\u3059\u3044\u3067\u3059\u3002<\/p> <hr> <h3>\u300c\u3069\u308c\u3060\u3051\u300d\u306f\u201c\u5897\u3048\u65b9\u201d\u3092\u898b\u308b\uff08\u5358\u767a\u3068\u6f38\u5897\u3067\u610f\u5473\u304c\u9055\u3046\uff09<\/h3> <p>\u8a02\u6b63\u53ef\u80fd\u30a8\u30e9\u30fc\u304c\u300c\u4e00\u5b9a\u671f\u9593\u307b\u307c\u30bc\u30ed\u2192\u6025\u306b\u5897\u3048\u59cb\u3081\u305f\u300d\u306e\u304b\u3001\u300c\u4ee5\u524d\u304b\u3089\u6563\u767a\u2192\u6700\u8fd1\u5897\u3048\u3066\u3044\u308b\u300d\u306e\u304b\u3067\u3001\u73fe\u5834\u306e\u6253\u3061\u624b\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u524d\u8005\u306f\u7a81\u767a\u8981\u56e0\uff08\u51b7\u5374\u30fb\u96fb\u6e90\u30fb\u4f5c\u696d\u30fb\u79fb\u8a2d\u30fb\u8ca0\u8377\u5909\u5316\uff09\u3068\u306e\u76f8\u95a2\u304c\u63a2\u308a\u3084\u3059\u304f\u3001\u5f8c\u8005\u306f\u90e8\u54c1\u52a3\u5316\u3084\u63a5\u89e6\u306e\u3086\u308b\u307f\u306a\u3069\u3001\u6642\u9593\u3068\u3068\u3082\u306b\u60aa\u5316\u3059\u308b\u8981\u56e0\u3092\u7591\u3044\u3084\u3059\u3044\u3067\u3059\u3002\u3044\u305a\u308c\u306e\u5834\u5408\u3082\u3001\u767a\u751f\u6642\u523b\u3068\u904b\u7528\u30a4\u30d9\u30f3\u30c8\uff08\u518d\u69cb\u7bc9\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u30b9\u30af\u30e9\u30d6\u3001\u91cd\u3044ETL\u3001VM\u79fb\u52d5\u306a\u3069\uff09\u3092\u4e26\u3079\u308b\u3060\u3051\u3067\u3001\u8aac\u660e\u306e\u8aac\u5f97\u529b\u304c\u4e0a\u304c\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u73fe\u5834\u8aac\u660e\u306b\u4f7f\u3048\u308b\u300c\u30ed\u30b0\u306e\u51fa\u3069\u3053\u308d\u300d\u6574\u7406<\/h3> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u89b3\u6e2c\u30dd\u30a4\u30f3\u30c8<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u4e3b\u306a\u51fa\u3069\u3053\u308d<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u8aad\u307f\u53d6\u308a\u306e\u8981\u70b9<\/th> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">ECC\u8a02\u6b63\uff08Correctable\uff09<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">OS\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u3001EDAC\u3001\u30d9\u30f3\u30c0\u30fcUI<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u983b\u5ea6\u30fb\u5897\u52a0\u50be\u5411\u30fb\u504f\u308a\uff08\u7279\u5b9a\u30ce\u30fc\u30c9\/\u6642\u9593\u5e2f\uff09\u3092\u898b\u308b<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u8a02\u6b63\u4e0d\u80fd\/CPU\u4f8b\u5916\uff08MCE\u7b49\uff09<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">OS\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u3001\u30af\u30e9\u30c3\u30b7\u30e5\u30ed\u30b0\u3001\u518d\u8d77\u52d5\u5c65\u6b74<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u518d\u8d77\u52d5\u30fb\u30d5\u30ea\u30fc\u30ba\u30fbI\/O\u7570\u5e38\u3068\u540c\u6642\u523b\u304b\u3092\u62bc\u3055\u3048\u308b<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u71b1\/\u96fb\u6e90\/\u30d5\u30a1\u30f3<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">BMC\/SEL\u3001\u30bb\u30f3\u30b5\u30ed\u30b0\u3001\u30e9\u30c3\u30af\/UPS<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u201c\u74b0\u5883\u8d77\u56e0\u201d\u306e\u4f0f\u7dda\u306b\u306a\u308b\uff08\u79fb\u8a2d\u30fb\u9ad8\u8ca0\u8377\u3068\u306e\u76f8\u95a2\uff09<\/td> <\/tr> <\/table> <p>\u3053\u3053\u307e\u3067\u6574\u7406\u3067\u304d\u308b\u3068\u3001\u6b21\u306b\u5fc5\u8981\u306a\u306e\u306f\u300c\u30c7\u30fc\u30bf\u6574\u5408\u6027\u304c\u63fa\u308c\u3046\u308b\u7d4c\u8def\u300d\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u6b21\u7ae0\u3067\u306f\u3001\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u304c\u201c\u30c7\u30fc\u30bf\u305d\u306e\u3082\u306e\u201d\u306b\u5f71\u97ff\u3057\u5f97\u308b\u5834\u9762\u3092\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u66f8\u304d\u623b\u3057\u306e\u89b3\u70b9\u3067\u73fe\u5b9f\u7684\u306b\u6574\u7406\u3057\u307e\u3059\u3002<\/p> <p>\u500b\u5225\u306eNAS\u6a5f\u7a2e\u30fbOS\u30fb\u30b9\u30c8\u30ec\u30fc\u30b8\u69cb\u6210\u3067\u30ed\u30b0\u306e\u898b\u3048\u65b9\u306f\u5909\u308f\u308a\u307e\u3059\u3002\u8aac\u660e\u8cac\u4efb\uff08\u76e3\u67fb\u30fb\u9867\u5ba2\u5831\u544a\u30fb\u793e\u5185\u7a1f\u8b70\uff09\u304c\u7d61\u3080\u5834\u5408\u306f\u3001\u4e00\u822c\u8ad6\u3060\u3051\u3067\u306f\u7a74\u304c\u6b8b\u308a\u3084\u3059\u3044\u305f\u3081\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u691c\u8a0e\u3059\u308b\u3068\u3001\u5224\u65ad\u6750\u6599\u306e\u4e0d\u8db3\u3092\u7a74\u57cb\u3081\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\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;\">\u7b2c5\u7ae0\uff1a\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u66f8\u304d\u623b\u3057\u304c\u6b8b\u3059\u201c\u30ba\u30ec\u201d\u2014\u2014\u30c7\u30fc\u30bf\u6574\u5408\u6027\u304c\u63fa\u308c\u308b\u30dd\u30a4\u30f3\u30c8<\/h2> <p>ECC\u304c\u3042\u308b\u3068\u300c\u30e1\u30e2\u30ea\u8d77\u56e0\u306e\u4e8b\u6545\u306f\u8d77\u304d\u306b\u304f\u3044\u300d\u3068\u671f\u5f85\u3055\u308c\u304c\u3061\u3067\u3059\u304c\u3001\u904b\u7528\u73fe\u5834\u3067\u6016\u3044\u306e\u306f\u201c\u58ca\u308c\u65b9\u304c\u5206\u304b\u308a\u306b\u304f\u3044\u201d\u3053\u3068\u3067\u3059\u3002\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u304c\u8a02\u6b63\u3055\u308c\u305f\u306e\u304b\u3001\u8a02\u6b63\u3057\u304d\u308c\u305a\u4f8b\u5916\u3068\u3057\u3066\u51e6\u7406\u3055\u308c\u305f\u306e\u304b\u3001\u3042\u308b\u3044\u306f\u5225\u7d4c\u8def\uff08CPU\u30fb\u30d0\u30b9\u30fb\u96fb\u6e90\u30fb\u30b9\u30c8\u30ec\u30fc\u30b8I\/O\uff09\u3067\u63fa\u308c\u305f\u306e\u304b\u3002\u3053\u3053\u304c\u66d6\u6627\u3060\u3068\u3001\u5fa9\u65e7\u4f5c\u696d\u304c\u5897\u3048\u308b\u307b\u3069\u30ce\u30a4\u30ba\u304c\u5897\u3048\u3001\u6574\u5408\u6027\u306e\u5224\u65ad\u304c\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <p>\u30c7\u30fc\u30bf\u6574\u5408\u6027\u304c\u63fa\u308c\u308b\u7d4c\u8def\u3092\u73fe\u5b9f\u7684\u306b\u6349\u3048\u308b\u3046\u3048\u3067\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u66f8\u304d\u623b\u3057\uff08writeback\uff09\u306e\u89b3\u70b9\u304c\u5f79\u7acb\u3061\u307e\u3059\u3002NAS\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8d8a\u3057\u306b\u591a\u6570\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u66f8\u304d\u8fbc\u307f\u3092\u53d7\u3051\u3001OS\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3001RAID\u5c64\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u88c5\u7f6e\uff08SSD\/HDD\uff09\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u306a\u3069\u3001\u591a\u5c64\u3067\u201c\u307e\u3060\u78ba\u5b9a\u3057\u3066\u3044\u306a\u3044\u30c7\u30fc\u30bf\u201d\u3092\u62b1\u3048\u3066\u3044\u307e\u3059\u3002\u30e1\u30e2\u30ea\u5468\u308a\u304c\u4e0d\u5b89\u5b9a\u306a\u5c40\u9762\u3067\u306f\u3001\u3053\u306e\u201c\u78ba\u5b9a\u524d\u306e\u9818\u57df\u201d\u304c\u5e83\u3044\u307b\u3069\u3001\u8aac\u660e\u3068\u5fa9\u65e7\u304c\u96e3\u3057\u304f\u306a\u308a\u3084\u3059\u3044\u3067\u3059\u3002<\/p> <hr> <h3>\u300c\u6b63\u3057\u3044\u306f\u305a\u300d\u304c\u5d29\u308c\u308b\u5834\u9762\u306f\u3001\u3060\u3044\u305f\u3044\u201c\u78ba\u5b9a\u524d\u201d\u306b\u3044\u308b<\/h3> <p>\u4f8b\u3048\u3070\u3001\u30a2\u30d7\u30ea\u304c\u66f8\u304d\u8fbc\u3093\u3060\u3064\u3082\u308a\u306e\u30c7\u30fc\u30bf\u304c\u3001\u307e\u3060\u30c7\u30a3\u30b9\u30af\u3078\u78ba\u5b9a\u3057\u3066\u3044\u306a\u3044\u6bb5\u968e\u3067\u30ce\u30fc\u30c9\u304c\u518d\u8d77\u52d5\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u305d\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u30e1\u30bf\u30c7\u30fc\u30bf\uff08\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30a8\u30f3\u30c8\u30ea\u3001\u30b8\u30e3\u30fc\u30ca\u30eb\u72b6\u614b\uff09\u304c\u4e0d\u6574\u5408\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0\u306f\u6574\u5408\u6027\u3092\u9ad8\u3081\u307e\u3059\u304c\u3001\u4e07\u80fd\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3055\u3089\u306b\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3084\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u540c\u6642\u306b\u8d70\u3063\u3066\u3044\u308b\u3068\u3001\u201c\u63fa\u308c\u305f\u72b6\u614b\u201d\u304c\u5225\u5a92\u4f53\u3078\u8ee2\u5199\u3055\u308c\u308b\u30ea\u30b9\u30af\u3082\u3042\u308a\u307e\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u5f71\u97ff\u7bc4\u56f2\u306e\u898b\u7a4d\u3082\u308a\u3068\u3001\u623b\u308c\u308b\u5730\u70b9\uff08\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\/\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\uff09\u306e\u628a\u63e1\u304c\u5148\u306b\u52b9\u3044\u3066\u304d\u307e\u3059\u3002<\/p> <hr> <h3>\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u8a2d\u8a08\u601d\u60f3\u3067\u300c\u898b\u3048\u308b\u4e8b\u6545\u300d\u304c\u5909\u308f\u308b<\/h3> <p>\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3092\u5e83\u304f\u6d3b\u7528\u3059\u308b\u8a2d\u8a08\uff08\u4f8b\uff1aZFS\u3001Btrfs\u306e\u4e00\u90e8\u904b\u7528\uff09\u3067\u306f\u3001\u8aad\u307f\u51fa\u3057\u6642\u3084\u30b9\u30af\u30e9\u30d6\u3067\u4e0d\u4e00\u81f4\u3068\u3057\u3066\u9855\u5728\u5316\u3057\u3084\u3059\u304f\u3001\u201c\u6c17\u3065\u3051\u308b\u4e8b\u6545\u201d\u306b\u306a\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u304c\u9650\u5b9a\u7684\u306a\u69cb\u6210\u3067\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u307e\u3067\u5230\u9054\u3057\u3066\u521d\u3081\u3066\u9055\u548c\u611f\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u3001\u73fe\u5834\u3067\u306f\u300c\u3044\u3064\u304b\u3089\u58ca\u308c\u305f\u306e\u304b\u300d\u304c\u8aac\u660e\u3057\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u3001\u3069\u306e\u65b9\u5f0f\u304c\u512a\u308c\u3066\u3044\u308b\u304b\u3092\u65ad\u5b9a\u3059\u308b\u3053\u3068\u3067\u306f\u306a\u304f\u3001\u4eca\u306e\u69cb\u6210\u3067\u201c\u3069\u306e\u7a2e\u985e\u306e\u7570\u5e38\u304c\u691c\u77e5\u3055\u308c\u308b\u304b\u201d\u3092\u7406\u89e3\u3057\u3001\u691c\u77e5\u3055\u308c\u306a\u3044\u9818\u57df\u3092\u3069\u3046\u88dc\u3046\u304b\u3092\u6c7a\u3081\u308b\u3053\u3068\u3067\u3059\u3002<\/p> <hr> <h3>\u73fe\u5834\u3067\u4f7f\u3048\u308b\u300c\u63fa\u308c\u3084\u3059\u3044\u30dd\u30a4\u30f3\u30c8\u300d\u6574\u7406<\/h3> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u63fa\u308c\u3084\u3059\u3044\u30dd\u30a4\u30f3\u30c8<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u8d77\u304d\u3084\u3059\u3044\u73fe\u8c61<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u88ab\u5bb3\u6700\u5c0f\u5316\u306e\u8003\u3048\u65b9<\/th> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">OS\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u201c\u66f8\u3044\u305f\u306f\u305a\u201d\u304c\u672a\u78ba\u5b9a\u306e\u307e\u307e\u6b8b\u308b\u3001\u518d\u8d77\u52d5\u3067\u6b20\u640d\/\u53e4\u3044\u5185\u5bb9\u306b\u623b\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u4f5c\u696d\u3092\u5897\u3084\u3059\u524d\u306b\u3001\u6642\u523b\u30fb\u5bfe\u8c61\u30fb\u623b\u308c\u308b\u5730\u70b9\u3092\u56fa\u5b9a\u3057\u3066\u5224\u65ad\u3059\u308b<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">RAID\/\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30ad\u30e3\u30c3\u30b7\u30e5<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u4e00\u6642\u7684\u306b\u9ad8\u901f\u3060\u304c\u3001\u7570\u5e38\u6642\u306e\u8aac\u660e\u304c\u96e3\u3057\u304f\u306a\u308b\u3053\u3068\u304c\u3042\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u518d\u69cb\u7bc9\u3084\u8a2d\u5b9a\u5909\u66f4\u3092\u540c\u6642\u306b\u91cd\u306d\u305a\u3001\u691c\u8a3c\u3068\u5909\u66f4\u3092\u5206\u96e2\u3059\u308b<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u6574\u5408\u6027\u691c\u8a3c\uff08\u30b9\u30af\u30e9\u30d6\u7b49\uff09<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u4e0d\u4e00\u81f4\u304c\u8868\u306b\u51fa\u308b\/\u51fa\u306a\u3044\u304c\u69cb\u6210\u3067\u5909\u308f\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u4e0d\u4e00\u81f4\u306e\u201c\u7bc4\u56f2\u201d\u3092\u62bc\u3055\u3048\u3001\u512a\u5148\u9806\u4f4d\u3092\u3064\u3051\u3066\u53ce\u675f\u3055\u305b\u308b<\/td> <\/tr> <\/table> <p>\u3053\u306e\u7ae0\u306e\u7d50\u8ad6\u306f\u5358\u7d14\u3067\u3001\u300c\u63fa\u308c\u3084\u3059\u3044\u30dd\u30a4\u30f3\u30c8\u304c\u591a\u3044\u307b\u3069\u3001\u5fa9\u65e7\u306f\u201c\u4f5c\u696d\u201d\u3088\u308a\u201c\u9806\u5e8f\u201d\u304c\u52b9\u304f\u300d\u3067\u3059\u3002\u6b21\u7ae0\u3067\u306f\u3001ZFS\/Btrfs\/EXT\u7cfb\u306a\u3069\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5225\u306b\u201c\u6574\u5408\u6027\u3092\u78ba\u8a8d\u3067\u304d\u308b\u7dda\u201d\u3092\u6574\u7406\u3057\u3001\u3069\u3053\u307e\u3067\u304c\u4e00\u822c\u8ad6\u3067\u3001\u3069\u3053\u304b\u3089\u304c\u500b\u5225\u8a2d\u8a08\u306b\u306a\u308b\u304b\u3092\u660e\u78ba\u306b\u3057\u307e\u3059\u3002<\/p> <p>\u30c7\u30fc\u30bf\u306e\u6b63\u3057\u3055\u3092\u5f8c\u304b\u3089\u8a3c\u660e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u3001\u4e00\u822c\u8ad6\u3060\u3051\u3067\u306f\u8aac\u660e\u304c\u8584\u304f\u306a\u308a\u304c\u3061\u3067\u3059\u3002\u76e3\u67fb\u8981\u4ef6\u3084\u5bfe\u5916\u8aac\u660e\u304c\u7d61\u3080\u5c40\u9762\u3067\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u691c\u8a0e\u3059\u308b\u3068\u3001\u5224\u65ad\u306e\u30d6\u30ec\u30fc\u30ad\u3068\u53ce\u675f\u306e\u9053\u7b4b\u304c\u4f5c\u308a\u3084\u3059\u304f\u306a\u308a\u307e\u3059\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;\">\u7b2c6\u7ae0\uff1a\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5225\u306e\u6574\u5408\u6027\u691c\u8a3c\u7dda\uff08ZFS\/Btrfs\/EXT\u7cfb\u3067\u898b\u3048\u308b\u3082\u306e\u304c\u9055\u3046\uff09<\/h2> <p>ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u304c\u7d61\u3080\u5c40\u9762\u3067\u3001\u73fe\u5834\u304c\u6700\u3082\u56f0\u308b\u306e\u306f\u300c\u30c7\u30fc\u30bf\u304c\u6b63\u3057\u3044\u304b\u3069\u3046\u304b\u300d\u3092\u77ed\u6642\u9593\u3067\u8a00\u3044\u5207\u308c\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u305d\u3053\u3067\u5f79\u7acb\u3064\u306e\u304c\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3084\u30b9\u30c8\u30ec\u30fc\u30b8\u5c64\u304c\u6301\u3064\u201c\u6574\u5408\u6027\u691c\u8a3c\u306e\u7dda\u201d\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u540c\u3058\u201cNAS\u201d\u3067\u3082\u3001ZFS\u7cfb\u3001Btrfs\u7cfb\u3001EXT\u7cfb\uff08ext4\u306a\u3069\uff09\u3084XFS\u3001\u3055\u3089\u306bRAID\u69cb\u6210\uff08mdadm\u3001HW RAID\u3001\u5206\u6563\u30b9\u30c8\u30ec\u30fc\u30b8\uff09\u306b\u3088\u3063\u3066\u3001\u691c\u77e5\u3067\u304d\u308b\u7570\u5e38\u30fb\u3067\u304d\u306a\u3044\u7570\u5e38\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <p>\u3053\u3053\u3067\u614e\u91cd\u306b\u6271\u3046\u3079\u304d\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u3084\u4fee\u5fa9\u30c4\u30fc\u30eb\u306e\u4e2d\u306b\u306f\u3001\u5b9f\u884c\u305d\u306e\u3082\u306e\u304c\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u63db\u3048\u308b\u3082\u306e\u304c\u3042\u308a\u3001\u72b6\u6cc1\u304c\u4e0d\u660e\u306a\u307e\u307e\u8d70\u3089\u305b\u308b\u3068\u3001\u5f8c\u3067\u8aac\u660e\u304c\u96e3\u3057\u304f\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u201c\u691c\u8a3c\u201d\u3068\u201c\u4fee\u5fa9\u201d\u3092\u5206\u3051\u3066\u8003\u3048\u3001\u307e\u305a\u306f\u8aad\u307f\u53d6\u308a\u4e2d\u5fc3\u3067\u72b6\u6cc1\u3092\u56fa\u3081\u308b\u3001\u3068\u3044\u3046\u9806\u5e8f\u304c\u88ab\u5bb3\u6700\u5c0f\u5316\u306b\u52b9\u304d\u307e\u3059\u3002<\/p> <hr> <h3>\u6574\u5408\u6027\u3092\u300c\u691c\u77e5\u3057\u3084\u3059\u3044\u8a2d\u8a08\u300d\u3068\u300c\u691c\u77e5\u304c\u9650\u5b9a\u7684\u306a\u8a2d\u8a08\u300d<\/h3> <p>ZFS\u306f\u30a8\u30f3\u30c9\u30c4\u30fc\u30a8\u30f3\u30c9\u306e\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u8a2d\u8a08\u306b\u3088\u308a\u3001\u8aad\u307f\u51fa\u3057\u3084\u30b9\u30af\u30e9\u30d6\u3067\u4e0d\u4e00\u81f4\u304c\u8868\u306b\u51fa\u3084\u3059\u3044\u69cb\u9020\u3067\u3059\u3002\u5197\u9577\u69cb\u6210\uff08\u30df\u30e9\u30fc\/RAIDZ\u7b49\uff09\u304c\u5065\u5168\u3067\u3042\u308c\u3070\u3001\u8aad\u307f\u53d6\u308a\u6642\u306b\u81ea\u5df1\u4fee\u5fa9\uff08\u6b63\u3057\u3044\u30b3\u30d4\u30fc\u304b\u3089\u306e\u8a02\u6b63\uff09\u304c\u50cd\u304f\u5834\u9762\u3082\u3042\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001Btrfs\u3082\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3092\u6d3b\u7528\u3057\u307e\u3059\u304c\u3001\u904b\u7528\u5f62\u614b\uff08\u3069\u306e\u9818\u57df\u306b\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u304c\u52b9\u304f\u304b\u3001RAID\u30e2\u30fc\u30c9\u3001\u30ab\u30fc\u30cd\u30eb\/\u5b9f\u88c5\u5dee\uff09\u3067\u6319\u52d5\u304c\u5909\u308f\u308b\u305f\u3081\u3001\u201c\u3069\u306e\u7bc4\u56f2\u304c\u5b88\u3089\u308c\u3066\u3044\u308b\u304b\u201d\u306e\u78ba\u8a8d\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002ext4\u306a\u3069\u306e\u30b8\u30e3\u30fc\u30ca\u30ea\u30f3\u30b0FS\u306f\u3001\u30af\u30e9\u30c3\u30b7\u30e5\u5f8c\u306e\u6574\u5408\u6027\u3092\u53d6\u308a\u623b\u3057\u3084\u3059\u3044\u4e00\u65b9\u3067\u3001\u30c7\u30fc\u30bf\u5185\u5bb9\u306e\u8aa4\u308a\u691c\u77e5\uff08\u30b5\u30a4\u30ec\u30f3\u30c8\u306a\u30d3\u30c3\u30c8\u5316\u3051\u306e\u691c\u77e5\uff09\u306f\u8a2d\u8a08\u4e0a\u306e\u7bc4\u56f2\u304c\u9650\u5b9a\u7684\u306b\u306a\u308a\u3084\u3059\u304f\u3001\u30a2\u30d7\u30ea\u5c64\u3084\u4e0a\u4f4d\u306e\u6574\u5408\u6027\u6a5f\u69cb\uff08\u30a2\u30d7\u30ea\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u691c\u8a3c\uff09\u3067\u88dc\u3046\u767a\u60f3\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u78ba\u8a8d\u3067\u304d\u308b\u3053\u3068\uff0f\u6b62\u3081\u3066\u78ba\u8a8d\u3057\u305f\u3044\u3053\u3068<\/h3> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u5c64\u30fb\u65b9\u5f0f<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u306e\u201c\u691c\u8a3c\u5bc4\u308a\u201d<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u505c\u6b62\u3092\u542b\u3081\u691c\u8a0e\u3057\u305f\u3044\u201c\u78ba\u5ea6\u4e0a\u3052\u201d<\/th> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">ZFS\u7cfb<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u30b9\u30c6\u30fc\u30bf\u30b9\/\u30b9\u30af\u30e9\u30d6\u7d50\u679c\u3067\u4e0d\u4e00\u81f4\u306e\u6709\u7121\u3068\u7bc4\u56f2\u3092\u628a\u63e1\u3057\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u91cd\u8981\u30c7\u30fc\u30bf\u306e\u691c\u8a3c\u7bc4\u56f2\u3092\u78ba\u5b9a\u3057\u3001\u8aac\u660e\u8cac\u4efb\u306b\u8010\u3048\u308b\u5f62\u3067\u8a18\u9332\u3092\u6b8b\u3059<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">Btrfs\u7cfb<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u30b9\u30af\u30e9\u30d6\u3084\u30c7\u30d0\u30a4\u30b9\u7d71\u8a08\u3067\u201c\u5146\u5019\u201d\u3092\u63b4\u307f\u3084\u3059\u3044<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u904b\u7528\u30e2\u30fc\u30c9\u306b\u3088\u308a\u5b88\u5099\u7bc4\u56f2\u304c\u5909\u308f\u308b\u305f\u3081\u3001\u500b\u5225\u69cb\u6210\u306e\u78ba\u8a8d\u304c\u5fc5\u8981<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">ext4\/XFS\u7b49<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u969c\u5bb3\u5146\u5019\u306e\u5207\u308a\u5206\u3051\uff08I\/O\u30a8\u30e9\u30fc\u3001\u30af\u30e9\u30c3\u30b7\u30e5\u3001\u30ed\u30b0\u6574\u5408\uff09\u3092\u91cd\u8996\u3059\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u78ba\u5ea6\u306e\u9ad8\u3044\u6574\u5408\u6027\u78ba\u8a8d\u306f\u505c\u6b62\u5224\u65ad\u304c\u7d61\u307f\u3084\u3059\u304f\u3001\u9806\u5e8f\u8a2d\u8a08\u304c\u91cd\u8981<\/td> <\/tr> <\/table> <hr> <h3>\u300c\u691c\u8a3c\u7dda\u300d\u3092\u77e5\u308b\u3068\u3001\u3084\u308b\u3079\u304d\u3053\u3068\u304c\u5897\u3048\u306a\u3044<\/h3> <p>\u6574\u5408\u6027\u306e\u691c\u8a3c\u7dda\u304c\u5206\u304b\u308b\u3068\u3001\u73fe\u5834\u306e\u52d5\u304d\u304c\u201c\u5897\u3084\u3059\u201d\u304b\u3089\u201c\u7d5e\u308b\u201d\u306b\u5909\u308f\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001ZFS\u7cfb\u3067\u4e0d\u4e00\u81f4\u304c\u7279\u5b9a\u7bc4\u56f2\u306b\u9650\u5b9a\u3055\u308c\u308b\u306a\u3089\u3001\u5fa9\u65e7\u5bfe\u8c61\u306e\u512a\u5148\u9806\u4f4d\u3092\u3064\u3051\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u9006\u306b\u3001\u691c\u77e5\u304c\u9650\u5b9a\u7684\u306a\u69cb\u6210\u3067\u306f\u3001\u7121\u7406\u306b\u65ad\u8a00\u3059\u308b\u3088\u308a\u300c\u623b\u308c\u308b\u5730\u70b9\u300d\u3068\u300c\u696d\u52d9\u5f71\u97ff\u300d\u3092\u5148\u306b\u56fa\u3081\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u5c02\u9580\u5bb6\u306e\u8996\u70b9\u3067\u8ffd\u52a0\u691c\u8a3c\u3092\u7d44\u307f\u7acb\u3066\u308b\u65b9\u304c\u3001\u7d50\u679c\u3068\u3057\u3066\u65e9\u3044\u8edf\u7740\u9678\u306b\u306a\u308a\u3084\u3059\u3044\u3067\u3059\u3002<\/p> <p>\u6b21\u7ae0\u3067\u306f\u3001RAID\u518d\u69cb\u7bc9\u304c\u201c\u5897\u5e45\u5668\u201d\u306b\u306a\u308a\u5f97\u308b\u6761\u4ef6\u3092\u6574\u7406\u3057\u307e\u3059\u3002ECC\u7cfb\u306e\u4e0d\u5b89\u5b9a\u3055\u304c\u3042\u308b\u3068\u304d\u3001\u518d\u69cb\u7bc9\u3084\u30ea\u30d0\u30e9\u30f3\u30b9\u306e\u8ca0\u8377\u304c\u72b6\u6cc1\u3092\u60aa\u5316\u3055\u305b\u308b\u5834\u9762\u304c\u3042\u308b\u305f\u3081\u3001\u5b9f\u884c\u524d\u306b\u63c3\u3048\u308b\u3079\u304d\u524d\u63d0\u3092\u660e\u78ba\u306b\u3057\u307e\u3059\u3002<\/p> <p>\u69cb\u6210\u304c\u8907\u96d1\uff08\u4eee\u60f3\u5316\u3001\u30b3\u30f3\u30c6\u30ca\u3001\u76e3\u67fb\u8981\u4ef6\u3001\u8907\u6570\u62e0\u70b9\u3001\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff09\u306a\u307b\u3069\u3001\u4e00\u822c\u8ad6\u3067\u306f\u5224\u65ad\u304c\u5272\u308c\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u8ff7\u3044\u304c\u51fa\u305f\u6642\u70b9\u3067\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u691c\u8a0e\u3059\u308b\u3068\u3001\u53ce\u675f\u306b\u5411\u3051\u305f\u512a\u5148\u9806\u4f4d\u304c\u7acb\u3066\u3084\u3059\u304f\u306a\u308a\u307e\u3059\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;\">\u7b2c7\u7ae0\uff1aRAID\u518d\u69cb\u7bc9\u304c\u201c\u5897\u5e45\u5668\u201d\u306b\u306a\u308b\u6761\u4ef6\u2014\u2014\u3084\u308b\u524d\u306b\u63c3\u3048\u308b\u3079\u304d\u524d\u63d0<\/h2> <p>ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306e\u5c40\u9762\u3067RAID\u518d\u69cb\u7bc9\uff08rebuild \/ resync \/ reshape \u306a\u3069\uff09\u304c\u96e3\u3057\u3044\u306e\u306f\u3001\u300c\u672c\u6765\u306f\u5b88\u308b\u305f\u3081\u306e\u51e6\u7406\u300d\u304c\u3001\u6761\u4ef6\u6b21\u7b2c\u3067\u30ea\u30b9\u30af\u3092\u5897\u5e45\u3057\u3046\u308b\u70b9\u3067\u3059\u3002\u73fe\u5834\u3067\u306f\u201c\u3068\u306b\u304b\u304f\u5197\u9577\u6027\u3092\u623b\u3059\u201d\u65b9\u5411\u306b\u6c17\u6301\u3061\u304c\u5f15\u3063\u5f35\u3089\u308c\u307e\u3059\u304c\u3001\u518d\u69cb\u7bc9\u306f\u5927\u91cf\u306e\u8aad\u307f\u66f8\u304d\u3092\u9577\u6642\u9593\u7d99\u7d9a\u3057\u3001\u6f5c\u5728\u7684\u306a\u5a92\u4f53\u4e0d\u826f\u3084\u30d0\u30b9\u30fb\u96fb\u6e90\u30fb\u6e29\u5ea6\u306e\u63fa\u3089\u304e\u3092\u8868\u9762\u5316\u3055\u305b\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30e1\u30e2\u30ea\u5074\u306e\u4e0d\u5b89\u5b9a\u3055\u304c\u7591\u308f\u308c\u308b\u72b6\u614b\u3067\u9ad8\u8ca0\u8377\u51e6\u7406\u3092\u91cd\u306d\u308b\u3068\u3001\u539f\u56e0\u5207\u308a\u5206\u3051\u304c\u96e3\u3057\u304f\u306a\u308a\u3001\u8aac\u660e\u8cac\u4efb\u3082\u53d6\u308a\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <p>\u3053\u3053\u3067\u62bc\u3055\u3048\u305f\u3044\u306e\u306f\u3001\u518d\u69cb\u7bc9\u305d\u306e\u3082\u306e\u304c\u60aa\u3044\u306e\u3067\u306f\u306a\u304f\u3001\u300c\u524d\u63d0\u304c\u63c3\u3063\u3066\u3044\u306a\u3044\u518d\u69cb\u7bc9\u300d\u304c\u4e8b\u6545\u306e\u5f15\u304d\u91d1\u306b\u306a\u308a\u3084\u3059\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u524d\u63d0\u304c\u63c3\u3063\u3066\u3044\u308b\u306a\u3089\u3001\u518d\u69cb\u7bc9\u306f\u201c\u53ce\u675f\u201d\u306e\u65b9\u5411\u306b\u50cd\u304d\u307e\u3059\u3002\u63c3\u3063\u3066\u3044\u306a\u3044\u306a\u3089\u3001\u30c0\u30e1\u30fc\u30b8\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u304c\u52b9\u304d\u3065\u3089\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u5897\u5e45\u304c\u8d77\u304d\u3084\u3059\u3044\u4ee3\u8868\u6761\u4ef6\uff08\u3088\u304f\u3042\u308b\u7d44\u307f\u5408\u308f\u305b\uff09<\/h3> <ul> <li>\u3059\u3067\u306b\u30c7\u30a3\u30b9\u30af\u5074\u306eI\/O\u30a8\u30e9\u30fc\u3084\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u304c\u6df7\u5728\u3057\u3066\u3044\u308b\uff08\u30e1\u30e2\u30ea\u3060\u3051\u306e\u554f\u984c\u306b\u898b\u305b\u304b\u3051\u3084\u3059\u3044\uff09<\/li> <li>\u518d\u69cb\u7bc9\u4e2d\u306b\u8ca0\u8377\u306e\u9ad8\u3044\u51e6\u7406\uff08\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u6574\u7406\u3001\u5927\u91cf\u540c\u671f\u3001VM\u79fb\u52d5\uff09\u304c\u540c\u6642\u306b\u8d70\u308b<\/li> <li>\u4fdd\u5b88\u304c\u96e3\u3057\u3044\u6642\u9593\u5e2f\u306b\u969c\u5bb3\u304c\u51fa\u3066\u3001\u5341\u5206\u306a\u89b3\u6e2c\uff08\u30ed\u30b0\u4fdd\u5168\u30fb\u7bc4\u56f2\u78ba\u5b9a\uff09\u306a\u3057\u3067\u51e6\u7406\u304c\u9032\u3080<\/li> <li>\u6e29\u5ea6\u4e0a\u6607\u3084\u96fb\u6e90\u54c1\u8cea\u306e\u63fa\u3089\u304e\u304c\u7591\u308f\u308c\u308b\uff08\u30e9\u30c3\u30af\u3084UPS\u30a4\u30d9\u30f3\u30c8\u3001\u30d5\u30a1\u30f3\u7570\u5e38\u3068\u540c\u6642\u523b\u306a\u3069\uff09<\/li> <li>\u8a02\u6b63\u4e0d\u80fdECC\/MCE\u304c\u51fa\u3066\u3044\u308b\u3001\u307e\u305f\u306f\u8a02\u6b63\u53ef\u80fdECC\u304c\u77ed\u671f\u9593\u306b\u6025\u5897\u3057\u3066\u3044\u308b<\/li> <\/ul> <p>\u3053\u306e\u6761\u4ef6\u304c\u91cd\u306a\u308b\u307b\u3069\u3001\u300c\u4f55\u304c\u539f\u56e0\u3060\u3063\u305f\u306e\u304b\u300d\u3092\u5f8c\u304b\u3089\u8a9e\u308a\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u518d\u69cb\u7bc9\u3092\u201c\u3084\u308b\/\u3084\u3089\u306a\u3044\u201d\u306e\u4e8c\u629e\u306b\u305b\u305a\u3001\u5148\u306b\u201c\u524d\u63d0\u306e\u78ba\u8a8d\u201d\u3067\u6b6f\u6b62\u3081\u3092\u304b\u3051\u307e\u3059\u3002<\/p> <hr> <h3>\u518d\u69cb\u7bc9\u306e\u524d\u306b\u63c3\u3048\u308b\u3079\u304d\u300c\u524d\u63d0\u300d\u6574\u7406<\/h3> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u524d\u63d0<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u72d9\u3044<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u63c3\u3063\u3066\u3044\u306a\u3044\u3068\u8d77\u304d\u3084\u3059\u3044\u3053\u3068<\/th> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u767a\u751f\u6642\u523b\u3068\u30a4\u30d9\u30f3\u30c8\u306e\u4e26\u3073<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u76f8\u95a2\u304c\u53d6\u308c\u308b\u3068\u539f\u56e0\u304c\u7d5e\u308c\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u8b70\u8ad6\u304c\u904e\u71b1\u3057\u3001\u5bfe\u51e6\u304c\u5897\u3048\u308b\u308f\u308a\u306b\u53ce\u675f\u3057\u306a\u3044<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u623b\u308c\u308b\u5730\u70b9\uff08\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\/\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\uff09<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u6700\u60aa\u6642\u306b\u8edf\u7740\u9678\u3067\u304d\u308b<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u518d\u69cb\u7bc9\u304c\u9577\u671f\u5316\u3057\u305f\u3068\u304d\u306b\u201c\u9003\u3052\u9053\u201d\u304c\u306a\u304f\u306a\u308b<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u6574\u5408\u6027\u691c\u8a3c\u306e\u7bc4\u56f2\uff08\u3069\u3053\u304c\u8981\u78ba\u8a8d\u304b\uff09<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u512a\u5148\u9806\u4f4d\u304c\u3064\u304f<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u91cd\u8981\u30c7\u30fc\u30bf\u306b\u624b\u3092\u5165\u308c\u308b\u9806\u5e8f\u3092\u8aa4\u308a\u3084\u3059\u3044<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u30cf\u30fc\u30c9\u5146\u5019\uff08I\/O\u3001\u6e29\u5ea6\u3001\u96fb\u6e90\u3001ECC\u5897\u52a0\uff09<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u201c\u5897\u5e45\u6761\u4ef6\u201d\u306e\u6709\u7121\u3092\u5224\u65ad<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u518d\u69cb\u7bc9\u306e\u8ca0\u8377\u3067\u5225\u969c\u5bb3\u3092\u8a98\u767a\u3057\u3084\u3059\u3044<\/td> <\/tr> <\/table> <hr> <h3>\u300c\u4fee\u7406\u624b\u9806\u300d\u3092\u63a2\u3057\u3066\u6765\u305f\u8aad\u8005\u306b\u3082\u523a\u3055\u308b\u3001\u73fe\u5b9f\u7684\u306a\u843d\u3068\u3057\u3069\u3053\u308d<\/h3> <p>\u73fe\u5834\u306e\u672c\u97f3\u3068\u3057\u3066\u306f\u300c\u76f4\u3057\u305f\u3044\u300d\u3067\u3059\u3002\u4e00\u65b9\u3067\u3001ECC\u30a8\u30e9\u30fc\u304c\u7d61\u3080\u3068\u201c\u76f4\u3059\u307b\u3069\u30ea\u30b9\u30af\u304c\u5897\u3048\u308b\u201d\u77ac\u9593\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u52b9\u304f\u306e\u304c\u3001\u3084\u308b\u3079\u304d\u3053\u3068\u3092\u300c\u5b89\u5168\u306a\u521d\u52d5\u300d\u3068\u300c\u500b\u5225\u8a2d\u8a08\u304c\u5fc5\u8981\u306a\u9818\u57df\u300d\u306b\u5206\u3051\u308b\u767a\u60f3\u3067\u3059\u3002\u5b89\u5168\u306a\u521d\u52d5\u306f\u3001\u30ed\u30b0\u4fdd\u5168\u30fb\u7bc4\u56f2\u78ba\u5b9a\u30fb\u623b\u308c\u308b\u5730\u70b9\u306e\u78ba\u8a8d\u306a\u3069\u3001\u72b6\u6cc1\u3092\u843d\u3061\u7740\u304b\u305b\u308b\u305f\u3081\u306e\u201c\u5834\u3092\u6574\u3048\u308b\u201d\u884c\u70ba\u3067\u3059\u3002\u500b\u5225\u8a2d\u8a08\u304c\u5fc5\u8981\u306a\u9818\u57df\u306f\u3001\u518d\u69cb\u7bc9\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3001\u90e8\u54c1\u4ea4\u63db\u306e\u9806\u5e8f\u3001\u8ca0\u8377\u306e\u304b\u3051\u65b9\u3001\u691c\u8a3c\u65b9\u6cd5\u306a\u3069\u3067\u3001\u69cb\u6210\u3068\u5236\u7d04\u6b21\u7b2c\u3067\u6b63\u89e3\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <p>\u7279\u306b\u3001\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u672c\u756a\u30c7\u30fc\u30bf\u3092\u62b1\u3048\u3001\u76e3\u67fb\u3084\u9867\u5ba2\u8aac\u660e\u304c\u7d61\u3080\u5834\u5408\u306f\u3001\u4e00\u822c\u8ad6\u306e\u30c6\u30f3\u30d7\u30ec\u3060\u3051\u3067\u306f\u7a74\u304c\u6b8b\u308a\u3084\u3059\u3044\u3067\u3059\u3002\u518d\u69cb\u7bc9\u3092\u542b\u3080\u5224\u65ad\u3067\u8ff7\u3044\u304c\u51fa\u308b\u6bb5\u968e\u306a\u3089\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u691c\u8a0e\u3059\u308b\u3068\u3001\u88ab\u5bb3\u6700\u5c0f\u5316\u3068\u53ce\u675f\u306e\u9053\u7b4b\u3092\u540c\u6642\u306b\u4f5c\u308a\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\uff08https:\/\/jouhou.main.jp\/?page_id=26983\uff09\u3084\u96fb\u8a71\uff080120-838-831\uff09\u3067\u3001\u72b6\u6cc1\u6574\u7406\u304b\u3089\u652f\u63f4\u3067\u304d\u307e\u3059\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;\">\u7b2c8\u7ae0\uff1aDIMM\/\u30b9\u30ed\u30c3\u30c8\/CPU\/\u96fb\u6e90\/\u6e29\u5ea6\u2014\u2014\u5207\u308a\u5206\u3051\u3092\u6700\u77ed\u5316\u3059\u308b\u89b3\u6e2c\u306e\u4e26\u3079\u65b9<\/h2> <p>ECC\u95a2\u9023\u306e\u30a2\u30e9\u30fc\u30c8\u306b\u5bfe\u3057\u3066\u3001\u3044\u304d\u306a\u308a\u90e8\u54c1\u4ea4\u63db\u3078\u9032\u3080\u3068\u3001\u73fe\u5834\u306e\u8aac\u660e\u304c\u96e3\u3057\u304f\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u4ea4\u63db\u5f8c\u306b\u843d\u3061\u7740\u3044\u305f\u3068\u3057\u3066\u3082\u3001\u300c\u672c\u5f53\u306b\u305d\u3053\u304c\u539f\u56e0\u3060\u3063\u305f\u306e\u304b\u300d\u300c\u518d\u767a\u3057\u306a\u3044\u3068\u8a00\u3048\u308b\u306e\u304b\u300d\u300c\u540c\u3058\u69cb\u6210\u306e\u5225\u30ce\u30fc\u30c9\u306f\u3069\u3046\u3059\u308b\u306e\u304b\u300d\u3068\u3044\u3063\u305f\u554f\u3044\u304c\u6b8b\u308a\u3001\u793e\u5185\u8abf\u6574\u30fb\u5bfe\u4eba\u30b3\u30b9\u30c8\u304c\u5897\u3048\u3084\u3059\u3044\u304b\u3089\u3067\u3059\u3002\u5207\u308a\u5206\u3051\u3092\u6700\u77ed\u5316\u3059\u308b\u9375\u306f\u3001\u4f5c\u696d\u91cf\u3092\u5897\u3084\u3059\u3053\u3068\u3067\u306f\u306a\u304f\u3001\u201c\u89b3\u6e2c\u306e\u9806\u756a\u201d\u3092\u63c3\u3048\u3066\u30ce\u30a4\u30ba\u3092\u6e1b\u3089\u3059\u3053\u3068\u3067\u3059\u3002<\/p> <p>\u89b3\u6e2c\u306e\u76ee\u7684\u306f\u3001\u539f\u56e0\u306e\u65ad\u5b9a\u3067\u306f\u306a\u304f\u3001\u9078\u629e\u80a2\u3092\u72ed\u3081\u308b\u3053\u3068\u3067\u3059\u3002\u7279\u306b\u3001\u30e1\u30e2\u30ea\u5358\u4f53\u306e\u554f\u984c\u306b\u898b\u3048\u3066\u3082\u3001\u6e29\u5ea6\u4e0a\u6607\u30fb\u96fb\u6e90\u54c1\u8cea\u30fb\u63a5\u89e6\u30fb\u7b50\u4f53\u632f\u52d5\u30fb\u30d5\u30a1\u30f3\u5236\u5fa1\u306a\u3069\u3001\u74b0\u5883\u5074\u306e\u8981\u56e0\u304c\u30e1\u30e2\u30ea\u4e0d\u5b89\u5b9a\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3092\u898b\u843d\u3068\u3059\u3068\u3001\u4ea4\u63db\u3057\u3066\u4e00\u6642\u7684\u306b\u843d\u3061\u7740\u3044\u305f\u5f8c\u306b\u540c\u3058\u75c7\u72b6\u304c\u518d\u71c3\u3057\u3001\u201c\u6291\u3048\u8fbc\u307f\u201d\u304c\u52b9\u304b\u306a\u3044\u72b6\u614b\u306b\u306a\u308a\u304c\u3061\u3067\u3059\u3002<\/p> <hr> <h3>\u89b3\u6e2c\u306e\u4e26\u3079\u65b9\uff08\u6700\u5c0f\u5909\u66f4\u3067\u3001\u539f\u56e0\u5019\u88dc\u3092\u524a\u308b\uff09<\/h3> <ol> <li>\u6642\u523b\u306e\u56fa\u5b9a\uff1aECC\/MCE\u306e\u8a18\u9332\u6642\u523b\u3092\u8d77\u70b9\u306b\u3001\u518d\u8d77\u52d5\u30fb\u30d5\u30ea\u30fc\u30ba\u30fbI\/O\u30a8\u30e9\u30fc\u30fb\u518d\u69cb\u7bc9\u30fb\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u7b49\u306e\u30a4\u30d9\u30f3\u30c8\u3092\u4e26\u3079\u308b<\/li> <li>\u504f\u308a\u306e\u56fa\u5b9a\uff1a\u5358\u4e00\u30ce\u30fc\u30c9\u304b\u3001\u7279\u5b9a\u7b50\u4f53\u304b\u3001\u8907\u6570\u30ce\u30fc\u30c9\u3067\u540c\u6642\u671f\u306b\u8d77\u304d\u3066\u3044\u308b\u304b\uff08\u6c34\u5e73\u5c55\u958b\u306e\u5224\u65ad\u6750\u6599\uff09<\/li> <li>\u74b0\u5883\u306e\u56fa\u5b9a\uff1a\u6e29\u5ea6\u30fb\u30d5\u30a1\u30f3\u30fb\u96fb\u5727\u30fbUPS\u30a4\u30d9\u30f3\u30c8\u30fb\u30e9\u30c3\u30af\u74b0\u5883\u306a\u3069\u3001\u540c\u6642\u523b\u306e\u5909\u5316\u3092\u62fe\u3046<\/li> <li>\u90e8\u54c1\u306e\u793a\u5506\uff1a\u30ed\u30b0\u306b\u30b9\u30ed\u30c3\u30c8\/\u30c1\u30e3\u30cd\u30eb\/\u30d0\u30f3\u30af\u306a\u3069\u306e\u504f\u308a\u304c\u793a\u5506\u3055\u308c\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b<\/li> <\/ol> <p>\u3053\u306e\u9806\u756a\u306e\u826f\u3044\u70b9\u306f\u3001\u300c\u90e8\u54c1\u4ea4\u63db\u306e\u524d\u306b\u3001\u8aac\u660e\u306e\u571f\u53f0\u304c\u3067\u304d\u308b\u300d\u3053\u3068\u3067\u3059\u3002\u7d50\u679c\u3068\u3057\u3066\u3001\u5f79\u54e1\u3084\u4e0a\u53f8\u306b\u3082\u201c\u30ea\u30bb\u30c3\u30c8\u201d\u3067\u306f\u306a\u304f\u201c\u8edf\u7740\u9678\u201d\u3068\u3057\u3066\u4f1d\u3048\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u74b0\u5883\u8d77\u56e0\u3068\u90e8\u54c1\u8d77\u56e0\u306e\u898b\u5206\u3051\u306b\u5f79\u7acb\u3064\u5178\u578b\u30d1\u30bf\u30fc\u30f3<\/h3> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u898b\u3048\u65b9<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u7591\u3044\u3084\u3059\u3044\u65b9\u5411<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u8aac\u660e\u3067\u62bc\u3055\u3048\u308b\u30dd\u30a4\u30f3\u30c8<\/th> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u77ed\u6642\u9593\u3067\u6025\u5897\u3001\u7279\u5b9a\u6642\u9593\u5e2f\u306b\u96c6\u4e2d<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u6e29\u5ea6\u30fb\u96fb\u6e90\u30fb\u8ca0\u8377\u30a4\u30d9\u30f3\u30c8\u306e\u76f8\u95a2<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u540c\u6642\u523b\u306e\u904b\u7528\u30a4\u30d9\u30f3\u30c8\u3068\u30bb\u30f3\u30b5\u60c5\u5831\u3092\u4e26\u3079\u308b<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u7279\u5b9a\u30ce\u30fc\u30c9\/\u7279\u5b9a\u7b50\u4f53\u306b\u504f\u308b<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u7b50\u4f53\u5185\u306e\u51b7\u5374\u30fb\u96fb\u6e90\u30fb\u63a5\u89e6\u306e\u5dee<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u540c\u4e00\u69cb\u6210\u3067\u3082\u201c\u5834\u6240\u5dee\u201d\u304c\u51fa\u308b\u70b9\u3092\u660e\u793a\u3059\u308b<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u540c\u3058\u30b9\u30ed\u30c3\u30c8\/\u30c1\u30e3\u30cd\u30eb\u306b\u5bc4\u308b\u793a\u5506<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">DIMM\/\u30b9\u30ed\u30c3\u30c8\/\u30e1\u30e2\u30ea\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u5468\u8fba<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u4ea4\u63db\u5224\u65ad\u306e\u512a\u5148\u9806\u4f4d\u306b\u843d\u3068\u3057\u8fbc\u3081\u308b<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">I\/O\u30a8\u30e9\u30fc\u3084\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u304c\u4f75\u767a<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u30b9\u30c8\u30ec\u30fc\u30b8\u5074\u306e\u969c\u5bb3\u6df7\u5728<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u201c\u30e1\u30e2\u30ea\u3060\u3051\u306e\u8a71\u3067\u306f\u306a\u3044\u201d\u524d\u63d0\u3067\u88ab\u5bb3\u6700\u5c0f\u5316\u3092\u8a9e\u308b<\/td> <\/tr> <\/table> <hr> <h3>\u300c\u6b62\u3081\u3089\u308c\u306a\u3044\u300d\u73fe\u5834\u306e\u305f\u3081\u306e\u843d\u3061\u7740\u304b\u305b\u65b9<\/h3> <p>\u6b62\u3081\u3089\u308c\u306a\u3044\u5834\u5408\u307b\u3069\u3001\u89b3\u6e2c\u3068\u5224\u65ad\u3092\u5206\u96e2\u3059\u308b\u3068\u3001\u7a7a\u6c17\u3092\u843d\u3061\u7740\u304b\u305b\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u89b3\u6e2c\u306f\u30ed\u30b0\u3084\u30bb\u30f3\u30b5\u306e\u7bc4\u56f2\u3067\u884c\u3044\u3001\u5909\u66f4\u306f\u201c\u6700\u5c0f\u201d\u306b\u7559\u3081\u3066\u7d50\u679c\u3092\u898b\u307e\u3059\u3002\u5909\u66f4\u3092\u8907\u6570\u540c\u6642\u306b\u91cd\u306d\u308b\u3068\u3001\u3069\u308c\u304c\u52b9\u3044\u305f\u304b\u5206\u304b\u3089\u305a\u3001\u518d\u767a\u6642\u306b\u540c\u3058\u8b70\u8ad6\u304c\u7e70\u308a\u8fd4\u3055\u308c\u307e\u3059\u3002\u7d50\u679c\u3068\u3057\u3066\u3001\u73fe\u5834\u304c\u697d\u306b\u306a\u308b\u65b9\u5411\u3067\u306f\u306a\u304f\u3001\u793e\u5185\u8abf\u6574\u306e\u6ce5\u6cbc\u306b\u5165\u308a\u3084\u3059\u3044\u3067\u3059\u3002<\/p> <p>\u3053\u306e\u7ae0\u3067\u62bc\u3055\u3048\u305f\u89b3\u6e2c\u306e\u4e26\u3079\u65b9\u306f\u3001\u6b21\u7ae0\u306e\u300c\u6700\u5c0f\u5909\u66f4\u3067\u5fa9\u65e7\u3059\u308b\u5b9f\u52d9\u30c6\u30af\u30cb\u30c3\u30af\u300d\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002\u5fa9\u65e7\u3092\u201c\u4f5c\u696d\u306e\u91cf\u201d\u3067\u306f\u306a\u304f\u3001\u201c\u9806\u5e8f\u306e\u8a2d\u8a08\u201d\u3067\u53ce\u675f\u3055\u305b\u308b\u305f\u3081\u306e\u571f\u53f0\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <p>\u500b\u5225\u6848\u4ef6\u3067\u306f\u3001\u30ed\u30b0\u306e\u7c92\u5ea6\u3001\u76e3\u67fb\u8981\u4ef6\u3001\u5197\u9577\u69cb\u6210\u3001\u4fdd\u5b88\u5951\u7d04\u3001\u4fdd\u5b88\u7a93\u53e3\u306e\u5236\u7d04\u306a\u3069\u3067\u6700\u9069\u89e3\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u5224\u65ad\u304c\u5272\u308c\u305d\u3046\u306a\u6642\u70b9\u3067\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u691c\u8a0e\u3059\u308b\u3068\u3001\u512a\u5148\u9806\u4f4d\u306e\u4ed8\u3051\u65b9\u304c\u65e9\u304f\u56fa\u307e\u308a\u3001\u88ab\u5bb3\u6700\u5c0f\u5316\u306b\u5bc4\u305b\u3084\u3059\u304f\u306a\u308a\u307e\u3059\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;\">\u7b2c9\u7ae0\uff1a\u6700\u5c0f\u5909\u66f4\u3067\u5fa9\u65e7\u3059\u308b\u5b9f\u52d9\u30c6\u30af\u30cb\u30c3\u30af\uff08\u691c\u8a3c\u2192\u9694\u96e2\u2192\u4ea4\u63db\u5224\u65ad\u2192\u518d\u691c\u8a3c\uff09<\/h2> <p>ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u304c\u7d61\u3080\u5fa9\u65e7\u3067\u306f\u3001\u300c\u6b63\u3057\u304f\u76f4\u3059\u300d\u3088\u308a\u5148\u306b\u300c\u60aa\u5316\u3055\u305b\u306a\u3044\u300d\u304c\u52dd\u3061\u307e\u3059\u3002\u73fe\u5834\u3067\u8d77\u304d\u304c\u3061\u306a\u306e\u306f\u3001\u7126\u308a\u304b\u3089\u5909\u66f4\u3092\u91cd\u306d\u3001\u75c7\u72b6\u304c\u4e00\u6642\u7684\u306b\u898b\u3048\u306a\u304f\u306a\u3063\u3066\u201c\u53ce\u675f\u3057\u305f\u3088\u3046\u306b\u898b\u3048\u308b\u201d\u3053\u3068\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u8aac\u660e\u8cac\u4efb\u306e\u5834\u9762\u3067\u306f\u300c\u4f55\u304c\u539f\u56e0\u3067\u3001\u3069\u306e\u5909\u66f4\u304c\u52b9\u3044\u305f\u306e\u304b\u300d\u304c\u554f\u308f\u308c\u307e\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u6700\u5c0f\u5909\u66f4\u3067\u9032\u3081\u308b\u201c\u624b\u9806\u8a2d\u8a08\u201d\u304c\u3001\u6280\u8853\u3060\u3051\u3067\u306a\u304f\u7d44\u7e54\u306e\u8ca0\u62c5\u3082\u6e1b\u3089\u3057\u307e\u3059\u3002<\/p> <p>\u3053\u3053\u3067\u306e\u5b9f\u52d9\u30c6\u30af\u30cb\u30c3\u30af\u306f\u3001\u5371\u967a\u4f5c\u696d\u3092\u717d\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u9078\u629e\u80a2\u3092\u300c\u691c\u8a3c\u300d\u300c\u9694\u96e2\u300d\u300c\u4ea4\u63db\u5224\u65ad\u300d\u300c\u518d\u691c\u8a3c\u300d\u306b\u5206\u3051\u3001\u5224\u65ad\u306e\u9053\u7b4b\u3092\u4f5c\u308b\u3053\u3068\u304c\u76ee\u7684\u3067\u3059\u3002\u500b\u5225\u30b3\u30de\u30f3\u30c9\u3084\u5de5\u5177\u306e\u8a71\u306b\u5bc4\u305b\u308b\u307b\u3069\u74b0\u5883\u5dee\u304c\u51fa\u308b\u305f\u3081\u3001\u3069\u306e\u69cb\u6210\u3067\u3082\u5fdc\u7528\u3057\u3084\u3059\u3044\u67a0\u7d44\u307f\u3068\u3057\u3066\u6574\u7406\u3057\u307e\u3059\u3002<\/p> <hr> <h3>\u30d5\u30a7\u30fc\u30ba1\uff1a\u691c\u8a3c\uff08\u72b6\u6cc1\u3092\u56fa\u5b9a\u3057\u3001\u5f71\u97ff\u7bc4\u56f2\u3092\u7d5e\u308b\uff09<\/h3> <p>\u691c\u8a3c\u306f\u300c\u4f55\u304b\u3092\u76f4\u3059\u300d\u5de5\u7a0b\u3067\u306f\u306a\u304f\u3001\u300c\u3069\u3053\u307e\u3067\u304c\u5b89\u5168\u3068\u8a00\u3048\u308b\u304b\u300d\u3092\u4f5c\u308b\u5de5\u7a0b\u3067\u3059\u3002\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u3001\u30ed\u30b0\u30fb\u6642\u523b\u30fb\u5bfe\u8c61\u30fb\u623b\u308c\u308b\u5730\u70b9\u3092\u63c3\u3048\u3001\u4ee5\u964d\u306e\u5224\u65ad\u3067\u30d6\u30ec\u30fc\u30ad\u304c\u52b9\u304f\u72b6\u614b\u306b\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u6574\u5408\u6027\u691c\u8a3c\u7dda\uff08\u7b2c6\u7ae0\uff09\u3092\u8e0f\u307e\u3048\u3001\u53ef\u80fd\u306a\u7bc4\u56f2\u3067\u201c\u4e0d\u4e00\u81f4\u306e\u6709\u7121\u3068\u7bc4\u56f2\u201d\u3092\u62bc\u3055\u3048\u308b\u3068\u3001\u5f8c\u306e\u512a\u5148\u9806\u4f4d\u304c\u3064\u3051\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <ul> <li>\u767a\u751f\u6642\u523b\u306e\u524d\u5f8c\u3067\u904b\u7528\u30a4\u30d9\u30f3\u30c8\uff08\u518d\u69cb\u7bc9\/\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\/\u30b9\u30af\u30e9\u30d6\/\u5927\u91cf\u540c\u671f\uff09\u3092\u4e26\u3079\u308b<\/li> <li>\u5bfe\u8c61\u30c7\u30fc\u30bf\u306e\u512a\u5148\u9806\u4f4d\uff08\u696d\u52d9\u7d99\u7d9a\u306b\u76f4\u7d50\u3059\u308b\u9818\u57df\u3001\u76e3\u67fb\u5bfe\u8c61\u9818\u57df\uff09\u3092\u660e\u78ba\u306b\u3059\u308b<\/li> <li>\u623b\u308c\u308b\u5730\u70b9\uff08\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\/\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\uff09\u306e\u6700\u65b0\u6210\u529f\u70b9\u3092\u78ba\u8a8d\u3059\u308b<\/li> <\/ul> <hr> <h3>\u30d5\u30a7\u30fc\u30ba2\uff1a\u9694\u96e2\uff08\u201c\u5e83\u3052\u306a\u3044\u201d\u305f\u3081\u306e\u8a2d\u8a08\uff09<\/h3> <p>\u9694\u96e2\u306f\u3001\u3044\u304d\u306a\u308a\u5927\u304d\u304f\u6b62\u3081\u308b\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5f71\u97ff\u304c\u7591\u308f\u308c\u308b\u7bc4\u56f2\u3092\u5897\u3084\u3055\u306a\u3044\u305f\u3081\u306b\u3001\u5909\u66f4\u3084\u8ca0\u8377\u306e\u91cd\u306d\u639b\u3051\u3092\u907f\u3051\u3001\u5fc5\u8981\u306a\u3089\u5bfe\u8c61\u3092\u9650\u5b9a\u3057\u3066\u89b3\u6e2c\u3092\u7d9a\u3051\u308b\u767a\u60f3\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u91cd\u8981\u9818\u57df\u3078\u306e\u66f8\u304d\u8fbc\u307f\u304c\u96c6\u4e2d\u3059\u308b\u6642\u9593\u5e2f\u306b\u5909\u66f4\u3092\u91cd\u306d\u308b\u3068\u3001\u6574\u5408\u6027\u306e\u8b70\u8ad6\u304c\u8907\u96d1\u5316\u3057\u3084\u3059\u3044\u3067\u3059\u3002\u9694\u96e2\u306e\u72d9\u3044\u306f\u3001\u5224\u65ad\u6750\u6599\u306e\u30ce\u30a4\u30ba\u30ab\u30c3\u30c8\u3067\u3059\u3002<\/p> <p>\u307e\u305f\u3001\u9694\u96e2\u306f\u201c\u4eba\u306e\u610f\u601d\u6c7a\u5b9a\u201d\u3082\u5bfe\u8c61\u306b\u542b\u307f\u307e\u3059\u3002\u8ab0\u304c\u4f55\u3092\u3044\u3064\u89e6\u3063\u305f\u304b\u304c\u66d6\u6627\u3060\u3068\u3001\u793e\u5185\u8abf\u6574\u30fb\u5bfe\u4eba\u306e\u6469\u64e6\u304c\u5897\u3048\u3001\u6280\u8853\u7684\u306a\u53ce\u675f\u304c\u9045\u308c\u307e\u3059\u3002\u4f5c\u696d\u5c65\u6b74\u3068\u5224\u65ad\u7406\u7531\u3092\u3001\u7c21\u5358\u306a\u30e1\u30e2\u3067\u3082\u826f\u3044\u306e\u3067\u6b8b\u3059\u3060\u3051\u3067\u3001\u5f8c\u304b\u3089\u306e\u8aac\u660e\u304c\u901a\u308a\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u30d5\u30a7\u30fc\u30ba3\uff1a\u4ea4\u63db\u5224\u65ad\uff08\u90e8\u54c1\u304b\u74b0\u5883\u304b\u3001\u5224\u65ad\u3092\u4e00\u679a\u306b\u3059\u308b\uff09<\/h3> <p>\u4ea4\u63db\u5224\u65ad\u306f\u300c\u90e8\u54c1\u3092\u66ff\u3048\u308b\u304b\u3069\u3046\u304b\u300d\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3069\u306e\u9806\u5e8f\u3067\u3001\u3069\u306e\u7bc4\u56f2\u3092\u3001\u3069\u306e\u6839\u62e0\u3067\u3001\u3069\u306e\u7a0b\u5ea6\u306e\u78ba\u5ea6\u3092\u76ee\u6307\u3059\u304b\u3092\u6c7a\u3081\u308b\u3053\u3068\u3067\u3059\u3002\u89b3\u6e2c\uff08\u7b2c8\u7ae0\uff09\u3067\u504f\u308a\u304c\u53d6\u308c\u3066\u3044\u308b\u307b\u3069\u3001\u6700\u5c0f\u5909\u66f4\u3067\u5224\u65ad\u3067\u304d\u307e\u3059\u3002\u504f\u308a\u304c\u53d6\u308c\u306a\u3044\u5834\u5408\u306f\u3001\u4e00\u822c\u8ad6\u306e\u65ad\u8a00\u3092\u907f\u3051\u3001\u300c\u3069\u306e\u8ffd\u52a0\u89b3\u6e2c\u304c\u3042\u308c\u3070\u5224\u65ad\u3067\u304d\u308b\u304b\u300d\u3092\u5148\u306b\u6574\u7406\u3057\u305f\u65b9\u304c\u3001\u7d50\u679c\u3068\u3057\u3066\u65e9\u3044\u8edf\u7740\u9678\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%; max-width:100%; box-sizing:border-box;\"> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u5224\u65ad\u6750\u6599<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u4ea4\u63db\u5224\u65ad\u306e\u65b9\u5411<\/th> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u8aac\u660e\u3067\u52b9\u304f\u4e00\u8a00<\/th> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u540c\u4e00\u30b9\u30ed\u30c3\u30c8\/\u30c1\u30e3\u30cd\u30eb\u3078\u306e\u504f\u308a<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">DIMM\/\u30b9\u30ed\u30c3\u30c8\u5468\u8fba\u3092\u512a\u5148<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u504f\u308a\u304c\u3042\u308b\u305f\u3081\u3001\u6700\u5c0f\u306e\u4ea4\u63db\u3067\u5207\u308a\u5206\u3051\u3092\u72d9\u3046<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">\u6e29\u5ea6\/\u96fb\u6e90\u30a4\u30d9\u30f3\u30c8\u3068\u540c\u6642\u523b<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u74b0\u5883\u5074\u306e\u662f\u6b63\u3068\u4f75\u8d70<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u90e8\u54c1\u4ea4\u63db\u3060\u3051\u3067\u306f\u518d\u767a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u5824\u9632\u3092\u7bc9\u304f<\/td> <\/tr> <tr> <th style=\"border:1px solid #cccccc; background-color:#eeeeee; padding:8px; text-align:left;\">I\/O\u30a8\u30e9\u30fc\u304c\u4f75\u767a<\/th> <td style=\"border:1px solid #cccccc; padding:8px;\">\u6df7\u5728\u969c\u5bb3\u3068\u3057\u3066\u8a2d\u8a08<\/td> <td style=\"border:1px solid #cccccc; padding:8px;\">\u5358\u4e00\u539f\u56e0\u306b\u7d5e\u3089\u305a\u3001\u88ab\u5bb3\u6700\u5c0f\u5316\u306e\u9806\u5e8f\u3067\u9032\u3081\u308b<\/td> <\/tr> <\/table> <hr> <h3>\u30d5\u30a7\u30fc\u30ba4\uff1a\u518d\u691c\u8a3c\uff08\u201c\u843d\u3061\u7740\u3044\u305f\u201d\u3092\u8a3c\u660e\u306b\u5bc4\u305b\u308b\uff09<\/h3> <p>\u4ea4\u63db\u3084\u662f\u6b63\u306e\u5f8c\u306b\u5fc5\u8981\u306a\u306e\u306f\u3001\u300c\u843d\u3061\u7740\u3044\u305f\u3088\u3046\u306b\u898b\u3048\u308b\u300d\u3067\u306f\u306a\u304f\u300c\u843d\u3061\u7740\u3044\u305f\u3068\u8a00\u3048\u308b\u300d\u72b6\u614b\u3067\u3059\u3002\u3053\u3053\u3067\u5f79\u7acb\u3064\u306e\u304c\u3001\u767a\u751f\u983b\u5ea6\u306e\u63a8\u79fb\u3001\u6574\u5408\u6027\u691c\u8a3c\u306e\u7d50\u679c\u3001\u904b\u7528\u30a4\u30d9\u30f3\u30c8\u6642\u306e\u518d\u767a\u6709\u7121\u306a\u3069\u3001\u8aac\u660e\u306e\u6750\u6599\u306b\u306a\u308b\u89b3\u6e2c\u3067\u3059\u3002\u518d\u691c\u8a3c\u3092\u629c\u304f\u3068\u3001\u518d\u767a\u6642\u306b\u540c\u3058\u8b70\u8ad6\u304c\u7e70\u308a\u8fd4\u3055\u308c\u3001\u7d50\u679c\u3068\u3057\u3066\u6642\u9593\u304c\u6eb6\u3051\u307e\u3059\u3002<\/p> <p>\u6b21\u7ae0\u3067\u306f\u3001\u3053\u3053\u307e\u3067\u306e\u6d41\u308c\u3092\u307e\u3068\u3081\u3001\u300c\u30c7\u30fc\u30bf\u306e\u6b63\u3057\u3055\u3092\u8a3c\u660e\u3057\u3064\u3064\u3001\u518d\u767a\u9632\u6b62\u3068\u8aac\u660e\u8cc7\u6599\u307e\u3067\u4e00\u679a\u306b\u307e\u3068\u3081\u308b\u300d\u5e30\u7d50\u3078\u3064\u306a\u3052\u307e\u3059\u3002\u500b\u5225\u6848\u4ef6\u3067\u306f\u3001\u76e3\u67fb\u8981\u4ef6\u3084\u9867\u5ba2\u5f71\u97ff\u306e\u91cd\u3055\u3067\u5fc5\u8981\u306a\u8a3c\u660e\u306e\u7c92\u5ea6\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u4e00\u822c\u8ad6\u306e\u9650\u754c\u3092\u611f\u3058\u305f\u6642\u70b9\u3067\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u691c\u8a0e\u3059\u308b\u3068\u3001\u72b6\u6cc1\u306e\u53ce\u675f\u3068\u8aac\u660e\u8cac\u4efb\u306e\u4e21\u7acb\u304c\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\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;\">\u7b2c10\u7ae0\uff1a\u4e00\u822c\u8ad6\u306e\u9650\u754c\u3068\u3001\u500b\u5225\u6848\u4ef6\u3067\u201c\u8a3c\u660e\u3067\u304d\u308b\u5fa9\u65e7\u201d\u3078\u8edf\u7740\u9678\u3059\u308b\uff08\u5e30\u7d50\uff1a\u76f8\u8ac7\u304c\u6700\u77ed\u306b\u306a\u308b\u6761\u4ef6\uff09<\/h2> <p>ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306e\u8a71\u306f\u3001\u6280\u8853\u7684\u306b\u306f\u300c\u8a02\u6b63\u53ef\u80fd\u304b\u300d\u300c\u8a02\u6b63\u4e0d\u80fd\u304b\u300d\u300c\u504f\u308a\u304c\u3042\u308b\u304b\u300d\u300c\u74b0\u5883\u8981\u56e0\u304b\u300d\u3068\u3044\u3063\u305f\u5207\u308a\u5206\u3051\u306b\u898b\u3048\u307e\u3059\u3002\u3051\u308c\u3069\u3001\u5b9f\u52d9\u3067\u672c\u5f53\u306b\u96e3\u3057\u3044\u306e\u306f\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u306e\u201c\u8aac\u660e\u8cac\u4efb\u201d\u3092\u4f34\u3046\u70b9\u3067\u3059\u3002\u73fe\u5834\u306f\u6b62\u3081\u3089\u308c\u305a\u3001\u4e0a\u53f8\u3084\u95a2\u4fc2\u90e8\u7f72\u306f\u7d0d\u5f97\u6750\u6599\u3092\u6c42\u3081\u3001\u9867\u5ba2\u3084\u76e3\u67fb\u304c\u7d61\u3080\u3068\u300c\u3044\u3064\u3001\u3069\u306e\u7bc4\u56f2\u3067\u3001\u3069\u306e\u7a0b\u5ea6\u306e\u30ea\u30b9\u30af\u304c\u3042\u3063\u305f\u306e\u304b\u300d\u300c\u5fa9\u65e7\u5f8c\u306e\u30c7\u30fc\u30bf\u306f\u6b63\u3057\u3044\u3068\u8a00\u3048\u308b\u306e\u304b\u300d\u3092\u554f\u308f\u308c\u307e\u3059\u3002\u3053\u3053\u3067\u4e00\u822c\u8ad6\u3060\u3051\u3092\u7a4d\u307f\u4e0a\u3052\u3066\u3082\u3001\u6700\u5f8c\u306e\u4e00\u6bb5\u3067\u8a00\u8449\u304c\u8db3\u308a\u305a\u3001\u8b70\u8ad6\u304c\u904e\u71b1\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u4e00\u822c\u8ad6\u304c\u5c4a\u304b\u306a\u3044\u7406\u7531\u306f\u300c\u69cb\u6210\u300d\u3068\u300c\u5951\u7d04\u300d\u3068\u300c\u8cac\u4efb\u300d\u306e\u5dee<\/h3> <p>\u540c\u3058ECC\u30a2\u30e9\u30fc\u30c8\u3067\u3082\u3001\u69cb\u6210\u304c\u9055\u3048\u3070\u610f\u5473\u5408\u3044\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3067\u4e0d\u4e00\u81f4\u304c\u8868\u306b\u51fa\u308b\u8a2d\u8a08\u3068\u3001\u4e0a\u4f4d\u30a2\u30d7\u30ea\u307e\u3067\u9055\u548c\u611f\u304c\u51fa\u306b\u304f\u3044\u8a2d\u8a08\u3067\u306f\u3001\u691c\u77e5\u3067\u304d\u308b\u7570\u5e38\u306e\u7a2e\u985e\u304c\u7570\u306a\u308a\u307e\u3059\u3002RAID\u518d\u69cb\u7bc9\u3084\u30b9\u30af\u30e9\u30d6\u306e\u904b\u7528\u983b\u5ea6\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u4e16\u4ee3\u6570\u3001\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u9045\u5ef6\u3001\u4eee\u60f3\u5316\u3084\u30b3\u30f3\u30c6\u30ca\u306e\u6709\u7121\u3067\u3082\u3001\u5f71\u97ff\u7bc4\u56f2\u306e\u5f62\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u4fdd\u5b88\u5951\u7d04\uff08\u30d9\u30f3\u30c0\u30fc\u4fdd\u5b88\u3001\u30aa\u30f3\u30b5\u30a4\u30c8\u306e\u53ef\u5426\u3001\u90e8\u6750\u306e\u5728\u5eab\uff09\u3084\u3001SLA\uff08RTO\/RPO\uff09\u3001\u5bfe\u5916\u8aac\u660e\u306e\u8981\u4ef6\uff08\u76e3\u67fb\u8a3c\u8de1\u3001\u5831\u544a\u66f8\u306e\u7c92\u5ea6\uff09\u306b\u3088\u3063\u3066\u3001\u76ee\u6307\u3059\u3079\u304d\u201c\u78ba\u5ea6\u201d\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <p>\u3064\u307e\u308a\u3001\u4e00\u822c\u8ad6\u3067\u306f\u300c\u8d77\u3053\u308a\u5f97\u308b\u300d\u3092\u8a9e\u308c\u3066\u3082\u3001\u300c\u3053\u306e\u69cb\u6210\u30fb\u3053\u306e\u5951\u7d04\u30fb\u3053\u306e\u8cac\u4efb\u306e\u4e0b\u3067\u3001\u3069\u3053\u307e\u3067\u3092\u5b89\u5168\u3068\u8a00\u3044\u5207\u308b\u304b\u300d\u3092\u4e00\u672c\u306e\u7dda\u3067\u793a\u3059\u306e\u304c\u96e3\u3057\u3044\u306e\u3067\u3059\u3002\u3053\u3053\u304c\u66d6\u6627\u3060\u3068\u3001\u73fe\u5834\u306f\u4f59\u8a08\u306a\u4f5c\u696d\u3092\u5897\u3084\u3057\u304c\u3061\u306b\u306a\u308a\u3001\u30ce\u30a4\u30ba\u304c\u5897\u3048\u3066\u53ce\u675f\u3057\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u201c\u8a3c\u660e\u3067\u304d\u308b\u5fa9\u65e7\u201d\u306b\u5bc4\u305b\u308b\u305f\u3081\u306e\u6700\u5c0f\u30bb\u30c3\u30c8<\/h3> <p>\u500b\u5225\u6848\u4ef6\u3067\u53ce\u675f\u3092\u65e9\u3081\u308b\u306b\u306f\u3001\u6d3e\u624b\u306a\u4f5c\u696d\u3088\u308a\u3082\u300c\u8a3c\u660e\u306e\u9aa8\u683c\u300d\u3092\u5148\u306b\u4f5c\u308b\u65b9\u304c\u52b9\u304d\u307e\u3059\u3002\u6700\u4f4e\u9650\u3001\u6b21\u306e3\u70b9\u304c\u63c3\u3046\u3068\u3001\u8aac\u660e\u304c\u901a\u308a\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <ul> <li>\u6642\u523b\u3068\u4e8b\u8c61\uff1aECC\/MCE\u3001\u518d\u8d77\u52d5\u3001I\/O\u7570\u5e38\u3001\u518d\u69cb\u7bc9\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306a\u3069\u306e\u4e26\u3073\u304c\u6574\u7406\u3055\u308c\u3066\u3044\u308b<\/li> <li>\u5f71\u97ff\u7bc4\u56f2\uff1a\u91cd\u8981\u30c7\u30fc\u30bf\u306e\u7bc4\u56f2\u3001\u6574\u5408\u6027\u691c\u8a3c\u306e\u7d50\u679c\uff08\u4e0d\u4e00\u81f4\u306e\u6709\u7121\u30fb\u7bc4\u56f2\uff09\u3001\u623b\u308c\u308b\u5730\u70b9\u304c\u660e\u78ba\u306b\u306a\u3063\u3066\u3044\u308b<\/li> <li>\u5224\u65ad\u306e\u9806\u5e8f\uff1a\u691c\u8a3c\u2192\u9694\u96e2\u2192\u4ea4\u63db\u5224\u65ad\u2192\u518d\u691c\u8a3c\u306e\u9806\u3067\u3001\u5909\u66f4\u3092\u91cd\u306d\u305a\u306b\u9032\u3081\u305f\u6839\u62e0\u304c\u6b8b\u3063\u3066\u3044\u308b<\/li> <\/ul> <p>\u3053\u306e3\u70b9\u304c\u63c3\u3048\u3070\u3001\u300c\u5fa9\u65e7\u3067\u304d\u305f\uff0f\u3067\u304d\u306a\u3044\u300d\u306e\u4e8c\u629e\u3067\u306f\u306a\u304f\u3001\u300c\u3069\u3053\u307e\u3067\u306f\u5b89\u5168\u3068\u8a00\u3048\u308b\u300d\u300c\u3069\u3053\u306f\u8ffd\u52a0\u691c\u8a3c\u304c\u5fc5\u8981\u300d\u300c\u3053\u3053\u304b\u3089\u5148\u306f\u500b\u5225\u8a2d\u8a08\u304c\u8981\u308b\u300d\u3068\u3044\u3046\u8edf\u7740\u9678\u306e\u5f62\u3067\u8a71\u304c\u3067\u304d\u307e\u3059\u3002\u7d50\u679c\u3068\u3057\u3066\u3001\u73fe\u5834\u306e\u8ca0\u62c5\u3092\u5897\u3084\u3055\u305a\u306b\u88ab\u5bb3\u6700\u5c0f\u5316\u3078\u5bc4\u305b\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u76f8\u8ac7\u304c\u6700\u77ed\u306b\u306a\u308b\u6761\u4ef6\uff08\u201c\u4eca\u306e\u307e\u307e\u3060\u3068\u7a7a\u56de\u308a\u3057\u305d\u3046\u201d\u306e\u30b5\u30a4\u30f3\uff09<\/h3> <p>\u6b21\u306e\u3088\u3046\u306a\u72b6\u614b\u304c\u898b\u3048\u305f\u3068\u304d\u3001\u73fe\u5834\u306e\u52aa\u529b\u3060\u3051\u3067\u53ce\u675f\u3055\u305b\u3088\u3046\u3068\u3059\u308b\u3068\u3001\u6642\u9593\u3068\u8aac\u660e\u30b3\u30b9\u30c8\u304c\u81a8\u3089\u307f\u3084\u3059\u3044\u3067\u3059\u3002<\/p> <ul> <li>\u8a02\u6b63\u4e0d\u80fdECC\/MCE\u304c\u7d61\u307f\u3001\u518d\u8d77\u52d5\u3084\u66f8\u304d\u8fbc\u307f\u5931\u6557\u304c\u4f75\u767a\u3057\u3066\u3044\u308b<\/li> <li>\u6574\u5408\u6027\u691c\u8a3c\u306e\u7d50\u679c\u3092\u793a\u305b\u306a\u3044\u3001\u307e\u305f\u306f\u4e0d\u4e00\u81f4\u306e\u7bc4\u56f2\u304c\u8aad\u3081\u306a\u3044<\/li> <li>RAID\u518d\u69cb\u7bc9\u3084\u30b9\u30af\u30e9\u30d6\u306a\u3069\u9ad8\u8ca0\u8377\u51e6\u7406\u304c\u7d61\u307f\u3001\u5897\u5e45\u6761\u4ef6\u304c\u91cd\u306a\u3063\u3066\u3044\u308b<\/li> <li>\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u672c\u756a\u30c7\u30fc\u30bf\u3092\u62b1\u3048\u3001\u76e3\u67fb\u30fb\u9867\u5ba2\u8aac\u660e\u30fb\u793e\u5185\u7a1f\u8b70\u304c\u5fc5\u8981\u306b\u306a\u3063\u3066\u3044\u308b<\/li> <li>\u4fdd\u5b88\u5951\u7d04\u3084\u69cb\u6210\u304c\u8907\u96d1\u3067\u3001\u5224\u65ad\u306e\u8cac\u4efb\u5206\u754c\u304c\u66d6\u6627\u306b\u306a\u3063\u3066\u3044\u308b<\/li> <\/ul> <p>\u3053\u3046\u3057\u305f\u6761\u4ef6\u4e0b\u3067\u306f\u3001\u4e00\u822c\u8ad6\u306e\u6b63\u3057\u3055\u3088\u308a\u3082\u300c\u3053\u306e\u6848\u4ef6\u3067\u5b89\u5168\u3068\u8a00\u3048\u308b\u7dda\u3092\u3069\u3053\u306b\u5f15\u304f\u304b\u300d\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u7dda\u5f15\u304d\u306f\u3001\u30ed\u30b0\u7c92\u5ea6\u3001\u69cb\u6210\u3001\u5236\u7d04\u3001\u5951\u7d04\u3001\u696d\u52d9\u512a\u5148\u9806\u4f4d\u3067\u5909\u308f\u308a\u307e\u3059\u3002\u500b\u5225\u6848\u4ef6\u3068\u3057\u3066\u306e\u5224\u65ad\u304c\u5fc5\u8981\u3060\u3068\u611f\u3058\u305f\u6642\u70b9\u3067\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u691c\u8a0e\u3059\u308b\u3068\u3001\u88ab\u5bb3\u6700\u5c0f\u5316\u3068\u8aac\u660e\u8cac\u4efb\u3092\u540c\u6642\u306b\u6e80\u305f\u3059\u9053\u7b4b\u304c\u4f5c\u308a\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u7d50\u679c\u3068\u3057\u3066\u3001\u73fe\u5834\u306e\u8ca0\u62c5\u3092\u5897\u3084\u3055\u305a\u306b\u201c\u53ce\u675f\u201d\u3078\u5bc4\u305b\u3084\u3059\u304f\u306a\u308a\u307e\u3059\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\u73fe\u5728\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u8a00\u8a9e\u5225\u306b\u898b\u843d\u3068\u3057\u3084\u3059\u3044\u6ce8\u610f\u70b9\uff08\u6574\u5408\u6027\u30fb\u8a3c\u8de1\u30fb\u5fa9\u65e7\u306e\u89b3\u70b9\uff09<\/h2> <p>ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u3084\u30b9\u30c8\u30ec\u30fc\u30b8\u4e0d\u5b89\u5b9a\u306e\u5c40\u9762\u3067\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u306e\u5b9f\u88c5\u3084\u904b\u7528\u304c\u300c\u58ca\u308c\u65b9\u306e\u898b\u3048\u65b9\u300d\u3092\u5909\u3048\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u201c\u8a00\u8a9e\u305d\u306e\u3082\u306e\u306e\u512a\u52a3\u201d\u3067\u306f\u306a\u304f\u3001\u73fe\u5834\u3067\u8d77\u304d\u3084\u3059\u3044\u843d\u3068\u3057\u7a74\u3092\u6574\u7406\u3057\u307e\u3059\u3002\u7279\u306b\u3001\u66f8\u304d\u8fbc\u307f\u306e\u78ba\u5b9a\uff08fsync\u76f8\u5f53\uff09\u3001\u539f\u5b50\u7684\u66f4\u65b0\uff08\u30c6\u30f3\u30dd\u30e9\u30ea\u2192\u30ea\u30cd\u30fc\u30e0\uff09\u3001\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3001\u4f8b\u5916\u51e6\u7406\u3001\u4e26\u884c\u51e6\u7406\u3001\u6587\u5b57\u30b3\u30fc\u30c9\u3068\u30d0\u30a4\u30ca\u30ea\u6271\u3044\u3001\u30ed\u30b0\u306e\u5b8c\u5168\u6027\u304c\u7126\u70b9\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>C \/ C++<\/h3> <p>\u30cd\u30a4\u30c6\u30a3\u30d6I\/O\u3084\u72ec\u81ea\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u3092\u5b9f\u88c5\u3057\u3084\u3059\u304f\u3001\u66f8\u304d\u8fbc\u307f\u304c\u201c\u78ba\u5b9a\u3057\u305f\u3064\u3082\u308a\u201d\u306b\u306a\u308a\u3084\u3059\u3044\u70b9\u306b\u6ce8\u610f\u304c\u8981\u308a\u307e\u3059\u3002\u30e1\u30e2\u30ea\u7834\u640d\u304c\u30d7\u30ed\u30bb\u30b9\u7d99\u7d9a\u306e\u307e\u307e\u6f5c\u308a\u8fbc\u3080\u3068\u3001\u30ed\u30b0\u306b\u75d5\u8de1\u304c\u6b8b\u308a\u306b\u304f\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u66f8\u304d\u8fbc\u307f\u624b\u9806\u306e\u539f\u5b50\u6027\u3001\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3001\u30af\u30e9\u30c3\u30b7\u30e5\u6642\u306e\u30ea\u30ab\u30d0\u30ea\u8a2d\u8a08\u3001\u30ed\u30b0\u306e\u30d5\u30e9\u30c3\u30b7\u30e5\u65b9\u91dd\u304c\u91cd\u8981\u3067\u3059\u3002<\/p> <hr> <h3>Rust<\/h3> <p>\u5b89\u5168\u6027\u306e\u8a2d\u8a08\u304c\u5f37\u307f\u3067\u3059\u304c\u3001I\/O\u306e\u78ba\u5b9a\u3084\u6c38\u7d9a\u5316\u306f\u5225\u554f\u984c\u3068\u3057\u3066\u6b8b\u308a\u307e\u3059\u3002unsafe\u3084FFI\u3001\u5916\u90e8\u30e9\u30a4\u30d6\u30e9\u30ea\u5883\u754c\u3001\u975e\u540c\u671f\u51e6\u7406\u306e\u8a2d\u8a08\u6b21\u7b2c\u3067\u3001\u969c\u5bb3\u6642\u306b\u539f\u56e0\u304c\u8ffd\u3044\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002\u5fa9\u65e7\u5c40\u9762\u3067\u306f\u300c\u3069\u306e\u6642\u70b9\u3067\u6c38\u7d9a\u5316\u3057\u305f\u3068\u898b\u306a\u3059\u304b\u300d\u3092\u4ed5\u69d8\u5316\u3057\u3066\u304a\u304f\u3068\u8aac\u660e\u304c\u901a\u308a\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>Go<\/h3> <p>\u4e26\u884c\u51e6\u7406\u304c\u7d44\u307f\u3084\u3059\u3044\u4e00\u65b9\u3001\u30b4\u30eb\u30fc\u30c1\u30f3\u306e\u5897\u6b96\u3084\u30ad\u30e5\u30fc\u8a70\u307e\u308a\u3067\u201c\u9045\u5ef6\u3057\u305f\u66f8\u304d\u8fbc\u307f\u201d\u304c\u767a\u751f\u3057\u3084\u3059\u3044\u5834\u9762\u304c\u3042\u308a\u307e\u3059\u3002\u30ed\u30b0\u51fa\u529b\u3082\u975e\u540c\u671f\u5316\u3055\u308c\u3084\u3059\u304f\u3001\u969c\u5bb3\u6642\u306b\u6642\u523b\u6574\u5408\u304c\u5d29\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u91cd\u8981\u30ed\u30b0\u306f\u540c\u671f\u30fb\u9806\u5e8f\u30fb\u6642\u523b\u306e\u57fa\u6e96\uff08\u5358\u8abf\u5897\u52a0\u6642\u523b\u306e\u6271\u3044\u7b49\uff09\u3092\u610f\u8b58\u3059\u308b\u3068\u3001\u5f8c\u304b\u3089\u306e\u8a3c\u8de1\u304c\u4f5c\u308a\u3084\u3059\u3044\u3067\u3059\u3002<\/p> <hr> <h3>Java \/ Kotlin\uff08JVM\uff09<\/h3> <p>JVM\u306eGC\u3084JIT\u6700\u9069\u5316\u306b\u3088\u308a\u3001\u969c\u5bb3\u6642\u306e\u8ca0\u8377\u5909\u52d5\u304c\u5927\u304d\u304f\u898b\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u4f8b\u5916\u304c\u63e1\u308a\u3064\u3076\u3055\u308c\u308b\u8a2d\u8a08\u3084\u3001\u30ea\u30c8\u30e9\u30a4\u304c\u904e\u5270\u306a\u8a2d\u8a08\u306f\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u4e0d\u5b89\u5b9a\u6642\u306b\u60aa\u5316\u8981\u56e0\u306b\u306a\u308a\u5f97\u307e\u3059\u3002\u6c38\u7d9a\u5316\u5c64\uff08DB\u3001\u30ad\u30e5\u30fc\u3001FS\uff09\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5883\u754c\u3068\u3001\u518d\u8a66\u884c\u30dd\u30ea\u30b7\u30fc\u306e\u6574\u5408\u304c\u91cd\u8981\u3067\u3059\u3002<\/p> <hr> <h3>C# \/ .NET<\/h3> <p>\u975e\u540c\u671fI\/O\u304c\u4e00\u822c\u7684\u3067\u3001\u4f8b\u5916\u304c\u96c6\u7d04\u3055\u308c\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u304c\u305a\u308c\u308b\u3068\u3001\u969c\u5bb3\u306e\u201c\u767a\u751f\u6642\u523b\u201d\u304c\u898b\u3048\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002\u30ed\u30b0\u3068\u30e1\u30c8\u30ea\u30af\u30b9\u306e\u76f8\u95a2\uff08\u540c\u3058\u76f8\u95a2ID\u3001\u540c\u3058\u6642\u523b\u57fa\u6e96\uff09\u3092\u6574\u3048\u3066\u304a\u304f\u3068\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u5074\u306e\u4e8b\u8c61\u3068\u7a81\u304d\u5408\u308f\u305b\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>Python<\/h3> <p>\u904b\u7528\u30c4\u30fc\u30eb\u3084ETL\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u5468\u8fba\u3067\u4f7f\u308f\u308c\u3084\u3059\u304f\u3001\u969c\u5bb3\u5c40\u9762\u3067\u306f\u300c\u30b9\u30af\u30ea\u30d7\u30c8\u304c\u4fbf\u5229\u3060\u304b\u3089\u300d\u3068\u5909\u66f4\u304c\u5897\u3048\u304c\u3061\u3067\u3059\u3002\u6587\u5b57\u30b3\u30fc\u30c9\u51e6\u7406\u3084\u30d0\u30a4\u30ca\u30ea\u51e6\u7406\u306e\u6df7\u5728\u3067\u3001\u5fa9\u65e7\u30c7\u30fc\u30bf\u306e\u691c\u8a3c\uff08\u30cf\u30c3\u30b7\u30e5\u6bd4\u8f03\u7b49\uff09\u304c\u66d6\u6627\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u5fa9\u65e7\u5c40\u9762\u3067\u306f\u3001\u8aad\u307f\u53d6\u308a\u4e2d\u5fc3\u30fb\u5909\u66f4\u6700\u5c0f\u306e\u59ff\u52e2\u3068\u3001\u691c\u8a3c\u7528\u306e\u30cf\u30c3\u30b7\u30e5\/\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u306e\u7d71\u4e00\u304c\u6709\u52b9\u3067\u3059\u3002<\/p> <hr> <h3>JavaScript \/ TypeScript\uff08Node.js\uff09<\/h3> <p>\u30a4\u30d9\u30f3\u30c8\u30eb\u30fc\u30d7\u306e\u8a70\u307e\u308a\u3084\u30d0\u30c3\u30af\u30d7\u30ec\u30c3\u30b7\u30e3\u4e0d\u8db3\u3067\u3001\u30ed\u30b0\u3084I\/O\u304c\u9045\u5ef6\u3057\u201c\u75c7\u72b6\u306e\u9806\u5e8f\u201d\u304c\u5d29\u308c\u3066\u898b\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30b9\u30c8\u30ec\u30fc\u30b8\u4e0d\u5b89\u5b9a\u6642\u306e\u30ea\u30c8\u30e9\u30a4\u304c\u540c\u6642\u591a\u767a\u3059\u308b\u3068\u3001\u72b6\u6cc1\u304c\u5897\u5e45\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30ea\u30c8\u30e9\u30a4\u306e\u4e0a\u9650\u3001\u6307\u6570\u30d0\u30c3\u30af\u30aa\u30d5\u3001\u540c\u6642\u5b9f\u884c\u6570\u5236\u5fa1\u3092\u4ed5\u69d8\u3068\u3057\u3066\u56fa\u5b9a\u3059\u308b\u3068\u3001\u53ce\u675f\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>PHP<\/h3> <p>Web\u5b9f\u88c5\u3067\u4f7f\u308f\u308c\u3084\u3059\u304f\u3001\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3084\u4e00\u6642\u30d5\u30a1\u30a4\u30eb\u306e\u6271\u3044\u3001\u6587\u5b57\u30b3\u30fc\u30c9\u306e\u6df7\u5728\u304c\u539f\u56e0\u3067\u3001\u5fa9\u65e7\u6642\u306e\u691c\u8a3c\u304c\u96e3\u3057\u304f\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30ed\u30b0\u304c\u5206\u6563\u3057\u3084\u3059\u3044\u305f\u3081\u3001\u91cd\u8981\u64cd\u4f5c\u306e\u76e3\u67fb\u30ed\u30b0\uff08\u8ab0\u304c\u4f55\u3092\u3044\u3064\uff09\u3092\u6b8b\u3059\u8a2d\u8a08\u304c\u3001\u5f8c\u304b\u3089\u306e\u8aac\u660e\u3067\u52b9\u304d\u307e\u3059\u3002<\/p> <hr> <h3>Ruby<\/h3> <p>\u4f8b\u5916\u51e6\u7406\u3084\u30b8\u30e7\u30d6\u30ad\u30e5\u30fc\u8a2d\u8a08\u6b21\u7b2c\u3067\u3001\u969c\u5bb3\u6642\u306b\u518d\u8a66\u884c\u304c\u9023\u9396\u3057\u3084\u3059\u3044\u3067\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3084\u540c\u671f\u51e6\u7406\u3092\u30b8\u30e7\u30d6\u5316\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u5931\u6557\u6642\u306e\u518d\u5b9f\u884c\u304c\u201c\u4e0a\u66f8\u304d\u201d\u306b\u306a\u3089\u306a\u3044\u8a2d\u8a08\uff08\u539f\u5b50\u7684\u66f4\u65b0\u3001\u4e16\u4ee3\u7ba1\u7406\uff09\u304c\u6574\u5408\u6027\u7dad\u6301\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p> <hr> <h3>Shell\uff08bash\u7b49\uff09<\/h3> <p>\u904b\u7528\u3067\u624b\u65e9\u304f\u56de\u305b\u308b\u53cd\u9762\u3001\u9014\u4e2d\u5931\u6557\u6642\u306e\u4e2d\u9014\u534a\u7aef\u306a\u72b6\u614b\u304c\u6b8b\u308a\u3084\u3059\u3044\u3067\u3059\u3002\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3084\u30d1\u30a4\u30d7\u3067\u30a8\u30e9\u30fc\u304c\u898b\u843d\u3068\u3055\u308c\u308b\u3001\u540c\u540d\u30d5\u30a1\u30a4\u30eb\u4e0a\u66f8\u304d\u3067\u623b\u308c\u306a\u304f\u306a\u308b\u3001\u3068\u3044\u3063\u305f\u843d\u3068\u3057\u7a74\u304c\u3042\u308a\u307e\u3059\u3002\u5fa9\u65e7\u5c40\u9762\u3067\u306f\u3001\u8aad\u307f\u53d6\u308a\u4e2d\u5fc3\u3001\u4e16\u4ee3\u3092\u5206\u3051\u308b\u3001\u30ed\u30b0\u3068\u7d42\u4e86\u30b3\u30fc\u30c9\u3092\u78ba\u5b9f\u306b\u6b8b\u3059\u3001\u3068\u3044\u3063\u305f\u57fa\u672c\u304c\u5f37\u304f\u52b9\u304d\u307e\u3059\u3002<\/p> <hr> <h3>SQL\uff08DB\u5074\uff09<\/h3> <p>\u30d5\u30a1\u30a4\u30eb\u6574\u5408\u6027\u3088\u308a\u3082\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u6574\u5408\u6027\u304c\u4e3b\u6226\u5834\u306b\u306a\u308a\u307e\u3059\u3002\u30b9\u30c8\u30ec\u30fc\u30b8\u4e0d\u5b89\u5b9a\u6642\u306e\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3084\u518d\u8a66\u884c\u304c\u3001\u4e8c\u91cd\u66f4\u65b0\u3084\u4e0d\u6574\u5408\u306e\u5f15\u304d\u91d1\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30a2\u30d7\u30ea\u5074\u306e\u518d\u8a66\u884c\u8a2d\u8a08\u3068DB\u5074\u306e\u4e00\u610f\u5236\u7d04\u30fb\u51aa\u7b49\u6027\u8a2d\u8a08\u304c\u63c3\u3046\u3068\u3001\u969c\u5bb3\u6642\u306e\u8aac\u660e\u304c\u901a\u308a\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <p>\u3053\u308c\u3089\u306f\u300c\u8a00\u8a9e\u306e\u554f\u984c\u300d\u3068\u3044\u3046\u3088\u308a\u3001\u969c\u5bb3\u6642\u306b\u201c\u3069\u3053\u3067\u78ba\u5b9a\u3057\u305f\u3068\u898b\u306a\u3059\u304b\u201d\u201c\u3069\u3053\u307e\u3067\u3092\u8a3c\u8de1\u3068\u3057\u3066\u6b8b\u3059\u304b\u201d\u306e\u8a2d\u8a08\u8ab2\u984c\u3067\u3059\u3002\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u672c\u756a\u30c7\u30fc\u30bf\u3001\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u3080\u307b\u3069\u3001\u4e00\u822c\u8ad6\u3067\u306f\u7dda\u5f15\u304d\u304c\u5272\u308c\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u5177\u4f53\u7684\u306a\u6848\u4ef6\u30fb\u5951\u7d04\u30fb\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u307e\u3067\u542b\u3081\u3066\u60a9\u3093\u3060\u3068\u304d\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u691c\u8a0e\u3059\u308b\u3068\u3001\u88ab\u5bb3\u6700\u5c0f\u5316\u3068\u8aac\u660e\u8cac\u4efb\u3092\u4e21\u7acb\u3055\u305b\u305f\u8edf\u7740\u9678\u30d7\u30e9\u30f3\u3092\u4f5c\u308a\u3084\u3059\u304f\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-b85dd67 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b85dd67\" 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-86d8791\" data-id=\"86d8791\" 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-56454ad elementor-widget elementor-widget-html\" data-id=\"56454ad\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<!DOCTYPE html> <html lang=\"ja\"> <head> <meta charset=\"UTF-8\"> <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: 5px 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; } .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 { border-bottom: 1px solid #2589d0; } .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: ''; } .box-011 { position: relative; width: 100%; margin-top: 1.9em; margin-bottom: 50px; padding: 1em 1.5em; border: 2px solid #adadad; border-radius: 3px; box-sizing: border-box; } .box-011 span { position: absolute; top: -1.9em; left: -2px; padding: .2em .8em; border-radius: 5px 5px 0 0; background-color: #adadad; color: #fff; } .box-011 p { margin: 0; color: #333; } <\/style> <\/head> <body> <!-- \u89e3\u6c7a\u3067\u304d\u308b\u3053\u3068\u30fb\u60f3\u5b9a\u8ab2\u984c --> <div class=\"box-011\"> <span>\u89e3\u6c7a\u3067\u304d\u308b\u3053\u3068\u30fb\u60f3\u5b9a\u8ab2\u984c<\/span> <p>1. ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306b\u3088\u308b\u30c7\u30fc\u30bf\u7834\u640d\u30ea\u30b9\u30af\u3092\u6700\u5c0f\u5316\u3059\u308b\u5177\u4f53\u7684\u306a\u5fa9\u65e7\u624b\u9806\u306e\u7406\u89e3\u3002<\/p> <p>2. \u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd\u306e\u5909\u5316\u3092\u8e0f\u307e\u3048\u305f\u30b3\u30b9\u30c8\u8a66\u7b97\u3068BCP\u8a2d\u8a08\u306e\u65b9\u5411\u6027\u3092\u628a\u63e1\u3002<\/p> <p>3. \u6280\u8853\u62c5\u5f53\u8005\u304c\u793e\u5185\u3067\u5408\u610f\u5f62\u6210\u3057\u3084\u3059\u3044\u8aac\u660e\u30dd\u30a4\u30f3\u30c8\u3068\u4eba\u6750\u80b2\u6210\u6226\u7565\u306e\u7b56\u5b9a\u3002<\/p> <\/div> <!-- \u76ee\u6b21 --> <div class=\"toc-001\"> <div><strong>\u76ee\u6b21<\/strong><\/div> <ol> <li><a href=\"#chapter1\">ECC\u30e1\u30e2\u30ea\u3068\u306f\u4f55\u304b\u2015\u2015\u57fa\u790e\u77e5\u8b58\u3068\u4ed5\u7d44\u307f<\/a><\/li> <li><a href=\"#chapter2\">NAS\u306b\u304a\u3051\u308bECC\u6545\u969c\u306e\u767a\u751f\u539f\u56e0\u3068\u691c\u77e5\u65b9\u6cd5<\/a><\/li> <li><a href=\"#chapter3\">\u969c\u5bb3\u767a\u751f\u6642\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3068\u5fa9\u65e7\u30d5\u30ed\u30fc<\/a><\/li> <li><a href=\"#chapter4\">\u6cd5\u5f8b\u30fb\u653f\u5e9c\u65b9\u91dd\u3068\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306e\u8996\u70b9<\/a><\/li> <li><a href=\"#chapter5\">\u904b\u7528\u30b3\u30b9\u30c8\u3068\u4eca\u5f8c2\u5e74\u9593\u306e\u6cd5\u4ee4\u30fb\u793e\u4f1a\u60c5\u52e2\u306e\u5909\u5316\u4e88\u6e2c<\/a><\/li> <li><a href=\"#chapter6\">BCP\uff08\u4e8b\u696d\u7d99\u7d9a\u8a08\u753b\uff09\u306e\u8a2d\u8a08\u3068\u904b\u7528<\/a><\/li> <li><a href=\"#chapter7\">\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u6642\u306e\u8003\u616e\u4e8b\u9805<\/a><\/li> <li><a href=\"#chapter8\">\u4eba\u6750\u80b2\u6210\u30fb\u4eba\u6750\u52df\u96c6\u3068\u5fc5\u8981\u306a\u8cc7\u683c<\/a><\/li> <li><a href=\"#chapter9\">\u904b\u7528\u3068\u70b9\u691c\u306e\u5b9f\u8df5<\/a><\/li> <li><a href=\"#chapter10\">\u95a2\u4fc2\u8005\u3068\u5916\u90e8\u5c02\u9580\u5bb6\u3078\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3<\/a><\/li> <li><a href=\"#chapter11\">\u4e88\u7b97\u7372\u5f97\u30fb\u6295\u8cc7\u5bfe\u52b9\u679c\uff08ROI\uff09\u306e\u7b97\u51fa<\/a><\/li> <li><a href=\"#chapter12\">\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9\u30fb\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9\u30de\u30c8\u30ea\u30af\u30b9<\/a><\/li> <\/ol> <\/div> <!-- \u304a\u5ba2\u69d8\u306e\u58f0\u30ea\u30f3\u30af --> <div style=\"margin-bottom:50pt;\"> <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> <!-- Chapter1 --> <a id=\"chapter1\"><\/a>  <h2 class=\"heading-23\" style=\"margin-top:50pt;\">ECC\u30e1\u30e2\u30ea\u3068\u306f\u4f55\u304b\u2015\u2015\u57fa\u790e\u77e5\u8b58\u3068\u4ed5\u7d44\u307f<\/h2> <p>\u672c\u7ae0\u3067\u306f\u3001ECC\uff08Error\u2010Correcting Code\uff09\u30e1\u30e2\u30ea\u306e\u57fa\u672c\u7684\u306a\u6280\u8853\u80cc\u666f\u3068\u3001\u305d\u306e\u5fc5\u8981\u6027\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002\u7279\u306bNAS\u306b\u642d\u8f09\u3055\u308c\u308b\u7406\u7531\u3084\u3001\u4e00\u822c\u7684\u306a\u30e1\u30e2\u30ea\u3068\u4f55\u304c\u7570\u306a\u308b\u306e\u304b\u3092\u62bc\u3055\u3048\u308b\u3053\u3068\u3067\u3001\u7d4c\u55b6\u5c64\u3078\u300c\u306a\u305cECC\u304c\u4e0d\u53ef\u6b20\u304b\u300d\u3092\u660e\u78ba\u306b\u8aac\u660e\u3067\u304d\u308b\u571f\u53f0\u3092\u69cb\u7bc9\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>ECC\u30e1\u30e2\u30ea\u306e\u8a95\u751f\u3068\u4ed5\u7d44\u307f<\/span><\/h3> <p>ECC\u30e1\u30e2\u30ea\u306f\u3001\u30e1\u30e2\u30ea\u5185\u3067\u767a\u751f\u3059\u308b\u30d3\u30c3\u30c8\u53cd\u8ee2\uff081\u30d3\u30c3\u30c8\u8aa4\u308a\u306a\u3069\uff09\u3092\u691c\u51fa\u30fb\u8a02\u6b63\u3059\u308b\u6280\u8853\u3092\u642d\u8f09\u3057\u305fRAM\uff08Random Access Memory\uff09\u3067\u3059\u3002\u901a\u5e38\u306eDRAM\u306f\u30d3\u30c3\u30c8\u304c\uff11\u3064\u3067\u3082\u53cd\u8ee2\u3059\u308b\u3068\u30c7\u30fc\u30bf\u304c\u304a\u304b\u3057\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u304c\u3001ECC\u30e1\u30e2\u30ea\u3067\u306f\u300c\u30d1\u30ea\u30c6\u30a3\u30d3\u30c3\u30c8\u300d\u300c\u30b3\u30fc\u30c9\u30ef\u30fc\u30c9\u300d\u3092\u7528\u3044\u3066\u8aa4\u308a\u691c\u51fa\u30fb\u8a02\u6b63\u3092\u884c\u3044\u307e\u3059\u3002<br> \u5177\u4f53\u7684\u306b\u306f\u300164\u30d3\u30c3\u30c8\u00d78\u30d3\u30c3\u30c8\uff1d512\u30d3\u30c3\u30c8\u306e\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u30018\u30d3\u30c3\u30c8\u7a0b\u5ea6\u306eECC\u7528\u30d3\u30c3\u30c8\u3092\u8ffd\u52a0\u3057\u3001\u5408\u8a0872\u30d3\u30c3\u30c8\u3067\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u3067\u3001<strong>1\u30d3\u30c3\u30c8\u306e\u8aa4\u308a\u306f\u81ea\u52d5\u4fee\u6b63<\/strong>\u3001<strong>2\u30d3\u30c3\u30c8\u8aa4\u308a\u306f\u691c\u51fa<\/strong>\u3057\u3066\u30a2\u30e9\u30fc\u30c8\u3092\u4e0a\u3052\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>NAS\u306b\u304a\u3051\u308bECC\u642d\u8f09\u306e\u610f\u7fa9<\/span><\/h3> <p>NAS\u30b5\u30fc\u30d0\u30fc\u306f\u9577\u6642\u9593\u7a3c\u50cd\u304c\u524d\u63d0\u3068\u306a\u308b\u305f\u3081\u3001\u30e1\u30e2\u30ea\u52a3\u5316\u3084\u653e\u5c04\u7dda\u306a\u3069\u306e\u5f71\u97ff\u3067\u30d3\u30c3\u30c8\u53cd\u8ee2\u304c\u8d77\u3053\u308a\u3084\u3059\u3044\u74b0\u5883\u3067\u3059\u3002\u7279\u306bRAID\u69cb\u6210\u3092\u5229\u7528\u3057\u305f\u30c7\u30fc\u30bf\u5197\u9577\u5316\u3092\u884c\u3063\u3066\u3044\u3066\u3082\u3001\u30e1\u30e2\u30ea\u5185\u3067\u8aa4\u3063\u305f\u30c7\u30fc\u30bf\u304cRAID\u306b\u53cd\u6620\u3055\u308c\u3066\u3057\u307e\u3046\u3068\u3001\u8907\u6570\u30c7\u30a3\u30b9\u30af\u306b\u4e0d\u6574\u5408\u3092\u5f15\u304d\u8d77\u3053\u3059\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002<strong>ECC\u30e1\u30e2\u30ea\u306f\u3053\u3046\u3057\u305f\u30ea\u30b9\u30af\u3092\u5927\u5e45\u306b\u4f4e\u6e1b<\/strong>\u3057\u3001NAS\u5168\u4f53\u306e\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>Correctable Error \u3068 Uncorrectable Error<\/span><\/h3> <p>ECC\u30e1\u30e2\u30ea\u3067\u306f\u767a\u751f\u3057\u305f\u8aa4\u308a\u306b\u5fdc\u3058\u3066\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306a\u30b9\u30c6\u30fc\u30bf\u30b9\u304c\u5831\u544a\u3055\u308c\u307e\u3059\u3002 <ul> <li><strong>Correctable Error<\/strong>\uff1a1\u30d3\u30c3\u30c8\u8aa4\u308a\u3092\u8a02\u6b63\u3057\u3001\u305d\u306e\u307e\u307e\u7d99\u7d9a\u7a3c\u50cd\u304c\u53ef\u80fd\u3002\u30ed\u30b0\u306b\u8a18\u9332\u3055\u308c\u3001\u7ba1\u7406\u8005\u3078\u901a\u77e5\u3059\u308b\u904b\u7528\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/li> <li><strong>Uncorrectable Error<\/strong>\uff1a2\u30d3\u30c3\u30c8\u4ee5\u4e0a\u306e\u8aa4\u308a\u304c\u691c\u51fa\u3055\u308c\u3066\u304a\u308a\u3001\u81ea\u52d5\u8a02\u6b63\u304c\u4e0d\u53ef\u80fd\u3002\u5373\u6642\u518d\u8d77\u52d5\u3084\u4ea4\u63db\u4f5c\u696d\u304c\u5fc5\u8981\u3067\u3042\u308a\u3001\u653e\u7f6e\u3059\u308b\u3068\u30c7\u30fc\u30bf\u7834\u640d\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/li> <\/ul> \u76e3\u8996\u904b\u7528\u3092\u884c\u3046\u969b\u306f\u3001\u201cCorrectable Error\u306e\u7d2f\u7a4d\u56de\u6570\u201d\u3092\u95be\u5024\u3068\u3057\u3066\u30a2\u30e9\u30fc\u30c8\u3092\u4e0a\u3052\u3001<strong>\u4e8b\u524d\u306b\u30e1\u30e2\u30ea\u4ea4\u63db\u3092\u884c\u3046<\/strong>\u3053\u3068\u3067\u3001Uncorrectable Error\u767a\u751f\u524d\u306b\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u5c0e\u5165\u30e1\u30ea\u30c3\u30c8\u3068\u7d4c\u55b6\u5c64\u3078\u306e\u8aac\u660e\u30dd\u30a4\u30f3\u30c8<\/span><\/h3> <p>ECC\u30e1\u30e2\u30ea\u642d\u8f09\u6a5f\u5668\u306f\u901a\u5e38\u6a5f\u5668\u3068\u6bd4\u8f03\u3057\u3066<span style=\"text-decoration: underline;\">\u6570%\u7a0b\u5ea6\u306e\u30b3\u30b9\u30c8\u30a2\u30c3\u30d7<\/span>\u3068\u306a\u308a\u307e\u3059\u304c\u3001<strong>\u30d3\u30b8\u30cd\u30b9\u5f71\u97ff\uff08\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u30fb\u30c7\u30fc\u30bf\u6d88\u5931\u30ea\u30b9\u30af\uff09\u3092\u6570\u5343\u4e07\u5186\u5358\u4f4d\u3067\u56de\u907f\u53ef\u80fd<\/strong>\u3067\u3059\u3002\u7d4c\u55b6\u5c64\u306b\u8aac\u660e\u3059\u308b\u969b\u306f\u4e0b\u8a18\u3092\u62bc\u3055\u3048\u3066\u304a\u304f\u3068\u52b9\u679c\u7684\u3067\u3059\u3002 <ul> <li>\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u304cRAID\u306b\u6ce2\u53ca\u3059\u308b\u3068\u3001\u8907\u6570\u30c7\u30a3\u30b9\u30af\u306e\u518d\u69cb\u7bc9\u304c\u5fc5\u8981\u306b\u306a\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u505c\u6b62\u6642\u9593\u304c\u9577\u671f\u5316\u3059\u308b<\/li> <li>\u30c0\u30a6\u30f3\u30bf\u30a4\u30e01\u6642\u9593\u3042\u305f\u308a\u306e\u640d\u5931\u91d1\u984d\u3068\u3001ECC\u30e1\u30e2\u30ea\u5c0e\u5165\u30b3\u30b9\u30c8\u306e\u6bd4\u8f03\u3067\u6295\u8cc7\u5224\u65ad\u304c\u3057\u3084\u3059\u3044<\/li> <li>\u9577\u671f\u904b\u7528\u6642\u306e\u6545\u969c\u30ea\u30b9\u30af\u3092\u6291\u5236\u3059\u308b\u3053\u3068\u3067\u3001\u30b5\u30dd\u30fc\u30c8\u5951\u7d04\u8cbb\u7528\u3084\u4ea4\u63db\u56de\u6570\u3092\u524a\u6e1b\u3067\u304d\u308b<\/li> <\/ul><\/p> <table> <caption>\u5c0e\u5165\u6bd4\u8f03\u8868<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u9805\u76ee<\/th><th>\u901a\u5e38DRAM<\/th><th>ECC\u30e1\u30e2\u30ea<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u30d3\u30c3\u30c8\u30a8\u30e9\u30fc\u691c\u51fa<\/td><td>\u2715<\/td><td>\u25cb<\/td> <\/tr> <tr> <td>\u81ea\u52d5\u8a02\u6b63\u6a5f\u80fd<\/td><td>\u2715<\/td><td>\u25cb (1\u30d3\u30c3\u30c8\u8aa4\u308a)<\/td> <\/tr> <tr> <td>\u6a5f\u5668\u30b3\u30b9\u30c8<\/td><td>\u57fa\u6e96\u4fa1\u683c<\/td><td>\u57fa\u6e96\u4fa1\u683c\uff0b\u6570\uff05<\/td> <\/tr> <tr> <td>\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u30ea\u30b9\u30af<\/td><td>\u9ad8<\/td><td>\u4f4e<\/td> <\/tr> <\/tbody> <\/table> <p style=\"font-size:0.9em; color:#666;\">* \u8868\u306e\u6570\u5024\u306f\u6982\u5ff5\u4f8b\u3067\u3059\u3002\u5b9f\u904b\u7528\u6642\u306f\u898b\u7a4d\u3082\u308a\u3092\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060411440012301\" alt=\"ALT: ECC\u30e1\u30e2\u30ea\u306e\u57fa\u790e\u304b\u3089\u5c0e\u5165\u30e1\u30ea\u30c3\u30c8\u307e\u3067\u306e\u30d5\u30ed\u30fc\u56f3\" 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';\">  <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-top:20px; margin-bottom:20px;\"> \u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u672c\u7ae0\u306e\u5185\u5bb9\u3092\u4e0a\u53f8\u3084\u540c\u50da\u3078\u5171\u6709\u3059\u308b\u969b\u306f\u300cECC\u30e1\u30e2\u30ea\u306e\u4ed5\u7d44\u307f\u3084\u30d3\u30b8\u30cd\u30b9\u30ea\u30b9\u30af\u306e\u6bd4\u8f03\u3092\u7c21\u6f54\u306b\u8aac\u660e\u3059\u308b\u3053\u3068\u300d\u304c\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002\u7279\u306bCorrectable Error\u3068Uncorrectable Error\u306e\u9055\u3044\u3092\u8aa4\u89e3\u3057\u306a\u3044\u3088\u3046\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <!-- Perspective --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-bottom:20px;\"> <Perspective><br> \u6280\u8853\u62c5\u5f53\u8005\u3068\u3057\u3066\u306f\u3001ECC\u30a8\u30e9\u30fc\u901a\u77e5\u3092\u898b\u9003\u3055\u305a\u3001\u5b9a\u671f\u7684\u306b\u30a8\u30e9\u30fc\u30ed\u30b0\u3092\u78ba\u8a8d\u3059\u308b\u7fd2\u6163\u3092\u3064\u3051\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u5c02\u9580\u7528\u8a9e\u3092\u7c21\u5358\u306b\u8aac\u660e\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u300c1\u30d3\u30c3\u30c8\u8aa4\u308a\u306f\u81ea\u52d5\u8a02\u6b63\u30012\u30d3\u30c3\u30c8\u4ee5\u4e0a\u306f\u8981\u4ea4\u63db\u300d\u3068\u899a\u3048\u3066\u304a\u304f\u3068\u8aa4\u89e3\u304c\u751f\u3058\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002 <\/div> <br><br>  <!-- Chapter2 --> <a id=\"chapter2\"><\/a>  <h2 class=\"heading-23\" style=\"margin-top:50pt;\">NAS\u306b\u304a\u3051\u308bECC\u6545\u969c\u306e\u767a\u751f\u539f\u56e0\u3068\u691c\u77e5\u65b9\u6cd5<\/h2> <p>\u672c\u7ae0\u3067\u306f\u3001NAS\u904b\u7528\u4e2d\u306b\u767a\u751f\u3059\u308bECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306e\u5177\u4f53\u7684\u306a\u8981\u56e0\u3068\u3001\u3069\u306e\u3088\u3046\u306b\u691c\u77e5\u30fb\u76e3\u8996\u3059\u3079\u304d\u304b\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u304c\u4e0a\u9577\u3078\u300c\u306a\u305c\u65e9\u671f\u691c\u77e5\u304c\u91cd\u8981\u304b\u300d\u3092\u8aac\u660e\u3059\u308b\u305f\u3081\u306e\u8ad6\u62e0\u3092\u793a\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u767a\u751f\u306e\u4e3b\u306a\u8981\u56e0<\/span><\/h3> <p>ECC\u30e1\u30e2\u30ea\u3067\u30d3\u30c3\u30c8\u8aa4\u308a\u304c\u767a\u751f\u3059\u308b\u4e3b\u306a\u8981\u56e0\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002 <ul> <li><strong>\u653e\u5c04\u7dda\u3084\u5b87\u5b99\u7dda\u306e\u5f71\u97ff<\/strong>\uff1a\u30b5\u30fc\u30d0\u30fc\u30e9\u30c3\u30af\u306e\u9ad8\u4f4d\u7f6e\u3084\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u5468\u8fba\u306e\u7167\u660e\u306a\u3069\u304b\u3089\u5fae\u91cf\u306e\u653e\u5c04\u7dda\u304c\u30e1\u30e2\u30ea\u30bb\u30eb\u306b\u5f71\u97ff\u3057\u3001\u30d3\u30c3\u30c8\u53cd\u8ee2\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7c73\u56fd\u56fd\u7acb\u6a19\u6e96\u6280\u8853\u7814\u7a76\u6240\u300eNIST SP 800-53\u300f2020\u5e74]<\/li> <li><strong>\u71b1\u30b9\u30c8\u30ec\u30b9\u304a\u3088\u3073\u6e29\u5ea6\u4e0a\u6607<\/strong>\uff1a\u9ad8\u6e29\u74b0\u5883\u3067\u7a3c\u50cd\u3057\u7d9a\u3051\u308b\u3068\u3001\u30e1\u30e2\u30ea\u30bb\u30eb\u306e\u7269\u7406\u52a3\u5316\u304c\u9032\u884c\u3057\u3001ECC\u30a8\u30e9\u30fc\u304c\u5897\u52a0\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u904b\u7528\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2022\u5e74]<\/li> <li><strong>\u96fb\u6e90\u30ce\u30a4\u30ba\u3084\u4e0d\u5b89\u5b9a\u306a\u96fb\u5727<\/strong>\uff1a\u4f9b\u7d66\u96fb\u5727\u304c\u6025\u5909\u3059\u308b\u3068\u3001DRAM\u5185\u90e8\u306e\u30bb\u30eb\u8aad\u307f\u66f8\u304d\u306b\u8aa4\u308a\u304c\u767a\u751f\u3057\u3084\u3059\u304f\u306a\u308a\u3001ECC\u30a8\u30e9\u30fc\u304c\u5831\u544a\u3055\u308c\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2021\u5e74]<\/li> <li><strong>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u5bff\u547d\u306b\u3088\u308b\u52a3\u5316<\/strong>\uff1a\u30e1\u30e2\u30ea\u30e2\u30b8\u30e5\u30fc\u30eb\u81ea\u4f53\u304c\u6469\u8017\u3057\u3001\u6642\u9593\u7d4c\u904e\u3068\u3068\u3082\u306b\u30a8\u30e9\u30fc\u7387\u304c\u4e0a\u6607\u3057\u307e\u3059\u3002\u901a\u5e38\u3001\u540c\u4e00\u30e1\u30e2\u30ea\u30e2\u30b8\u30e5\u30fc\u30eb\u306f3\uff5e5\u5e74\u3067\u4ea4\u63db\u6642\u671f\u3092\u691c\u8a0e\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u59d4\u54e1\u4f1a\u300eIT\u904b\u7528\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u300f2021\u5e74]<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>NAS\u3067\u306eECC\u30a8\u30e9\u30fc\u691c\u77e5\u65b9\u6cd5<\/span><\/h3> <p>NAS\u306b\u304a\u3051\u308bECC\u30a8\u30e9\u30fc\u3092\u691c\u77e5\u3059\u308b\u306b\u306f\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u304a\u3088\u3073\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u4e21\u9762\u304b\u3089\u306e\u76e3\u8996\u304c\u5fc5\u8981\u3067\u3059\u3002 <ul> <li><strong>BIOS\/UEFI \u30ed\u30b0<\/strong>\uff1a\u591a\u304f\u306eNAS\u6a5f\u5668\u306f\u8d77\u52d5\u6642\u306bECC\u30a8\u30e9\u30fc\u3092\u691c\u51fa\u3057\u3001BIOS\u30ed\u30b0\u3084IPMI\uff08Intelligent Platform Management Interface\uff09\u3067\u30a8\u30e9\u30fc\u60c5\u5831\u3092\u8a18\u9332\u3057\u307e\u3059\u3002\u7ba1\u7406\u8005\u306f\u5b9a\u671f\u7684\u306b\u3053\u308c\u3089\u306e\u30ed\u30b0\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2021\u5e74]<\/li> <li><strong>SNMP\u76e3\u8996<\/strong>\uff1aNAS\u6a5f\u5668\u304c\u63d0\u4f9b\u3059\u308bMIB\uff08Management Information Base\uff09\u306bECC\u30a8\u30e9\u30fc\u30ab\u30a6\u30f3\u30bf\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u3001SNMP\u30c8\u30e9\u30c3\u30d7\u3092\u8a2d\u5b9a\u3057\u3001\u81ea\u52d5\u7684\u306b\u95be\u5024\u3092\u8d85\u3048\u305f\u6bb5\u968e\u3067\u7ba1\u7406\u8005\u3078\u901a\u77e5\u3067\u304d\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d4c\u55b6\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2022\u5e74]<\/li> <li><strong>\u5c02\u7528\u76e3\u8996\u30c4\u30fc\u30eb<\/strong>\uff1aNAS\u30d9\u30f3\u30c0\u30fc\u304c\u63d0\u4f9b\u3059\u308b\u7ba1\u7406\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\uff08\u4f8b\uff1aSYNOLOGY\u306eDSM\u3001QNAP\u306eQES\u306a\u3069\uff09\u306b\u306fECC\u30a8\u30e9\u30fc\u3092\u53ef\u8996\u5316\u3059\u308b\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u304c\u642d\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u3092\u7528\u3044\u3066\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u76e3\u8996\u3092\u884c\u3044\u307e\u3059\u3002[\u51fa\u5178\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u59d4\u54e1\u4f1a\u300eIT\u904b\u7528\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u300f2021\u5e74]<\/li> <li><strong>OS\u30ec\u30d9\u30eb\u306e\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0<\/strong>\uff1aLinux\u30d9\u30fc\u30b9\u306eNAS\u3067\u306f\u3001dmesg\u30b3\u30de\u30f3\u30c9\u3067ECC\u306b\u95a2\u3059\u308b\u30ab\u30fc\u30cd\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8\uff08Correctable Error\u30a4\u30d9\u30f3\u30c8\uff09\u3092\u76e3\u8996\u3057\u3001syslog\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2021\u5e74]<\/li> <\/ul><\/p> <table> <caption>ECC\u30a8\u30e9\u30fc\u691c\u77e5\u624b\u6cd5\u6bd4\u8f03<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u691c\u77e5\u65b9\u6cd5<\/th><th>\u8a2d\u7f6e\u5834\u6240<\/th><th>\u30e1\u30ea\u30c3\u30c8<\/th><th>\u30c7\u30e1\u30ea\u30c3\u30c8<\/th> <\/tr> <\/thead> <tbody> <tr> <td>BIOS\/UEFI\u30ed\u30b0<\/td><td>NAS\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2<br>\u8d77\u52d5\u6642<\/td><td>\u521d\u671f\u6bb5\u968e\u3067\u81ea\u52d5\u691c\u77e5\u53ef\u80fd<br>\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u4f9d\u5b58<\/td><td>\u4e8b\u524d\u8a2d\u5b9a\u304c\u5fc5\u8981<br>\u30ed\u30b0\u4fdd\u7ba1\u304c\u7169\u96d1<\/td> <\/tr> <tr> <td>SNMP\u76e3\u8996<\/td><td>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64<\/td><td>\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u901a\u77e5<br>\u4ed6\u306e\u969c\u5bb3\u3068\u9023\u643a\u5bb9\u6613<\/td><td>MIB\u8a2d\u5b9a\u304c\u8907\u96d1<br>\u8a8d\u8a3c\u8a2d\u5b9a\u3092\u9069\u5207\u306b\u884c\u3046\u5fc5\u8981<\/td> <\/tr> <tr> <td>\u5c02\u7528\u76e3\u8996\u30c4\u30fc\u30eb<\/td><td>NAS\u30d9\u30f3\u30c0\u30fc\u7ba1\u7406\u30bd\u30d5\u30c8<\/td><td>\u53ef\u8996\u5316\u304c\u5bb9\u6613<br>\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u3067\u4e00\u5143\u7ba1\u7406<\/td><td>\u30d9\u30f3\u30c0\u30fc\u4f9d\u5b58<br>\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308b\u5834\u5408\u3042\u308a<\/td> <\/tr> <tr> <td>OS\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0<\/td><td>NAS\u5185OS<\/td><td>\u7d30\u304b\u306a\u30a8\u30e9\u30fc\u3092\u628a\u63e1<br>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u3067\u5b9f\u88c5\u53ef\u80fd<\/td><td>\u30ed\u30b0\u89e3\u6790\u304c\u5de5\u6570\u3092\u8981\u3059\u308b<br>\u5c02\u7528\u30c4\u30fc\u30eb\u9023\u643a\u304c\u624b\u52d5<\/td> <\/tr> <\/tbody> <\/table> <p style=\"font-size:0.9em; color:#666;\">* \u691c\u77e5\u65b9\u6cd5\u306f\u7d44\u307f\u5408\u308f\u305b\u3066\u904b\u7528\u3059\u308b\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u691c\u77e5\u904b\u7528\u6642\u306e\u5b9a\u671f\u70b9\u691c\u4f8b<\/span><\/h3> <p>\u5b9a\u671f\u70b9\u691c\u306e\u4f8b\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u904b\u7528\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002 <ul> <li><strong>\u9031\u6b21\u30c1\u30a7\u30c3\u30af<\/strong>\uff1admesg\u3084syslog\u3092\u7528\u3044\u3066Correctable Error\u767a\u751f\u4ef6\u6570\u3092\u78ba\u8a8d\u3057\u3001\u67081\u56de\u306e\u30ec\u30dd\u30fc\u30c8\u4f5c\u6210\u3092\u5b9f\u65bd\u3002[\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d4c\u55b6\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2022\u5e74]<\/li> <li><strong>\u6708\u6b21\u30ec\u30d3\u30e5\u30fc<\/strong>\uff1aBIOS\/UEFI\u30ed\u30b0\u3092\u307e\u3068\u3081\u3066\u78ba\u8a8d\u3057\u3001\u95be\u5024\uff08\u4f8b\uff1a\u9031\u306b50\u4ef6\u4ee5\u4e0a\u306eCorrectable Error\uff09\u3092\u8d85\u3048\u3066\u3044\u306a\u3044\u304b\u76e3\u8996\u3002[\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2021\u5e74]<\/li> <li><strong>\u56db\u534a\u671f\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9<\/strong>\uff1a\u5b9f\u969b\u306bECC\u30a8\u30e9\u30fc\u304c\u983b\u767a\u3057\u305f\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u52d5\u4f5c\u691c\u8a3c\u3084\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u30c6\u30b9\u30c8\u3092\u5b9f\u65bd\u3057\u3001\u30e1\u30e2\u30ea\u4ea4\u63db\u306e\u662f\u975e\u3092\u5224\u65ad\u3002[\u51fa\u5178\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u59d4\u54e1\u4f1a\u300eIT\u904b\u7528\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u300f2021\u5e74]<\/li> <\/ul><\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060411440012302\" alt=\"ALT: ECC\u30a8\u30e9\u30fc\u767a\u751f\u8981\u56e0\u3068\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';\">  <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-top:20px; margin-bottom:20px;\"> \u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u672c\u7ae0\u3067\u306f\u300cECC\u30a8\u30e9\u30fc\u306e\u4e3b\u306a\u8981\u56e0\u300d\u300c\u691c\u77e5\u65b9\u6cd5\u300d\u3092\u8aac\u660e\u3057\u307e\u3057\u305f\u3002\u4e0a\u9577\u3078\u306f\u300c\u653e\u5c04\u7dda\u3084\u71b1\u30b9\u30c8\u30ec\u30b9\u3067\u767a\u751f\u3059\u308b\u8aa4\u308a\u304c\u3042\u308b\u305f\u3081\u3001\u591a\u5c64\u7684\u306a\u76e3\u8996\u304c\u5fc5\u8981\u300d\u3068\u7c21\u6f54\u306b\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <!-- Perspective --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-bottom:20px;\"> <Perspective><br> \u6280\u8853\u62c5\u5f53\u8005\u3068\u3057\u3066\u306f\u3001\u9031\u6b21\u30fb\u6708\u6b21\u30fb\u56db\u534a\u671f\u3068\u5b9a\u671f\u7684\u306b\u30ed\u30b0\u3092\u78ba\u8a8d\u3059\u308b\u904b\u7528\u30eb\u30fc\u30c1\u30f3\u3092\u78ba\u7acb\u3057\u3001\u95be\u5024\u3092\u5171\u6709\u3057\u3066\u304a\u304f\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002Correctable Error\u304c\u5897\u52a0\u3057\u3066\u3044\u308b\u50be\u5411\u304c\u898b\u3089\u308c\u305f\u5834\u5408\u306f\u3001\u65e9\u3081\u306b\u30e1\u30e2\u30ea\u4ea4\u63db\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <br><br> <!-- Chapter3 --> <a id=\"chapter3\"><\/a>  <h2 class=\"heading-23\" style=\"margin-top:50pt;\">\u969c\u5bb3\u767a\u751f\u6642\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3068\u5fa9\u65e7\u30d5\u30ed\u30fc<\/h2> <p>\u672c\u7ae0\u3067\u306f\u3001NAS\u4e0a\u3067ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3001Uncorrectable Error\u3068\u306a\u3063\u305f\u5834\u5408\u306e\u5177\u4f53\u7684\u306a\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3068\u5fa9\u65e7\u30d5\u30ed\u30fc\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u904b\u7528\u73fe\u5834\u3067\u8ab0\u3082\u304c\u518d\u73fe\u3067\u304d\u308b\u624b\u9806\u3092\u793a\u3057\u3001\u8fc5\u901f\u306b\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3092\u56de\u5fa9\u3059\u308b\u65b9\u6cd5\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u521d\u52d5\u5bfe\u5fdc\uff1a\u5f71\u97ff\u7bc4\u56f2\u306e\u7279\u5b9a<\/span><\/h3> <p>\u969c\u5bb3\u767a\u751f\u76f4\u5f8c\u306f\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3067\u5f71\u97ff\u7bc4\u56f2\u3092\u8fc5\u901f\u306b\u7279\u5b9a\u3057\u307e\u3059\u3002 <ul> <li><strong>\u30ed\u30b0\u78ba\u8a8d<\/strong>\uff1a\u307e\u305a\u306fBIOS\/UEFI\u30ed\u30b0\u3068OS\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u3092\u78ba\u8a8d\u3057\u3001\u300cUncorrectable Error\u300d\u304c\u8d77\u304d\u305f\u6642\u523b\u3068\u30e1\u30e2\u30ea\u30b9\u30ed\u30c3\u30c8\u3092\u7279\u5b9a\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2021\u5e74]<\/li> <li><strong>RAID\u72b6\u6cc1\u78ba\u8a8d<\/strong>\uff1aRAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u7ba1\u7406\u753b\u9762\u3067\u3001\u540c\u671f\u4e2d\u306e\u30c7\u30a3\u30b9\u30af\u3084\u30ea\u30d3\u30eb\u30c9\u72b6\u614b\u3092\u78ba\u8a8d\u3057\u3001\u30c7\u30fc\u30bf\u640d\u5931\u306e\u6709\u7121\u3092\u628a\u63e1\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u59d4\u54e1\u4f1a\u300eIT\u904b\u7528\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u300f2021\u5e74]<\/li> <li><strong>\u5f71\u97ff\u7bc4\u56f2\u5224\u5b9a<\/strong>\uff1a\u5f53\u8a72\u30e1\u30e2\u30ea\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u642d\u8f09\u3055\u308c\u305f\u30d7\u30ed\u30bb\u30b9\u3084\u30b5\u30fc\u30d3\u30b9\u3092\u7279\u5b9a\u3057\u3001\u3069\u306e\u30dc\u30ea\u30e5\u30fc\u30e0\u30fb\u5171\u6709\u30d5\u30a9\u30eb\u30c0\u306b\u5f71\u97ff\u304c\u51fa\u305f\u304b\u3092\u4e00\u89a7\u5316\u3057\u307e\u3059\u3002<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>\u5fa9\u65e7\u30d5\u30ed\u30fc\u306e\u5168\u4f53\u50cf<\/span><\/h3> <p>\u4e0b\u56f3\u306f\u3001\u969c\u5bb3\u6642\u306e\u5168\u4f53\u7684\u306a\u5fa9\u65e7\u30d5\u30ed\u30fc\u3092\u793a\u3057\u305f\u3082\u306e\u3067\u3059\u3002\u3053\u308c\u306b\u6cbf\u3063\u3066\u4f5c\u696d\u3092\u9032\u3081\u307e\u3059\u3002<\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060411440012303\" alt=\"ALT: ECC\u969c\u5bb3\u6642\u306e\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';\">  <h3 class=\"heading-33\"><span>\u30b9\u30c6\u30c3\u30d71\uff1a\u30e1\u30e2\u30ea\u4ea4\u63db\u4f5c\u696d<\/span><\/h3> <p>Uncorrectable Error\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001\u5bfe\u8c61\u30e1\u30e2\u30ea\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4ea4\u63db\u3057\u307e\u3059\u3002 <ul> <li><strong>\u30db\u30c3\u30c8\u30b9\u30ef\u30c3\u30d7\u5bfe\u5fdc<\/strong>\uff1aNAS\u6a5f\u5668\u304c\u30e1\u30e2\u30ea\u30db\u30c3\u30c8\u30b9\u30ef\u30c3\u30d7\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u7a3c\u50cd\u4e2d\u306b\u4ea4\u63db\u53ef\u80fd\u3067\u3059\u3002\u4ea4\u63db\u524d\u306b\u5fc5\u305a\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u8981\u5426\u3092\u30de\u30cb\u30e5\u30a2\u30eb\u3067\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002[\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u904b\u7528\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2022\u5e74]<\/li> <li><strong>\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u5b9f\u65bd<\/strong>\uff1a\u30db\u30c3\u30c8\u30b9\u30ef\u30c3\u30d7\u975e\u5bfe\u5fdc\u6a5f\u7a2e\u3067\u306f\u3001\u5b89\u5168\u306e\u305f\u3081OS\u3092\u505c\u6b62\u3057\u3001\u96fb\u6e90\u3092\u5207\u3063\u305f\u72b6\u614b\u3067\u30e1\u30e2\u30ea\u30b9\u30ed\u30c3\u30c8\u3092\u4ea4\u63db\u3057\u307e\u3059\u3002<\/li> <li><strong>\u4ea4\u63db\u5f8c\u518d\u8d77\u52d5<\/strong>\uff1a\u65b0\u898fECC\u30e1\u30e2\u30ea\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u633f\u5165\u5f8c\u3001NAS\u3092\u518d\u8d77\u52d5\u3057\u3001BIOS\/UEFI\u3084IPMI\u3067\u30a8\u30e9\u30fc\u304c\u518d\u767a\u3057\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>\u30b9\u30c6\u30c3\u30d72\uff1aRAID\u30ea\u30d3\u30eb\u30c9\u3068\u30c7\u30fc\u30bf\u6574\u5408\u6027<\/span><\/h3> <p>\u30e1\u30e2\u30ea\u4ea4\u63db\u5f8c\u3001RAID\u306e\u30ea\u30d3\u30eb\u30c9\u4f5c\u696d\u3092\u884c\u3044\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3092\u56de\u5fa9\u3057\u307e\u3059\u3002 <ul> <li><strong>RAID\u30ea\u30d3\u30eb\u30c9\u958b\u59cb<\/strong>\uff1aRAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u7ba1\u7406\u753b\u9762\u3067\u81ea\u52d5\u30ea\u30d3\u30eb\u30c9\u3092\u958b\u59cb\u3002\u9032\u6357\u72b6\u6cc1\u3092\u30ed\u30b0\u3084\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u3067\u53ef\u8996\u5316\u3057\u307e\u3059\u3002<\/li> <li><strong>\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af<\/strong>\uff1a\u30ea\u30d3\u30eb\u30c9\u5b8c\u4e86\u5f8c\u3001fsck\u306a\u3069\u306e\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u7834\u640d\u304c\u306a\u3044\u304b\u691c\u8a3c\u3057\u307e\u3059\u3002<\/li> <li><strong>\u30ed\u30b0\u518d\u78ba\u8a8d<\/strong>\uff1a\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u7d42\u4e86\u5f8c\u3001OS\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u3068RAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u30ed\u30b0\u3092\u518d\u5ea6\u78ba\u8a8d\u3057\u3001\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>\u30b9\u30c6\u30c3\u30d73\uff1a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30ea\u30b9\u30c8\u30a2<\/span><\/h3> <p>\u4e07\u4e00\u3001RAID\u30ea\u30d3\u30eb\u30c9\u4e2d\u306b\u30c7\u30fc\u30bf\u640d\u5931\u304c\u5224\u660e\u3057\u305f\u5834\u5408\u306f\u3001\u6700\u65b0\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304b\u3089\u30ea\u30b9\u30c8\u30a2\u3092\u884c\u3044\u307e\u3059\u3002 <ul> <li><strong>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u9078\u5b9a<\/strong>\uff1a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u306b\u5f93\u3044\u3001\u6700\u3082\u65b0\u3057\u3044\u6b63\u5e38\u6642\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li> <li><strong>\u30ea\u30b9\u30c8\u30a2\u4f5c\u696d<\/strong>\uff1aNAS\u306b\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30e1\u30c7\u30a3\u30a2\u3092\u30de\u30a6\u30f3\u30c8\u307e\u305f\u306f\u5149\u5b66\u7684\u30ea\u30b9\u30c8\u30a2\u624b\u9806\u306b\u5f93\u3063\u3066\u5fa9\u5143\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/li> <li><strong>\u6574\u5408\u6027\u691c\u8a3c<\/strong>\uff1a\u5fa9\u5143\u5f8c\u3001\u30ea\u30d3\u30eb\u30c9\u6642\u3068\u540c\u69d8\u306b\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u3092\u5b9f\u65bd\u3057\u3001\u30c7\u30fc\u30bf\u306e\u4e00\u8cab\u6027\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>\u30b9\u30c6\u30c3\u30d74\uff1a\u52d5\u4f5c\u691c\u8a3c\u3068\u5b8c\u4e86\u5831\u544a<\/span><\/h3> <p>\u6700\u5f8c\u306b\u3001\u4ea4\u63db\u30fb\u30ea\u30d3\u30eb\u30c9\u30fb\u30ea\u30b9\u30c8\u30a2\u3059\u3079\u3066\u306e\u4f5c\u696d\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001\u4ee5\u4e0b\u3092\u5b9f\u65bd\u3057\u307e\u3059\u3002 <ul> <li><strong>\u30b5\u30fc\u30d3\u30b9\u7a3c\u50cd\u78ba\u8a8d<\/strong>\uff1a\u5171\u6709\u30d5\u30a9\u30eb\u30c0\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3084\u30c7\u30fc\u30bf\u66f8\u304d\u8fbc\u307f\u30fb\u8aad\u307f\u8fbc\u307f\u30c6\u30b9\u30c8\u3092\u5b9f\u65bd\u3057\u3001\u5168\u3066\u306e\u30b5\u30fc\u30d3\u30b9\u304c\u6b63\u5e38\u7a3c\u50cd\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3002<\/li> <li><strong>\u7a3c\u50cd\u30ed\u30b0\u691c\u8a3c<\/strong>\uff1a1\u65e5\u7a0b\u5ea6\u7a3c\u50cd\u3055\u305b\u3001\u30a8\u30e9\u30fc\u304c\u518d\u767a\u3057\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u30ed\u30b0\u3067\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li> <li><strong>\u5b8c\u4e86\u5831\u544a\u66f8\u4f5c\u6210<\/strong>\uff1a\u6280\u8853\u62c5\u5f53\u8005\u306f\u4f5c\u696d\u5185\u5bb9\u3068\u7d50\u679c\u3092\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5316\u3057\u3001\u7d4c\u55b6\u5c64\u3078\u5831\u544a\u3057\u307e\u3059\u3002<\/li> <\/ul><\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060411440012304\" alt=\"ALT: ECC\u969c\u5bb3\u6642\u306e\u30b9\u30c6\u30c3\u30d7\u5225\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';\">  <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-top:20px; margin-bottom:20px;\"> \u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u672c\u7ae0\u3067\u306f\u300c\u521d\u52d5\u5bfe\u5fdc\u304b\u3089\u5b8c\u4e86\u5831\u544a\u307e\u3067\u306e\u5fa9\u65e7\u624b\u9806\u300d\u3092\u8aac\u660e\u3057\u307e\u3057\u305f\u3002\u4e0a\u53f8\u306b\u5831\u544a\u3059\u308b\u969b\u306f\u300cUncorrectable Error\u767a\u751f\u6642\u306f\u5373\u5ea7\u306b\u30e1\u30e2\u30ea\u4ea4\u63db\u3092\u884c\u3044\u3001RAID\u30ea\u30d3\u30eb\u30c9\u3068\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u3067\u30c7\u30fc\u30bf\u3092\u78ba\u5b9f\u306b\u56de\u5fa9\u3059\u308b\u300d\u3053\u3068\u3092\u5f37\u8abf\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <!-- Perspective --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-bottom:20px;\"> <Perspective><br> \u6280\u8853\u62c5\u5f53\u8005\u3068\u3057\u3066\u306f\u3001\u4ea4\u63db\u4f5c\u696d\u5f8c\u3082\u30ed\u30b0\u3092\u7d99\u7d9a\u7684\u306b\u76e3\u8996\u3057\u3001Correctable Error\u304c\u5897\u3048\u3066\u3044\u306a\u3044\u304b\u3092\u6ce8\u610f\u6df1\u304f\u898b\u5b88\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u7279\u306bRAID\u30ea\u30d3\u30eb\u30c9\u4e2d\u306fI\/O\u8ca0\u8377\u304c\u9ad8\u307e\u308b\u305f\u3081\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u76e3\u8996\u3082\u4f75\u305b\u3066\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <br><br> <!-- Chapter4 --> <a id=\"chapter4\"><\/a>  <h2 class=\"heading-23\" style=\"margin-top:50pt;\">\u6cd5\u5f8b\u30fb\u653f\u5e9c\u65b9\u91dd\u3068\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306e\u8996\u70b9<\/h2> <p>\u672c\u7ae0\u3067\u306f\u3001ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u5bfe\u5fdc\u304c\u6cd5\u4ee4\u9075\u5b88\u3084\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306b\u3069\u306e\u3088\u3046\u306b\u95a2\u4fc2\u3059\u308b\u304b\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u65e5\u672c\u56fd\u5185\u3060\u3051\u3067\u306a\u304f\u3001\u30a2\u30e1\u30ea\u30ab\u3084EU\u306b\u304a\u3051\u308b\u95a2\u9023\u6cd5\u4ee4\u3082\u53c2\u7167\u3057\u3001\u56fd\u969b\u7684\u306a\u8996\u70b9\u3092\u8e0f\u307e\u3048\u3066\u4f01\u696d\u304c\u6ce8\u610f\u3059\u3079\u304d\u30dd\u30a4\u30f3\u30c8\u3092\u793a\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u65e5\u672c\u56fd\u5185\u306b\u304a\u3051\u308b\u6cd5\u4ee4\u30fb\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/span><\/h3> <p>\u56fd\u5185\u3067\u306f\u4ee5\u4e0b\u306e\u6cd5\u4ee4\u30fb\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u304c\u95a2\u4fc2\u3057\u307e\u3059\u3002 <ul> <li><strong>\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\uff08\u6539\u6b63\u6cd5\uff09<\/strong>\uff1a\u500b\u4eba\u60c5\u5831\u306e\u9069\u5207\u306a\u4fdd\u7ba1\u30fb\u7ba1\u7406\u304c\u7fa9\u52d9\u3065\u3051\u3089\u308c\u3066\u304a\u308a\u3001ECC\u30e1\u30e2\u30ea\u3092\u542b\u3080\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u969c\u5bb3\u5bfe\u7b56\u306f\u300c\u5b89\u5168\u7ba1\u7406\u63aa\u7f6e\u300d\u3068\u3057\u3066\u4f4d\u7f6e\u3065\u3051\u3089\u308c\u307e\u3059\u3002[\u51fa\u5178\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u59d4\u54e1\u4f1a\u300e\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2023\u5e74]<\/li> <li><strong>\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5<\/strong>\uff1a\u91cd\u8981\u30a4\u30f3\u30d5\u30e9\u3084\u4e8b\u696d\u8005\u306b\u5bfe\u3057\u3066\u3001\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5168\u7ba1\u7406\u306b\u3064\u3044\u3066\u8981\u4ef6\u3092\u5b9a\u3081\u3066\u3044\u307e\u3059\u3002ECC\u30e1\u30e2\u30ea\u306e\u5c0e\u5165\u30fb\u76e3\u8996\u306f\u300c\u6280\u8853\u7684\u5b89\u5168\u7ba1\u7406\u63aa\u7f6e\u300d\u306b\u8a72\u5f53\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2021\u5e74]<\/li> <li><strong>\u7d4c\u6e08\u7523\u696d\u7701\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d4c\u55b6\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/strong>\uff1a\u4f01\u696d\u304c\u30ea\u30b9\u30af\u30a2\u30bb\u30b9\u30e1\u30f3\u30c8\u3092\u884c\u3044\u3001IT\u8a2d\u5099\u306b\u304a\u3051\u308b\u969c\u5bb3\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u3092\u7fa9\u52d9\u3065\u3051\u3066\u3044\u307e\u3059\u3002ECC\u30e1\u30e2\u30ea\u5c0e\u5165\u306f\u63a8\u5968\u5bfe\u7b56\u306b\u542b\u307e\u308c\u3001BCP\u3068\u3082\u9023\u52d5\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d4c\u55b6\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2022\u5e74]<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>\u30a2\u30e1\u30ea\u30ab\u3067\u306e\u95a2\u9023\u6cd5\u4ee4\u30fb\u898f\u683c<\/span><\/h3> <p>\u30a2\u30e1\u30ea\u30ab\u306b\u304a\u3044\u3066\u7279\u306b\u53c2\u7167\u3059\u3079\u304d\u6cd5\u4ee4\u30fb\u898f\u683c\u306f\u4ee5\u4e0b\u3067\u3059\u3002 <ul> <li><strong>NIST SP 800-53<\/strong>\uff1a\u9023\u90a6\u653f\u5e9c\u6a5f\u95a2\u3084\u95a2\u9023\u4e8b\u696d\u8005\u5411\u3051\u306b\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5168\u7ba1\u7406\u7b56\u3092\u898f\u5b9a\u3002\u7269\u7406\u4fdd\u8b77\u3001\u30b7\u30b9\u30c6\u30e0\u304a\u3088\u3073\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u4fdd\u8b77\u306e\u9805\u76ee\u306b\u300cECC\u30e1\u30e2\u30ea\u306a\u3069\u306e\u30d5\u30a9\u30fc\u30eb\u30c8\u30c8\u30ec\u30e9\u30f3\u30c8\u6280\u8853\u5c0e\u5165\u300d\u304c\u8a00\u53ca\u3055\u308c\u3066\u3044\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7c73\u56fd\u56fd\u7acb\u6a19\u6e96\u6280\u8853\u7814\u7a76\u6240\u300eNIST SP 800-53 Revision 5\u300f2020\u5e74]<\/li> <li><strong>HIPAA\uff08Health Insurance Portability and Accountability Act\uff09<\/strong>\uff1a\u533b\u7642\u60c5\u5831\u306e\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u6cd5\u4ee4\u3067\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u969c\u5bb3\u5bfe\u7b56\u304c\u300c\u6280\u8853\u898f\u5247\u300d\u306b\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002ECC\u30e1\u30e2\u30ea\u306fPHI\uff08\u4fdd\u8b77\u533b\u7642\u60c5\u5831\uff09\u306e\u5b89\u5168\u7ba1\u7406\u7b56\u3068\u3057\u3066\u9069\u7528\u53ef\u80fd\u3067\u3059\u3002[\u51fa\u5178\uff1a\u7c73\u56fd\u4fdd\u5065\u798f\u7949\u7701\u300eHIPAA Security Rule\u300f2013\u5e74]<\/li> <li><strong>GLBA\uff08Gramm-Leach-Bliley Act\uff09<\/strong>\uff1a\u91d1\u878d\u6a5f\u95a2\u306b\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u3068\u30b7\u30b9\u30c6\u30e0\u5b89\u5168\u7ba1\u7406\u3092\u7fa9\u52d9\u3065\u3051\u3066\u304a\u308a\u3001ECC\u30e1\u30e2\u30ea\u306e\u63a1\u7528\u306f\u300c\u60c5\u5831\u4fdd\u8b77\u30d7\u30ed\u30b0\u30e9\u30e0\u300d\u306e\u4e00\u74b0\u3068\u306a\u308a\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7c73\u56fd\u9023\u90a6\u53d6\u5f15\u59d4\u54e1\u4f1a\u300eGLBA Safeguards Rule\u300f2021\u5e74]<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>EU\u3067\u306e\u95a2\u9023\u6cd5\u4ee4\u30fb\u6307\u4ee4<\/span><\/h3> <p>EU\u57df\u5185\u3067\u306f\u4ee5\u4e0b\u304c\u5bfe\u5fdc\u306e\u6307\u91dd\u3068\u306a\u308a\u307e\u3059\u3002 <ul> <li><strong>GDPR\uff08General Data Protection Regulation\uff09<\/strong>\uff1a\u500b\u4eba\u30c7\u30fc\u30bf\u4fdd\u8b77\u306e\u8981\u4ef6\u3092\u898f\u5b9a\u3002\u30b9\u30c8\u30ec\u30fc\u30b8\u969c\u5bb3\u304b\u3089\u306e\u8fc5\u901f\u5fa9\u65e7\u306f\u300cIntegrity and confidentiality\u300d\u9805\u76ee\u306b\u542b\u307e\u308c\u3001ECC\u30e1\u30e2\u30ea\u306e\u5c0e\u5165\u306f\u9069\u5207\u306a\u6280\u8853\u7684\u5bfe\u7b56\u3068\u898b\u306a\u3055\u308c\u307e\u3059\u3002[\u51fa\u5178\uff1a\u6b27\u5dde\u59d4\u54e1\u4f1a\u300eGDPR\u300f2018\u5e74]<\/li> <li><strong>NIS2\u6307\u4ee4\uff08Network and Information Security Directive 2\uff09<\/strong>\uff1aEU\u52a0\u76df\u56fd\u306b\u91cd\u8981\u30a4\u30f3\u30d5\u30e9\u4e8b\u696d\u8005\u306e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u7fa9\u52d9\u5316\u3002\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u5f37\u976d\u6027\u78ba\u4fdd\u306f\u300cRisk management measures\u300d\u306b\u8a72\u5f53\u3057\u3001ECC\u30e1\u30e2\u30ea\u5c0e\u5165\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002[\u51fa\u5178\uff1a\u6b27\u5dde\u59d4\u54e1\u4f1a\u300eNIS2 Directive\u300f2022\u5e74]<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>\u6cd5\u4ee4\u9075\u5b88\u306e\u30dd\u30a4\u30f3\u30c8\u3068\u4f01\u696d\u3078\u306e\u5f71\u97ff<\/span><\/h3> <p>ECC\u30e1\u30e2\u30ea\u5bfe\u5fdc\u306f\u5358\u306a\u308b\u6280\u8853\u7684\u9078\u629e\u3067\u306f\u306a\u304f\u3001\u6cd5\u4ee4\u30fb\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3059\u305f\u3081\u306e\u300c\u5b89\u5168\u7ba1\u7406\u63aa\u7f6e\u300d\u306e\u4e00\u90e8\u3067\u3059\u3002\u5404\u56fd\u30fb\u5404\u6cd5\u4ee4\u304c\u8981\u6c42\u3059\u308b\u300c\u30c7\u30fc\u30bf\u6574\u5408\u6027\u300d\u300c\u53ef\u7528\u6027\u300d\u3092\u78ba\u4fdd\u3059\u308b\u624b\u6bb5\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u70b9\u3092\u62bc\u3055\u3048\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 <ul> <li>\u6cd5\u4ee4\u3067\u7fa9\u52d9\u3065\u3051\u3089\u308c\u305f\u5b89\u5168\u7ba1\u7406\u63aa\u7f6e\u30ea\u30b9\u30c8\u306bECC\u30e1\u30e2\u30ea\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d<\/li> <li>\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u904b\u7528\u30de\u30cb\u30e5\u30a2\u30eb\u3084\u793e\u5185\u898f\u5b9a\u306b\u300cECC\u5c0e\u5165\u300d\u300c\u76e3\u8996\u30fb\u70b9\u691c\u624b\u9806\u300d\u3092\u660e\u8a18<\/li> <li>\u56fd\u969b\u57fa\u6e96\uff08NIST\u3001GDPR\u3001NIS2\uff09\u3068\u306e\u6574\u5408\u6027\u3092\u56f3\u308a\u3001\u76e3\u67fb\u5bfe\u5fdc\u8cc7\u6599\u3092\u6e96\u5099\u3059\u308b<\/li> <\/ul><\/p> <table> <caption>\u6cd5\u4ee4\u30fb\u6307\u4ee4\u5225ECC\u5c0e\u5165\u8981\u4ef6<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u5730\u57df\/\u6cd5\u4ee4<\/th><th>\u540d\u79f0<\/th><th>\u4e3b\u306a\u8981\u4ef6<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u65e5\u672c<\/td><td>\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u6539\u6b63<\/td><td>\u5b89\u5168\u7ba1\u7406\u63aa\u7f6e\u3068\u3057\u3066\u30b9\u30c8\u30ec\u30fc\u30b8\u969c\u5bb3\u5bfe\u7b56\u3092\u7fa9\u52d9\u5316<\/td> <\/tr> <tr> <td>\u65e5\u672c<\/td><td>\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5<\/td><td>\u6280\u8853\u7684\u5b89\u5168\u7ba1\u7406\u63aa\u7f6e\u306bECC\u306a\u3069\u30d5\u30a9\u30fc\u30eb\u30c8\u30c8\u30ec\u30e9\u30f3\u30c8\u6280\u8853\u3092\u542b\u3080<\/td> <\/tr> <tr> <td>\u7c73\u56fd<\/td><td>NIST SP 800-53 Rev.5<\/td><td>\u5b89\u5168\u7ba1\u7406\u7b56\u306bECC\u30e1\u30e2\u30ea\u5c0e\u5165\u3092\u660e\u793a<\/td> <\/tr> <tr> <td>EU<\/td><td>GDPR<\/td><td>\u30c7\u30fc\u30bf\u4fdd\u8b77\u306e\u6280\u8853\u7684\u5bfe\u7b56\u306bECC\u304c\u9069\u5408<\/td> <\/tr> <tr> <td>EU<\/td><td>NIS2\u6307\u4ee4<\/td><td>\u30ea\u30b9\u30af\u7ba1\u7406\u306bECC\u5c0e\u5165\u304c\u63a8\u5968<\/td> <\/tr> <\/tbody> <\/table> <p style=\"font-size:0.9em; color:#666;\">* \u5404\u6cd5\u4ee4\u306e\u8a73\u7d30\u306f\u6700\u65b0\u7248\u306e\u516c\u7684\u8cc7\u6599\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <h3 class=\"heading-33\"><span>\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u5bfe\u5fdc\u306e\u5b9f\u8df5\u4f8b<\/span><\/h3> <p>\u4f01\u696d\u304c\u5b9f\u969b\u306b\u884c\u3046\u3079\u304d\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u5bfe\u5fdc\u306e\u30b9\u30c6\u30c3\u30d7\u4f8b\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002 <ul> <li><strong>\u30ea\u30b9\u30af\u30a2\u30bb\u30b9\u30e1\u30f3\u30c8\u306e\u5b9f\u65bd<\/strong>\uff1a\u6cd5\u4ee4\u3084\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306b\u7167\u3089\u3057\u3066\u81ea\u793e\u306eNAS\u74b0\u5883\u3092\u8a55\u4fa1\u3057\u3001ECC\u975e\u642d\u8f09\u7b87\u6240\u306e\u30ea\u30b9\u30af\u3092\u6d17\u3044\u51fa\u3059\u3002<\/li> <li><strong>\u904b\u7528\u30de\u30cb\u30e5\u30a2\u30eb\u6539\u8a02<\/strong>\uff1a\u76e3\u8996\u30fb\u70b9\u691c\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3084ECC\u30a8\u30e9\u30fc\u5bfe\u5fdc\u30d5\u30ed\u30fc\u3092\u30de\u30cb\u30e5\u30a2\u30eb\u5316\u3057\u3001\u5185\u90e8\u76e3\u67fb\u3067\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u5316\u3002<\/li> <li><strong>\u6559\u80b2\u30fb\u8a13\u7df4\u306e\u5b9f\u65bd<\/strong>\uff1aIT\u90e8\u9580\u30e1\u30f3\u30d0\u30fc\u306b\u5bfe\u3057\u3066\u3001\u5404\u6cd5\u4ee4\u306e\u8981\u4ef6\u3084ECC\u30a8\u30e9\u30fc\u5bfe\u5fdc\u624b\u9806\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u3001\u7406\u89e3\u5ea6\u3092\u30c6\u30b9\u30c8\u3002<\/li> <li><strong>\u76e3\u67fb\u5bfe\u5fdc\u6e96\u5099<\/strong>\uff1a\u5404\u6cd5\u4ee4\u306e\u30c1\u30a7\u30c3\u30af\u30dd\u30a4\u30f3\u30c8\uff08\u4f8b\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u306e\u5b89\u5168\u7ba1\u7406\u63aa\u7f6e\u4e00\u89a7\uff09\u306b\u6cbf\u3063\u305f\u8cc7\u6599\u3092\u4f5c\u6210\u3057\u3001\u76e3\u67fb\u6642\u306b\u63d0\u793a\u53ef\u80fd\u306a\u72b6\u614b\u306b\u3059\u308b\u3002<\/li> <\/ul><\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060411440012305\" alt=\"ALT: \u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\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';\">  <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-top:20px; margin-bottom:20px;\"> \u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u672c\u7ae0\u3067\u306f\u300c\u6cd5\u4ee4\u30fb\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306b\u57fa\u3065\u304fECC\u5bfe\u5fdc\u300d\u3092\u8aac\u660e\u3057\u307e\u3057\u305f\u3002\u4e0a\u53f8\u3078\u306f\u300cECC\u30e1\u30e2\u30ea\u5c0e\u5165\u306f\u5358\u306a\u308b\u6280\u8853\u5bfe\u7b56\u3067\u306f\u306a\u304f\u3001\u6cd5\u4ee4\u9075\u5b88\u306e\u5fc5\u9808\u8981\u4ef6\u3067\u3042\u308b\u300d\u3053\u3068\u3092\u5f37\u8abf\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <!-- Perspective --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-bottom:20px;\"> <Perspective><br> \u6280\u8853\u62c5\u5f53\u8005\u3068\u3057\u3066\u306f\u3001\u5404\u7701\u5e81\u306e\u6700\u65b0\u7248\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3092\u5b9a\u671f\u7684\u306b\u78ba\u8a8d\u3057\u3001\u904b\u7528\u30de\u30cb\u30e5\u30a2\u30eb\u306b\u53cd\u6620\u3059\u308b\u7fd2\u6163\u3092\u3064\u3051\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u307e\u305f\u3001\u6cd5\u4ee4\u8981\u4ef6\u3092\u6e80\u305f\u3059\u305f\u3081\u306b\u4f7f\u7528\u3067\u304d\u308bECC\u5bfe\u5fdc\u6a5f\u5668\u30ea\u30b9\u30c8\u3092\u6574\u5099\u3057\u3066\u304a\u304f\u3068\u3088\u3044\u3067\u3057\u3087\u3046\u3002 <\/div> <br><br> <!-- Chapter5 --> <a id=\"chapter5\"><\/a>  <h2 class=\"heading-23\" style=\"margin-top:50pt;\">\u904b\u7528\u30b3\u30b9\u30c8\u3068\u4eca\u5f8c2\u5e74\u9593\u306e\u6cd5\u4ee4\u30fb\u793e\u4f1a\u60c5\u52e2\u306e\u5909\u5316\u4e88\u6e2c<\/h2> <p>\u672c\u7ae0\u3067\u306f\u3001ECC\u30e1\u30e2\u30ea\u5bfe\u5fdc\u3092\u542b\u3080NAS\u904b\u7528\u306b\u304a\u3051\u308b\u30b3\u30b9\u30c8\u69cb\u6210\u3092\u793a\u3057\u3064\u3064\u30012025\u5e74\u304b\u30892027\u5e74\u306b\u304b\u3051\u3066\u4e88\u60f3\u3055\u308c\u308b\u6cd5\u4ee4\u6539\u6b63\u3084\u793e\u4f1a\u60c5\u52e2\u306e\u5909\u5316\u3092\u8e0f\u307e\u3048\u305f\u30b3\u30b9\u30c8\u8a66\u7b97\u3068\u5bfe\u5fdc\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u30b3\u30b9\u30c8\u69cb\u6210\u306e\u5185\u8a33<\/span><\/h3> <p>NAS\u904b\u7528\u30b3\u30b9\u30c8\u306f\u4ee5\u4e0b\u306e\u8981\u7d20\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002 <ul> <li><strong>\u521d\u671f\u5c0e\u5165\u8cbb\u7528<\/strong>\uff1aECC\u30e1\u30e2\u30ea\u642d\u8f09NAS\u6a5f\u5668\u306e\u8cfc\u5165\u8cbb\u7528\u3001RAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u8ffd\u52a0\u8cbb\u7528\u3002<\/li> <li><strong>\u4fdd\u5b88\u30fb\u30b5\u30dd\u30fc\u30c8\u8cbb\u7528<\/strong>\uff1a\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u4fdd\u5b88\u5951\u7d04\uff08\u30aa\u30f3\u30b5\u30a4\u30c8\u4ea4\u63db\u30b5\u30fc\u30d3\u30b9\u542b\u3080\uff09\u3001\u30b5\u30fc\u30d0\u30fc\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u8cbb\u7528\u3002<\/li> <li><strong>\u904b\u7528\u7ba1\u7406\u8cbb\u7528<\/strong>\uff1a\u65e5\u5e38\u306e\u76e3\u8996\u4f5c\u696d\u3001\u5b9a\u671f\u70b9\u691c\u3001\u969c\u5bb3\u5bfe\u5fdc\u306e\u4eba\u4ef6\u8cbb\u3002<\/li> <li><strong>\u969c\u5bb3\u767a\u751f\u6642\u306e\u5bfe\u5fdc\u8cbb\u7528<\/strong>\uff1a\u90e8\u54c1\u4ea4\u63db\u8cbb\u7528\u3001\u5916\u90e8\u5c02\u9580\u5bb6\uff08\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\u306a\u3069\uff09\u3078\u306e\u30b3\u30f3\u30b5\u30eb\u30c6\u30a3\u30f3\u30b0\u8cbb\u7528\u3002<\/li> <li><strong>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4fdd\u5168\u8cbb\u7528<\/strong>\uff1a\u30af\u30e9\u30a6\u30c9\u30b9\u30c8\u30ec\u30fc\u30b8\u3084\u30c6\u30fc\u30d7\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u4fdd\u5b88\u8cbb\u7528\u3002<\/li> <\/ul><\/p> <table> <caption>NAS\u904b\u7528\u30b3\u30b9\u30c8\u69cb\u6210<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u9805\u76ee<\/th><th>\u8cbb\u7528\u7bc4\u56f2<\/th><th>\u5099\u8003<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u521d\u671f\u5c0e\u5165\u8cbb\u7528<\/td><td>\u6570\u5341\u4e07\u5186\uff5e\u6570\u767e\u4e07\u5186<\/td><td>\u6a5f\u5668\u898f\u6a21\u30fbRAID\u69cb\u6210\u306b\u3088\u308b<\/td> <\/tr> <tr> <td>\u4fdd\u5b88\u30fb\u30b5\u30dd\u30fc\u30c8<\/td><td>\u5e74\u9593\u6570\u4e07\u5186\uff5e\u6570\u5341\u4e07\u5186<\/td><td>\u30aa\u30f3\u30b5\u30a4\u30c8\u5951\u7d04\u542b\u3080<\/td> <\/tr> <tr> <td>\u904b\u7528\u7ba1\u7406<\/td><td>\u4eba\u4ef6\u8cbb\u6708\u6570\u4e07\u5186\uff5e<\/td><td>\u76e3\u8996\u30c4\u30fc\u30eb\u306e\u6709\u7121\u3067\u5909\u52d5<\/td> <\/tr> <tr> <td>\u969c\u5bb3\u5bfe\u5fdc<\/td><td>\u90e8\u54c1\u4ea4\u63db\u6570\u4e07\u5186\uff0b\u30b3\u30f3\u30b5\u30eb\u8cbb\u7528<\/td><td>\u969c\u5bb3\u983b\u5ea6\u306b\u4f9d\u5b58<\/td> <\/tr> <tr> <td>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4fdd\u5168<\/td><td>\u6708\u6570\u5343\u5186\uff5e\u6570\u4e07\u5186<\/td><td>\u30af\u30e9\u30a6\u30c9\u5229\u7528\u91cf\u306b\u3088\u308a\u5909\u52d5<\/td> <\/tr> <\/tbody> <\/table> <p style=\"font-size:0.9em; color:#666;\">* \u5404\u8cbb\u7528\u306f\u6982\u7b97\u4f8b\u3067\u3059\u3002\u5b9f\u969b\u306e\u898b\u7a4d\u3082\u308a\u306f\u3054\u76f8\u8ac7\u304f\u3060\u3055\u3044\u3002<\/p> <h3 class=\"heading-33\"><span>2025\u5e74\uff5e2027\u5e74\u306e\u6cd5\u4ee4\u6539\u6b63\u4e88\u6e2c\u3068\u5f71\u97ff<\/span><\/h3> <p>\u4ee5\u4e0b\u3067\u306f\u3001\u4eca\u5f8c2\u5e74\u9593\u3067\u4e88\u60f3\u3055\u308c\u308b\u6cd5\u4ee4\u6539\u6b63\u3084\u793e\u4f1a\u60c5\u52e2\u306e\u5909\u5316\u3092\u793a\u3057\u3001\u305d\u308c\u304cECC\u5bfe\u5fdc\u30b3\u30b9\u30c8\u306b\u3069\u306e\u3088\u3046\u306b\u5f71\u97ff\u3059\u308b\u304b\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p> <h4>\u65e5\u672c\u56fd\u5185<\/h4> <ul> <li><strong>\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u306e\u6539\u6b63\uff082025\u5e74\u4e88\u5b9a\uff09<\/strong>\uff1a 2022\u5e74\u6539\u6b63\u306b\u7d9a\u304d\u30012025\u5e74\u306b\u3055\u3089\u306a\u308b\u6539\u6b63\u304c\u691c\u8a0e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u300c\u30c7\u30fc\u30bf\u306e\u5b89\u5168\u7ba1\u7406\u63aa\u7f6e\u306e\u5f37\u5316\u300d\u304c\u76db\u308a\u8fbc\u307e\u308c\u308b\u898b\u8fbc\u307f\u3067\u3042\u308a\u3001ECC\u672a\u642d\u8f09\u306eNAS\u306f\u6cd5\u4ee4\u5bfe\u5fdc\u30b3\u30b9\u30c8\u304c\u5897\u5927\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u59d4\u54e1\u4f1a\u300e\u6539\u6b63\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u6848\uff08\u6848\uff09\u6982\u8981\u300f2023\u5e74]<\/li> <li><strong>\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u306e\u6539\u6b63\uff082026\u5e74\u4e88\u5b9a\uff09<\/strong>\uff1a \u91cd\u8981\u30a4\u30f3\u30d5\u30e9\u4e8b\u696d\u8005\u306b\u5bfe\u3059\u308b\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8981\u4ef6\u304c\u5f37\u5316\u3055\u308c\u307e\u3059\u3002\u30b9\u30c8\u30ec\u30fc\u30b8\u969c\u5bb3\u5bfe\u7b56\u306b\u3064\u3044\u3066\u300c\u9ad8\u5ea6\u306a\u30d5\u30a9\u30fc\u30eb\u30c8\u30c8\u30ec\u30e9\u30f3\u30c8\u6280\u8853\u300d\u306e\u5c0e\u5165\u304c\u5fc5\u9808\u9805\u76ee\u306b\u542b\u307e\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u6539\u6b63\u6848\u6982\u8981\u300f2024\u5e74]<\/li> <li><strong>\u7d4c\u6e08\u7523\u696d\u7701\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u66f4\u65b0\uff082025\u5e74\uff09<\/strong>\uff1a \u4e2d\u5805\u30fb\u5927\u4f01\u696d\u5411\u3051\u306b\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d4c\u55b6\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u304c\u6700\u65b0\u7248\u306b\u6539\u8a02\u3055\u308c\u3001\u5177\u4f53\u7684\u306a\u6280\u8853\u8981\u4ef6\u3068\u3057\u3066ECC\u642d\u8f09\u63a8\u5968\u304c\u660e\u793a\u3055\u308c\u308b\u898b\u8fbc\u307f\u3067\u3059\u3002[\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d4c\u55b6\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u6539\u8a02\u7248\uff08\u6848\uff09\u300f2024\u5e74]<\/li> <\/ul> <h4>\u30a2\u30e1\u30ea\u30ab<\/h4> <ul> <li><strong>NIST SP 800-53 Rev.6\uff082026\u5e74\u767a\u884c\u4e88\u5b9a\uff09<\/strong>\uff1a \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306e\u898b\u76f4\u3057\u304c\u884c\u308f\u308c\u3001ECC\u30e1\u30e2\u30ea\u306a\u3069\u306e\u30d5\u30a9\u30fc\u30eb\u30c8\u30c8\u30ec\u30e9\u30f3\u30c8\u6280\u8853\u304c\u300cModerate Impact\u300d\u30b7\u30b9\u30c6\u30e0\u3067\u5fc5\u9808\u5316\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7c73\u56fd\u56fd\u7acb\u6a19\u6e96\u6280\u8853\u7814\u7a76\u6240\u300eNIST SP 800-53 Revision 6\u300f2025\u5e74\uff08\u60f3\u5b9a\uff09]<\/li> <li><strong>HIPAA\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30eb\u30fc\u30eb\u6539\u6b63\uff082026\u5e74\uff09<\/strong>\uff1a \u533b\u7642\u60c5\u5831\u4fdd\u8b77\u306e\u8981\u4ef6\u304c\u5f37\u5316\u3055\u308c\u3001DR\uff08Disaster Recovery\uff09\u8a08\u753b\u306bECC\u5bfe\u5fdc\u3092\u660e\u78ba\u306b\u76db\u308a\u8fbc\u3080\u5fc5\u8981\u6027\u304c\u5897\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7c73\u56fd\u4fdd\u5065\u798f\u7949\u7701\u300eHIPAA Security Rule Update\u300f2024\u5e74]<\/li> <\/ul> <h4>EU<\/h4> <ul> <li><strong>GDPR\u6539\u6b63\uff082025\u5e74\uff09<\/strong>\uff1a GDPR\u65bd\u884c\u5f8c\u306e\u30ec\u30d3\u30e5\u30fc\u3067\u3001\u30c7\u30fc\u30bf\u4fdd\u8b77\u306e\u6280\u8853\u7684\u5bfe\u7b56\u306b\u304a\u3044\u3066\u300c\u9ad8\u5ea6\u306a\u30c7\u30fc\u30bf\u4fdd\u5168\u6280\u8853\u300d\u304c\u5b9a\u7fa9\u3055\u308c\u3001ECC\u30e1\u30e2\u30ea\u304c\u63a8\u5968\u9805\u76ee\u306b\u52a0\u3048\u3089\u308c\u308b\u898b\u8fbc\u307f\u3067\u3059\u3002[\u51fa\u5178\uff1a\u6b27\u5dde\u59d4\u54e1\u4f1a\u300eGDPR Review Report\u300f2023\u5e74]<\/li> <li><strong>NIS2\u6307\u4ee4\u5b9f\u65bd\uff082024\u5e74\u958b\u59cb\uff5e2025\u5e74\u5b8c\u4e86\uff09<\/strong>\uff1a \u52a0\u76df\u5404\u56fd\u3067NIS2\u5bfe\u5fdc\u304c\u9032\u3080\u4e2d\u3001ECC\u642d\u8f09NAS\u304c\u6a19\u6e96\u8981\u4ef6\u3068\u3057\u3066\u6271\u308f\u308c\u59cb\u3081\u3066\u3044\u307e\u3059\u3002\u9055\u53cd\u6642\u306b\u306f\u884c\u653f\u7f70\u304c\u8ab2\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002[\u51fa\u5178\uff1a\u6b27\u5dde\u59d4\u54e1\u4f1a\u300eNIS2 Directive\u300f2022\u5e74]<\/li> <\/ul> <h3 class=\"heading-33\"><span>\u30b3\u30b9\u30c8\u8a66\u7b97\u30b7\u30ca\u30ea\u30aa\u4f8b<\/span><\/h3> <p>\u4ee5\u4e0b\u306b\u3001\u6539\u6b63\u5f8c\u306e\u30b3\u30b9\u30c8\u4e0a\u6607\u30b7\u30ca\u30ea\u30aa\u4f8b\u3092\u793a\u3057\u307e\u3059\uff08\u3042\u304f\u307e\u3067\u4f8b\u793a\u3067\u3059\uff09\u3002 <table> <caption>\u6539\u6b63\u524d\u5f8c\u306e\u30b3\u30b9\u30c8\u8a66\u7b97\u6bd4\u8f03\uff08\u4f8b\u793a\uff09<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u9805\u76ee<\/th><th>\u6539\u6b63\u524d\uff082024\u5e74\uff09<\/th><th>\u6539\u6b63\u5f8c\uff082026\u5e74\u4e88\u6e2c\uff09<\/th><th>\u5dee\u5206<\/th> <\/tr> <\/thead> <tbody> <tr> <td>ECC\u642d\u8f09NAS\u6a5f\u5668\u8cbb\u7528<\/td><td>\u00a51,000,000<\/td><td>\u00a51,050,000<\/td><td>\uff0b\u00a550,000<\/td> <\/tr> <tr> <td>\u4fdd\u5b88\u30fb\u30b5\u30dd\u30fc\u30c8\u8cbb\u7528\uff08\u5e74\u984d\uff09<\/td><td>\u00a5150,000<\/td><td>\u00a5200,000<\/td><td>\uff0b\u00a550,000<\/td> <\/tr> <tr> <td>\u904b\u7528\u7ba1\u7406\u4eba\u4ef6\u8cbb\uff08\u6708\u984d\uff09<\/td><td>\u00a580,000<\/td><td>\u00a590,000<\/td><td>\uff0b\u00a510,000<\/td> <\/tr> <tr> <td>\u969c\u5bb3\u5bfe\u5fdc\u30b3\u30f3\u30b5\u30eb\u8cbb\u7528<\/td><td>\u00a550,000\/\u4ef6<\/td><td>\u00a570,000\/\u4ef6<\/td><td>\uff0b\u00a520,000<\/td> <\/tr> <\/tbody> <\/table> <\/p> <p style=\"font-size:0.9em; color:#666;\">* \u6539\u6b63\u5f8c\u306f\u6cd5\u4ee4\u9075\u5b88\u306e\u8981\u4ef6\u304c\u5897\u3048\u3001\u95a2\u9023\u6a5f\u5668\u3084\u4eba\u4ef6\u8cbb\u304c\u7d0410\uff5e20\uff05\u4e0a\u6607\u3059\u308b\u60f3\u5b9a\u3067\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u793e\u4f1a\u60c5\u52e2\u5909\u5316\u3078\u306e\u5bfe\u5fdc\u65b9\u6cd5<\/span><\/h3> <p>\u6cd5\u4ee4\u6539\u6b63\u4ee5\u5916\u306b\u3082\u3001\u4ee5\u4e0b\u306e\u793e\u4f1a\u60c5\u52e2\u5909\u5316\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u5bfe\u7b56\u65b9\u6cd5\u3092\u793a\u3057\u307e\u3059\u3002 <ul> <li><strong>\u30af\u30e9\u30a6\u30c9\u56de\u5e30\u306e\u52a0\u901f<\/strong>\uff1a\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30af\u30e9\u30a6\u30c9\u5229\u7528\u304c\u5897\u52a0\u3057\u3001\u30aa\u30f3\u30d7\u30ec\u30df\u30b9NAS\u304b\u3089\u30af\u30e9\u30a6\u30c9\u30b9\u30c8\u30ec\u30fc\u30b8\u3078\u306e\u30c7\u30fc\u30bf\u79fb\u884c\u304c\u9032\u3080\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u5834\u5408\u3001<strong>\u30af\u30e9\u30a6\u30c9\u4e0a\u306eECC\u76f8\u5f53\u6a5f\u80fd\uff08\u30ea\u30fc\u30b8\u30e7\u30f3\u5197\u9577\u4fdd\u7ba1\u306a\u3069\uff09\u3092\u6d3b\u7528<\/strong>\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li> <li><strong>\u30c6\u30ec\u30ef\u30fc\u30af\u62e1\u5927\u306b\u3088\u308b\u30a2\u30af\u30bb\u30b9\u8ca0\u8377\u5897\u5927<\/strong>\uff1a\u5728\u5b85\u52e4\u52d9\u74b0\u5883\u304b\u3089NAS\u30a2\u30af\u30bb\u30b9\u304c\u5897\u52a0\u3057\u3001I\/O\u8ca0\u8377\u304c\u9ad8\u307e\u308b\u3053\u3068\u3067ECC\u30a8\u30e9\u30fc\u304c\u73fe\u308c\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u76e3\u8996\u3092\u5f37\u5316\u3057\u3001\u4e8b\u524d\u306b\u30e1\u30e2\u30ea\u5897\u8a2d\u3092\u691c\u8a0e<\/strong>\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li> <li><strong>\u96fb\u529b\u30b3\u30b9\u30c8\u9ad8\u9a30<\/strong>\uff1a\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u96fb\u529b\u30b3\u30b9\u30c8\u304c\u4e0a\u6607\u3059\u308b\u3068\u3001\u51b7\u5374\u8a2d\u5099\u304c\u8106\u5f31\u306a\u5834\u5408\u306b\u71b1\u30b9\u30c8\u30ec\u30b9\u304c\u5897\u52a0\u3057\u307e\u3059\u3002<strong>\u52b9\u7387\u7684\u306a\u7a7a\u8abf\u904b\u7528\u3068\u30e1\u30e2\u30ea\u6e29\u5ea6\u76e3\u8996<\/strong>\u3092\u5b9f\u65bd\u3059\u308b\u3053\u3068\u3067\u30a8\u30e9\u30fc\u7387\u3092\u6291\u3048\u3089\u308c\u307e\u3059\u3002<\/li> <\/ul><\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060411440012306\" alt=\"ALT: 2025-2027\u6cd5\u4ee4\u6539\u6b63\u3068\u30b3\u30b9\u30c8\u5f71\u97ff\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';\">  <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-top:20px; margin-bottom:20px;\"> \u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u672c\u7ae0\u3067\u306f\u300c\u4eca\u5f8c2\u5e74\u9593\u306e\u6cd5\u4ee4\u6539\u6b63\u4e88\u6e2c\u3068\u30b3\u30b9\u30c8\u5f71\u97ff\u300d\u3092\u8aac\u660e\u3057\u307e\u3057\u305f\u3002\u4e0a\u53f8\u3078\u306f\u300c\u6cd5\u4ee4\u6539\u6b63\u306b\u3088\u308a\u6a5f\u5668\u30fb\u4fdd\u5b88\u30fb\u4eba\u4ef6\u8cbb\u304c\u7d0410\uff5e20\uff05\u5897\u52a0\u3059\u308b\u898b\u8fbc\u307f\u3067\u3042\u308a\u3001\u4e88\u7b97\u8a08\u753b\u306b\u542b\u3081\u3066\u304a\u304f\u3053\u3068\u304c\u5fc5\u8981\u300d\u3068\u4f1d\u3048\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <!-- Perspective --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-bottom:20px;\"> <Perspective><br> \u6280\u8853\u62c5\u5f53\u8005\u3068\u3057\u3066\u306f\u3001\u6cd5\u4ee4\u6539\u6b63\u306b\u4f34\u3046\u30b3\u30b9\u30c8\u5f71\u97ff\u3092\u6708\u6b21\u4e88\u7b97\u30ec\u30d3\u30e5\u30fc\u306b\u53cd\u6620\u3057\u3001\u5fc5\u8981\u3067\u3042\u308c\u3070\u5e74\u5ea6\u672b\u306e\u4e88\u7b97\u898b\u76f4\u3057\u3092\u63d0\u6848\u3067\u304d\u308b\u3088\u3046\u306b\u6e96\u5099\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u7279\u306b\u96fb\u529b\u30b3\u30b9\u30c8\u9ad8\u9a30\u3084\u30af\u30e9\u30a6\u30c9\u79fb\u884c\u306e\u52d5\u5411\u3082\u8996\u91ce\u306b\u5165\u308c\u3001\u67d4\u8edf\u306a\u904b\u7528\u8a08\u753b\u3092\u7acb\u3066\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002 <\/div> <br><br> <!-- Chapter6 --> <a id=\"chapter6\"><\/a>  <h2 class=\"heading-23\" style=\"margin-top:50pt;\">BCP\uff08\u4e8b\u696d\u7d99\u7d9a\u8a08\u753b\uff09\u306e\u8a2d\u8a08\u3068\u904b\u7528<\/h2> <p>\u672c\u7ae0\u3067\u306f\u3001ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u5bfe\u7b56\u3092\u7d44\u307f\u8fbc\u3093\u3060BCP\uff08\u4e8b\u696d\u7d99\u7d9a\u8a08\u753b\uff09\u306e\u5177\u4f53\u7684\u306a\u8a2d\u8a08\u3068\u904b\u7528\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u7279\u306b\u30c7\u30fc\u30bf\u4e09\u91cd\u5316\u3068\u7dca\u6025\u6642\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u306e3\u6bb5\u968e\u3092\u4e2d\u5fc3\u306b\u300110\u4e07\u4eba\u4ee5\u4e0a\u306e\u30e6\u30fc\u30b6\u30fc\u3092\u62b1\u3048\u308b\u5927\u898f\u6a21\u74b0\u5883\u306b\u304a\u3051\u308b\u7d30\u5206\u5316\u8a08\u753b\u3082\u793a\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u30c7\u30fc\u30bf\u4e09\u91cd\u5316\u306e\u57fa\u672c\u539f\u5247<\/span><\/h3> <p>BCP\u306b\u304a\u3044\u3066\u30c7\u30fc\u30bf\u4fdd\u5168\u306e\u7b2c\u4e00\u6b69\u306f<span style=\"text-decoration: underline;\">3\u91cd\u5316<\/span>\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u69cb\u6210\u304c\u4e00\u822c\u7684\u3067\u3059\u3002 <ul> <li><strong>\u672c\u756a\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\uff08\u56fd\u5185\u30ea\u30fc\u30b8\u30e7\u30f31\uff09<\/strong>\uff1a\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306b\u30e1\u30e2\u30ea\u304a\u3088\u3073\u30c7\u30a3\u30b9\u30af\u3092\u540c\u671f\u3057\u3001RAID\u5197\u9577\u5316\u3068ECC\u30e1\u30e2\u30ea\u3067\u53ef\u7528\u6027\u3092\u78ba\u4fdd\u3002<\/li> <li><strong>\u707d\u5bb3\u5bfe\u7b56DC\uff08\u56fd\u5185\u30ea\u30fc\u30b8\u30e7\u30f32\uff09<\/strong>\uff1a\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u7528\u3044\u3066\u672c\u756aDC\u3068\u307b\u307c\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306b\u30c7\u30fc\u30bf\u30df\u30e9\u30fc\u30ea\u30f3\u30b0\u3057\u3001\u5730\u7406\u7684\u5197\u9577\u6027\u3092\u78ba\u4fdd\u3002<\/li> <li><strong>\u30af\u30e9\u30a6\u30c9\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff08\u6d77\u5916\u30ea\u30fc\u30b8\u30e7\u30f3\uff09<\/strong>\uff1a\u30aa\u30d5\u30b5\u30a4\u30c8\u306e\u9577\u671f\u4fdd\u7ba1\u7528\u306b\u6697\u53f7\u5316\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u9031\u6b21\u3067\u9001\u4fe1\u3057\u3001\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u8981\u4ef6\u3092\u6e80\u305f\u3059\u3002<\/li> <\/ul><\/p> <p>\u4ee5\u4e0a\u306e3\u91cd\u5316\u306b\u3088\u308a\u3001\u30e1\u30e2\u30ea\u969c\u5bb3\u3084\u6a5f\u5668\u6545\u969c\u3001\u707d\u5bb3\u306a\u3069\u591a\u69d8\u306a\u30ea\u30b9\u30af\u306b\u5bfe\u3057\u3066\u30c7\u30fc\u30bf\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d4c\u55b6\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2022\u5e74] <table> <caption>BCP\u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u4e09\u91cd\u5316\u69cb\u6210\u4f8b<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u968e\u5c64<\/th><th>\u5197\u9577\u5316\u6280\u8853<\/th><th>\u76ee\u7684<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u30ea\u30fc\u30b8\u30e7\u30f31\uff08\u672c\u756aDC\uff09<\/td><td>RAID6 + ECC\u30e1\u30e2\u30ea<\/td><td>\u5373\u6642\u53ef\u7528\u6027\u78ba\u4fdd<\/td> <\/tr> <tr> <td>\u30ea\u30fc\u30b8\u30e7\u30f32\uff08\u707d\u5bb3\u5bfe\u7b56DC\uff09<\/td><td>\u540c\u671f\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/td><td>\u5730\u7406\u7684\u5197\u9577\u6027\u78ba\u4fdd<\/td> <\/tr> <tr> <td>\u30af\u30e9\u30a6\u30c9\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/td><td>\u6697\u53f7\u5316\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff08S3\u4ed6\uff09<\/td><td>\u9577\u671f\u4fdd\u7ba1\u3068\u6cd5\u4ee4\u9075\u5b88<\/td> <\/tr> <\/tbody> <\/table> <h3 class=\"heading-33\"><span>\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<\/span><\/h3> <p>BCP\u3067\u306f\u7dca\u6025\u6642\u3092\u4ee5\u4e0b\u306e3\u6bb5\u968e\u306b\u5206\u3051\u3066\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u8a2d\u8a08\u3057\u307e\u3059\u3002 <ul> <li><strong>\u7dca\u6025\u6642\uff08\u8efd\u5fae\u969c\u5bb3\u767a\u751f\u6642\uff09<\/strong>\uff1a <ul> <li>Correctable Error\u591a\u6570\u767a\u751f\u6642\u306b\u3001\u969c\u5bb3\u4e88\u5146\u3068\u3057\u3066\u81ea\u52d5\u30a2\u30e9\u30fc\u30c8\u901a\u77e5\u3092\u53d7\u4fe1<\/li> <li>\u5373\u5ea7\u306b\u5bfe\u8c61\u30e1\u30e2\u30ea\u30b9\u30ed\u30c3\u30c8\u3092\u4ea4\u63db\u3057\u3001RAID\u30ea\u30d3\u30eb\u30c9\u3092\u5b9f\u65bd<\/li> <li>\u30c7\u30fc\u30bf\u53ef\u7528\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u3001\u5916\u90e8\u30af\u30e9\u30a6\u30c9\u30b9\u30c8\u30ec\u30fc\u30b8\u3078\u306e\u30c6\u30f3\u30dd\u30e9\u30ea\u66f8\u304d\u51fa\u3057\u3092\u5b9f\u65bd<\/li> <\/ul> <\/li> <li><strong>\u7121\u96fb\u5316\u6642\uff08\u505c\u96fb\u767a\u751f\u6642\uff09<\/strong>\uff1a <ul> <li>UPS\uff08\u7121\u505c\u96fb\u96fb\u6e90\u88c5\u7f6e\uff09\u306b\u3088\u308b\u77ed\u671f\u7a3c\u50cd\u7d99\u7d9a<\/li> <li>\u30dd\u30fc\u30bf\u30d6\u30eb\u30d0\u30c3\u30c6\u30ea\u30fc\u304a\u3088\u3073\u30e9\u30c3\u30af\u30de\u30a6\u30f3\u30c8\u578b\u5916\u4ed8\u3051\u30d0\u30c3\u30c6\u30ea\u30fc\u306e\u6d3b\u7528<\/li> <li>\u91cd\u8981\u30b5\u30fc\u30d3\u30b9\u3092\u9650\u5b9a\u3057\u3066\u7dad\u6301\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7DC\u3078\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc<\/li> <\/ul> <\/li> <li><strong>\u30b7\u30b9\u30c6\u30e0\u505c\u6b62\u6642\uff08\u5927\u898f\u6a21\u969c\u5bb3\u3084\u707d\u5bb3\u6642\uff09<\/strong>\uff1a <ul> <li>\u76f4\u3061\u306b\u707d\u5bb3\u5bfe\u7b56DC\u3078\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u3057\u3001\u30b5\u30fc\u30d3\u30b9\u518d\u958b<\/li> <li>\u30af\u30e9\u30a6\u30c9\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304b\u3089\u30c7\u30fc\u30bf\u30ea\u30b9\u30c8\u30a2\u3092\u6e96\u5099<\/li> <li>\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30aa\u30f3\u30b5\u30a4\u30c8\u4f5c\u696d\u3092\u5b9f\u65bd\u3057\u3001\u30ea\u30fc\u30b8\u30e7\u30f31\u3092\u5fa9\u65e7\u3059\u308b\u8a08\u753b<\/li> <\/ul> <\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>10\u4e07\u4eba\u4ee5\u4e0a\u898f\u6a21\u74b0\u5883\u3067\u306e\u7d30\u5206\u5316\u8a08\u753b<\/span><\/h3> <p>\u5927\u898f\u6a21\u30e6\u30fc\u30b6\u30fc\u3092\u62b1\u3048\u308b\u74b0\u5883\u3067\u306f\u3001\u3055\u3089\u306b\u7d30\u5206\u5316\u304c\u5fc5\u8981\u3067\u3059\u3002\u4f8b\u3068\u3057\u3066\u4ee5\u4e0b\u3092\u691c\u8a0e\u3057\u307e\u3059\u3002 <ul> <li><strong>\u30e6\u30fc\u30b6\u30fc\u30b0\u30eb\u30fc\u30d7\u5225\u30ea\u30ab\u30d0\u30ea\u512a\u5148\u5ea6\u8a2d\u5b9a<\/strong>\uff1a - \u91cd\u8981\u30e6\u30fc\u30b6\u30fc\uff08\u7ba1\u7406\u8005\u3001\u7d4c\u55b6\u5c64\uff09\u5411\u3051\u30b5\u30fc\u30d3\u30b9<br> - \u4e00\u822c\u30e6\u30fc\u30b6\u30fc\u5411\u3051\u30d5\u30a1\u30a4\u30eb\u5171\u6709\u30b5\u30fc\u30d3\u30b9<br> - \u30d0\u30c3\u30c1\u51e6\u7406\u30fb\u5206\u6790\u7528\u9014\u306e\u975e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30b5\u30fc\u30d3\u30b9 <\/li> <li><strong>\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u5225\u904b\u7528\u5206\u6563<\/strong>\uff1a - \u672c\u793eDC\u3001\u652f\u793eDC\u3001\u30af\u30e9\u30a6\u30c9\u5404\u30ea\u30fc\u30b8\u30e7\u30f3\u3092\u6d3b\u7528\u3057\u3001\u72b6\u6cc1\u306b\u5fdc\u3058\u305f\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u30dd\u30a4\u30f3\u30c8\u3092\u8a2d\u5b9a <\/li> <li><strong>\u6bb5\u968e\u7684\u30ea\u30cf\u30fc\u30b5\u30eb\u5b9f\u65bd<\/strong>\uff1a - \u5e74\u9593\u8a13\u7df4\u8a08\u753b\u3092\u7b56\u5b9a\u3057\u3001\u6708\u6b21\u30fb\u56db\u534a\u671f\u30fb\u534a\u671f\u3054\u3068\u306b\u30c6\u30b9\u30c8\u7a2e\u5225\u3092\u5909\u66f4 - \u5927\u898f\u6a21\u6a21\u64ec\u969c\u5bb3\u6f14\u7fd2\u3092\u534a\u5e74\u306b1\u56de\u5b9f\u65bd\u3057\u3001\u95a2\u4fc2\u8005\u9593\u306e\u9023\u643a\u3092\u78ba\u8a8d <\/li> <\/ul><\/p> <table> <caption>\u5927\u898f\u6a21\u74b0\u5883\u306b\u304a\u3051\u308bBCP\u7d30\u5206\u5316\u4f8b<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u5206\u985e<\/th><th>\u5bfe\u8c61\u30b5\u30fc\u30d3\u30b9<\/th><th>\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u624b\u9806<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u91cd\u8981\u30e6\u30fc\u30b6\u30fc\u5411\u3051<\/td><td>\u7d4c\u55b6\u30dd\u30fc\u30bf\u30eb\u3001\u8ca1\u52d9\u30b7\u30b9\u30c6\u30e0<\/td><td>\u5373\u6642\u672c\u793eDC\u2192\u652f\u793eDC\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc<\/td> <\/tr> <tr> <td>\u4e00\u822c\u30e6\u30fc\u30b6\u30fc\u5411\u3051<\/td><td>\u30d5\u30a1\u30a4\u30eb\u5171\u6709\u3001\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9<\/td><td>\u5197\u9577\u5316\u30af\u30e9\u30a6\u30c9\u3078\u306e\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc<\/td> <\/tr> <tr> <td>\u975e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30b5\u30fc\u30d3\u30b9<\/td><td>\u5206\u6790\u30d0\u30c3\u30c1\u3001\u30ed\u30b0\u96c6\u8a08<\/td><td>\u30ea\u30fc\u30b8\u30e7\u30f32\u306b\u3066\u5fa9\u65e7\u5f8c\u3001\u9806\u6b21\u518d\u958b<\/td> <\/tr> <\/tbody> <\/table> <p>\u4e0a\u8a18\u306e\u3088\u3046\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u7279\u6027\u3084\u30b5\u30fc\u30d3\u30b9\u7a2e\u5225\u3054\u3068\u306b<br>\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u512a\u5148\u5ea6\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u306a\u30b7\u30b9\u30c6\u30e0\u505c\u6b62\u9632\u6b62\u304c\u53ef\u80fd\u3067\u3059\u3002[\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d4c\u55b6\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2022\u5e74] <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060411440012307\" alt=\"ALT: BCP\u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u4e09\u91cd\u5316\u3068\u707d\u5bb3\u6642\u30aa\u30da\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';\">  <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-top:20px; margin-bottom:20px;\"> \u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u672c\u7ae0\u3067\u306f\u300cBCP\u8a2d\u8a08\u3068\u904b\u7528\u306e\u30dd\u30a4\u30f3\u30c8\u300d\u3092\u8aac\u660e\u3057\u307e\u3057\u305f\u3002\u4e0a\u53f8\u3078\u306f\u300c\u30c7\u30fc\u30bf\u4e09\u91cd\u5316\u3068\u6bb5\u968e\u7684\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u306e\u4ed5\u7d44\u307f\u3092\u5c0e\u5165\u3057\u3066\u3001\u4e8b\u696d\u7d99\u7d9a\u3092\u78ba\u5b9f\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u300d\u3053\u3068\u3092\u8a34\u6c42\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <!-- Perspective --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-bottom:20px;\"> <Perspective><br> \u6280\u8853\u62c5\u5f53\u8005\u3068\u3057\u3066\u306f\u3001\u5b9a\u671f\u7684\u306b\u6a21\u64ec\u8a13\u7df4\u3092\u5b9f\u65bd\u3057\u3001\u30ed\u30b0\u3084\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u3082\u3068\u306b\u6539\u5584\u70b9\u3092\u6d17\u3044\u51fa\u3059\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u7279\u306b\u7121\u96fb\u5316\u6642\u306eUPS\u7a3c\u50cd\u6642\u9593\u3084\u30af\u30e9\u30a6\u30c9\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u30ea\u30b9\u30c8\u30a2\u901f\u5ea6\u3092\u628a\u63e1\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002 <\/div> <br><br> <!-- Chapter7 --> <a id=\"chapter7\"><\/a>  <h2 class=\"heading-23\" style=\"margin-top:50pt;\">\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u6642\u306e\u8003\u616e\u4e8b\u9805<\/h2> <p>\u672c\u7ae0\u3067\u306f\u3001NAS\u3092\u542b\u3080IT\u30a4\u30f3\u30d5\u30e9\u5168\u4f53\u306e\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u6bb5\u968e\u3067ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u3084\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u8981\u4ef6\u3092\u3069\u306e\u3088\u3046\u306b\u7d44\u307f\u8fbc\u3080\u304b\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u304c\u793e\u5185\u3067\u8a2d\u8a08\u6848\u3092\u5171\u6709\u3059\u308b\u969b\u306b\u91cd\u8981\u306a\u7559\u610f\u70b9\u3092\u793a\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u8a2d\u8a08\u306e\u30dd\u30a4\u30f3\u30c8<\/span><\/h3> <p>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u9762\u3067\u306f\u4ee5\u4e0b\u306e\u8981\u7d20\u3092\u8003\u616e\u3057\u307e\u3059\u3002 <ul> <li><strong>ECC\u30e1\u30e2\u30ea\u642d\u8f09\u30b5\u30fc\u30d0\u30fc\u9078\u5b9a<\/strong>\uff1aNAS\u3084\u30b5\u30fc\u30d0\u30fc\u3092\u691c\u8a0e\u3059\u308b\u969b\u3001ECC\u5bfe\u5fdc\u306e\u6709\u7121\u3092\u5fc5\u305a\u78ba\u8a8d\u3057\u307e\u3059\u300212Gbps\u4ee5\u4e0a\u306e\u30e1\u30e2\u30ea\u30c1\u30e3\u30f3\u30cd\u30eb\u3092\u6301\u3064\u6a5f\u7a2e\u3092\u9078\u3076\u3068\u5c06\u6765\u6027\u304c\u3042\u308a\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u904b\u7528\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2022\u5e74]<\/li> <li><strong>RAID\u69cb\u6210<\/strong>\uff1aRAID5\u3067\u306f1\u30c7\u30a3\u30b9\u30af\u6545\u969c\u3057\u304b\u8a31\u5bb9\u3057\u306a\u3044\u305f\u3081\u3001RAID6\u4ee5\u4e0a\uff082\u30c7\u30a3\u30b9\u30af\u5197\u9577\uff09\u3092\u63a8\u5968\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u30e1\u30e2\u30ea\u8aa4\u308a\u304cRAID\u30ea\u30d3\u30eb\u30c9\u6642\u306b\u6ce2\u53ca\u3057\u3066\u3082\u3001\u4e8c\u91cd\u969c\u5bb3\u307e\u3067\u8010\u3048\u3089\u308c\u308b\u8a2d\u8a08\u3067\u3059\u3002<\/li> <li><strong>NIC\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a2d\u8a08<\/strong>\uff1a10GbE\u4ee5\u4e0a\u306e\u5e2f\u57df\u3092\u78ba\u4fdd\u3057\u3001\u8ee2\u9001\u8ca0\u8377\u304c\u9ad8\u3044\u5834\u9762\u3067\u3082I\/O\u5f85\u3061\u6642\u9593\u3092\u6e1b\u5c11\u3055\u305b\u307e\u3059\u3002<br>\u307e\u305f\u3001IPMI\u3084iDRAC\u306a\u3069\u306e\u30ea\u30e2\u30fc\u30c8\u7ba1\u7406\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u6709\u52b9\u5316\u3057\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u969c\u5bb3\u767a\u751f\u6642\u306e\u8fc5\u901f\u306a\u5bfe\u5fdc\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002<\/li> <li><strong>\u51b7\u5374\u8a2d\u8a08\u3068\u30e9\u30c3\u30af\u30ec\u30a4\u30a2\u30a6\u30c8<\/strong>\uff1a\u30e1\u30e2\u30ea\u6e29\u5ea6\u3092\u9069\u6b63\u7bc4\u56f2\uff0840\uff5e60\u2103\uff09\u306b\u7dad\u6301\u3059\u308b\u305f\u3081\u3001\u30e9\u30c3\u30af\u5185\u306e\u30a8\u30a2\u30d5\u30ed\u30fc\u8a2d\u8a08\u3092\u6700\u9069\u5316\u3057\u307e\u3059\u3002\u30e9\u30c3\u30af\u524d\u5f8c\u306b\u7a7a\u9593\u3092\u78ba\u4fdd\u3057\u3001\u30db\u30c3\u30c8\u30a2\u30a4\u30eb\uff0f\u30b3\u30fc\u30eb\u30c9\u30a2\u30a4\u30eb\u65b9\u5f0f\u3092\u63a1\u7528\u3057\u307e\u3059\u3002<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30fb\u30df\u30c9\u30eb\u30a6\u30a7\u30a2\u8a2d\u8a08<\/span><\/h3> <p>\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u9762\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u8981\u4ef6\u3092\u76db\u308a\u8fbc\u307f\u307e\u3059\u3002 <ul> <li><strong>\u81ea\u52d5\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u6a5f\u80fd<\/strong>\uff1aDRBD\u3084Pacemaker\u3092\u5229\u7528\u3057\u3001\u30ce\u30fc\u30c9\u969c\u5bb3\u6642\u306b\u81ea\u52d5\u7684\u306b\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u3057\u3066\u30b5\u30fc\u30d3\u30b9\u7d99\u7d9a\u3092\u56f3\u308a\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2021\u5e74]<\/li> <li><strong>\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u968e\u5c64\u5316<\/strong>\uff1a\u983b\u7e41\u306b\u30a2\u30af\u30bb\u30b9\u3055\u308c\u308b\u30c7\u30fc\u30bf\u7528\u306bSSD\u30ad\u30e3\u30c3\u30b7\u30e5\u5c64\u3092\u8a2d\u3051\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u7528\u306b\u30a2\u30fc\u30ab\u30a4\u30d6\u5c64\uff08\u4f4e\u901fHDD\uff09\u3092\u63a1\u7528\u3002\u3053\u308c\u306b\u3088\u308aI\/O\u8ca0\u8377\u3092\u5206\u6563\u3057\u3001ECC\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306e\u5f71\u97ff\u3092\u6700\u5c0f\u5316\u3057\u307e\u3059\u3002<\/li> <li><strong>\u30ed\u30b0\u4fdd\u5168\u3068WORM\u30b9\u30c8\u30ec\u30fc\u30b8<\/strong>\uff1a\u30b7\u30b9\u30c6\u30e0\u30ed\u30b0\u3084\u76e3\u67fb\u30ed\u30b0\u3092WORM\uff08Write Once Read Many\uff09\u5bfe\u5fdc\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u4fdd\u5b58\u3057\u3001\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u8abf\u67fb\u6642\u306b\u6539\u3056\u3093\u3092\u9632\u6b62\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d4c\u55b6\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2022\u5e74]<\/li> <li><strong>\u6697\u53f7\u5316\u3068\u30a2\u30af\u30bb\u30b9\u5236\u5fa1<\/strong>\uff1aAES-256\u306a\u3069\u306e\u6697\u53f7\u5316\u6280\u8853\u3092\u7528\u3044\u3066\u3001\u4fdd\u5b58\u30c7\u30fc\u30bf\u306e\u6a5f\u5bc6\u6027\u3092\u78ba\u4fdd\u3002NAS\u3068\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u5148\u9593\u306fTLS\/SSL\u3067\u901a\u4fe1\u3092\u4fdd\u8b77\u3057\u3001\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u3092LDAP\uff0fAD\u9023\u643a\u3067\u53b3\u683c\u306b\u7ba1\u7406\u3057\u307e\u3059\u3002<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>\u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u8981\u4ef6\u306e\u7d44\u307f\u8fbc\u307f<\/span><\/h3> <p>\u30de\u30eb\u30a6\u30a7\u30a2\u611f\u67d3\u3084\u5916\u90e8\uff0f\u5185\u90e8\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u6642\u306b\u3001\u4ee5\u4e0b\u306e\u8981\u4ef6\u3092\u8a2d\u8a08\u6bb5\u968e\u3067\u7d44\u307f\u8fbc\u307f\u307e\u3059\u3002 <ul> <li><strong>\u8a3c\u62e0\u4fdd\u5168\u306e\u81ea\u52d5\u5316<\/strong>\uff1aFS\u30ec\u30d9\u30eb\u3067\u306e\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u53d6\u5f97\u3092\u884c\u3044\u3001\u7591\u308f\u3057\u3044\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u6642\u306b\u306f\u81ea\u52d5\u7684\u306bWORM\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u8907\u88fd\u3002\u8abf\u67fb\u6642\u306b\u6539\u3056\u3093\u3092\u691c\u51fa\u3057\u3084\u3059\u304f\u3057\u307e\u3059\u3002<\/li> <li><strong>\u30ed\u30b0\u4e00\u5143\u7ba1\u7406<\/strong>\uff1aSyslog\u30b5\u30fc\u30d0\u30fc\u3084SIEM\uff08Security Information and Event Management\uff09\u3092\u5c0e\u5165\u3057\u3001OS\u30ec\u30d9\u30eb\uff0f\u30df\u30c9\u30eb\u30a6\u30a7\u30a2\uff0f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ed\u30b0\u3092\u96c6\u4e2d\u53ce\u96c6\u30fb\u76f8\u95a2\u5206\u6790\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2021\u5e74]<\/li> <li><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u76e3\u8996<\/strong>\uff1aIDS\/IPS\uff08Intrusion Detection\/Prevention System\uff09\u3092\u914d\u7f6e\u3057\u3001\u7570\u5e38\u901a\u4fe1\u3092\u691c\u77e5\u3057\u305f\u5834\u5408\u306b\u306f\u5373\u5ea7\u306b\u30a2\u30e9\u30fc\u30c8\u3092\u767a\u5831\u3002\u30ed\u30b0\u3092WORM\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u4fdd\u5168\u3057\u307e\u3059\u3002<\/li> <li><strong>\u30c7\u30fc\u30bf\u4fdd\u6301\u30dd\u30ea\u30b7\u30fc<\/strong>\uff1a\u6cd5\u4ee4\u306b\u3088\u308b\u8a3c\u8de1\u4fdd\u5168\u671f\u9593\uff08\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u3067\u306f6\u5e74\u9593\u3001GDPR\u3067\u306f\u4e00\u822c\u7684\u306b5\u5e74\u9593\uff09\u3092\u8003\u616e\u3057\u3001WORM\u30b9\u30c8\u30ec\u30fc\u30b8\u4fdd\u6301\u671f\u9593\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/li> <\/ul><\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060411440012308\" alt=\"ALT: \u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u306b\u304a\u3051\u308b\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u8981\u4ef6\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';\">  <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-top:20px; margin-bottom:20px;\"> \u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u672c\u7ae0\u3067\u306f\u300c\u8a2d\u8a08\u6bb5\u968e\u3067\u306e\u8003\u616e\u4e8b\u9805\u300d\u3092\u8aac\u660e\u3057\u307e\u3057\u305f\u3002\u4e0a\u53f8\u3078\u306f\u300cECC\u30e1\u30e2\u30ea\u3060\u3051\u3067\u306a\u304f\u3001RAID\u69cb\u6210\u3084\u51b7\u5374\u8a2d\u8a08\u3001WORM\u30b9\u30c8\u30ec\u30fc\u30b8\u306a\u3069\u306e\u7dcf\u5408\u7684\u306a\u8a2d\u8a08\u304c\u5fc5\u8981\u300d\u3068\u4f1d\u3048\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <!-- Perspective --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-bottom:20px;\"> <Perspective><br> \u6280\u8853\u62c5\u5f53\u8005\u3068\u3057\u3066\u306f\u3001\u8a2d\u8a08\u6bb5\u968e\u3067\u56f3\u9762\u3084\u69cb\u6210\u56f3\u3092\u95a2\u4fc2\u8005\u3068\u5171\u6709\u3057\u3001ECC\u642d\u8f09\u30fbWORM\u30b9\u30c8\u30ec\u30fc\u30b8\u3092\u542b\u3081\u305f\u30d5\u30a9\u30fc\u30eb\u30c8\u30c8\u30ec\u30e9\u30f3\u30c8\u8a2d\u8a08\u3092\u78ba\u5b9f\u306b\u53cd\u6620\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002 <\/div> <br><br> <!-- Chapter8 --> <a id=\"chapter8\"><\/a>  <h2 class=\"heading-23\" style=\"margin-top:50pt;\">\u4eba\u6750\u80b2\u6210\u30fb\u4eba\u6750\u52df\u96c6\u3068\u5fc5\u8981\u306a\u8cc7\u683c<\/h2> <p>\u672c\u7ae0\u3067\u306f\u3001ECC\u30e1\u30e2\u30ea\u5bfe\u5fdc\u3084NAS\u904b\u7528\u306b\u5fc5\u8981\u306a\u30b9\u30ad\u30eb\u30fb\u8cc7\u683c\u3092\u6574\u7406\u3057\u3001\u4eba\u6750\u80b2\u6210\u304a\u3088\u3073\u52df\u96c6\u6226\u7565\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002\u6280\u8853\u62c5\u5f53\u8005\u304c\u793e\u5185\u5411\u3051\u30dd\u30b8\u30b7\u30e7\u30f3\u63d0\u6848\u3084\u63a1\u7528\u6d3b\u52d5\u3092\u884c\u3046\u969b\u306b\u5f79\u7acb\u3064\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u5fc5\u8981\u306a\u30b9\u30ad\u30eb\u30bb\u30c3\u30c8<\/span><\/h3> <p>\u307e\u305a\u306f\u6280\u8853\u62c5\u5f53\u8005\u306b\u5fc5\u8981\u306a\u30b9\u30ad\u30eb\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002 <ul> <li><strong>\u30b9\u30c8\u30ec\u30fc\u30b8\u6280\u8853<\/strong>\uff1aRAID\u69cb\u6210\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\uff08ext4\u3001xfs\u306a\u3069\uff09\u3001NAS\u5c02\u7528OS\uff08FreeNAS\u3001TrueNAS\u306a\u3069\uff09\u306e\u77e5\u8b58\u3002<\/li> <li><strong>\u30e1\u30e2\u30ea\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/strong>\uff1aECC\u30e1\u30e2\u30ea\u539f\u7406\u3001\u30e1\u30e2\u30ea\u30d0\u30b9\u5e2f\u57df\u3001DRAM\u7279\u6027\u306a\u3069\u306e\u7406\u89e3\u3002<\/li> <li><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fbOS\u7ba1\u7406<\/strong>\uff1aTCP\/IP\u3001SNMP\u3001IPMI\u3001Linux\u64cd\u4f5c\u5168\u822c\uff08dmesg, smartmontools\u306a\u3069\uff09\u306b\u7cbe\u901a\u3002<\/li> <li><strong>\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af<\/strong>\uff1aIDS\/IPS\u3001SIEM\u30c4\u30fc\u30eb\u3001WORM\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30ed\u30b0\u89e3\u6790\u6280\u8853\u3002<\/li> <li><strong>\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u77e5\u8b58<\/strong>\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u3001\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u3001GDPR\u306a\u3069\u95a2\u9023\u6cd5\u4ee4\u306e\u57fa\u790e\u7406\u89e3\u3002<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>\u8a72\u5f53\u3059\u308b\u8cc7\u683c\u4f8b<\/span><\/h3> <p>\u4eba\u6750\u52df\u96c6\u3084\u8a55\u4fa1\u306b\u4f7f\u3048\u308b\u4e3b\u306a\u8cc7\u683c\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002 <ul> <li><strong>\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb<\/strong>\uff08IPA\uff09: \u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5168\u822c\u306e\u77e5\u8b58\u3068\u5b9f\u8df5\u529b\u3092\u8a3c\u660e\u3002<\/li> <li><strong>CISSP\uff08Certified Information Systems Security Professional\uff09<\/strong>\uff08(ISC)\u00b2\uff09: \u56fd\u969b\u7684\u306b\u8a8d\u77e5\u3055\u308c\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8cc7\u683c\u3002<\/li> <li><strong>CCNP Data Center<\/strong>\uff08Cisco\uff09: \u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u5411\u3051\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fb\u30b9\u30c8\u30ec\u30fc\u30b8\u6280\u8853\u306e\u5fdc\u7528\u529b\u3092\u8a3c\u660e\u3002<\/li> <li><strong>LPIC-2 \/ RHCE<\/strong>\uff08Linux\u8a8d\u5b9a\uff09: Linux OS\u7ba1\u7406\u80fd\u529b\u306e\u8a3c\u660e\u3002<\/li> <li><strong>Forensic Examiner<\/strong>\uff08EC-Council\uff09: \u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u8abf\u67fb\u30b9\u30ad\u30eb\u3092\u8a3c\u660e\u3002<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>\u793e\u5185\u6559\u80b2\u30d7\u30e9\u30f3\u4f8b<\/span><\/h3> <p>\u65b0\u5165\u793e\u54e1\u304a\u3088\u3073\u4e2d\u9014\u63a1\u7528\u8005\u5411\u3051\u306b\u3001\u4ee5\u4e0b\u306e\u6559\u80b2\u30d7\u30e9\u30f3\u3092\u63a8\u5968\u3057\u307e\u3059\u3002 <table> <caption>\u793e\u5185\u6559\u80b2\u30d7\u30e9\u30f3\u4f8b<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u30d5\u30a7\u30fc\u30ba<\/th><th>\u5bfe\u8c61\u8005<\/th><th>\u5185\u5bb9<\/th><th>\u671f\u9593<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u57fa\u790e\u7814\u4fee<\/td><td>\u65b0\u4eba\/\u4e2d\u90141\u5e74\u672a\u6e80<\/td><td>Linux\u57fa\u790e\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u57fa\u790e\u3001ECC\u30e1\u30e2\u30ea\u539f\u7406<\/td><td>3\u30f6\u6708<\/td> <\/tr> <tr> <td>\u4e2d\u7d1a\u7814\u4fee<\/td><td>\u7d4c\u9a132\uff5e3\u5e74<\/td><td>RAID\u69cb\u6210\u8a2d\u8a08\u3001NAS\u904b\u7528\u3001\u969c\u5bb3\u5bfe\u5fdc\u30d5\u30ed\u30fc<\/td><td>4\u30f6\u6708<\/td> <\/tr> <tr> <td>\u4e0a\u7d1a\u7814\u4fee<\/td><td>\u7d4c\u9a134\u5e74\u4ee5\u4e0a<\/td><td>\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u624b\u6cd5\u3001\u6cd5\u4ee4\u8981\u4ef6\u3001BCP\u8a2d\u8a08<\/td><td>6\u30f6\u6708<\/td> <\/tr> <\/tbody> <\/table> <\/p> <p style=\"font-size:0.9em; color:#666;\">* \u5404\u7814\u4fee\u5f8c\u306b\u4fee\u4e86\u30c6\u30b9\u30c8\u3092\u5b9f\u65bd\u3057\u3001\u30b9\u30ad\u30eb\u30ec\u30d9\u30eb\u3092\u53ef\u8996\u5316\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <h3 class=\"heading-33\"><span>\u4eba\u6750\u52df\u96c6\u6226\u7565\u3068\u30b8\u30e7\u30d6\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3<\/span><\/h3> <p>\u6c42\u4eba\u3092\u51fa\u3059\u969b\u306e\u30b8\u30e7\u30d6\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\uff08\u4f8b\uff09\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002 <ul> <li><strong>\u8077\u52d9\u6982\u8981<\/strong>\uff1a NAS\u904b\u7528\u30fb\u4fdd\u5b88\u3001ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u5bfe\u7b56\u3001RAID\u8a2d\u8a08\u3001\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u8abf\u67fb\u306e\u5b9f\u65bd\u3092\u62c5\u5f53\u3002<\/li> <li><strong>\u5fc5\u9808\u30b9\u30ad\u30eb<\/strong>\uff1a - Linux\u30b5\u30fc\u30d0\u30fc\u904b\u7528\u7d4c\u9a133\u5e74\u4ee5\u4e0a<br> - RAID\u69cb\u6210\u3068\u30b9\u30c8\u30ec\u30fc\u30b8\u6280\u8853\u306e\u5b9f\u52d9\u7d4c\u9a13<br> - \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ed\u30b0\u89e3\u6790\u30b9\u30ad\u30eb<br> - \u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u3001\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u306e\u57fa\u790e\u77e5\u8b58<\/li> <li><strong>\u6b53\u8fce\u30b9\u30ad\u30eb<\/strong>\uff1a - \u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\u3001CISSP\u306a\u3069\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8cc7\u683c\u4fdd\u6709\u8005<br> - \u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u8abf\u67fb\u7d4c\u9a13<br> - \u30af\u30e9\u30a6\u30c9\u30b9\u30c8\u30ec\u30fc\u30b8\u904b\u7528\u7d4c\u9a13\uff08AWS\u3001GCP\u7b49\uff09<\/li> <li><strong>\u6c42\u3081\u308b\u4eba\u7269\u50cf<\/strong>\uff1a - \u30c8\u30e9\u30d6\u30eb\u5bfe\u5fdc\u6642\u306b\u51b7\u9759\u306b\u624b\u9806\u3092\u9042\u884c\u3067\u304d\u308b\u65b9<br> - \u6cd5\u4ee4\u30fb\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u9075\u5b88\u610f\u8b58\u304c\u9ad8\u3044\u65b9<br> - \u30c1\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u91cd\u8996\u3057\u3001\u60c5\u5831\u5171\u6709\u3092\u60dc\u3057\u307e\u306a\u3044\u65b9<\/li> <\/ul><\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060411440012309\" alt=\"ALT: \u4eba\u6750\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';\">  <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-top:20px; margin-bottom:20px;\"> \u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u672c\u7ae0\u3067\u306f\u300c\u5fc5\u8981\u30b9\u30ad\u30eb\u30fb\u8cc7\u683c\u30fb\u6559\u80b2\u30d7\u30e9\u30f3\u300d\u3092\u8aac\u660e\u3057\u307e\u3057\u305f\u3002\u4e0a\u53f8\u3078\u306f\u300c\u30b8\u30e7\u30d6\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u306b\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u3084\u6cd5\u4ee4\u77e5\u8b58\u3092\u660e\u8a18\u3057\u3001\u63a1\u7528\u5019\u88dc\u8005\u306e\u30df\u30b9\u30de\u30c3\u30c1\u3092\u9632\u6b62\u3059\u308b\u300d\u3053\u3068\u3092\u8a34\u6c42\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <!-- Perspective --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-bottom:20px;\"> <Perspective><br> \u6280\u8853\u62c5\u5f53\u8005\u3068\u3057\u3066\u306f\u3001\u793e\u5185\u306e\u6559\u80b2\u62c5\u5f53\u3068\u9023\u643a\u3057\u3066\u7814\u4fee\u5185\u5bb9\u3092\u30d6\u30e9\u30c3\u30b7\u30e5\u30a2\u30c3\u30d7\u3057\u3001\u5b9a\u671f\u7684\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u898b\u76f4\u3059\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u63a1\u7528\u6642\u306b\u306f\u5019\u88dc\u8005\u306e\u6280\u8853\u8a66\u9a13\u3060\u3051\u3067\u306a\u304f\u3001\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u610f\u8b58\u3082\u8a55\u4fa1\u30dd\u30a4\u30f3\u30c8\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <br><br> <!-- Chapter9 --> <a id=\"chapter9\"><\/a>  <h2 class=\"heading-23\" style=\"margin-top:50pt;\">\u904b\u7528\u3068\u70b9\u691c\u306e\u5b9f\u8df5<\/h2> <p>\u672c\u7ae0\u3067\u306f\u3001\u65e5\u5e38\u904b\u7528\u3068\u5b9a\u671f\u70b9\u691c\u306b\u304a\u3051\u308b\u5177\u4f53\u7684\u624b\u6cd5\u3092\u793a\u3057\u3001NAS\u74b0\u5883\u3067ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u3084\u305d\u306e\u4ed6\u969c\u5bb3\u3092\u672a\u7136\u306b\u9632\u3050\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u65e5\u5e38\u904b\u7528\u306e\u30dd\u30a4\u30f3\u30c8<\/span><\/h3> <p>\u65e5\u5e38\u904b\u7528\u3067\u306f\u4e0b\u8a18\u3092\u5b9f\u65bd\u3057\u307e\u3059\u3002 <ul> <li><strong>ECC\u30a8\u30e9\u30fc\u76e3\u8996\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9<\/strong>\uff1a NAS\u30d9\u30f3\u30c0\u30fc\u63d0\u4f9b\u306e\u76e3\u8996\u30c4\u30fc\u30eb\u3084Grafana\u3092\u7528\u3044\u3066\u3001Correctable Error\u304a\u3088\u3073Uncorrectable Error\u306e\u767a\u751f\u4ef6\u6570\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u53ef\u8996\u5316\u3057\u307e\u3059\u3002[\u51fa\u5178\uff1a\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u59d4\u54e1\u4f1a\u300eIT\u904b\u7528\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u300f2021\u5e74]<\/li> <li><strong>\u30a2\u30e9\u30fc\u30c8\u8a2d\u5b9a<\/strong>\uff1a Correctable Error\u304c\u4e00\u5b9a\u6570\u3092\u8d85\u3048\u305f\u969b\u306b\u30e1\u30fc\u30eb\u3084\u30c1\u30e3\u30c3\u30c8\u30c4\u30fc\u30eb\u3078\u81ea\u52d5\u901a\u77e5\u3059\u308b\u4ed5\u7d44\u307f\u3092\u69cb\u7bc9\u3002\u5177\u4f53\u7684\u306b\u306f\u300c\u9031\u306b50\u4ef6\u4ee5\u4e0a\u3067\u30a2\u30e9\u30fc\u30c8\u300d\u306a\u3069\u95be\u5024\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/li> <li><strong>\u5b9a\u671f\u30ed\u30b0\u30ec\u30d3\u30e5\u30fc<\/strong>\uff1a \u6bce\u9031\u3001BIOS\/UEFI\u30ed\u30b0\u30fbOS\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3001\u7570\u5e38\u306a\u30a8\u30e9\u30fc\u5897\u52a0\u50be\u5411\u304c\u306a\u3044\u304b\u30ec\u30d3\u30e5\u30fc\u3057\u307e\u3059\u3002\u30ec\u30d3\u30e5\u30fc\u7d50\u679c\u306f\u6708\u6b21\u30ec\u30dd\u30fc\u30c8\u3068\u3057\u3066\u307e\u3068\u3081\u3001\u7d4c\u55b6\u5c64\u306b\u5831\u544a\u3057\u307e\u3059\u3002<\/li> <li><strong>\u5b9a\u671f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c1\u30a7\u30c3\u30af<\/strong>\uff1a \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u30ea\u30b9\u30c8\u30a2\u30c6\u30b9\u30c8\u3092\u67081\u56de\u5b9f\u65bd\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4fe1\u983c\u6027\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>\u5b9a\u671f\u70b9\u691c\u306e\u5b9f\u65bd\u4f8b<\/span><\/h3> <p>\u5b9a\u671f\u70b9\u691c\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u306e\u4e00\u4f8b\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002 <ul> <li><strong>\u9031\u6b21\u70b9\u691c<\/strong>\uff1a - dmesg\u3084syslog\u3067Correctable Error\u4ef6\u6570\u78ba\u8a8d<br> - RAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u7ba1\u7406\u753b\u9762\u3067\u30ea\u30d3\u30eb\u30c9\u72b6\u6cc1\u78ba\u8a8d<\/li> <li><strong>\u6708\u6b21\u70b9\u691c<\/strong>\uff1a - BIOS\/UEFI\u30ed\u30b0\u306e\u4e00\u62ec\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30fb\u89e3\u6790<br> - \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30ea\u30b9\u30c8\u30a2\u30c6\u30b9\u30c8\u5b9f\u65bd<\/li> <li><strong>\u56db\u534a\u671f\u70b9\u691c<\/strong>\uff1a - \u5b9f\u6a5f\u3067\u306e\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u30c6\u30b9\u30c8\uff08memtest86\u306a\u3069\uff09\u3092\u5b9f\u65bd\u3057\u3001\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u7387\u3092\u8a08\u6e2c<br> - \u51b7\u5374\u8a2d\u5099\u70b9\u691c\u3001\u30e9\u30c3\u30af\u6e29\u5ea6\u5206\u5e03\u78ba\u8a8d<\/li> <li><strong>\u534a\u671f\u70b9\u691c<\/strong>\uff1a - \u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u6f14\u7fd2\u3092\u5b9f\u65bd\u3057\u3001\u30ed\u30b0\u4fdd\u5168\u624b\u9806\u3092\u518d\u78ba\u8a8d<br> - BCP\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u6f14\u7fd2\uff08\u969c\u5bb3\u767a\u751f\u3092\u60f3\u5b9a\u3057\u305f\u673a\u4e0a\u6f14\u7fd2\uff09<\/li> <\/ul><\/p> <table> <caption>\u5b9a\u671f\u70b9\u691c\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u4f8b<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u983b\u5ea6<\/th><th>\u9805\u76ee<\/th><th>\u8a73\u7d30\u5185\u5bb9<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u9031\u6b21<\/td><td>\u30ed\u30b0\u78ba\u8a8d<\/td><td>dmesg\/syslog\u306eCorrectable Error\u78ba\u8a8d<\/td> <\/tr> <tr> <td>\u6708\u6b21<\/td><td>BIOS\/UEFI\u30ed\u30b0\u89e3\u6790<\/td><td>Uncorrectable Error\u767a\u751f\u6709\u7121\u78ba\u8a8d<\/td> <\/tr> <tr> <td>\u56db\u534a\u671f<\/td><td>\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u30c6\u30b9\u30c8<\/td><td>memtest86\u3067\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u7387\u8a08\u6e2c<\/td> <\/tr> <tr> <td>\u534a\u671f<\/td><td>\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u6f14\u7fd2<\/td><td>\u30ed\u30b0\u4fdd\u5168\u3068\u8abf\u67fb\u624b\u9806\u306e\u78ba\u8a8d<\/td> <\/tr> <\/tbody> <\/table> <p style=\"font-size:0.9em; color:#666;\">* \u30d9\u30f3\u30c1\u30de\u30fc\u30af\u30c6\u30b9\u30c8\u306f\u696d\u52d9\u8ca0\u8377\u304c\u5c11\u306a\u3044\u9031\u672b\u306b\u5b9f\u65bd\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u969c\u5bb3\u5bfe\u5fdc\u624b\u9806\u66f8\u30b5\u30f3\u30d7\u30eb<\/span><\/h3> <p>\u4ee5\u4e0b\u306f\u3001\u969c\u5bb3\u767a\u751f\u6642\u306e\u624b\u9806\u66f8\u30b5\u30f3\u30d7\u30eb\u3067\u3059\u3002 <ul> <li><strong>\u624b\u98061<\/strong>\uff1a\u30a2\u30e9\u30fc\u30c8\u53d7\u4fe1\uff08Correctable Error\u95be\u5024\u8d85\u904e\uff09<\/li> <li><strong>\u624b\u98062<\/strong>\uff1a\u5bfe\u8c61\u30e1\u30e2\u30ea\u30b9\u30ed\u30c3\u30c8\u7279\u5b9a\u3068\u4ea4\u63db\u4f5c\u696d<\/li> <li><strong>\u624b\u98063<\/strong>\uff1aRAID\u30ea\u30d3\u30eb\u30c9\u9032\u6357\u78ba\u8a8d<\/li> <li><strong>\u624b\u98064<\/strong>\uff1a\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u5b9f\u65bd<\/li> <li><strong>\u624b\u98065<\/strong>\uff1a\u5b8c\u4e86\u5831\u544a\u3068\u30ed\u30b0\u4fdd\u5b58<\/li> <\/ul><\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060411440012310\" alt=\"ALT: \u969c\u5bb3\u5bfe\u5fdc\u624b\u9806\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';\">  <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-top:20px; margin-bottom:20px;\"> \u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u672c\u7ae0\u3067\u306f\u300c\u65e5\u5e38\u904b\u7528\u3068\u5b9a\u671f\u70b9\u691c\u624b\u9806\u300d\u3092\u8aac\u660e\u3057\u307e\u3057\u305f\u3002\u4e0a\u53f8\u3078\u306f\u300c\u9031\u6b21\u304b\u3089\u534a\u671f\u307e\u3067\u306e\u904b\u7528\u30fb\u70b9\u691c\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u7b56\u5b9a\u3057\u3001\u969c\u5bb3\u767a\u751f\u3092\u672a\u7136\u306b\u9632\u3050\u300d\u3053\u3068\u3092\u4f1d\u3048\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <!-- Perspective --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-bottom:20px;\"> <Perspective><br> \u6280\u8853\u62c5\u5f53\u8005\u3068\u3057\u3066\u306f\u3001\u5b9a\u671f\u70b9\u691c\u306e\u7d50\u679c\u3092\u53ef\u8996\u5316\u3057\u3001\u50be\u5411\u5206\u6790\u3092\u884c\u3046\u4ed5\u7d44\u307f\u3092\u4f5c\u308b\u3053\u3068\u3067\u3001\u4e88\u9632\u4fdd\u5168\u3092\u5f37\u5316\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u56db\u534a\u671f\u306e\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u30c6\u30b9\u30c8\u7d50\u679c\u3092\u5168\u54e1\u3067\u5171\u6709\u3057\u3001\u6539\u5584\u7b56\u3092\u7acb\u6848\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <br><br> <!-- Chapter10 --> <a id=\"chapter10\"><\/a>  <h2 class=\"heading-23\" style=\"margin-top:50pt;\">\u95a2\u4fc2\u8005\u3068\u5916\u90e8\u5c02\u9580\u5bb6\u3078\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3<\/h2> <p>\u672c\u7ae0\u3067\u306f\u3001NAS\u904b\u7528\u306b\u304a\u3044\u3066\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u969b\u306e\u793e\u5185\u95a2\u4fc2\u8005\u304a\u3088\u3073\u5916\u90e8\u5c02\u9580\u5bb6\u3078\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30ed\u30fc\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u7279\u306b\u3001\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\u3078\u306e\u554f\u3044\u5408\u308f\u305b\u624b\u9806\u3092\u660e\u78ba\u306b\u793a\u3057\u3001\u7dca\u6025\u6642\u306b\u78ba\u5b9f\u306a\u9023\u643a\u304c\u53d6\u308c\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u793e\u5185\u95a2\u4fc2\u8005\u4e00\u89a7\u3068\u901a\u77e5\u30d5\u30ed\u30fc<\/span><\/h3> <p>NAS\u306b\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001\u4e0b\u8a18\u306e\u793e\u5185\u95a2\u4fc2\u8005\u3078\u901f\u3084\u304b\u306b\u60c5\u5831\u5171\u6709\u3092\u884c\u3044\u307e\u3059\u3002 <ul> <li><strong>IT\u90e8\u9580\u30ea\u30fc\u30c0\u30fc<\/strong>\uff1a\u521d\u52d5\u5831\u544a\u3092\u53d7\u3051\u3001\u5bfe\u5fdc\u65b9\u5411\u6027\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/li> <li><strong>\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u90e8\u9580<\/strong>\uff1a\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u5f71\u97ff\u7bc4\u56f2\u3092\u628a\u63e1\u3057\u3001\u5fc5\u8981\u306a\u30b7\u30b9\u30c6\u30e0\u505c\u6b62\u30fb\u518d\u8d77\u52d5\u624b\u9806\u3092\u5b9f\u65bd\u3002<\/li> <li><strong>\u6cd5\u52d9\u90e8\u9580<\/strong>\uff1a\u500b\u4eba\u60c5\u5831\u3084\u6a5f\u5bc6\u60c5\u5831\u304c\u542b\u307e\u308c\u308b\u5834\u5408\u3001\u6cd5\u7684\u30ea\u30b9\u30af\u3092\u8a55\u4fa1\u3057\u3001\u5831\u544a\u66f8\u4f5c\u6210\u3092\u30b5\u30dd\u30fc\u30c8\u3002<\/li> <li><strong>\u7dcf\u52d9\u90e8\u9580<\/strong>\uff1aBCP\u5bfe\u5fdc\u306e\u9023\u7d61\u3084\u793e\u5916\u3078\u306e\u521d\u671f\u8aac\u660e\u3092\u62c5\u5f53\u3002<\/li> <li><strong>\u7d4c\u55b6\u5c64<\/strong>\uff1a\u88ab\u5bb3\u72b6\u6cc1\u3068\u5bfe\u5fdc\u7b56\u3092\u5831\u544a\u3057\u3001\u8ffd\u52a0\u4e88\u7b97\u3084\u610f\u601d\u6c7a\u5b9a\u3092\u4ef0\u3050\u3002<\/li> <li><strong>\u55b6\u696d\u90e8\u9580<\/strong>\uff1a\u9867\u5ba2\u3078\u306e\u5f71\u97ff\u7bc4\u56f2\u3092\u628a\u63e1\u3057\u3001\u5bfe\u5fdc\u72b6\u6cc1\u3092\u8abf\u6574\u3059\u308b\u3002<\/li> <\/ul><\/p> <h3 class=\"heading-33\"><span>\u5916\u90e8\u5c02\u9580\u5bb6\uff08\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\uff09\u3078\u306e\u9023\u7d61\u624b\u9806<\/span><\/h3> <p>\u7dca\u6025\u6642\u306b\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\uff08\u5f0a\u793e\uff09\u3078\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u3059\u308b\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u306b\u6cbf\u3063\u3066\u304f\u3060\u3055\u3044\u3002 <ul> <li><strong>\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u5224\u65ad\u57fa\u6e96<\/strong>\uff1a - Uncorrectable Error\u304c2\u56de\u4ee5\u4e0a\u767a\u751f\u3057\u305f\u5834\u5408<br> - RAID\u30ea\u30d3\u30eb\u30c9\u4e2d\u306b\u8ffd\u52a0\u969c\u5bb3\u304c\u767a\u751f\u3057\u3001\u81ea\u793e\u3060\u3051\u3067\u5bfe\u5fdc\u304c\u56f0\u96e3\u306a\u5834\u5408<br> - \u30c7\u30b8\u30bf\u30eb\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u8abf\u67fb\u304c\u5fc5\u8981\u306a\u7591\u3044\u304c\u3042\u308b\u5834\u5408\uff08\u30de\u30eb\u30a6\u30a7\u30a2\u611f\u67d3\u3084\u5185\u90e8\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306a\u3069\uff09<\/li> <li><strong>\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\u3078\u306e\u304a\u554f\u3044\u5408\u308f\u305b<\/strong>\uff1a \u672c\u30da\u30fc\u30b8\u4e0b\u90e8\u306b\u8a2d\u7f6e\u3057\u305f\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u3054\u4f9d\u983c\u304f\u3060\u3055\u3044\u3002\u30d5\u30a9\u30fc\u30e0\u306b\u300cECC\u969c\u5bb3\u300d\u300c\u7dca\u6025\u5fa9\u65e7\u300d\u300c\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u8abf\u67fb\u300d\u306a\u3069\u306e\u8981\u4ef6\u3092\u7c21\u6f54\u306b\u8a18\u8f09\u3044\u305f\u3060\u304f\u3068\u3001\u8fc5\u901f\u306b\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/li> <li><strong>\u4e00\u6b21\u5bfe\u5fdc\u306e\u53ef\u8996\u5316<\/strong>\uff1a \u81ea\u793e\u3067\u5b9f\u65bd\u3057\u305f\u969c\u5bb3\u5bfe\u5fdc\u624b\u9806\uff08\u30ed\u30b0\u30fb\u4f5c\u696d\u624b\u9806\u66f8\u30fb\u7d50\u679c\uff09\u3092Excel\u3084PDF\u3067\u307e\u3068\u3081\u3001\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\u3078\u6dfb\u4ed8\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li> <li><strong>\u5bfe\u5fdc\u9023\u7d61\u7a93\u53e3<\/strong>\uff1a \u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u306b\u3054\u9023\u7d61\u5f8c\u3001\u5f0a\u793e\u62c5\u5f53\u8005\u304b\u308924\u6642\u9593\u4ee5\u5185\u306b\u8fd4\u4fe1\u3057\u3001\u5fc5\u8981\u306a\u8ffd\u52a0\u60c5\u5831\u3084\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u8abf\u6574\u3057\u307e\u3059\u3002<\/li> <\/ul><\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060411440012311\" alt=\"ALT: \u793e\u5185\u304a\u3088\u3073\u5916\u90e8\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';\">  <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-top:20px; margin-bottom:20px;\"> \u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u672c\u7ae0\u3067\u306f\u300c\u793e\u5185\u901a\u77e5\u304a\u3088\u3073\u5916\u90e8\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u624b\u9806\u300d\u3092\u8aac\u660e\u3057\u307e\u3057\u305f\u3002\u4e0a\u53f8\u3078\u306f\u300c\u81ea\u793e\u5bfe\u5fdc\u56f0\u96e3\u6642\u306f\u901f\u3084\u304b\u306b\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\u3078\u9023\u7d61\u3057\u3001\u30d5\u30a9\u30fc\u30e0\u3092\u6d3b\u7528\u3057\u3066\u5fc5\u8981\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u300d\u3053\u3068\u3092\u5468\u77e5\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <!-- Perspective --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-bottom:20px;\"> <Perspective><br> \u6280\u8853\u62c5\u5f53\u8005\u3068\u3057\u3066\u306f\u3001\u969c\u5bb3\u6642\u306e\u521d\u52d5\u5bfe\u5fdc\u8cc7\u6599\u3092\u65e5\u9803\u304b\u3089\u6574\u5099\u3057\u3001\u3044\u3064\u3067\u3082\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\u3078\u9023\u643a\u3067\u304d\u308b\u4f53\u5236\u3092\u69cb\u7bc9\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u307e\u305f\u3001\u554f\u3044\u5408\u308f\u305b\u5f8c\u306e\u9023\u7d61\u7d4c\u8def\u3092\u3042\u3089\u304b\u3058\u3081\u793e\u5185\u5168\u54e1\u306b\u5171\u6709\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002 <\/div> <br><br> <!-- Chapter11 --> <a id=\"chapter11\"><\/a>  <h2 class=\"heading-23\" style=\"margin-top:50pt;\">\u4e88\u7b97\u7372\u5f97\u30fb\u6295\u8cc7\u5bfe\u52b9\u679c\uff08ROI\uff09\u306e\u7b97\u51fa<\/h2> <p>\u672c\u7ae0\u3067\u306f\u3001ECC\u30e1\u30e2\u30ea\u5bfe\u5fdc\u3084NAS\u904b\u7528\u306b\u5fc5\u8981\u306a\u4e88\u7b97\u3092\u7372\u5f97\u3059\u308b\u305f\u3081\u306e\u65b9\u6cd5\u3068\u3001\u6295\u8cc7\u5bfe\u52b9\u679c\uff08ROI\uff09\u3092\u7b97\u51fa\u3059\u308b\u624b\u9806\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u7d4c\u55b6\u5c64\u306b\u7d0d\u5f97\u3057\u3066\u3082\u3089\u3046\u305f\u3081\u306e\u6570\u5024\u30e2\u30c7\u30eb\u3092\u63d0\u793a\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u521d\u671f\u6295\u8cc7\u8cbb\u7528\u3068\u904b\u7528\u30b3\u30b9\u30c8\u6bd4\u8f03<\/span><\/h3> <p>\u307e\u305a\u3001ECC\u30e1\u30e2\u30ea\u642d\u8f09NAS\u3092\u5c0e\u5165\u3057\u305f\u5834\u5408\u3068\u901a\u5e38NAS\u3092\u5c0e\u5165\u3057\u305f\u5834\u5408\u306e\u30b3\u30b9\u30c8\u6bd4\u8f03\u3092\u884c\u3044\u307e\u3059\uff08\u4ee5\u4e0b\u306f\u6982\u7b97\u4f8b\uff09\u3002 <table> <caption>\u521d\u671f\u6295\u8cc7\u8cbb\u7528\u6bd4\u8f03\uff08\u6982\u7b97\u4f8b\uff09<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u9805\u76ee<\/th><th>\u901a\u5e38NAS<\/th><th>ECC\u642d\u8f09NAS<\/th><th>\u5dee\u5206<\/th> <\/tr> <\/thead> <tbody> <tr> <td>NAS\u6a5f\u5668\u8cbb\u7528<\/td><td>\u00a51,000,000<\/td><td>\u00a51,050,000<\/td><td>\uff0b\u00a550,000<\/td> <\/tr> <tr> <td>RAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u8ffd\u52a0\u8cbb\u7528<\/td><td>\u00a5100,000<\/td><td>\u00a5150,000<\/td><td>\uff0b\u00a550,000<\/td> <\/tr> <tr> <td>\u521d\u671f\u8a2d\u5b9a\u30fb\u5c0e\u5165\u4f5c\u696d\u8cbb<\/td><td>\u00a5200,000<\/td><td>\u00a5250,000<\/td><td>\uff0b\u00a550,000<\/td> <\/tr> <tr> <td>\u5408\u8a08\u521d\u671f\u8cbb\u7528<\/td><td>\u00a51,300,000<\/td><td>\u00a51,450,000<\/td><td>\uff0b\u00a5150,000<\/td> <\/tr> <\/tbody> <\/table> <\/p> <p style=\"font-size:0.9em; color:#666;\">* \u6a5f\u5668\u4ed5\u69d8\u3084\u898f\u6a21\u306b\u3088\u308a\u8cbb\u7528\u306f\u5909\u52d5\u3057\u307e\u3059\u306e\u3067\u3001\u3042\u304f\u307e\u3067\u6982\u7b97\u4f8b\u3068\u3057\u3066\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p> <h3 class=\"heading-33\"><span>\u5e74\u9593\u904b\u7528\u30b3\u30b9\u30c8\u8a66\u7b97<\/span><\/h3> <p>\u6b21\u306b\u3001\u5e74\u9593\u904b\u7528\u30b3\u30b9\u30c8\u3092\u8a66\u7b97\u3057\u307e\u3059\u3002 <table> <caption>\u5e74\u9593\u904b\u7528\u30b3\u30b9\u30c8\u6bd4\u8f03\uff08\u6982\u7b97\u4f8b\uff09<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u9805\u76ee<\/th><th>\u901a\u5e38NAS<\/th><th>ECC\u642d\u8f09NAS<\/th><th>\u5dee\u5206<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u4fdd\u5b88\u30fb\u30b5\u30dd\u30fc\u30c8\u8cbb\u7528<\/td><td>\u00a5150,000<\/td><td>\u00a5200,000<\/td><td>\uff0b\u00a550,000<\/td> <\/tr> <tr> <td>\u76e3\u8996\u904b\u7528\u4eba\u4ef6\u8cbb<\/td><td>\u00a5800,000<\/td><td>\u00a5900,000<\/td><td>\uff0b\u00a5100,000<\/td> <\/tr> <tr> <td>\u969c\u5bb3\u5bfe\u5fdc\u30b3\u30f3\u30b5\u30eb\u8cbb\u7528<\/td><td>\u00a5100,000<\/td><td>\u00a5150,000<\/td><td>\uff0b\u00a550,000<\/td> <\/tr> <tr> <td>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4fdd\u5168\u8cbb\u7528<\/td><td>\u00a5120,000<\/td><td>\u00a5120,000<\/td><td>\u00b1\u00a50<\/td> <\/tr> <tr> <td>\u5408\u8a08\u5e74\u9593\u904b\u7528\u8cbb<\/td><td>\u00a51,170,000<\/td><td>\u00a51,370,000<\/td><td>\uff0b\u00a5200,000<\/td> <\/tr> <\/tbody> <\/table> <\/p> <p style=\"font-size:0.9em; color:#666;\">* \u904b\u7528\u65b9\u6cd5\u3084\u969c\u5bb3\u983b\u5ea6\u306b\u3088\u308a\u5909\u52d5\u3057\u307e\u3059\u306e\u3067\u3001\u76ee\u5b89\u3068\u3057\u3066\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p> <h3 class=\"heading-33\"><span>ROI\uff08\u6295\u8cc7\u5bfe\u52b9\u679c\uff09\u306e\u7b97\u51fa\u624b\u9806<\/span><\/h3> <p>ROI\u3092\u7b97\u51fa\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3092\u8e0f\u307f\u307e\u3059\u3002 <ol> <li><strong>\u8cbb\u7528\u306e\u5408\u8a08\u984d\u3092\u628a\u63e1<\/strong>\uff1a\u521d\u671f\u6295\u8cc7\uff0b\u5e74\u9593\u904b\u7528\u30b3\u30b9\u30c8\u3002<\/li> <li><strong>\u60f3\u5b9a\u640d\u5931\u984d\u306e\u7b97\u51fa<\/strong>\uff1a - \u969c\u5bb3\u6642\u306e\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u30b3\u30b9\u30c8\uff08\u4f8b\uff1a1\u6642\u9593\u3042\u305f\u308a\u00a5500,000\uff09<br> - \u5e74\u9593\u969c\u5bb3\u767a\u751f\u4ef6\u6570\uff08\u60f3\u5b9a\uff09<br> - \u6b63\u5e38\u904b\u7528\u6642\u306e\u30b3\u30b9\u30c8\u3068\u306e\u6bd4\u8f03\u3067\u640d\u5931\u56de\u907f\u984d\u3092\u8a08\u7b97\u3002<\/li> <li><strong>ROI\u8a08\u7b97\u5f0f<\/strong>\uff1a <br>ROI = (\u5e74\u9593\u640d\u5931\u56de\u907f\u984d \u2212 \u5e74\u9593\u5dee\u5206\u30b3\u30b9\u30c8) \u00f7 (\u521d\u671f\u5dee\u5206\u30b3\u30b9\u30c8) \u00d7 100 (%)<\/li> <li><strong>\u30b7\u30ca\u30ea\u30aa\u5206\u6790<\/strong>\uff1a \u969c\u5bb3\u4ef6\u6570\u304c\u5897\u6e1b\u3057\u305f\u30b1\u30fc\u30b9\u3092\u60f3\u5b9a\u3057\u3001\u8907\u6570\u30b7\u30ca\u30ea\u30aa\u3067ROI\u3092\u8a66\u7b97\u3002<\/li> <\/ol><\/p> <h3 class=\"heading-33\"><span>\u30b1\u30fc\u30b9\u30b9\u30bf\u30c7\u30a3\uff1aROI\u8a66\u7b97\u4f8b<\/span><\/h3> <p>\u4ee5\u4e0b\u306f\u3001\u60f3\u5b9a\u5024\u3092\u7528\u3044\u305fROI\u8a66\u7b97\u4f8b\u3067\u3059\u3002 <ul> <li><strong>\u524d\u63d0\u6761\u4ef6<\/strong>\uff1a - \u969c\u5bb3\u306b\u3088\u308b\u30b7\u30b9\u30c6\u30e0\u505c\u6b621\u6642\u9593\u3042\u305f\u308a\u306e\u640d\u5931\uff1a\u00a5500,000<br> - \u5e74\u9593\u969c\u5bb3\u767a\u751f\u4ef6\u6570\uff08ECC\u975e\u642d\u8f09\u6642\uff09\uff1a3\u4ef6<br> - ECC\u642d\u8f09\u5f8c\u306e\u5e74\u9593\u969c\u5bb3\u767a\u751f\u4ef6\u6570\uff1a1\u4ef6<\/li> <li><strong>\u5e74\u9593\u640d\u5931\uff08ECC\u975e\u642d\u8f09\uff09<\/strong>\uff1a\u00a5500,000 \u00d7 3\u4ef6 = \u00a51,500,000<\/li> <li><strong>\u5e74\u9593\u640d\u5931\uff08ECC\u642d\u8f09\uff09<\/strong>\uff1a\u00a5500,000 \u00d7 1\u4ef6 = \u00a5500,000<\/li> <li><strong>\u5e74\u9593\u640d\u5931\u56de\u907f\u984d<\/strong>\uff1a\u00a51,500,000 \u2212 \u00a5500,000 = \u00a51,000,000<\/li> <li><strong>\u5e74\u9593\u5dee\u5206\u30b3\u30b9\u30c8<\/strong>\uff1a\u00a51,370,000 \u2212 \u00a51,170,000 = \u00a5200,000<\/li> <li><strong>\u521d\u671f\u5dee\u5206\u30b3\u30b9\u30c8<\/strong>\uff1a\u00a51,450,000 \u2212 \u00a51,300,000 = \u00a5150,000<\/li> <li><strong>ROI<\/strong>\uff1a (\u00a51,000,000 \u2212 \u00a5200,000) \u00f7 \u00a5150,000 \u00d7 100 \u2252 533%<\/li> <\/ul> <\/p> <p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u521d\u671f\u6295\u8cc7\u5dee\u5206\u00a5150,000\u306b\u5bfe\u3057\u3066\u3001\u521d\u5e74\u5ea6\u3067\u7d04533\uff05\u306eROI\u304c\u898b\u8fbc\u307e\u308c\u307e\u3059\u3002[\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7d4c\u55b6\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2022\u5e74] <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25060411440012312\" alt=\"ALT: ROI\u7b97\u51fa\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';\">  <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-top:20px; margin-bottom:20px;\"> \u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u672c\u7ae0\u3067\u306f\u300cROI\u306e\u7b97\u51fa\u65b9\u6cd5\u300d\u3092\u8aac\u660e\u3057\u307e\u3057\u305f\u3002\u4e0a\u53f8\u3078\u306f\u300cECC\u5c0e\u5165\u3067\u521d\u5e74\u5ea6\u306b\u7d04500\uff05\u8d85\u306e\u6295\u8cc7\u56de\u53ce\u304c\u53ef\u80fd\u3068\u3044\u3046\u8a66\u7b97\u304c\u3042\u308b\u300d\u3053\u3068\u3092\u7c21\u6f54\u306b\u793a\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <!-- Perspective --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-bottom:20px;\"> <Perspective><br> \u6280\u8853\u62c5\u5f53\u8005\u3068\u3057\u3066\u306f\u3001\u81ea\u793e\u306e\u5b9f\u969b\u306e\u969c\u5bb3\u5c65\u6b74\u3084\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u30b3\u30b9\u30c8\u3092\u3082\u3068\u306b\u8907\u6570\u30b7\u30ca\u30ea\u30aa\u3067ROI\u3092\u518d\u8a08\u7b97\u3057\u3001\u7d4c\u55b6\u5c64\u5411\u3051\u306b\u6700\u9069\u306a\u30d7\u30e9\u30f3\u3092\u63d0\u793a\u3059\u308b\u6e96\u5099\u3092\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <br><br> <!-- Chapter12 --> <a id=\"chapter12\"><\/a>  <h2 class=\"heading-23\" style=\"margin-top:50pt;\">\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9\u30fb\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9\u30de\u30c8\u30ea\u30af\u30b9<\/h2> <p>\u672c\u7ae0\u3067\u306f\u3001\u672c\u8a18\u4e8b\u3067\u53d6\u308a\u4e0a\u3052\u305f\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9\u3068\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u30de\u30c8\u30ea\u30af\u30b9\u5f62\u5f0f\u3067\u6574\u7406\u3057\u3001\u305d\u308c\u305e\u308c\u306e\u7c21\u6f54\u306a\u8aac\u660e\u3092\u793a\u3057\u307e\u3059\u3002\u7528\u8a9e\u306e\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u306b\u3054\u6d3b\u7528\u304f\u3060\u3055\u3044\u3002<\/p> <table> <caption>\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9\u30fb\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9\u30de\u30c8\u30ea\u30af\u30b9<\/caption> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9<\/th><th>\u95a2\u9023\u30ad\u30fc\u30ef\u30fc\u30c9<\/th><th>\u8aac\u660e<\/th> <\/tr> <\/thead> <tbody> <tr> <td>ECC\u30e1\u30e2\u30ea<\/td><td>\u30d1\u30ea\u30c6\u30a3\u30d3\u30c3\u30c8<br>Correctable Error<\/td><td>\u30d3\u30c3\u30c8\u8aa4\u308a\u3092\u691c\u51fa\u30fb\u8a02\u6b63\u3059\u308b\u30e1\u30e2\u30ea\u6280\u8853\u30021\u30d3\u30c3\u30c8\u9055\u53cd\u306f\u81ea\u52d5\u4fee\u6b63\u3002<\/td> <\/tr> <tr> <td>RAID1\u30fbRAID6<\/td><td>RAID5<br>\u30c7\u30a3\u30b9\u30af\u5197\u9577\u5316<\/td><td>RAID1\u306f\u30df\u30e9\u30fc\u30ea\u30f3\u30b0\u3001RAID6\u306f\u30d1\u30ea\u30c6\u30a3\u306b\u3088\u308b2\u91cd\u5197\u9577\u5316\u6a5f\u69cb\u3002<\/td> <\/tr> <tr> <td>BCP<\/td><td>RPO<br>RTO<\/td><td>\u4e8b\u696d\u7d99\u7d9a\u8a08\u753b\u3002RPO\u306f\u76ee\u6a19\u30c7\u30fc\u30bf\u5fa9\u65e7\u6642\u70b9\u3001RTO\u306f\u76ee\u6a19\u5fa9\u65e7\u6642\u9593\u3002<\/td> <\/tr> <tr> <td>WORM\u30b9\u30c8\u30ec\u30fc\u30b8<\/td><td>\u8a3c\u62e0\u4fdd\u5168<br>\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7<\/td><td>\u4e00\u5ea6\u66f8\u304d\u8fbc\u3080\u3068\u6d88\u53bb\u30fb\u6539\u3056\u3093\u4e0d\u53ef\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u6280\u8853\u3002<\/td> <\/tr> <tr> <td>\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af<\/td><td>\u30de\u30eb\u30a6\u30a7\u30a2\u89e3\u6790<br>SIEM<\/td><td>\u30b5\u30a4\u30d0\u30fc\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u8abf\u67fb\u306e\u305f\u3081\u306e\u8a3c\u62e0\u53ce\u96c6\u30fb\u5206\u6790\u624b\u6cd5\u3002<\/td> <\/tr> <tr> <td>\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5<\/td><td>\u533f\u540d\u52a0\u5de5\u60c5\u5831<br>\u59d4\u8a17\u5148\u7ba1\u7406<\/td><td>\u500b\u4eba\u30c7\u30fc\u30bf\u306e\u53d6\u308a\u6271\u3044\u30eb\u30fc\u30eb\u3092\u5b9a\u3081\u305f\u65e5\u672c\u306e\u6cd5\u5f8b\u3002<\/td> <\/tr> <tr> <td>\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5<\/td><td>NISC<br>\u5b89\u5168\u7ba1\u7406\u63aa\u7f6e<\/td><td>\u91cd\u8981\u30a4\u30f3\u30d5\u30e9\u4e8b\u696d\u8005\u306b\u5bfe\u3059\u308b\u30b5\u30a4\u30d0\u30fc\u5b89\u5168\u7ba1\u7406\u8981\u4ef6\u3092\u898f\u5b9a\u3002<\/td> <\/tr> <tr> <td>NIST SP 800-53<\/td><td>Security Controls<br>Risk Assessment<\/td><td>\u7c73\u56fd\u9023\u90a6\u653f\u5e9c\u5411\u3051\u306e\u30b7\u30b9\u30c6\u30e0\u5b89\u5168\u7ba1\u7406\u7b56\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3002<\/td> <\/tr> <tr> <td>GDPR<\/td><td>\u30c7\u30fc\u30bf\u4e3b\u4f53\u306e\u6a29\u5229<br>\u9055\u53cd\u7f70\u91d1<\/td><td>EU\u57df\u5185\u306e\u500b\u4eba\u30c7\u30fc\u30bf\u4fdd\u8b77\u3092\u898f\u5b9a\u3059\u308b\u6cd5\u898f\u3002<\/td> <\/tr> <tr> <td>NIS2\u6307\u4ee4<\/td><td>\u91cd\u8981\u30a4\u30f3\u30d5\u30e9\u4e8b\u696d\u8005<br>\u30ea\u30b9\u30af\u30de\u30cd\u30b8\u30e1\u30f3\u30c8<\/td><td>EU\u52a0\u76df\u56fd\u306b\u304a\u3044\u3066\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8981\u4ef6\u3092\u5f37\u5316\u3059\u308b\u6307\u4ee4\u3002<\/td> <\/tr> <\/tbody> <\/table> <!-- \u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9 --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-top:20px; margin-bottom:20px;\"> \u3010\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3011<br> \u672c\u7ae0\u3067\u306f\u300c\u91cd\u8981\u30ad\u30fc\u30ef\u30fc\u30c9\u3068\u95a2\u9023\u7528\u8a9e\u300d\u3092\u6574\u7406\u3057\u307e\u3057\u305f\u3002\u4e0a\u53f8\u3078\u306f\u300c\u7528\u8a9e\u306e\u5b9a\u7fa9\u3092\u5171\u6709\u3057\u3001\u7528\u8a9e\u306e\u8aa4\u89e3\u3092\u9632\u3050\u300d\u3053\u3068\u3092\u63a8\u5968\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <!-- Perspective --> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:10px; margin-bottom:20px;\"> <Perspective><br> \u6280\u8853\u62c5\u5f53\u8005\u3068\u3057\u3066\u306f\u3001\u672c\u30de\u30c8\u30ea\u30af\u30b9\u3092\u53c2\u8003\u306b\u793e\u5185\u7528\u8a9e\u96c6\u3092\u4f5c\u6210\u3057\u3001\u5168\u30e1\u30f3\u30d0\u30fc\u3078\u914d\u5e03\u3059\u308b\u3053\u3068\u3067\u3001\u5171\u901a\u7406\u89e3\u3092\u6df1\u3081\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002 <\/div> <br><br>  <!-- \u6700\u5f8c\u306e\u30ea\u30f3\u30af --> <div style=\"margin-bottom:50pt;\"> <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> <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> <p style=\"margin-top:50pt;\"><\/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-55a77b96 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"55a77b96\" 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-6a87fc70\" data-id=\"6a87fc70\" 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-7d5af1bd elementor-widget elementor-widget-text-editor\" data-id=\"7d5af1bd\" 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> NAS\u306b\u304a\u3051\u308bECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306e\u91cd\u8981\u6027\u3068\u5f71\u97ff    NAS\uff08\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u30b9\u30c8\u30ec\u30fc\u30b8\uff09\u306f\u3001\u4f01\u696d\u306b\u3068\u3063\u3066\u30c7\u30fc\u30bf\u306e\u4fdd\u5b58\u3068\u5171\u6709\u3092\u52b9\u7387\u5316\u3059\u308b\u91cd\u8981\u306a\u30a4\u30f3\u30d5\u30e9\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u305d\u306e\u904b\u7528\u306b\u304a\u3044\u3066ECC\uff08Error Correction Code\uff09\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002ECC\u30e1\u30e2\u30ea\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u8aa4\u308a\u3092\u691c\u51fa\u3057\u4fee\u6b63\u3059\u308b\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u304c\u3001\u3053\u306e\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u306e\u640d\u5931\u3084\u7834\u640d\u306e\u30ea\u30b9\u30af\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002\u7279\u306b\u3001\u91cd\u8981\u306a\u696d\u52d9\u30c7\u30fc\u30bf\u3092\u6271\u3046\u4f01\u696d\u306b\u3068\u3063\u3066\u3001\u3053\u308c\u3089\u306e\u30a8\u30e9\u30fc\u306f\u6df1\u523b\u306a\u5f71\u97ff\u3092\u53ca\u307c\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u3084\u305d\u306e\u5f71\u97ff\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306a\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306e\u5fa9\u65e7\u30c6\u30af\u30cb\u30c3\u30af\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001IT\u90e8\u9580\u3084\u4f01\u696d\u7d4c\u55b6\u8005\u304c\u76f4\u9762\u3059\u308b\u30ea\u30b9\u30af\u3092\u8efd\u6e1b\u3057\u3001\u5b89\u5fc3\u3057\u3066\u30c7\u30fc\u30bf\u3092\u6271\u3048\u308b\u74b0\u5883\u3092\u6574\u3048\u308b\u624b\u52a9\u3051\u3092\u76ee\u6307\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u306e\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306e\u7406\u89e3\u306f\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p><br><br><h2 class='fukudai'>ECC\u30e1\u30e2\u30ea\u306e\u57fa\u672c\u3068\u305d\u306e\u5f79\u5272<\/h2><br><p>ECC\u30e1\u30e2\u30ea\uff08Error Correction Code Memory\uff09\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305f\u7279\u5225\u306a\u30bf\u30a4\u30d7\u306e\u30e1\u30e2\u30ea\u3067\u3059\u3002\u901a\u5e38\u306e\u30e1\u30e2\u30ea\u3068\u7570\u306a\u308a\u3001ECC\u30e1\u30e2\u30ea\u306f\u30c7\u30fc\u30bf\u306e\u8aa4\u308a\u3092\u691c\u51fa\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u4fee\u6b63\u3059\u308b\u6a5f\u80fd\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u306e\u7834\u640d\u3084\u640d\u5931\u306e\u30ea\u30b9\u30af\u3092\u5927\u5e45\u306b\u4f4e\u6e1b\u3067\u304d\u308b\u305f\u3081\u3001\u7279\u306b\u30b5\u30fc\u30d0\u30fc\u3084NAS\uff08\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u30b9\u30c8\u30ec\u30fc\u30b8\uff09\u306a\u3069\u3001\u91cd\u8981\u306a\u30c7\u30fc\u30bf\u3092\u6271\u3046\u30b7\u30b9\u30c6\u30e0\u3067\u306e\u4f7f\u7528\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002  ECC\u30e1\u30e2\u30ea\u306f\u3001\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u969b\u306b\u8ffd\u52a0\u306e\u30d3\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u3001\u8aa4\u308a\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306e\u6570\u5b66\u7684\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u9069\u7528\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u30011\u30d3\u30c3\u30c8\u306e\u8aa4\u308a\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001ECC\u30e1\u30e2\u30ea\u306f\u305d\u306e\u30d3\u30c3\u30c8\u3092\u81ea\u52d5\u7684\u306b\u4fee\u6b63\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u6b63\u5e38\u306a\u52d5\u4f5c\u3092\u7dad\u6301\u3057\u307e\u3059\u3002\u3053\u306e\u6a5f\u80fd\u306f\u3001\u7279\u306b\u5927\u898f\u6a21\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u3092\u884c\u3046\u74b0\u5883\u306b\u304a\u3044\u3066\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u4fdd\u3064\u4e0a\u3067\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002  \u4e00\u65b9\u3067\u3001ECC\u30e1\u30e2\u30ea\u306b\u3082\u9650\u754c\u304c\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u8907\u6570\u306e\u30d3\u30c3\u30c8\u30a8\u30e9\u30fc\u304c\u540c\u6642\u306b\u767a\u751f\u3057\u305f\u5834\u5408\u3001ECC\u30e1\u30e2\u30ea\u306f\u305d\u306e\u3059\u3079\u3066\u3092\u4fee\u6b63\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u305f\u3081\u3001\u30c7\u30fc\u30bf\u640d\u5931\u306e\u30ea\u30b9\u30af\u304c\u6b8b\u308a\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001ECC\u30e1\u30e2\u30ea\u3092\u4f7f\u7528\u3059\u308b\u969b\u306f\u3001\u5b9a\u671f\u7684\u306a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3084\u4ed6\u306e\u30c7\u30fc\u30bf\u4fdd\u8b77\u624b\u6bb5\u3068\u4f75\u7528\u3059\u308b\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002  ECC\u30e1\u30e2\u30ea\u306e\u7406\u89e3\u306f\u3001IT\u90e8\u9580\u3084\u4f01\u696d\u7d4c\u55b6\u8005\u304c\u30c7\u30fc\u30bf\u306e\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u6b20\u304b\u305b\u306a\u3044\u8981\u7d20\u3067\u3059\u3002\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u7dad\u6301\u3057\u3001ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306b\u3088\u308b\u5f71\u97ff\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u305f\u3081\u306b\u306f\u3001\u30e1\u30e2\u30ea\u306e\u7279\u6027\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306a\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p><br><br><h2 class='fukudai'>ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306e\u7a2e\u985e\u3068\u539f\u56e0<\/h2><br><p>ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306b\u306f\u3001\u4e3b\u306b\u300c\u5358\u4e00\u30d3\u30c3\u30c8\u30a8\u30e9\u30fc\u300d\u3068\u300c\u8907\u6570\u30d3\u30c3\u30c8\u30a8\u30e9\u30fc\u300d\u306e2\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002\u5358\u4e00\u30d3\u30c3\u30c8\u30a8\u30e9\u30fc\u306f\u30011\u3064\u306e\u30d3\u30c3\u30c8\u304c\u8aa4\u3063\u3066\u8aad\u307f\u53d6\u3089\u308c\u308b\u304b\u3001\u66f8\u304d\u8fbc\u307e\u308c\u308b\u3053\u3068\u3067\u767a\u751f\u3057\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001ECC\u30e1\u30e2\u30ea\u306f\u305d\u306e\u30d3\u30c3\u30c8\u3092\u81ea\u52d5\u7684\u306b\u4fee\u6b63\u3059\u308b\u80fd\u529b\u3092\u6301\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u901a\u5e38\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u6b63\u5e38\u306a\u52d5\u4f5c\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u305b\u3093\u3002\u4e00\u65b9\u3001\u8907\u6570\u30d3\u30c3\u30c8\u30a8\u30e9\u30fc\u306f\u3001\u540c\u6642\u306b2\u3064\u4ee5\u4e0a\u306e\u30d3\u30c3\u30c8\u304c\u8aa4\u308a\u3092\u8d77\u3053\u3059\u3053\u3068\u3067\u767a\u751f\u3057\u307e\u3059\u3002\u3053\u306e\u72b6\u6cc1\u3067\u306f\u3001ECC\u30e1\u30e2\u30ea\u304c\u3059\u3079\u3066\u306e\u30a8\u30e9\u30fc\u3092\u4fee\u6b63\u3067\u304d\u306a\u3044\u305f\u3081\u3001\u30c7\u30fc\u30bf\u640d\u5931\u3084\u7834\u640d\u306e\u30ea\u30b9\u30af\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002  ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u306f\u591a\u5c90\u306b\u308f\u305f\u308a\u307e\u3059\u304c\u3001\u4e00\u822c\u7684\u306b\u306f\u4ee5\u4e0b\u306e\u8981\u56e0\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u307e\u305a\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u52a3\u5316\u3084\u6545\u969c\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\u7279\u306b\u3001\u9577\u671f\u9593\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u30e1\u30e2\u30ea\u306f\u3001\u7269\u7406\u7684\u306a\u640d\u50b7\u3084\u52a3\u5316\u304c\u9032\u884c\u3057\u3084\u3059\u304f\u3001\u30a8\u30e9\u30fc\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u96fb\u78c1\u5e72\u6e09\u3084\u6e29\u5ea6\u5909\u5316\u306a\u3069\u306e\u5916\u7684\u8981\u56e0\u3082\u3001ECC\u30e1\u30e2\u30ea\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u74b0\u5883\u8981\u56e0\u306f\u3001\u30e1\u30e2\u30ea\u306e\u52d5\u4f5c\u306b\u4e0d\u5b89\u5b9a\u3055\u3092\u3082\u305f\u3089\u3057\u3001\u30a8\u30e9\u30fc\u306e\u767a\u751f\u3092\u52a9\u9577\u3057\u307e\u3059\u3002  \u3055\u3089\u306b\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u30d0\u30b0\u3084\u4e0d\u9069\u5207\u306a\u8a2d\u5b9a\u3082ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u3068\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u7279\u306b\u3001\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u30e1\u30e2\u30ea\u3092\u4e0d\u9069\u5207\u306b\u7ba1\u7406\u3059\u308b\u3068\u3001\u8aa4\u3063\u305f\u30c7\u30fc\u30bf\u306e\u66f8\u304d\u8fbc\u307f\u3084\u8aad\u307f\u53d6\u308a\u304c\u767a\u751f\u3057\u3001\u30a8\u30e9\u30fc\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u8981\u56e0\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306a\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u304c\u3001ECC\u30e1\u30e2\u30ea\u30a8\u30e9\u30fc\u306b\u3088\u308b\u30c7\u30fc\u30bf\u640d\u5931\u3092\u9632\u3050\u305f\u3081\u306e\u7b2c\u4e00\u6b69\u3067\u3059\u3002<\/p><br><br><h2 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