{"id":37336,"date":"2024-12-08T02:29:35","date_gmt":"2024-12-07T17:29:35","guid":{"rendered":"https:\/\/jouhou.main.jp\/?p=37336"},"modified":"2026-01-22T10:46:04","modified_gmt":"2026-01-22T01:46:04","slug":"linux%e3%82%ab%e3%83%bc%e3%83%8d%e3%83%ab%e3%83%a1%e3%83%83%e3%82%bb%e3%83%bc%e3%82%b8dmesg%e8%a7%a3%e6%9e%90%ef%bc%9a%e3%83%8f%e3%83%bc%e3%83%89%e9%9a%9c%e5%ae%b3%e3%82%92%e7%a4%ba%e3%81%99","status":"publish","type":"post","link":"https:\/\/jouhou.main.jp\/?p=37336","title":{"rendered":"Linux\u30ab\u30fc\u30cd\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8(dmesg)\u89e3\u6790\uff1a\u30cf\u30fc\u30c9\u969c\u5bb3\u3092\u793a\u3059\u524a\u9664\u30ed\u30b0\u518d\u73fe"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"37336\" class=\"elementor elementor-37336\" 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-9fd4df0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9fd4df0\" 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-d61528f\" data-id=\"d61528f\" 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-b14435f elementor-widget elementor-widget-html\" data-id=\"b14435f\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<section style=\"max-width:100%; box-sizing:border-box; overflow:visible; font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP','Yu Gothic',Meiryo,Arial,sans-serif; line-height:1.7; padding:14px; border:1px solid #e5e7eb; border-radius:3px; background:#ffffff;\">\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; display:flex; gap:10px; align-items:flex-start; flex-wrap:wrap;\">\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; display:inline-block; padding:4px 10px; border-radius:3px; background:#111827; color:#ffffff; font-size:12px; letter-spacing:.02em; overflow-wrap:anywhere; max-width:100%;\">\u6700\u77ed\u30c1\u30a7\u30c3\u30af<\/div>\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; flex:1; min-width:240px;\">\n      <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; font-size:18px; font-weight:700; color:#111827; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">dmesg\u3067\u30cf\u30fc\u30c9\u969c\u5bb3\u30b5\u30a4\u30f3\u3092\u62fe\u3044\u3001\u6d88\u3048\u305f\u30ed\u30b0\u306e\u624b\u304c\u304b\u308a\u3092\u96c6\u3081\u308b<\/div>\n      <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; color:#374151; font-size:13px; margin:0; overflow-wrap:anywhere; max-width:100%;\">\u8aad\u3080\u3060\u3051\u306e\u624b\u9806\u304b\u3089\u59cb\u3081\u3066\u3001\u89e6\u308b\u7bc4\u56f2\u3092\u6700\u5c0f\u306b\u3057\u306a\u304c\u3089\u300c\u7591\u308f\u3057\u3044\u88c5\u7f6e\u30fb\u6642\u523b\u30fb\u30a8\u30e9\u30fc\u7a2e\u5225\u300d\u3092\u63c3\u3048\u307e\u3059\u3002<\/div>\n    <\/div>\n  <\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; height:12px;\"><\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#f9fafb;\">\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; display:flex; gap:10px; align-items:flex-start; flex-wrap:wrap;\">\n      <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; width:28px; height:28px; border-radius:3px; background:#dc2626; color:#ffffff; display:flex; align-items:center; justify-content:center; font-weight:700; overflow-wrap:anywhere; max-width:100%;\">1<\/div>\n      <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; flex:1; min-width:240px;\">\n        <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; font-weight:700; color:#111827; margin:0 0 4px 0; overflow-wrap:anywhere; max-width:100%;\">30\u79d2\u3067\u4e89\u70b9\u3092\u7d5e\u308b\uff08\u8aad\u3080\u3060\u3051\u3067OK\uff09<\/div>\n        <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; color:#4b5563; font-size:13px; margin:0 0 10px 0; overflow-wrap:anywhere; max-width:100%;\">\u5230\u9054\u70b9\u306f\u300c\u7591\u308f\u3057\u3044\u88c5\u7f6e\u540d\u300d\u300c\u767a\u751f\u6642\u523b\u300d\u300c\u30a8\u30e9\u30fc\u7a2e\u5225\u300d\u306e3\u3064\u3002\u3053\u3053\u307e\u3067\u5206\u304b\u308b\u3068\u5224\u65ad\u304c\u901f\u304f\u306a\u308a\u307e\u3059\u3002<\/div>\n        <pre style=\"white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box; margin:0; padding:10px; border-radius:3px; background:#111827; color:#ffffff; font-size:12px; line-height:1.6;\">\n# \u76f4\u8fd1\u306e\u30ab\u30fc\u30cd\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8\uff08\u6642\u523b\u4ed8\u304d\uff09\ndmesg -T | tail -n 120\n\u76f4\u8fd1\u30d6\u30fc\u30c8\u306e\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\uff08systemd\u74b0\u5883\uff09\njournalctl -k -b --no-pager | tail -n 180\n\u5178\u578b\u7684\u306a\u30cf\u30fc\u30c9\u969c\u5bb3\u30b5\u30a4\u30f3\u3092\u62bd\u51fa\uff08\u307e\u305a\u306f\u7c97\u304f\uff09\njournalctl -k -b --no-pager | egrep -i \"i\/o error|blk_update_request|reset|timeout|nvme|ata|scsi|medium error|crc|uncorrect|xid|pcie|mce|edac\"\n\u3069\u306e\u30c7\u30d0\u30a4\u30b9\u540d\u304c\u51fa\u3066\u3044\u308b\u304b\u3092\u62fe\u3046\uff08sda\/nvme0n1 \u306a\u3069\uff09\njournalctl -k -b --no-pager | egrep -o \"sd[a-z]+|nvme[0-9]+n[0-9]+|dm-[0-9]+|md[0-9]+\" | tail -n 40<\/pre>\n<\/div>\n<\/div>\n  <\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; height:10px;\"><\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#f9fafb;\">\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; display:flex; gap:10px; align-items:flex-start; flex-wrap:wrap;\">\n      <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; width:28px; height:28px; border-radius:3px; background:#16a34a; color:#ffffff; display:flex; align-items:center; justify-content:center; font-weight:700; overflow-wrap:anywhere; max-width:100%;\">2<\/div>\n      <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; flex:1; min-width:240px;\">\n        <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; font-weight:700; color:#111827; margin:0 0 4px 0; overflow-wrap:anywhere; max-width:100%;\">\u4e89\u70b9\u5225\uff1a\u4eca\u5f8c\u306e\u9078\u629e\u3084\u884c\u52d5<\/div>\n        <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; color:#4b5563; font-size:13px; margin:0 0 10px 0; overflow-wrap:anywhere; max-width:100%;\">\u3088\u304f\u3042\u308b\u9806\u306b\u3001\u6b21\u306e4\u30d1\u30bf\u30fc\u30f3\u3067\u6700\u77ed\u306e\u624b\u3092\u9078\u3073\u307e\u3059\uff08\u307e\u305a\u306f\u8aad\u3080\u2192\u5fc5\u8981\u306a\u3089\u6700\u5c0f\u5909\u66f4\uff09\u3002<\/div>\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:10px; background:#ffffff; margin:0 0 10px 0;\">\n      <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; font-weight:700; color:#111827; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">A\uff09I\/O\u30a8\u30e9\u30fc\u3084\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u304c\u51fa\u308b\uff08\u30c7\u30a3\u30b9\u30af\/NVMe\/\u30b1\u30fc\u30d6\u30eb\/\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\uff09<\/div>\n      <pre style=\"white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box; margin:0; padding:10px; border-radius:3px; background:#111827; color:#ffffff; font-size:12px; line-height:1.6;\">\n\n\u307e\u305a\u5bfe\u8c61\u30c7\u30d0\u30a4\u30b9\u3068\u30de\u30a6\u30f3\u30c8\u4f4d\u7f6e\u3092\u7279\u5b9a\uff08\u8aad\u3080\u3060\u3051\uff09\nlsblk -o NAME,TYPE,SIZE,MODEL,SERIAL,FSTYPE,MOUNTPOINTS\nfindmnt -a\nSMART\u304c\u53d6\u308c\u308b\u306a\u3089\u72b6\u614b\u3060\u3051\u78ba\u8a8d\uff08\u8aad\u3080\u3060\u3051\uff09\nsudo smartctl -x \/dev\/sdX\nNVMe\u306a\u3089SMART\u76f8\u5f53\uff08\u8aad\u3080\u3060\u3051\uff09\nsudo nvme smart-log \/dev\/nvme0\nlink reset \/ CRC \/ timeout \u306e\u983b\u5ea6\u3092\u78ba\u8a8d\uff08\u8aad\u3080\u3060\u3051\uff09\njournalctl -k -b --no-pager | egrep -i \"link reset|crc|timeout|resetting|aborted command|nvme.*reset\"<\/pre>\n<div style=\"max-width:100%; box-sizing:border-box; overflow:visible; color:#4b5563; font-size:13px; margin:8px 0 0 0; overflow-wrap:anywhere; max-width:100%;\">\u983b\u767a\u3057\u3066\u3044\u308b\u306a\u3089\u300c\u66f8\u304d\u8fbc\u307f\u3092\u5897\u3084\u3055\u306a\u3044\u300d\u304c\u512a\u5148\u3002\u5fa9\u65e7\u306f\u30af\u30ed\u30fc\u30f3\/\u30a4\u30e1\u30fc\u30b8\u5316\u3092\u5148\u306b\u691c\u8a0e\u3057\u307e\u3059\u3002<\/div>\n<\/div>\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:10px; background:#ffffff; margin:0 0 10px 0;\">\n      <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; font-weight:700; color:#111827; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">B\uff09\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u8b66\u544a\u304c\u51fa\u308b\uff08EXT4\/XFS\/Btrfs \u306a\u3069\uff09<\/div>\n      <pre style=\"white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box; margin:0; padding:10px; border-radius:3px; background:#111827; color:#ffffff; font-size:12px; line-height:1.6;\">\n\n\u30ab\u30fc\u30cd\u30eb\u5074\u306eFS\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u62bd\u51fa\uff08\u8aad\u3080\u3060\u3051\uff09\njournalctl -k -b --no-pager | egrep -i \"ext4|xfs|btrfs|I\/O error|metadata|journal|corrupt|checksum\"\n\u5f71\u97ff\u30dc\u30ea\u30e5\u30fc\u30e0\uff08dm-\/md-\u542b\u3080\uff09\u3092\u628a\u63e1\uff08\u8aad\u3080\u3060\u3051\uff09\nlsblk -f\nblkid\n\u307e\u305a\u306f\u30de\u30a6\u30f3\u30c8\u72b6\u614b\u3068 read-only \u5316\u306e\u6709\u7121\u3092\u78ba\u8a8d\uff08\u8aad\u3080\u3060\u3051\uff09\nmount | egrep -i \" ro[,)]| rw[,)]\"<\/pre>\n<div style=\"max-width:100%; box-sizing:border-box; overflow:visible; color:#4b5563; font-size:13px; margin:8px 0 0 0; overflow-wrap:anywhere; max-width:100%;\">fsck\u7cfb\u3092\u300c\u52a3\u5316\u30c7\u30a3\u30b9\u30af\u306b\u76f4\u5f53\u3066\u300d\u3059\u308b\u3068\u60aa\u5316\u3057\u304c\u3061\u3002\u5b9f\u65bd\u5224\u65ad\u306f\u5f71\u97ff\u7bc4\u56f2\u3068\u9000\u907f\u65b9\u91dd\u3092\u63c3\u3048\u3066\u304b\u3089\u306b\u3057\u307e\u3059\u3002<\/div>\n<\/div>\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:10px; background:#ffffff; margin:0 0 10px 0;\">\n      <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; font-weight:700; color:#111827; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">C\uff09MCE\/PCIe\/\u30e1\u30e2\u30ea\u7cfb\u306e\u30a8\u30e9\u30fc\u304c\u51fa\u308b\uff08\u30b5\u30fc\u30d0\u4e0d\u5b89\u5b9a\u30fb\u518d\u8d77\u52d5\uff09<\/div>\n      <pre style=\"white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box; margin:0; padding:10px; border-radius:3px; background:#111827; color:#ffffff; font-size:12px; line-height:1.6;\">\n\nMCE\/EDAC\/PCIe\u95a2\u9023\u3092\u62bd\u51fa\uff08\u8aad\u3080\u3060\u3051\uff09\njournalctl -k -b --no-pager | egrep -i \"mce|machine check|edac|ras|pcie|aer|corrected|uncorrected\"\n\u76f4\u8fd1\u306e\u518d\u8d77\u52d5\u30fb\u7570\u5e38\u7d42\u4e86\u306e\u6c17\u914d\uff08\u8aad\u3080\u3060\u3051\uff09\nlast -x | head -n 30\njournalctl -b --no-pager | egrep -i \"panic|oops|BUG:|Call Trace|watchdog|soft lockup|hard lockup\" | head -n 80<\/pre>\n<div style=\"max-width:100%; box-sizing:border-box; overflow:visible; color:#4b5563; font-size:13px; margin:8px 0 0 0; overflow-wrap:anywhere; max-width:100%;\">\u30b9\u30c8\u30ec\u30fc\u30b8\u5358\u4f53\u306e\u8a71\u306b\u898b\u3048\u3066\u3001\u5b9f\u306f\u30e1\u30e2\u30ea\/PCIe\u7531\u6765\u306e\u8aa4\u52d5\u4f5c\u3068\u3044\u3046\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/div>\n<\/div>\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:10px; background:#ffffff;\">\n      <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; font-weight:700; color:#111827; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">D\uff09\u30ed\u30b0\u304c\u6d88\u3048\u305f\/\u4e0a\u66f8\u304d\u3055\u308c\u305f\uff08\u524a\u9664\u30ed\u30b0\u306e\u624b\u304c\u304b\u308a\u3092\u96c6\u3081\u308b\uff09<\/div>\n      <pre style=\"white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box; margin:0; padding:10px; border-radius:3px; background:#111827; color:#ffffff; font-size:12px; line-height:1.6;\">\n\n\u524d\u56de\u30d6\u30fc\u30c8\u306e\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\uff08\u6b8b\u3063\u3066\u3044\u308c\u3070\u6700\u512a\u5148\uff09\njournalctl -k -b -1 --no-pager | tail -n 200\n\u6c38\u7d9a\u30b8\u30e3\u30fc\u30ca\u30eb\u306e\u6709\u7121\u3068\u5bb9\u91cf\uff08\u8aad\u3080\u3060\u3051\uff09\njournalctl --disk-usage\nls -la \/var\/log\/journal 2>\/dev\/null\nrsyslog\u7cfb\u306e\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u304c\u6b8b\u3063\u3066\u3044\u306a\u3044\u304b\uff08\u8aad\u3080\u3060\u3051\uff09\nls -la \/var\/log | egrep -i \"kern|syslog|messages|dmesg\"\nsudo zgrep -h -i \"i\/o error|timeout|reset|nvme|ata|scsi|ext4|xfs|btrfs\" \/var\/log\/kern.log* \/var\/log\/syslog* \/var\/log\/messages* 2>\/dev\/null | tail -n 120\n\u4e88\u671f\u305b\u306c\u518d\u8d77\u52d5\u3067 pstore \u304c\u6b8b\u308b\u74b0\u5883\u306a\u3089\uff08\u8aad\u3080\u3060\u3051\uff09\nls -la \/sys\/fs\/pstore 2>\/dev\/null<\/pre>\n<div style=\"max-width:100%; box-sizing:border-box; overflow:visible; color:#4b5563; font-size:13px; margin:8px 0 0 0; overflow-wrap:anywhere; max-width:100%;\">\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\uff08dmesg\uff09\u306f\u4e0a\u66f8\u304d\u3055\u308c\u3084\u3059\u3044\u306e\u3067\u3001\u6b8b\u308b\u5834\u6240\u3092\u6a2a\u4e32\u3067\u5f53\u305f\u308b\u306e\u304c\u8fd1\u9053\u3067\u3059\u3002<\/div>\n<\/div>\n  <\/div>\n<\/div>\n\n  <\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; height:10px;\"><\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#f9fafb;\">\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; display:flex; gap:10px; align-items:flex-start; flex-wrap:wrap;\">\n      <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; width:28px; height:28px; border-radius:3px; background:#2563eb; color:#ffffff; display:flex; align-items:center; justify-content:center; font-weight:700; overflow-wrap:anywhere; max-width:100%;\">3<\/div>\n      <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; flex:1; min-width:240px;\">\n        <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; font-weight:700; color:#111827; margin:0 0 4px 0; overflow-wrap:anywhere; max-width:100%;\">\u9078\u629e\u3084\u884c\u52d5\u3059\u308b\u524d\u306b\uff1a\u5f71\u97ff\u7bc4\u56f2\u30921\u5206\u3067\u78ba\u8a8d\uff08\u3084\u308a\u904e\u304e\u9632\u6b62\uff09<\/div>\n        <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; color:#4b5563; font-size:13px; margin:0 0 10px 0; overflow-wrap:anywhere; max-width:100%;\">\u5bfe\u8c61\u304c\u672c\u756a\u30fb\u5171\u6709\u30fb\u76e3\u67fb\u5bfe\u8c61\u306a\u3089\u3001\u5148\u306b\u300c\u5dfb\u304d\u8fbc\u307f\u7bc4\u56f2\u300d\u3092\u898b\u3066\u304b\u3089\u6700\u5c0f\u5909\u66f4\u306b\u5bc4\u305b\u307e\u3059\u3002<\/div>\n        <pre style=\"white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box; margin:0; padding:10px; border-radius:3px; background:#111827; color:#ffffff; font-size:12px; line-height:1.6;\">\n# \u3069\u306e\u30de\u30a6\u30f3\u30c8\/\u3069\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u95a2\u4fc2\u3059\u308b\u304b\uff08\u8aad\u3080\u3060\u3051\uff09\nfindmnt -a\nlsblk -o NAME,TYPE,FSTYPE,SIZE,MOUNTPOINTS\n\u5171\u6709\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7cfb\u304c\u7d61\u3080\u304b\uff08\u8aad\u3080\u3060\u3051\uff09\nmount | egrep -i \"nfs|cifs|gluster|ceph|fuse|sshfs|overlay\"\nRAID\/LVM\/\u6697\u53f7\u5316\u306a\u3069\u306e\u5c64\uff08\u8aad\u3080\u3060\u3051\uff09\ncat \/proc\/mdstat 2>\/dev\/null\nsudo pvs 2>\/dev\/null; sudo vgs 2>\/dev\/null; sudo lvs 2>\/dev\/null\nsudo cryptsetup status --all 2>\/dev\/null\n\u91cd\u8981\u30b5\u30fc\u30d3\u30b9\u306e\u7a3c\u50cd\u72b6\u6cc1\uff08\u8aad\u3080\u3060\u3051\uff09\nsystemctl --failed --no-pager\nsystemctl status docker containerd kubelet 2>\/dev\/null | head -n 40<\/pre>\n<\/div>\n<\/div>\n  <\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; height:10px;\"><\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #f59e0b; border-radius:3px; padding:12px; background:#fff7ed;\">\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; font-weight:800; color:#7c2d12; margin:0 0 8px 0; overflow-wrap:anywhere; max-width:100%;\">\u5931\u6557\u3059\u308b\u3068\u3069\u3046\u306a\u308b\uff1f\uff08\u3084\u308a\u304c\u3061\u306a\u30df\u30b9\u3068\u8d77\u3053\u308a\u5f97\u308b\u7d50\u679c\uff09<\/div>\n    <ul style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0; padding:0 0 0 18px; color:#7c2d12;\">\n      <li style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">\u52a3\u5316\u30c7\u30a3\u30b9\u30af\u306b\u5bfe\u3057\u3066\u4fee\u5fa9\u7cfb\uff08fsck\/\u66f8\u304d\u8fbc\u307f\uff09\u3092\u5148\u306b\u5f53\u3066\u3066\u3001\u8aad\u307f\u51fa\u3057\u4e0d\u80fd\u304c\u5897\u3048\u308b\u3002<\/li>\n      <li style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">\u30ed\u30b0\u306evacuum\/\u30ed\u30fc\u30c6\u30fc\u30c8\u6574\u7406\u3067\u8a3c\u8de1\u304c\u6d88\u3048\u3001\u539f\u56e0\u7279\u5b9a\u3068\u8aac\u660e\u8cac\u4efb\u304c\u96e3\u3057\u304f\u306a\u308b\u3002<\/li>\n      <li style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">\u5bfe\u8c61\u30c7\u30d0\u30a4\u30b9\u53d6\u308a\u9055\u3048\u3067\u5225\u30dc\u30ea\u30e5\u30fc\u30e0\u306b\u4e0a\u66f8\u304d\u3057\u3066\u3057\u307e\u3044\u3001\u5fa9\u65e7\u304c\u9577\u671f\u5316\u3059\u308b\u3002<\/li>\n      <li style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0; overflow-wrap:anywhere; max-width:100%;\">\u5171\u6709\u30fb\u672c\u756a\u74b0\u5883\u3067\u6a29\u9650\u3084\u8a2d\u5b9a\u3092\u5e83\u304f\u89e6\u3063\u3066\u6ce2\u53ca\u3057\u3001\u505c\u6b62\u3084\u76e3\u67fb\u5bfe\u5fdc\u306b\u767a\u5c55\u3059\u308b\u3002<\/li>\n    <\/ul>\n  <\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; height:10px;\"><\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#f3f4f6;\">\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; font-size:16px; font-weight:800; color:#111827; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">\u8ff7\u3063\u305f\u3089\uff1a\u7121\u6599\u3067\u76f8\u8ac7\u3067\u304d\u307e\u3059<\/div>\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; color:#374151; font-size:13px; margin:0 0 10px 0; overflow-wrap:anywhere; max-width:100%;\">\u72b6\u6cc1\u6574\u7406\u3060\u3051\u3067\u3082OK\u3067\u3059\u3002\u6700\u5c0f\u5909\u66f4\u3067\u65e9\u304f\u53ce\u675f\u3059\u308b\u30eb\u30fc\u30c8\u3092\u4e00\u7dd2\u306b\u9078\u3073\u307e\u3059\u3002<strong>\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u7121\u6599\u76f8\u8ac7<\/div>\n<div style=\"max-width:100%; box-sizing:border-box; overflow:visible; color:#374151; font-size:13px;\">\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">\u30fb\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30b3\u30f3\u30c6\u30ca\u3001\u672c\u756a\u30c7\u30fc\u30bf\u3001\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u3080\u5834\u5408\u306f\u3001\u7121\u7406\u306b\u6a29\u9650\u3092\u89e6\u308b\u524d\u306b\u76f8\u8ac7\u3059\u308b\u3068\u65e9\u304f\u53ce\u675f\u3057\u3084\u3059\u3044\u3067\u3059\u3002<\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">\u30fbI\/O error \u304c\u65ad\u7d9a\u7684\u3067\u3001\u539f\u56e0\u304c\u30c7\u30a3\u30b9\u30af\u304b\u7d4c\u8def\u304b\u5224\u65ad\u3067\u8ff7\u3063\u305f\u3089\u3002<\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">\u30fbjournalctl -k -b -1 \u304c\u51fa\u306a\u3044\/\u7a7a\u3067\u3001\u904e\u53bb\u30ed\u30b0\u306e\u8ffd\u3044\u65b9\u3067\u8ff7\u3063\u305f\u3089\u3002<\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">\u30fbNVMe reset \u3084 timeout \u304c\u5897\u3048\u3066\u3044\u3066\u3001\u4ea4\u63db\u304b\u30af\u30ed\u30fc\u30f3\u512a\u5148\u304b\u6c7a\u3081\u3089\u308c\u306a\u3044\u3002<\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">\u30fbRAID\/LVM\/\u6697\u53f7\u5316\u304c\u7d61\u3093\u3067\u3044\u3066\u3001\u89e6\u308b\u9806\u756a\u306e\u8a3a\u65ad\u304c\u3067\u304d\u306a\u3044\u3002<\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0 0 6px 0; overflow-wrap:anywhere; max-width:100%;\">\u30fb\u524a\u9664\u3055\u308c\u305f\u30ed\u30b0\u306e\u6b8b\u308a\u5834\u6240\uff08\/var\/log\/journal \u3084 kern.log.gz \u7b49\uff09\u304c\u5206\u304b\u3089\u306a\u3044\u3067\u8ff7\u3063\u305f\u3089\u3002<\/div>\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0; overflow-wrap:anywhere; max-width:100%;\">\u30fb\u4e00\u5ea6\u306e\u5224\u65ad\u30df\u30b9\u3067\u5fa9\u65e7\u304c\u9577\u5f15\u304d\u305d\u3046\u3067\u3001\u6700\u5c0f\u5909\u66f4\u306b\u5bc4\u305b\u305f\u3044\u306e\u306b\u6c7a\u3081\u304d\u308c\u306a\u3044\u3002<\/div>\n<\/div>\n\n<div style=\"max-width:100%; box-sizing:border-box; overflow:visible; height:12px;\"><\/div>\n\n<div style=\"max-width:100%; box-sizing:border-box; overflow:visible; display:flex; gap:10px; flex-wrap:wrap;\">\n  <a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\" style=\"overflow-wrap:anywhere; max-width:100%; display:inline-block; padding:10px 12px; border-radius:3px; text-decoration:none; background:#2563eb; color:#ffffff; font-weight:700; font-size:13px;\">\u7121\u6599\u76f8\u8ac7\u30d5\u30a9\u30fc\u30e0<\/a>\n  <a href=\"tel:0120838831\" style=\"overflow-wrap:anywhere; max-width:100%; display:inline-block; padding:10px 12px; border-radius:3px; text-decoration:none; background:#1e3a8a; color:#ffffff; font-weight:700; font-size:13px;\">\u96fb\u8a71\u3067\u76f8\u8ac7\uff080120-838-831\uff09<\/a>\n  <a href=\"tel:0434224240\" style=\"overflow-wrap:anywhere; max-width:100%; display:inline-block; padding:10px 12px; border-radius:3px; text-decoration:none; background:#0b1f4b; color:#ffffff; font-weight:700; font-size:13px;\">\u6280\u8853\u8005\u76f4\u901a\uff08043-422-4240\uff09<\/a>\n<\/div>\n\n  <\/div>\n<\/section>\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-6d98137 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6d98137\" 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-9f2a16c\" data-id=\"9f2a16c\" 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-61c8072 elementor-widget elementor-widget-html\" data-id=\"61c8072\" 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<div style=\"margin:0; padding:30pt; background-color:#EEEEEE;\"> <p style=\"margin:0 0 8px 0; font-size:1.2em;\"><strong>\u3082\u304f\u3058<\/strong><\/p> <ul style=\"list-style-type:none; padding-left:0; margin:0;\"> <li style=\"margin:40px 0;\"><a href=\"#sec01\">\u7b2c1\u7ae0\uff1admesg\u306f\u300c\u5f8c\u304b\u3089\u8aad\u3080\u30ed\u30b0\u300d\u3067\u306f\u306a\u304f\u3001\u969c\u5bb3\u3068\u4f1a\u8a71\u3059\u308b\u305f\u3081\u306e\u201c\u5b9f\u6cc1\u201d\u3067\u3042\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec02\">\u7b2c2\u7ae0\uff1a\u300c\u6d88\u3048\u305f\u306f\u305a\u306eI\/O\u30a8\u30e9\u30fc\u300d\u304c\u623b\u3063\u3066\u304f\u308b\u7406\u7531\u2500\u2500\u30ab\u30fc\u30cd\u30eb\u306f\u201c\u524a\u9664\u201d\u3067\u306f\u306a\u304f\u201c\u4e0a\u66f8\u304d\u201d\u3059\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec03\">\u7b2c3\u7ae0\uff1a\u307e\u305a\u62bc\u3055\u3048\u308b3\u7a2e\u985e\u306e\u73fe\u5834\u30ce\u30a4\u30ba\u2500\u2500ring buffer\u3001rate limit\u3001driver\u306e\u8a00\u3044\u56de\u3057<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec04\">\u7b2c4\u7ae0\uff1a\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u30b7\u30b0\u30ca\u30eb\u306f\u3053\u3053\u306b\u51fa\u308b\u2500\u2500block\u5c64\u30fbSCSI\/ATA\u5c64\u30fb\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5c64\u306e\u95a2\u4fc2<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec05\">\u7b2c5\u7ae0\uff1a\u300cI\/O error\u300d\u306e\u6b63\u4f53\u3092\u5206\u89e3\u3059\u308b\u2500\u2500timeout\uff0freset\uff0fmedium error\uff0flink down<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec06\">\u7b2c6\u7ae0\uff1a\u524a\u9664\u30ed\u30b0\u3092\u201c\u518d\u73fe\u201d\u3059\u308b\u767a\u60f3\u2500\u2500\u540c\u3058\u30a8\u30e9\u30fc\u3092\u51fa\u3059\u306e\u3067\u306f\u306a\u304f\u300c\u540c\u3058\u7d4c\u8def\u3092\u8e0f\u3080\u300d<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec07\">\u7b2c7\u7ae0\uff1a\u518d\u73fe\u74b0\u5883\u306e\u4f5c\u308a\u65b9\u2500\u2500\u8ca0\u8377\u30fb\u6e29\u5ea6\u30fb\u30b1\u30fc\u30d6\u30eb\u30fb\u96fb\u6e90\u30fb\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u5dee\u5206\u3092\u56fa\u5b9a\u3059\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec08\">\u7b2c8\u7ae0\uff1a\u89b3\u6e2c\u306e\u8a2d\u8a08\u2500\u2500dmesg\u3060\u3051\u3067\u7d42\u308f\u3089\u305b\u305a\u3001smartctl\u30fbnvme-cli\u30fbjournalctl\u30fbiostat\u3092\u675f\u306d\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec09\">\u7b2c9\u7ae0\uff1a\u56e0\u679c\u3092\u78ba\u5b9a\u3059\u308b\u624b\u9806\u2500\u2500\u300c\u7591\u308f\u3057\u3044\u9806\u300d\u3067\u306f\u306a\u304f\u300c\u58ca\u308c\u308b\u9806\u300d\u3067\u5207\u308a\u5206\u3051\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec10\">\u7b2c10\u7ae0\uff1a\u5e30\u7d50\uff1a\u30ed\u30b0\u304c\u6d88\u3048\u3066\u3082\u58ca\u308c\u305f\u4e8b\u5b9f\u306f\u6d88\u3048\u306a\u3044\u2500\u2500\u201c\u6d88\u3048\u308b\u524d\u63d0\u201d\u3067\u904b\u7528\u3092\u7d44\u307f\u66ff\u3048\u308b\uff08\u76f8\u8ac7\u306e\u52e7\u3081\uff09<\/a><\/li> <\/ul> <\/div> \r\n\r\n\r\n\r\n<p><strong>\u3010\u6ce8\u610f\u3011<\/strong> \u672c\u8a18\u4e8b\u306fLinux\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u89e3\u6790\u306e\u4e00\u822c\u7684\u306a\u89e3\u8aac\u3067\u3059\u3002\u5b9f\u74b0\u5883\u3067\u306f\u6a5f\u5668\u69cb\u6210\u30fb\u8ca0\u8377\u30fb\u30c9\u30e9\u30a4\u30d0\u30fb\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u30fb\u4fdd\u5b88\u5951\u7d04\u306a\u3069\u3067\u5224\u65ad\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u969c\u5bb3\u306e\u5207\u308a\u5206\u3051\u3084\u30c7\u30fc\u30bf\u4fdd\u5168\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u4e8b\u696d\u8005\u3078\u306e\u76f8\u8ac7\u3082\u691c\u8a0e\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\uff1admesg\u306f\u300c\u5f8c\u304b\u3089\u8aad\u3080\u30ed\u30b0\u300d\u3067\u306f\u306a\u304f\u3001\u969c\u5bb3\u3068\u4f1a\u8a71\u3059\u308b\u305f\u3081\u306e\u201c\u5b9f\u6cc1\u201d\u3067\u3042\u308b<\/h2> <p>\u969c\u5bb3\u5bfe\u5fdc\u3067\u3044\u3061\u3070\u3093\u3064\u3089\u3044\u306e\u306f\u3001\u300c\u4f55\u304c\u8d77\u304d\u305f\u304b\u300d\u304c\u5206\u304b\u3089\u306a\u3044\u3053\u3068\u3088\u308a\u3082\u3001\u300c\u5206\u304b\u308b\u306f\u305a\u306e\u624b\u304c\u304b\u308a\u304c\u6d88\u3048\u3066\u3044\u308b\u300d\u3053\u3068\u3067\u3059\u3002\u30c7\u30a3\u30b9\u30af\u304c\u4e00\u77ac\u3060\u3051\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3057\u3066\u5fa9\u5e30\u3057\u305f\u3001\u30b1\u30fc\u30d6\u30eb\u304c\u63fa\u308c\u3066\u30ea\u30f3\u30af\u304c\u843d\u3061\u305f\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u304c\u30ea\u30bb\u30c3\u30c8\u3092\u304b\u3051\u305f\u2500\u2500\u305d\u306e\u77ac\u9593\u306e\u5b9f\u6cc1\u304c <code>dmesg<\/code> \u306b\u51fa\u308b\u306e\u306b\u3001\u5f8c\u3067\u898b\u305f\u3089\u6d41\u308c\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u3002\u3053\u308c\u304c\u201c\u524a\u9664\u30ed\u30b0\u201d\u306e\u5b9f\u614b\u3067\u3059\u3002<\/p> <p>\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u3001<code>dmesg<\/code> \u306f\u300c\u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u300d\u3067\u306f\u306a\u304f\u3001\u30ab\u30fc\u30cd\u30eb\u304c\u51fa\u529b\u3059\u308b\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30d0\u30c3\u30d5\u30a1\uff08ring buffer\uff09\u3092\u8aad\u3080\u305f\u3081\u306e\u8868\u793a\u624b\u6bb5\u3060\u3068\u3044\u3046\u70b9\u3067\u3059\u3002\u30d0\u30c3\u30d5\u30a1\u306a\u306e\u3067\u5bb9\u91cf\u306f\u6709\u9650\u3067\u3001\u53e4\u3044\u3082\u306e\u304b\u3089\u4e0a\u66f8\u304d\u3055\u308c\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u6642\u9593\u304c\u7d4c\u3064\u307b\u3069\u201c\u904e\u53bb\u306f\u6d88\u3048\u308b\u201d\u69cb\u9020\u3067\u3059\u3002<\/p> <h3>\u300c\u6d88\u3048\u305f\u300d\u306e\u6b63\u4f53\uff1aring buffer\u3068\u51fa\u529b\u7d4c\u8def<\/h3> <p>Linux\u306e\u30ab\u30fc\u30cd\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001\u6982\u306d\u6b21\u306e\u7d4c\u8def\u3067\u6d41\u308c\u307e\u3059\u3002<\/p> <table> <tr> <th style=\"background-color:#eeeeee;\">\u5c64<\/th> <th style=\"background-color:#eeeeee;\">\u5f79\u5272<\/th> <th style=\"background-color:#eeeeee;\">\u89b3\u6e2c\u306e\u5165\u53e3<\/th> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">kernel ring buffer<\/th> <td>\u30ab\u30fc\u30cd\u30eb\u5185\u90e8\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u84c4\u7a4d\uff08\u6709\u9650\u3067\u4e0a\u66f8\u304d\uff09<\/td> <td><code>dmesg<\/code><\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">kmsg\/console<\/th> <td>kmsg\u30c7\u30d0\u30a4\u30b9\u3084\u30b3\u30f3\u30bd\u30fc\u30eb\u3078\u306e\u51fa\u529b<\/td> <td><code>journalctl -k<\/code> \/ \u30b3\u30f3\u30bd\u30fc\u30eb\u30ed\u30b0<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">journald\/syslog<\/th> <td>\u6c38\u7d9a\u5316\u30fb\u30d5\u30a3\u30eb\u30bf\u30fb\u8ee2\u9001\uff08\u8a2d\u5b9a\u6b21\u7b2c\uff09<\/td> <td><code>\/var\/log<\/code> \/ \u96c6\u7d04\u57fa\u76e4<\/td> <\/tr> <\/table> <p>\u300cdmesg\u306b\u7121\u3044\uff1d\u8d77\u304d\u3066\u3044\u306a\u3044\u300d\u3068\u77ed\u7d61\u3057\u3084\u3059\u3044\u306e\u3067\u3059\u304c\u3001\u5b9f\u969b\u306b\u306f\u300cring buffer\u304b\u3089\u306f\u6d88\u3048\u305f\u304c\u3001journald\u3084\u30ed\u30b0\u96c6\u7d04\u306b\u306f\u6b8b\u3063\u3066\u3044\u308b\u300d\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059\u3002\u9006\u3082\u3042\u308a\u307e\u3059\uff08\u51fa\u529b\u304crate limit\u3067\u6291\u5236\u3055\u308c\u3001\u6c38\u7d9a\u5316\u5074\u306b\u5341\u5206\u6b8b\u3089\u306a\u3044\uff09\u3002<\/p> <hr> <h3>\u73fe\u5834\u306e\u201c\u5fc3\u306e\u4f1a\u8a71\u201d\uff1a\u5f8c\u304b\u3089\u8abf\u3079\u308b\u307b\u3069\u4e0d\u5229\u306b\u306a\u308b<\/h3> <p>\u300c\u3044\u307e\u306f\u5fa9\u65e7\u3057\u3066\u308b\u3057\u3001\u5f8c\u3067\u3086\u3063\u304f\u308a\u78ba\u8a8d\u3067\u3044\u3044\u304b\u300d\u2500\u2500\u305d\u3046\u601d\u3063\u305f\u77ac\u9593\u306b\u3001\u8abf\u67fb\u306e\u96e3\u6613\u5ea6\u306f\u4e0a\u304c\u308a\u307e\u3059\u3002ring buffer\u306f\u4e0a\u66f8\u304d\u3055\u308c\u3001\u30c9\u30e9\u30a4\u30d0\u306f\u540c\u3058\u8b66\u544a\u3092rate limit\u3067\u9593\u5f15\u304d\u3001\u30b7\u30b9\u30c6\u30e0\u306f\u6b21\u306e\u30a4\u30d9\u30f3\u30c8\u3067\u30ed\u30b0\u3092\u62bc\u3057\u6d41\u3057\u307e\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u969c\u5bb3\u5bfe\u5fdc\u306f\u201c\u539f\u56e0\u7a76\u660e\u306e\u305f\u3081\u306e\u63a1\u53d6\u201d\u3092\u6700\u512a\u5148\u306b\u7d44\u307f\u8fbc\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <h3>\u3053\u306e\u7ae0\u306e\u4f0f\u7dda\uff1a\u518d\u73fe\u3068\u306f\u300c\u540c\u3058\u30a8\u30e9\u30fc\u3092\u51fa\u3059\u300d\u3067\u306f\u306a\u3044<\/h3> <p>\u672c\u8a18\u4e8b\u306e\u30c6\u30fc\u30de\u306f\u300c\u524a\u9664\u30ed\u30b0\u518d\u73fe\u300d\u3067\u3059\u304c\u3001\u3053\u3053\u3067\u8a00\u3046\u201c\u518d\u73fe\u201d\u306f\u3001\u540c\u3058\u30e1\u30c3\u30bb\u30fc\u30b8\u6587\u5b57\u5217\u3092\u3082\u3046\u4e00\u5ea6\u51fa\u3059\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30ed\u30b0\u304c\u6d88\u3048\u308b\u6761\u4ef6\uff08\u4e0a\u66f8\u304d\u3001\u9593\u5f15\u304d\u3001\u51fa\u529b\u7d4c\u8def\u306e\u6b20\u843d\uff09\u3092\u7406\u89e3\u3057\u3001<strong>\u540c\u3058\u7d4c\u8def\u30fb\u540c\u3058\u5c64\u3067\u8d77\u304d\u305f\u4e8b\u8c61\u3092\u89b3\u6e2c\u53ef\u80fd\u306a\u5f62\u3067\u518d\u5ea6\u8e0f\u3080<\/strong>\u3053\u3068\u3067\u3059\u3002\u6b21\u7ae0\u304b\u3089\u3001\u305d\u306e\u524d\u63d0\u3068\u306a\u308b\u300c\u306a\u305c\u30ed\u30b0\u304c\u6d88\u3048\u305f\u3088\u3046\u306b\u898b\u3048\u308b\u306e\u304b\u300d\u3092\u5206\u89e3\u3057\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec02\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7b2c2\u7ae0\uff1a\u300c\u6d88\u3048\u305f\u306f\u305a\u306eI\/O\u30a8\u30e9\u30fc\u300d\u304c\u623b\u3063\u3066\u304f\u308b\u7406\u7531\u2500\u2500\u30ab\u30fc\u30cd\u30eb\u306f\u201c\u524a\u9664\u201d\u3067\u306f\u306a\u304f\u201c\u4e0a\u66f8\u304d\u201d\u3059\u308b<\/h2> <p>\u300c\u6628\u65e5\u306e\u6df1\u591c\u3001I\/O\u30a8\u30e9\u30fc\u304c\u51fa\u305f\u3063\u3066\u805e\u3044\u305f\u306e\u306b\u3001\u4eca <code>dmesg<\/code> \u3092\u898b\u3066\u3082\u7121\u3044\u300d\u2500\u2500\u3053\u308c\u306f\u201c\u8a3c\u62e0\u96a0\u6ec5\u201d\u3067\u306f\u306a\u304f\u3001\u69cb\u9020\u4e0a\u306e\u5fc5\u7136\u3067\u3059\u3002\u30ab\u30fc\u30cd\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u6709\u9650\u30d0\u30c3\u30d5\u30a1\u306b\u84c4\u7a4d\u3055\u308c\u3001\u53e4\u3044\u9806\u306b\u4e0a\u66f8\u304d\u3055\u308c\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u89b3\u6e2c\u304c\u9045\u3044\u307b\u3069\u3001\u904e\u53bb\u306e\u75d5\u8de1\u306f\u8584\u308c\u307e\u3059\u3002<\/p> <h3>ring buffer\u306e\u201c\u5bb9\u91cf\u201d\u304c\u3064\u304f\u308b\u7f60<\/h3> <p>ring buffer\u306e\u30b5\u30a4\u30ba\u306f\u74b0\u5883\u30fb\u8a2d\u5b9a\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u5927\u91cf\u306e\u30ed\u30b0\u304c\u51fa\u308b\u72b6\u6cc1\uff08\u30c9\u30e9\u30a4\u30d0\u306e\u8b66\u544a\u30eb\u30fc\u30d7\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30ea\u30f3\u30af\u30a2\u30c3\u30d7\u30c0\u30a6\u30f3\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u518d\u8a66\u884c\u306a\u3069\uff09\u3067\u306f\u3001\u77ed\u6642\u9593\u3067\u62bc\u3057\u6d41\u3055\u308c\u307e\u3059\u3002\u7279\u306b\u30cf\u30fc\u30c9\u969c\u5bb3\u7cfb\u306f\u300c\u540c\u3058\u8b66\u544a\u306e\u7e70\u308a\u8fd4\u3057\u300d\u304c\u591a\u304f\u3001\u91cd\u8981\u306a1\u884c\u304c\u30ce\u30a4\u30ba\u306b\u57cb\u3082\u308c\u3066\u6d88\u3048\u304c\u3061\u3067\u3059\u3002<\/p> <p>\u4e00\u65b9\u3067\u3001<code>journalctl -k<\/code> \u3092\u4f7f\u3046\u3068\u3001journald\u304c\u4fdd\u6301\u3057\u3066\u3044\u308b\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u3092\u6642\u7cfb\u5217\u3067\u8ffd\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u3001<code>dmesg<\/code> \u3057\u304b\u898b\u3066\u3044\u306a\u3044\u3068\u300c\u6d88\u3048\u305f\u300d\u3068\u8aa4\u8a8d\u3057\u3084\u3059\u3044\u3002\u307e\u305a\u89b3\u6e2c\u70b9\u3092\u5897\u3084\u3059\u3053\u3068\u304c\u7b2c\u4e00\u6b69\u3067\u3059\u3002<\/p> <h3>\u300c\u623b\u3063\u3066\u304f\u308b\u300d\u73fe\u8c61\uff1a\u540c\u3058\u6839\u672c\u539f\u56e0\u304c\u5f62\u3092\u5909\u3048\u3066\u518d\u767a\u3059\u308b<\/h3> <p>\u3082\u3046\u4e00\u3064\u306e\u5178\u578b\u304c\u3001\u300c\u4e00\u5ea6\u6d88\u3048\u305f\u306f\u305a\u306eI\/O\u554f\u984c\u304c\u3001\u5225\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u201c\u5225\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u201d\u3068\u3057\u3066\u623b\u3063\u3066\u304f\u308b\u300d\u3053\u3068\u3067\u3059\u3002\u4f8b\u3068\u3057\u3066\u3001\u6b21\u306e\u3088\u3046\u306a\u9023\u9396\u304c\u8d77\u3053\u308a\u5f97\u307e\u3059\u3002<\/p> <ul> <li>\u6700\u521d\u306f\u8efd\u5fae\u306a\u9045\u5ef6\uff08timeout\u5bf8\u524d\uff09\u3068\u3057\u3066\u73fe\u308c\u308b<\/li> <li>\u6b21\u306b\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3084\u30ea\u30f3\u30af\u306e\u30ea\u30bb\u30c3\u30c8\u3068\u3057\u3066\u73fe\u308c\u308b<\/li> <li>\u3055\u3089\u306b\u9032\u3080\u3068\u3001\u30d6\u30ed\u30c3\u30af\u5c64\u3067I\/O error\u3068\u3057\u3066\u9855\u5728\u5316\u3059\u308b<\/li> <li>\u6700\u7d42\u7684\u306b\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u304cread-only\u5316\u3084\u30a8\u30e9\u30fc\u3092\u5831\u544a\u3059\u308b<\/li> <\/ul> <p>\u30e1\u30c3\u30bb\u30fc\u30b8\u6587\u5b57\u5217\u304c\u5909\u308f\u308b\u306e\u3067\u3001\u73fe\u5834\u3067\u306f\u300c\u5225\u4ef6\u300d\u306b\u898b\u3048\u307e\u3059\u3002\u3057\u304b\u3057\u6839\u306f\u540c\u3058\uff08\u5a92\u4f53\u52a3\u5316\u3001\u30b1\u30fc\u30d6\u30eb\u4e0d\u826f\u3001\u30d0\u30c3\u30af\u30d7\u30ec\u30fc\u30f3\u3001HBA\u3001\u96fb\u6e90\u54c1\u8cea\u3001\u6e29\u5ea6\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u4e0d\u6574\u5408\u306a\u3069\uff09\u3067\u3001\u75c7\u72b6\u304c\u6bb5\u968e\u7684\u306b\u60aa\u5316\u3057\u3066\u3044\u308b\u3060\u3051\u3001\u3068\u3044\u3046\u30b1\u30fc\u30b9\u304c\u5c11\u306a\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/p> <hr> <h3>\u524a\u9664\u30ed\u30b0\u201c\u518d\u73fe\u201d\u306b\u5fc5\u8981\u306a\u8a2d\u8a08\uff1a\u6d88\u3048\u308b\u524d\u63d0\u3067\u4fdd\u5168\u3059\u308b<\/h3> <p>\u3053\u3053\u307e\u3067\u3067\u5206\u304b\u308b\u306e\u306f\u3001\u300c\u30ed\u30b0\u304c\u7121\u3044\u300d\u3053\u3068\u81ea\u4f53\u304c\u8a3a\u65ad\u6750\u6599\u306b\u306a\u308b\u3001\u3068\u3044\u3046\u70b9\u3067\u3059\u3002\u30ed\u30b0\u304c\u7121\u3044\u306e\u306f\u3001\u8d77\u304d\u3066\u3044\u306a\u3044\u304b\u3089\u3067\u306f\u306a\u304f\u3001<strong>\u4fdd\u6301\u3055\u308c\u308b\u8a2d\u8a08\u306b\u306a\u3063\u3066\u3044\u306a\u3044<\/strong>\u304b\u3089\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u518d\u73fe\u306b\u5411\u3051\u3066\u306f\u3001\u5c11\u306a\u304f\u3068\u3082\u6b21\u306e\u3069\u308c\u304b\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <ol> <li><strong>\u6c38\u7d9a\u5316<\/strong>\uff1ajournald\u306e\u6c38\u7d9a\u5316\u8a2d\u5b9a\u3001syslog\u3078\u306e\u8ee2\u9001\u3001\u30ed\u30b0\u96c6\u7d04\uff08\u5916\u90e8\u9001\u4fe1\uff09<\/li> <li><strong>\u5373\u6642\u63a1\u53d6<\/strong>\uff1a\u969c\u5bb3\u306e\u5146\u5019\u3092\u691c\u77e5\u3057\u305f\u77ac\u9593\u306b <code>dmesg<\/code>\/<code>journalctl -k<\/code> \u3092\u9000\u907f<\/li> <li><strong>\u5e2f\u57df\u306e\u78ba\u4fdd<\/strong>\uff1a\u30ed\u30b0\u304c\u62bc\u3057\u6d41\u3055\u308c\u306a\u3044\u3088\u3046\u3001\u30ce\u30a4\u30ba\u6e90\uff08\u30eb\u30fc\u30d7\u30ed\u30b0\uff09\u3092\u6291\u3048\u3001\u89b3\u6e2c\u70b9\u3092\u6574\u7406<\/li> <\/ol> <p>\u305f\u3060\u3057\u6ce8\u610f\u70b9\u3068\u3057\u3066\u3001\u30cf\u30fc\u30c9\u969c\u5bb3\u304c\u7591\u308f\u308c\u308b\u5c40\u9762\u3067\u300c\u30ed\u30b0\u3092\u53d6\u308a\u305f\u3044\u304b\u3089\u300d\u3068\u8ca0\u8377\u3092\u4e0a\u3052\u3059\u304e\u308b\u306e\u306f\u5371\u967a\u3067\u3059\u3002\u5a92\u4f53\u304c\u4e0d\u5b89\u5b9a\u306a\u3089\u3001\u8ffd\u52a0\u306e\u8aad\u307f\u66f8\u304d\u304c\u969c\u5bb3\u3092\u9032\u884c\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5f8c\u534a\u7ae0\u3067\u306f\u3001\u3053\u306e\u201c\u63a1\u53d6\u3068\u5b89\u5168\u201d\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u5177\u4f53\u7684\u306b\u6271\u3044\u307e\u3059\u3002<\/p> <h3>\u3053\u306e\u7ae0\u306e\u4f0f\u7dda\uff1a\u6b21\u306f\u300c\u30ce\u30a4\u30ba\u300d\u3092\u898b\u5206\u3051\u308b<\/h3> <p>\u524a\u9664\u30ed\u30b0\u518d\u73fe\u3092\u3084\u308b\u306a\u3089\u3001\u6b21\u306b\u5fc5\u8981\u306a\u306e\u306f\u300c\u4f55\u3092\u672c\u7dda\u3068\u3057\u3066\u8ffd\u3046\u304b\u300d\u3067\u3059\u3002\u73fe\u5834\u306e\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u306f\u30ce\u30a4\u30ba\u3060\u3089\u3051\u3067\u3001\u91cd\u8981\u306a\u5146\u5019\u306f\u77ed\u304f\u3001\u8a00\u3044\u56de\u3057\u3082\u30c9\u30e9\u30a4\u30d0\u4f9d\u5b58\u3067\u3059\u3002\u6b21\u7ae0\u3067\u306f\u3001\u307e\u305a\u201c\u30ce\u30a4\u30ba\u306e\u7a2e\u985e\u201d\u3092\u5206\u985e\u3057\u3001\u8ffd\u3046\u3079\u304d\u30b7\u30b0\u30ca\u30eb\u3092\u53d6\u308a\u3053\u307c\u3055\u306a\u3044\u305f\u3081\u306e\u8aad\u307f\u65b9\u306b\u843d\u3068\u3057\u307e\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\u307e\u305a\u62bc\u3055\u3048\u308b3\u7a2e\u985e\u306e\u73fe\u5834\u30ce\u30a4\u30ba\u2500\u2500ring buffer\u3001rate limit\u3001driver\u306e\u8a00\u3044\u56de\u3057<\/h2> <p>\u300c\u30ed\u30b0\u306f\u898b\u305f\u3002\u3067\u3082\u78ba\u8a3c\u304c\u6301\u3066\u306a\u3044\u300d\u2500\u2500\u3053\u306e\u72b6\u614b\u3092\u4f5c\u308b\u6700\u5927\u306e\u8981\u56e0\u304c\u30ce\u30a4\u30ba\u3067\u3059\u3002\u7279\u306b\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u521d\u671f\u5146\u5019\u306f\u3001\u6d3e\u624b\u306a\u201c\u6545\u969c\u5ba3\u8a00\u201d\u3067\u306f\u306a\u304f\u3001\u5730\u5473\u306a\u9045\u5ef6\u30fb\u518d\u8a66\u884c\u30fb\u30ea\u30bb\u30c3\u30c8\u3068\u3057\u3066\u73fe\u308c\u307e\u3059\u3002\u305d\u306e\u4e0a\u306b\u3001\u30ed\u30b0\u306e\u4ed5\u7d44\u307f\u7531\u6765\u306e\u30ce\u30a4\u30ba\u304c\u4e57\u308a\u307e\u3059\u3002<\/p> <h3>\u30ce\u30a4\u30ba1\uff1aring buffer\u306e\u4e0a\u66f8\u304d\uff08\u91cd\u8981\u30ed\u30b0\u304c\u7269\u7406\u7684\u306b\u6b8b\u3089\u306a\u3044\uff09<\/h3> <p>\u7b2c1\u7ae0\u30fb\u7b2c2\u7ae0\u3067\u89e6\u308c\u305f\u901a\u308a\u3001<code>dmesg<\/code> \u306e\u5143\u306b\u306a\u308bring buffer\u306f\u6709\u9650\u3067\u3059\u3002\u969c\u5bb3\u6642\u306f\u30ed\u30b0\u304c\u5897\u3048\u3084\u3059\u304f\u3001\u91cd\u8981\u306a\u77ac\u9593\u304c\u62bc\u3057\u6d41\u3055\u308c\u304c\u3061\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u969c\u5bb3\u89e3\u6790\u306f\u300c\u3044\u3064\u898b\u305f\u304b\u300d\u304c\u54c1\u8cea\u3092\u5de6\u53f3\u3057\u307e\u3059\u3002<\/p> <ul> <li>\u307e\u305a <code>journalctl -k<\/code> \u3067\u6c38\u7d9a\u5074\u306b\u6b8b\u3063\u3066\u3044\u306a\u3044\u304b\u78ba\u8a8d\u3059\u308b<\/li> <li>\u6b8b\u3063\u3066\u3044\u306a\u3044\u306a\u3089\u3001\u6b21\u56de\u306b\u5099\u3048\u3066\u6c38\u7d9a\u5316\u30fb\u8ee2\u9001\u30fb\u5373\u6642\u63a1\u53d6\u306e\u8a2d\u8a08\u3092\u5165\u308c\u308b<\/li> <\/ul> <h3>\u30ce\u30a4\u30ba2\uff1arate limit\uff08\u540c\u3058\u8b66\u544a\u304c\u201c\u9593\u5f15\u304b\u308c\u3066\u201d\u898b\u3048\u306a\u304f\u306a\u308b\uff09<\/h3> <p>\u30ab\u30fc\u30cd\u30eb\u3084journald\u306b\u306f\u3001\u30ed\u30b0\u306e\u6d2a\u6c34\u3092\u9632\u3050\u305f\u3081\u306erate limit\uff08\u51fa\u529b\u5236\u9650\uff09\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u540c\u3058\u7a2e\u985e\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u5927\u91cf\u306b\u51fa\u3066\u3044\u308b\u72b6\u6cc1\u307b\u3069\u3001\u300c\u6700\u521d\u306e\u6570\u4ef6\u3060\u3051\u304c\u898b\u3048\u3066\u3001\u809d\u5fc3\u306e\u5f8c\u534a\u304c\u6d88\u3048\u308b\u300d\u3053\u3068\u304c\u8d77\u304d\u307e\u3059\u3002\u7d50\u679c\u3068\u3057\u3066\u3001\u539f\u56e0\u306e\u9032\u884c\u5ea6\u5408\u3044\u3084\u983b\u5ea6\u3092\u8aa4\u8a8d\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <p>\u3053\u3053\u3067\u306e\u5b9f\u52d9\u7684\u306a\u5bfe\u7b56\u306f\u300crate limit\u3092\u89e3\u9664\u3057\u3066\u5168\u90e8\u53d6\u308b\u300d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u969c\u5bb3\u6642\u306b\u30ed\u30b0\u3092\u5897\u3084\u3059\u3068\u3001\u89b3\u6e2c\u81ea\u4f53\u304c\u91cd\u304f\u306a\u308a\u3001\u3055\u3089\u306b\u30d0\u30c3\u30d5\u30a1\u3092\u5727\u8feb\u3057\u307e\u3059\u3002\u3080\u3057\u308d\u3001\u6b21\u306e\u3088\u3046\u306b\u8a2d\u8a08\u3059\u308b\u306e\u304c\u5b89\u5168\u3067\u3059\u3002<\/p> <ul> <li>\u672c\u756a\u3067\u306f\u30ed\u30b0\u3092\u201c\u53d6\u308c\u308b\u5f62\u201d\u306b\u6574\u3048\u308b\uff08\u6c38\u7d9a\u5316\u30fb\u8ee2\u9001\u30fb\u6642\u523b\u540c\u671f\uff09<\/li> <li>\u518d\u73fe\u74b0\u5883\u3067\u306frate limit\u306e\u5f71\u97ff\u3092\u898b\u8d8a\u3057\u3066\u3001\u8907\u6570\u306e\u89b3\u6e2c\u70b9\uff08\u30c9\u30e9\u30a4\u30d0\u3001\u30d6\u30ed\u30c3\u30af\u5c64\u3001FS\u5c64\uff09\u3092\u540c\u6642\u306b\u53d6\u308b<\/li> <\/ul> <h3>\u30ce\u30a4\u30ba3\uff1adriver\u306e\u8a00\u3044\u56de\u3057\uff08\u540c\u3058\u4e8b\u8c61\u304c\u5225\u540d\u3067\u51fa\u308b\uff09<\/h3> <p>\u30cf\u30fc\u30c9\u969c\u5bb3\u306b\u95a2\u3059\u308b\u30ed\u30b0\u306f\u3001\u5c64\u3068\u30c9\u30e9\u30a4\u30d0\u3067\u8868\u73fe\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u300c\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u300d\u4e00\u3064\u3067\u3082\u3001SATA\/ATA\u3001SCSI\u3001NVMe\u3001RAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3067\u6587\u8a00\u304c\u9055\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u4e0a\u4f4d\u5c64\uff08\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\uff09\u306b\u306f\u300cI\/O error\u300d\u3084\u300cread-only remount\u300d\u306a\u3069\u5225\u306e\u5f62\u3067\u73fe\u308c\u307e\u3059\u3002<\/p> <table> <tr> <th style=\"background-color:#eeeeee;\">\u89b3\u6e2c\u5c64<\/th> <th style=\"background-color:#eeeeee;\">\u3088\u304f\u51fa\u308b\u5146\u5019<\/th> <th style=\"background-color:#eeeeee;\">\u89e3\u91c8\u306e\u30dd\u30a4\u30f3\u30c8<\/th> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u30c9\u30e9\u30a4\u30d0\/\u30ea\u30f3\u30af\u5c64<\/th> <td>link down\/up\u3001reset\u3001timeout<\/td> <td>\u30b1\u30fc\u30d6\u30eb\/\u30d0\u30c3\u30af\u30d7\u30ec\u30fc\u30f3\/\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\/\u96fb\u6e90\u54c1\u8cea\u306e\u7591\u3044<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u30d6\u30ed\u30c3\u30af\u5c64<\/th> <td>I\/O error\u3001request timeout\u3001abort<\/td> <td>\u518d\u8a66\u884c\u306e\u7d50\u679c\u3068\u3057\u3066\u8868\u9762\u5316\u3002\u983b\u5ea6\u3068\u5bfe\u8c61LBA\/\u30c7\u30d0\u30a4\u30b9\u3092\u8ffd\u3046<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5c64<\/th> <td>ext4\/xfs\u306e\u30a8\u30e9\u30fc\u3001read-only\u5316<\/td> <td>\u201c\u88ab\u5bb3\u6700\u5c0f\u5316\u201d\u306e\u305f\u3081\u306e\u4fdd\u8b77\u52d5\u4f5c\u3002\u539f\u56e0\u306f\u4e0b\u4f4d\u5c64\u306b\u3042\u308b\u3053\u3068\u304c\u591a\u3044<\/td> <\/tr> <\/table> <hr> <h3>\u3053\u3053\u307e\u3067\u306e\u4f0f\u7dda\u56de\u53ce\uff1a\u518d\u73fe\u306e\u524d\u306b\u300c\u4f55\u3092\u518d\u73fe\u3059\u308b\u304b\u300d\u3092\u6c7a\u3081\u308b<\/h3> <p>\u524a\u9664\u30ed\u30b0\u3092\u518d\u73fe\u3057\u305f\u3044\u3068\u304d\u3001\u3084\u308a\u304c\u3061\u306a\u306e\u304c\u300c\u540c\u3058\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u51fa\u3059\u30c6\u30b9\u30c8\u300d\u3067\u3059\u304c\u3001\u3053\u308c\u306f\u672c\u8cea\u304b\u3089\u5916\u308c\u307e\u3059\u3002\u5927\u4e8b\u306a\u306e\u306f\u3001<strong>\u3069\u306e\u5c64\u3067\u3001\u3069\u306e\u7a2e\u985e\u306e\u5146\u5019\u304c\u6700\u521d\u306b\u51fa\u305f\u306e\u304b<\/strong>\u3092\u7279\u5b9a\u3057\u3001\u305d\u306e\u5c64\u3092\u4e2d\u5fc3\u306b\u89b3\u6e2c\u3092\u7d44\u3080\u3053\u3068\u3067\u3059\u3002\u305f\u3068\u3048\u3070\u300c\u30ea\u30f3\u30af\u30ea\u30bb\u30c3\u30c8\u304c\u6700\u521d\u300d\u306a\u3089\u30b1\u30fc\u30d6\u30eb\u30fb\u30d0\u30c3\u30af\u30d7\u30ec\u30fc\u30f3\u30fbHBA\u306e\u89b3\u6e2c\u304c\u4e3b\u5f79\u306b\u306a\u308a\u307e\u3059\u3057\u3001\u300c\u7279\u5b9aLBA\u3067\u306e\u8aad\u307f\u53d6\u308a\u9045\u5ef6\u304c\u6700\u521d\u300d\u306a\u3089\u5a92\u4f53\u52a3\u5316\u30fb\u518d\u914d\u7f6e\u30fbSMART\/NVMe\u30ed\u30b0\u304c\u4e3b\u5f79\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <p>\u6b21\u7ae0\u3067\u306f\u3001\u5c64\u306e\u95a2\u4fc2\uff08block\u5c64\u30fbSCSI\/ATA\u5c64\u30fb\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5c64\uff09\u3092\u201c\u982d\u306e\u4e2d\u3067\u56f3\u306b\u3067\u304d\u308b\u201d\u5f62\u306b\u6574\u7406\u3057\u3001\u30ed\u30b0\u306e\u8aad\u307f\u9055\u3044\u3092\u6e1b\u3089\u3057\u307e\u3059\u3002\u305d\u3053\u304b\u3089\u5148\u3067\u3001\u518d\u73fe\u74b0\u5883\u306e\u4f5c\u308a\u65b9\u3068\u3001\u89b3\u6e2c\u306e\u675f\u306d\u65b9\u306b\u9032\u307f\u307e\u3059\u3002<\/p> \r\n\r\n\/\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\uff1a\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u30b7\u30b0\u30ca\u30eb\u306f\u3053\u3053\u306b\u51fa\u308b\u2500\u2500block\u5c64\u30fbSCSI\/ATA\u5c64\u30fb\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5c64\u306e\u95a2\u4fc2<\/h2> <p>\u30cf\u30fc\u30c9\u969c\u5bb3\u3092\u793a\u3059\u30ab\u30fc\u30cd\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001\u5358\u767a\u306e\u300cI\/O error\u300d\u3060\u3051\u3067\u5b8c\u7d50\u3057\u307e\u305b\u3093\u3002\u3080\u3057\u308d\u591a\u304f\u306e\u5834\u5408\u3001<strong>\u8907\u6570\u306e\u5c64\u304c\u9023\u9396\u3057\u3066<\/strong>\u30ed\u30b0\u304c\u51fa\u307e\u3059\u3002\u3053\u3053\u3092\u7406\u89e3\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3067\u3001\u300c\u898b\u3048\u3066\u3044\u308b\u30ed\u30b0\u304b\u3089\u4f55\u304c\u8a00\u3048\u308b\u304b\u300d\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <h3>\u307e\u305a\u5168\u4f53\u50cf\uff1a\u4e0b\u4f4d\u306e\u7570\u5e38\u304c\u4e0a\u4f4d\u306b\u201c\u7ffb\u8a33\u201d\u3055\u308c\u308b<\/h3> <p>Linux\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u30ed\u30b0\u306f\u3001\u5927\u307e\u304b\u306b\u6b21\u306e\u5c64\u3067\u51fa\u307e\u3059\u3002<\/p> <ul> <li><strong>\u7269\u7406\u301c\u30ea\u30f3\u30af\u5c64<\/strong>\uff1aSATA\/SAS\/NVMe\u306e\u30ea\u30f3\u30af\u3001\u30b1\u30fc\u30d6\u30eb\u3001\u30d0\u30c3\u30af\u30d7\u30ec\u30fc\u30f3\u3001HBA\u3001\u96fb\u6e90\u54c1\u8cea\u306a\u3069\u306e\u5f71\u97ff\u304c\u51fa\u3084\u3059\u3044<\/li> <li><strong>\u30c7\u30d0\u30a4\u30b9\/\u30d7\u30ed\u30c8\u30b3\u30eb\u5c64<\/strong>\uff1aSCSI\uff08SAS\/FC\/iSCSI\u306a\u3069\u542b\u3080\uff09\u3001ATA\u3001NVMe\u306a\u3069\u306e\u30b3\u30de\u30f3\u30c9\u51e6\u7406\u30fb\u30a8\u30e9\u30fc\u5831\u544a<\/li> <li><strong>\u30d6\u30ed\u30c3\u30af\u5c64<\/strong>\uff1aI\/O\u8981\u6c42\uff08request\uff09\u306e\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3001\u518d\u8a66\u884c\u3001\u5931\u6557\u304c\u96c6\u7d04\u3055\u308c\u308b<\/li> <li><strong>\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5c64<\/strong>\uff1aext4\/xfs\/btrfs\u7b49\u304c\u6574\u5408\u6027\u3092\u5b88\u308b\u305f\u3081\u306b\u8b66\u544a\u3084read-only\u5316\u3092\u884c\u3046<\/li> <li><strong>\u30a2\u30d7\u30ea\u5c64<\/strong>\uff1a\u6700\u7d42\u7684\u306bread(2)\/write(2)\u304cEIO\u7b49\u3067\u5931\u6557\u3057\u3001\u30a2\u30d7\u30ea\u3084DB\u304c\u7570\u5e38\u3092\u793a\u3059<\/li> <\/ul> <p>\u30dd\u30a4\u30f3\u30c8\u306f\u3001\u4e0a\u4f4d\u306b\u884c\u304f\u307b\u3069\u62bd\u8c61\u5316\u3055\u308c\u3001<strong>\u539f\u56e0\u306e\u60c5\u5831\u304c\u524a\u308c\u3066\u3044\u304f<\/strong>\u3053\u3068\u3067\u3059\u3002\u305f\u3068\u3048\u3070\u30a2\u30d7\u30ea\u304c\u300cInput\/output error\u300d\u3092\u51fa\u3057\u3066\u3082\u3001\u305d\u308c\u304c\u5a92\u4f53\u52a3\u5316\u306a\u306e\u304b\u3001\u30ea\u30f3\u30af\u4e0d\u5b89\u5b9a\u306a\u306e\u304b\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u30ea\u30bb\u30c3\u30c8\u306a\u306e\u304b\u306f\u5206\u304b\u308a\u307e\u305b\u3093\u3002\u539f\u56e0\u306b\u8fd1\u3044\u60c5\u5831\u306f\u4e0b\u4f4d\u5c64\u306b\u3042\u308a\u307e\u3059\u3002<\/p> <h3>\u201c\u3069\u3053\u3092\u8d77\u70b9\u306b\u8aad\u3080\u304b\u201d\u306e\u5b9f\u52d9\u30eb\u30fc\u30eb<\/h3> <p>\u73fe\u5834\u3067\u8ff7\u3044\u304c\u3061\u306a\u8aad\u307f\u65b9\u3092\u3001\u5224\u65ad\u3057\u3084\u3059\u3044\u5f62\u306b\u843d\u3068\u3057\u307e\u3059\u3002<\/p> <table> <tr> <th style=\"background-color:#eeeeee;\">\u6700\u521d\u306b\u76ee\u306b\u3064\u3044\u305f\u30ed\u30b0<\/th> <th style=\"background-color:#eeeeee;\">\u6b21\u306b\u5f53\u305f\u308b\u5c64<\/th> <th style=\"background-color:#eeeeee;\">\u72d9\u3046\u3079\u304d\u8ffd\u52a0\u60c5\u5831<\/th> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">ext4\/xfs\u306e\u6574\u5408\u6027\u8b66\u544a<\/th> <td>\u30d6\u30ed\u30c3\u30af\u5c64 \u2192 \u30c7\u30d0\u30a4\u30b9\u5c64<\/td> <td>\u540c\u6642\u523b\u306eI\/O error\u3001timeout\u3001reset\u3001\u5bfe\u8c61\u30c7\u30d0\u30a4\u30b9\u540d\uff08sda\/nvme0n1\u7b49\uff09<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">I\/O error \/ request failed<\/th> <td>\u30c7\u30d0\u30a4\u30b9\u5c64\uff08SCSI\/ATA\/NVMe\uff09<\/td> <td>sense key\/ASC\/ASCQ\u3001ATA error\u3001NVMe status\u3001reset\u5c65\u6b74<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">link down\/up \/ controller reset<\/th> <td>\u7269\u7406\u301c\u30ea\u30f3\u30af\u5c64<\/td> <td>\u30b1\u30fc\u30d6\u30eb\/\u30d0\u30c3\u30af\u30d7\u30ec\u30fc\u30f3\/\u96fb\u6e90\/\u6e29\u5ea6\u3001\u540c\u4e00\u30dd\u30fc\u30c8\u3067\u306e\u518d\u767a\u3001\u5225\u30c7\u30a3\u30b9\u30af\u3078\u306e\u6ce2\u53ca<\/td> <\/tr> <\/table> <hr> <h3>\u300c\u524a\u9664\u30ed\u30b0\u518d\u73fe\u300d\u306e\u4f0f\u7dda\uff1a\u5c64\u3054\u3068\u306b\u201c\u518d\u73fe\u306e\u76ee\u7684\u201d\u304c\u9055\u3046<\/h3> <p>\u3053\u3053\u3067\u91cd\u8981\u306a\u4f0f\u7dda\u304c\u3042\u308a\u307e\u3059\u3002\u524a\u9664\u30ed\u30b0\u3092\u201c\u518d\u73fe\u201d\u3059\u308b\u3068\u8a00\u3063\u3066\u3082\u3001\u5c64\u306b\u3088\u3063\u3066\u518d\u73fe\u306e\u72d9\u3044\u306f\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <ul> <li><strong>\u30ea\u30f3\u30af\u5c64\u304c\u4e3b\u56e0<\/strong>\u306a\u3089\uff1a\u540c\u4e00\u30dd\u30fc\u30c8\u3067\u30ea\u30f3\u30af\u306e\u77ac\u65ad\u3084\u30ea\u30bb\u30c3\u30c8\u304c\u8d77\u304d\u308b\u6761\u4ef6\uff08\u30b1\u30fc\u30d6\u30eb\u30fb\u632f\u52d5\u30fb\u6e29\u5ea6\u30fb\u96fb\u6e90\uff09\u3092\u518d\u73fe\u3057\u3001\u540c\u6642\u306b\u89b3\u6e2c\u3059\u308b<\/li> <li><strong>\u5a92\u4f53\/\u30c7\u30d0\u30a4\u30b9\u5c64\u304c\u4e3b\u56e0<\/strong>\u306a\u3089\uff1a\u7279\u5b9a\u306e\u8aad\u307f\u53d6\u308a\u9045\u5ef6\u3084\u30a8\u30e9\u30fc\u5831\u544a\uff08SMART\/NVMe\u30ed\u30b0\u542b\u3080\uff09\u3092\u89b3\u6e2c\u3067\u304d\u308b\u72b6\u614b\u3067\u3001\u5371\u967a\u306a\u8ca0\u8377\u3092\u907f\u3051\u3064\u3064\u5146\u5019\u3092\u6349\u3048\u308b<\/li> <li><strong>\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u5c64\u304c\u4e3b\u56e0\u306b\u898b\u3048\u308b<\/strong>\u306a\u3089\uff1a\u5b9f\u969b\u306f\u4e0b\u4f4d\u306eI\/O\u554f\u984c\u304c\u8d77\u70b9\u304b\u3001\u30e1\u30e2\u30ea\/\u30d0\u30b0\/\u8a2d\u5b9a\uff08\u4f8b\uff1a\u7a81\u7136\u306e\u96fb\u65ad\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u7834\u640d\uff09\u304c\u8d77\u70b9\u304b\u3092\u5207\u308a\u5206\u3051\u308b<\/li> <\/ul> <p>\u6b21\u7ae0\u3067\u306f\u3001\u73fe\u5834\u3067\u3088\u304f\u898b\u308b\u300cI\/O error\u300d\u3068\u3044\u3046\u4e00\u8a00\u306e\u4e2d\u8eab\u3092\u5206\u89e3\u3057\u3001\u4f55\u3092\u898b\u308c\u3070\u201c\u3069\u306e\u7a2e\u985e\u306e\u7570\u5e38\u304b\u201d\u3092\u8a00\u3048\u308b\u306e\u304b\u3092\u6574\u7406\u3057\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\u300cI\/O error\u300d\u306e\u6b63\u4f53\u3092\u5206\u89e3\u3059\u308b\u2500\u2500timeout\uff0freset\uff0fmedium error\uff0flink down<\/h2> <p>\u300cI\/O error\u304c\u51fa\u307e\u3057\u305f\u300d\u3068\u8a00\u308f\u308c\u305f\u3068\u304d\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u53cd\u5c04\u7684\u306b\u3053\u3046\u601d\u3044\u307e\u3059\u3002\u300c\u3067\u3001\u3069\u306eI\/O\uff1f\u300d\u300c\u3069\u306e\u5c64\uff1f\u300d\u300c\u518d\u8a66\u884c\u306f\uff1f\u300d\u300c\u540c\u6642\u523b\u306b\u4f55\u304c\u8d77\u304d\u3066\u308b\uff1f\u300d\u3002\u3053\u306e\u7ae0\u3067\u306f\u3001\u305d\u306e\u201c\u8179\u843d\u3061\u201d\u306b\u5fc5\u8981\u306a\u5206\u89e3\u8ef8\u3092\u3001\u30ed\u30b0\u306e\u8aad\u307f\u65b9\u3068\u3057\u3066\u307e\u3068\u3081\u307e\u3059\u3002<\/p> <h3>\u3088\u304f\u3042\u308b4\u5206\u985e\uff1a\u73fe\u5834\u306e\u5224\u65ad\u304c\u901f\u304f\u306a\u308b<\/h3> <p>\u540c\u3058I\/O\u5931\u6557\u3067\u3082\u3001\u80cc\u666f\u304c\u9055\u3046\u3068\u5bfe\u51e6\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u5b9f\u52d9\u4e0a\u306f\u6b21\u306e4\u5206\u985e\u304c\u6709\u7528\u3067\u3059\u3002<\/p> <table> <tr> <th style=\"background-color:#eeeeee;\">\u5206\u985e<\/th> <th style=\"background-color:#eeeeee;\">\u5178\u578b\u7684\u306a\u5146\u5019<\/th> <th style=\"background-color:#eeeeee;\">\u7591\u3046\u7bc4\u56f2<\/th> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">timeout\u7cfb<\/th> <td>request timeout\u3001command timeout\u3001I\/O\u304c\u5b8c\u4e86\u3057\u306a\u3044<\/td> <td>\u904e\u8ca0\u8377\u3001\u30ad\u30e5\u30fc\u8a70\u307e\u308a\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u5fdc\u7b54\u9045\u5ef6\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u3001\u6e29\u5ea6<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">reset\u7cfb<\/th> <td>controller reset\u3001bus reset\u3001link reset\u3001device reset<\/td> <td>\u30ea\u30f3\u30af\u4e0d\u5b89\u5b9a\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\/HBA\u3001\u96fb\u6e90\u54c1\u8cea\u3001\u30b1\u30fc\u30d6\u30eb\/\u30d0\u30c3\u30af\u30d7\u30ec\u30fc\u30f3<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">medium error\u7cfb<\/th> <td>\u8aad\u307f\u51fa\u3057\u4e0d\u53ef\u3001uncorrectable\u3001reallocated\u5897\u52a0\u306a\u3069\uff08S.M.A.R.T.\u5074\u306b\u3082\u5146\u5019\uff09<\/td> <td>\u5a92\u4f53\u52a3\u5316\u3001NAND\/\u78c1\u6c17\u9762\u306e\u52a3\u5316\u3001ECC\u9650\u754c\u3001\u5bff\u547d<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">link down\u7cfb<\/th> <td>link down\/up\u3001PHY reset\u3001CRC error\u306b\u95a2\u9023\u3059\u308b\u5146\u5019<\/td> <td>\u30b1\u30fc\u30d6\u30eb\u3001\u30b3\u30cd\u30af\u30bf\u63a5\u89e6\u3001\u30d0\u30c3\u30af\u30d7\u30ec\u30fc\u30f3\u3001\u632f\u52d5\u3001\u6e29\u5ea6\u3001\u96fb\u6e90\u30ce\u30a4\u30ba<\/td> <\/tr> <\/table> <h3>\u300c\u5fc3\u306e\u4f1a\u8a71\u300d\uff1a\u4ea4\u63db\u3059\u3079\u304d\u306f\u30c7\u30a3\u30b9\u30af\uff1f\u305d\u308c\u3068\u3082\u5468\u8fba\uff1f<\/h3> <p>\u3053\u3053\u3067\u73fe\u5834\u304c\u60a9\u3080\u306e\u306f\u3001\u300c\u30c7\u30a3\u30b9\u30af\u3092\u4ea4\u63db\u3057\u3066\u7d42\u308f\u308a\u306b\u3057\u305f\u3044\u300d\u6c17\u6301\u3061\u3068\u3001\u300c\u5468\u8fba\u304c\u539f\u56e0\u306a\u3089\u4ea4\u63db\u3057\u3066\u3082\u518d\u767a\u3059\u308b\u300d\u73fe\u5b9f\u306e\u9593\u3067\u3059\u3002\u305f\u3068\u3048\u3070link down\u7cfb\u304c\u51fa\u3066\u3044\u308b\u306e\u306b\u30c7\u30a3\u30b9\u30af\u3060\u3051\u4ea4\u63db\u3059\u308b\u3068\u3001\u540c\u3058\u30dd\u30fc\u30c8\u3067\u6b21\u306e\u30c7\u30a3\u30b9\u30af\u3082\u843d\u3061\u307e\u3059\u3002\u9006\u306bmedium error\u7cfb\u3067\u30c7\u30a3\u30b9\u30af\u304c\u52a3\u5316\u3057\u3066\u3044\u308b\u306e\u306b\u3001\u30b1\u30fc\u30d6\u30eb\u3092\u7591\u3063\u3066\u6642\u9593\u3092\u4f7f\u3046\u3068\u3001\u52a3\u5316\u304c\u9032\u3093\u3067\u6551\u51fa\u96e3\u6613\u5ea6\u304c\u4e0a\u304c\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u201c\u524a\u9664\u30ed\u30b0\u201d\u304c\u3042\u3063\u3066\u3082\u78ba\u5ea6\u3092\u4e0a\u3052\u308b\u30b3\u30c4\uff1a\u6642\u523b\u30fb\u5bfe\u8c61\u30fb\u983b\u5ea6<\/h3> <p>\u30ed\u30b0\u304c\u6d88\u3048\u3066\u3044\u305f\u308a\u9593\u5f15\u304b\u308c\u3066\u3044\u305f\u308a\u3057\u3066\u3082\u3001\u78ba\u5ea6\u3092\u4e0a\u3052\u308b\u305f\u3081\u306e\u30b3\u30c4\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u4e8b\u5b9f\u30d9\u30fc\u30b9\u3067\u7a4d\u307f\u4e0a\u3052\u308b\u65b9\u6cd5\u306b\u9650\u5b9a\u3057\u307e\u3059\u3002<\/p> <ul> <li><strong>\u6642\u523b<\/strong>\uff1a\u540c\u3058\u30bf\u30a4\u30e0\u30a6\u30a3\u30f3\u30c9\u30a6\uff08\u00b1\u6570\u5206\u301c\u5341\u6570\u5206\uff09\u3067\u3001\u4e0b\u4f4d\u5c64\u2192\u4e0a\u4f4d\u5c64\u306e\u9023\u9396\u304c\u306a\u3044\u304b\u3092\u898b\u308b<\/li> <li><strong>\u5bfe\u8c61<\/strong>\uff1a\u30c7\u30d0\u30a4\u30b9\u540d\uff08sda\/sdb\u3001nvme0n1\u7b49\uff09\u3068\u3001\u305d\u306e\u80cc\u5f8c\uff08RAID\u4eee\u60f3\u304b\u3001\u7269\u7406\u304b\uff09\u3092\u4e00\u81f4\u3055\u305b\u308b<\/li> <li><strong>\u983b\u5ea6<\/strong>\uff1a\u5358\u767a\u304b\u3001\u5468\u671f\u7684\u304b\u3001\u8ca0\u8377\u306b\u6bd4\u4f8b\u3059\u308b\u304b\u3002\u5358\u767a\u3067\u3082\u201c\u5146\u5019\u201d\u3068\u3057\u3066\u6271\u3046<\/li> <\/ul> <p>\u7279\u306b\u3001\u5468\u671f\u6027\u3084\u8ca0\u8377\u4f9d\u5b58\u306f\u518d\u73fe\u306e\u8a2d\u8a08\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u300c\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u6642\u9593\u5e2f\u306b\u3060\u3051\u51fa\u308b\u300d\u306a\u3089\u3001I\/O\u304c\u5897\u3048\u305f\u3068\u304d\u306b\u30ad\u30e5\u30fc\u3084\u6e29\u5ea6\u304c\u4e0a\u304c\u308b\u6761\u4ef6\u304c\u95a2\u4e0e\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <h3>\u6b21\u7ae0\u3078\u306e\u4f0f\u7dda\uff1a\u518d\u73fe\u306f\u201c\u540c\u3058\u30a8\u30e9\u30fc\u201d\u3067\u306f\u306a\u304f\u201c\u540c\u3058\u7d4c\u8def\u201d<\/h3> <p>\u3053\u3053\u307e\u3067\u3067\u3001\u300cI\/O error\u300d\u3068\u4e00\u53e3\u306b\u8a00\u3063\u3066\u3082\u80cc\u666f\u304c\u9055\u3046\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3057\u305f\u3002\u6b21\u7ae0\u3067\u306f\u3001\u524a\u9664\u30ed\u30b0\u518d\u73fe\u306e\u8003\u3048\u65b9\u3068\u3057\u3066\u3001<strong>\u540c\u3058\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u51fa\u3059\u306e\u3067\u306f\u306a\u304f\u3001\u540c\u3058\u7d4c\u8def\uff08\u5c64\uff09\u3067\u540c\u3058\u7a2e\u985e\u306e\u7570\u5e38\u304c\u8d77\u304d\u308b\u72b6\u6cc1\u3092\u4f5c\u308b<\/strong>\u3068\u3044\u3046\u65b9\u91dd\u306b\u843d\u3068\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u306b\u5fc5\u8981\u306a\u3001\u518d\u73fe\u74b0\u5883\u30fb\u89b3\u6e2c\u8a2d\u8a08\u306e\u6700\u5c0f\u69cb\u6210\u3092\u63d0\u793a\u3057\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\u524a\u9664\u30ed\u30b0\u3092\u201c\u518d\u73fe\u201d\u3059\u308b\u767a\u60f3\u2500\u2500\u540c\u3058\u30a8\u30e9\u30fc\u3092\u51fa\u3059\u306e\u3067\u306f\u306a\u304f\u300c\u540c\u3058\u7d4c\u8def\u3092\u8e0f\u3080\u300d<\/h2> <p>\u300c\u524a\u9664\u3055\u308c\u305f\u30ed\u30b0\u3092\u518d\u73fe\u3059\u308b\u300d\u3068\u8a00\u3046\u3068\u3001\u3069\u3046\u3057\u3066\u3082\u201c\u540c\u3058\u30ed\u30b0\u884c\u3092\u51fa\u3059\u201d\u65b9\u5411\u306b\u5f15\u3063\u5f35\u3089\u308c\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u305d\u308c\u306f\u5371\u967a\u3067\u3059\u3002\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u5146\u5019\u3092\u7121\u7406\u306b\u51fa\u305d\u3046\u3068\u3057\u3066\u3001\u30c7\u30a3\u30b9\u30af\u306b\u904e\u5270\u306a\u8ca0\u8377\u3092\u304b\u3051\u305f\u308a\u3001\u904b\u7528\u74b0\u5883\u3067\u4e0d\u5fc5\u8981\u306a\u64cd\u4f5c\u3092\u3057\u305f\u308a\u3059\u308b\u3068\u3001\u88ab\u5bb3\u304c\u62e1\u5927\u3059\u308b\u6050\u308c\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u3053\u3053\u3067\u306e\u518d\u73fe\u306f\u3001\u3042\u304f\u307e\u3067<strong>\u89e3\u6790\u306e\u305f\u3081\u306e\u518d\u89b3\u6e2c<\/strong>\u3067\u3059\u3002\u76ee\u7684\u306f\u300c\u30e1\u30c3\u30bb\u30fc\u30b8\u6587\u5b57\u5217\u306e\u5fa9\u5143\u300d\u3067\u306f\u306a\u304f\u3001\u300c\u56e0\u679c\u306e\u78ba\u5b9a\u300d\u306b\u3042\u308a\u307e\u3059\u3002<\/p> <h3>\u518d\u73fe\u306e\u5b9a\u7fa9\uff1a\u89b3\u6e2c\u53ef\u80fd\u306a\u5f62\u3067\u56e0\u679c\u306e\u9396\u3092\u3082\u3046\u4e00\u5ea6\u4f5c\u308b<\/h3> <p>\u5b9f\u52d9\u3067\u306e\u518d\u73fe\u306f\u3001\u6b21\u306e3\u70b9\u304c\u63c3\u3063\u3066\u521d\u3081\u3066\u610f\u5473\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <ol> <li><strong>\u6761\u4ef6\u304c\u56fa\u5b9a\u3055\u308c\u3066\u3044\u308b<\/strong>\uff08\u8ca0\u8377\u3001\u6e29\u5ea6\u3001\u69cb\u6210\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u3001\u30b1\u30fc\u30d6\u30eb\u3001HBA\u306a\u3069\uff09<\/li> <li><strong>\u89b3\u6e2c\u304c\u540c\u6642\u306b\u53d6\u308c\u3066\u3044\u308b<\/strong>\uff08dmesg\/journalctl\u3060\u3051\u3067\u306a\u304f\u3001SMART\/NVMe\u3001I\/O\u7d71\u8a08\u306a\u3069\uff09<\/li> <li><strong>\u5b89\u5168\u304c\u62c5\u4fdd\u3055\u308c\u3066\u3044\u308b<\/strong>\uff08\u30c7\u30fc\u30bf\u4fdd\u5168\u304c\u512a\u5148\u3002\u5371\u967a\u306a\u66f8\u304d\u8fbc\u307f\u3084\u9577\u6642\u9593\u306e\u9023\u7d9a\u8ca0\u8377\u3092\u907f\u3051\u308b\uff09<\/li> <\/ol> <p>\u3053\u308c\u304c\u63c3\u308f\u306a\u3044\u518d\u73fe\u306f\u3001\u300c\u6d3e\u624b\u306a\u30ed\u30b0\u304c\u51fa\u305f\/\u51fa\u306a\u3044\u300d\u306b\u5f15\u304d\u305a\u3089\u308c\u3066\u7d50\u8ad6\u304c\u3076\u308c\u307e\u3059\u3002<\/p> <h3>\u518d\u73fe\u3092\u8a2d\u8a08\u3059\u308b\u305f\u3081\u306e\u201c\u6700\u5c0f\u30bb\u30c3\u30c8\u201d<\/h3> <p>\u307e\u305a\u306f\u3001\u74b0\u5883\u5dee\u5206\u3067\u8b70\u8ad6\u304c\u5d29\u308c\u306a\u3044\u3088\u3046\u306b\u3001\u6700\u4f4e\u9650\u62bc\u3055\u3048\u308b\u8981\u7d20\u3092\u8868\u306b\u307e\u3068\u3081\u307e\u3059\u3002<\/p> <table> <tr> <th style=\"background-color:#eeeeee;\">\u8981\u7d20<\/th> <th style=\"background-color:#eeeeee;\">\u56fa\u5b9a\/\u8a18\u9332\u3059\u308b\u7406\u7531<\/th> <th style=\"background-color:#eeeeee;\">\u4f8b<\/th> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u30c7\u30d0\u30a4\u30b9\u7d4c\u8def<\/th> <td>\u540c\u3058\u7269\u7406\u7d4c\u8def\u3067\u306a\u3044\u3068\u5225\u539f\u56e0\u306b\u306a\u308b<\/td> <td>\u540c\u4e00\u30b9\u30ed\u30c3\u30c8\/\u540c\u4e00\u30dd\u30fc\u30c8\/\u540c\u4e00HBA<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u8ca0\u8377\u7279\u6027<\/th> <td>\u75c7\u72b6\u304c\u8ca0\u8377\u4f9d\u5b58\u306e\u5834\u5408\u304c\u591a\u3044<\/td> <td>\u30e9\u30f3\u30c0\u30e0\/\u30b7\u30fc\u30b1\u30f3\u30b7\u30e3\u30eb\u3001read\u591a\u3081\/write\u591a\u3081<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u6e29\u5ea6\u30fb\u96fb\u6e90<\/th> <td>\u5883\u754c\u6761\u4ef6\u3067\u4e0d\u5b89\u5b9a\u5316\u3057\u3084\u3059\u3044<\/td> <td>\u591c\u9593\u3060\u3051\u51fa\u308b\u3001\u30d4\u30fc\u30af\u6642\u3060\u3051\u51fa\u308b<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u30bd\u30d5\u30c8\u5c64<\/th> <td>\u30c9\u30e9\u30a4\u30d0\/FS\u8a2d\u5b9a\u3067\u51fa\u65b9\u304c\u5909\u308f\u308b<\/td> <td>kernel\/driver\u3001RAID\u3001FS\u7a2e\u5225\u3001mount\u30aa\u30d7\u30b7\u30e7\u30f3<\/td> <\/tr> <\/table> <hr> <h3>\u300c\u4e00\u822c\u8ad6\u306e\u9650\u754c\u300d\u3092\u5148\u306b\u8a00\u3063\u3066\u304a\u304f\uff1a\u518d\u73fe\u306f\u74b0\u5883\u4f9d\u5b58\u304c\u5927\u304d\u3044<\/h3> <p>\u3053\u3053\u306f\u8aa4\u89e3\u304c\u8d77\u304d\u3084\u3059\u3044\u306e\u3067\u660e\u78ba\u306b\u3057\u307e\u3059\u3002\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u5146\u5019\u306f\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u69cb\u6210\uff08\u76f4\u7d50\u3001RAID\u3001SAN\u3001\u4eee\u60f3\u5316\uff09\u3001\u30c9\u30e9\u30a4\u30d0\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u3001\u6a5f\u5668\u4e16\u4ee3\u306b\u3088\u3063\u3066\u73fe\u308c\u65b9\u304c\u9055\u3044\u307e\u3059\u3002\u540c\u3058\u300ctimeout\u300d\u3067\u3082\u3001\u30ed\u30b0\u306e\u6587\u8a00\u3084\u4e0a\u4f4d\u3078\u306e\u6ce2\u53ca\u306f\u5909\u308f\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u518d\u73fe\u3068\u56e0\u679c\u78ba\u5b9a\u306f<strong>\u500b\u5225\u6848\u4ef6\u306e\u8a2d\u8a08\u554f\u984c<\/strong>\u3067\u3059\u3002<\/p> <p>\u3053\u306e\u30d6\u30ed\u30b0\u3067\u306f\u3001\u3069\u306e\u74b0\u5883\u3067\u3082\u901a\u7528\u3059\u308b\u300c\u5c64\u306e\u898b\u65b9\u300d\u3068\u300c\u89b3\u6e2c\u8a2d\u8a08\u300d\u3092\u793a\u3057\u307e\u3059\u304c\u3001\u5b9f\u969b\u306e\u6848\u4ef6\u3067\u300c\u3069\u3053\u307e\u3067\u8ca0\u8377\u3092\u304b\u3051\u3066\u3088\u3044\u304b\u300d\u300c\u3069\u3053\u3067\u30c7\u30fc\u30bf\u4fdd\u5168\u3092\u512a\u5148\u3059\u3079\u304d\u304b\u300d\u306f\u3001\u4fdd\u5b88\u5951\u7d04\u30fbRPO\/RTO\u30fb\u30c7\u30fc\u30bf\u91cd\u8981\u5ea6\u3067\u5909\u308f\u308a\u307e\u3059\u3002\u3053\u3053\u304c\u3001\u5f8c\u534a\u3067<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u3078\u306e\u76f8\u8ac7\u304c\u610f\u5473\u3092\u6301\u3064\u7406\u7531\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/p> <h3>\u6b21\u56de\u3078\u306e\u4f0f\u7dda\uff1a\u518d\u73fe\u74b0\u5883\u306e\u4f5c\u308a\u65b9\uff08\u5b89\u5168\u8a2d\u8a08\uff09\u306b\u5165\u308b<\/h3> <p>\u6b21\u7ae0\u3067\u306f\u3001\u518d\u73fe\u74b0\u5883\u306e\u4f5c\u308a\u65b9\u3092\u300c\u5371\u967a\u3092\u5897\u3084\u3055\u306a\u3044\u300d\u89b3\u70b9\u3067\u5177\u4f53\u5316\u3057\u307e\u3059\u3002\u8ca0\u8377\u30fb\u6e29\u5ea6\u30fb\u30b1\u30fc\u30d6\u30eb\u30fb\u96fb\u6e90\u30fb\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u5dee\u5206\u3092\u3069\u3046\u56fa\u5b9a\u3059\u308b\u304b\u3001\u305d\u3057\u3066dmesg\u306b\u983c\u3089\u305a\u89b3\u6e2c\u3092\u675f\u306d\u3066\u201c\u6d88\u3048\u308b\u524d\u63d0\u201d\u3067\u8a3c\u62e0\u3092\u6b8b\u3059\u65b9\u6cd5\u3078\u9032\u307f\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\uff1a\u518d\u73fe\u74b0\u5883\u306e\u4f5c\u308a\u65b9\u2500\u2500\u8ca0\u8377\u30fb\u6e29\u5ea6\u30fb\u30b1\u30fc\u30d6\u30eb\u30fb\u96fb\u6e90\u30fb\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u5dee\u5206\u3092\u56fa\u5b9a\u3059\u308b<\/h2> <p>\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u5146\u5019\u3092\u8ffd\u3046\u3068\u304d\u3001\u3044\u3061\u3070\u3093\u5371\u967a\u306a\u306e\u306f\u300c\u3068\u308a\u3042\u3048\u305a\u540c\u3058\u64cd\u4f5c\u3092\u3082\u3046\u4e00\u56de\u3084\u3063\u3066\u307f\u308b\u300d\u3067\u3059\u3002\u5076\u7136\u518d\u767a\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u518d\u767a\u3057\u306a\u3051\u308c\u3070\u201c\u554f\u984c\u306a\u3057\u201d\u3068\u8aa4\u8a8d\u3057\u304c\u3061\u3067\u3059\u3057\u3001\u518d\u767a\u3055\u305b\u3088\u3046\u3068\u3057\u3066\u8ca0\u8377\u3092\u4e0a\u3052\u308b\u3068\u3001\u30c7\u30fc\u30bf\u4fdd\u5168\u306e\u89b3\u70b9\u3067\u53d6\u308a\u8fd4\u3057\u304c\u3064\u304b\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001<strong>\u5b89\u5168\u306b\u518d\u89b3\u6e2c\u3059\u308b\u305f\u3081\u306e\u518d\u73fe\u74b0\u5883<\/strong>\u3092\u3001\u8981\u7d20\u5206\u89e3\u3057\u3066\u56fa\u5b9a\u3059\u308b\u8003\u3048\u65b9\u3092\u793a\u3057\u307e\u3059\u3002<\/p> <h3>\u56fa\u5b9a\u3059\u3079\u304d4\u8ef8\uff1a\u5dee\u5206\u304c\u6b8b\u308b\u3068\u7d50\u8ad6\u304c\u63fa\u308c\u308b<\/h3> <p>\u518d\u73fe\u3067\u672c\u5f53\u306b\u5fc5\u8981\u306a\u306e\u306f\u300c\u540c\u3058\u6a5f\u5668\u300d\u3088\u308a\u300c\u540c\u3058\u6761\u4ef6\u300d\u3067\u3059\u3002\u6700\u4f4e\u9650\u3001\u6b21\u306e4\u8ef8\u3092\u56fa\u5b9a\u30fb\u8a18\u9332\u3057\u307e\u3059\u3002<\/p> <table> <tr> <th style=\"background-color:#eeeeee;\">\u8ef8<\/th> <th style=\"background-color:#eeeeee;\">\u306a\u305c\u91cd\u8981\u304b<\/th> <th style=\"background-color:#eeeeee;\">\u56fa\u5b9a\u30fb\u8a18\u9332\u306e\u4f8b<\/th> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u8ca0\u8377<\/th> <td>\u75c7\u72b6\u304c\u8ca0\u8377\u4f9d\u5b58\u3067\u51fa\u305f\u308a\u6d88\u3048\u305f\u308a\u3059\u308b<\/td> <td>read\/write\u6bd4\u7387\u3001\u30e9\u30f3\u30c0\u30e0\/\u30b7\u30fc\u30b1\u30f3\u30b7\u30e3\u30eb\u3001I\/O\u6df1\u5ea6\u3001\u540c\u6642\u30b8\u30e7\u30d6\u6570<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u6e29\u5ea6<\/th> <td>\u5883\u754c\u6761\u4ef6\u3067\u4e0d\u5b89\u5b9a\u5316\u3057\u3084\u3059\u3044<\/td> <td>\u7b50\u4f53\u5438\u6392\u6c17\u3001\u30d5\u30a1\u30f3\u56de\u8ee2\u3001\u5b63\u7bc0\/\u6642\u9593\u5e2f\u3001SMART\u6e29\u5ea6<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u7269\u7406\u7d4c\u8def<\/th> <td>\u30b1\u30fc\u30d6\u30eb\/\u30dd\u30fc\u30c8\/\u30d0\u30c3\u30af\u30d7\u30ec\u30fc\u30f3\u3067\u75c7\u72b6\u304c\u5909\u308f\u308b<\/td> <td>\u540c\u4e00\u30b9\u30ed\u30c3\u30c8\u3001\u540c\u4e00\u30dd\u30fc\u30c8\u3001\u540c\u4e00\u30b1\u30fc\u30d6\u30eb\u3001\u540c\u4e00HBA<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u96fb\u6e90\u54c1\u8cea<\/th> <td>\u77ac\u65ad\u30fb\u96fb\u5727\u964d\u4e0b\u30fb\u30ce\u30a4\u30ba\u304c\u30ea\u30bb\u30c3\u30c8\u3092\u8a98\u767a\u3059\u308b\u3053\u3068\u304c\u3042\u308b<\/td> <td>UPS\u6709\u7121\u3001\u96fb\u6e90\u7cfb\u7d71\u3001PDU\u3001\u5197\u9577\u96fb\u6e90\u306e\u7247\u7cfb\u904b\u7528\u6709\u7121<\/td> <\/tr> <\/table> <hr> <h3>\u5b89\u5168\u8a2d\u8a08\u306e\u57fa\u672c\uff1a\u518d\u73fe\u3088\u308a\u300c\u4fdd\u5168\u300d\u304c\u512a\u5148<\/h3> <p>\u73fe\u5834\u306e\u201c\u5fc3\u306e\u4f1a\u8a71\u201d\u3068\u3057\u3066\u3088\u304f\u3042\u308b\u306e\u304c\u3001\u300c\u539f\u56e0\u3092\u7a81\u304d\u6b62\u3081\u305f\u3044\u3051\u3069\u3001\u3053\u308c\u4ee5\u4e0a\u60aa\u5316\u3055\u305b\u305f\u304f\u306a\u3044\u300d\u3068\u3044\u3046\u845b\u85e4\u3067\u3059\u3002\u3053\u308c\u306f\u5065\u5168\u306a\u7591\u3044\u3067\u3059\u3002\u518d\u73fe\u306e\u524d\u306b\u3001\u307e\u305a\u6b21\u306e\u512a\u5148\u9806\u4f4d\u3092\u660e\u6587\u5316\u3057\u307e\u3059\u3002<\/p> <ol> <li><strong>\u30c7\u30fc\u30bf\u4fdd\u5168\uff08\u6700\u512a\u5148\uff09<\/strong>\uff1a\u5fc5\u8981\u306a\u3089\u5373\u6642\u306b\u8aad\u307f\u53d6\u308a\u4e2d\u5fc3\u306e\u4fdd\u5168\u8a08\u753b\u3078\u79fb\u308b<\/li> <li><strong>\u30b5\u30fc\u30d3\u30b9\u7d99\u7d9a<\/strong>\uff1a\u5197\u9577\u69cb\u6210\u306a\u3089\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u3084\u9000\u907f\u3067\u5f71\u97ff\u3092\u6291\u3048\u308b<\/li> <li><strong>\u539f\u56e0\u7a76\u660e<\/strong>\uff1a\u5b89\u5168\u306a\u7bc4\u56f2\u3067\u89b3\u6e2c\u3068\u5207\u308a\u5206\u3051\u3092\u884c\u3046<\/li> <\/ol> <p>\u3053\u306e\u512a\u5148\u9806\u4f4d\u304c\u66d6\u6627\u3060\u3068\u3001\u300c\u30ed\u30b0\u3092\u53d6\u308a\u305f\u3044\u300d\u6c17\u6301\u3061\u3067\u5371\u967a\u306a\u8ca0\u8377\u8a66\u9a13\u306b\u9032\u3093\u3067\u3057\u307e\u3044\u307e\u3059\u3002\u7279\u306b\u5a92\u4f53\u52a3\u5316\u304c\u7591\u308f\u308c\u308b\u5834\u5408\u3001\u518d\u73fe\u8a66\u9a13\u306f\u201c\u58ca\u3059\u8a66\u9a13\u201d\u306b\u306a\u308a\u5f97\u307e\u3059\u3002\u3053\u3053\u306f\u4e00\u822c\u8ad6\u3067\u306f\u7dda\u5f15\u304d\u3067\u304d\u305a\u3001\u30c7\u30fc\u30bf\u91cd\u8981\u5ea6\u30fb\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u72b6\u6cc1\u30fb\u4fdd\u5b88\u5951\u7d04\u30fb\u5fa9\u65e7\u76ee\u6a19\u3067\u6c7a\u307e\u308a\u307e\u3059\u3002<\/p> <h3>\u518d\u73fe\u74b0\u5883\u306e\u73fe\u5b9f\u89e3\uff1a\u672c\u756a\u3068\u540c\u7b49\u306b\u305b\u305a\u3001\u6bd4\u8f03\u53ef\u80fd\u306b\u3059\u308b<\/h3> <p>\u7406\u60f3\u306f\u300c\u672c\u756a\u3068\u540c\u3058\u69cb\u6210\u3067\u518d\u73fe\u300d\u3067\u3059\u304c\u3001\u73fe\u5b9f\u306b\u306f\u96e3\u3057\u3044\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002\u305d\u3053\u3067\u5b9f\u52d9\u3067\u306f\u3001\u6b21\u306e\u65b9\u91dd\u304c\u6709\u52b9\u3067\u3059\u3002<\/p> <ul> <li>\u540c\u7b49\u69cb\u6210\u304c\u7121\u7406\u306a\u3089\u3001<strong>\u5dee\u5206\u3092\u6e1b\u3089\u3059<\/strong>\uff08\u540c\u578b\u7b50\u4f53\u3001\u540c\u578bHBA\u3001\u540c\u578b\u30b1\u30fc\u30d6\u30eb\uff09<\/li> <li>\u5dee\u5206\u304c\u6b8b\u308b\u306a\u3089\u3001<strong>\u5dee\u5206\u3092\u8a18\u9332\u3057\u3066\u89e3\u91c8\u306b\u7e54\u308a\u8fbc\u3080<\/strong>\uff08\u4e16\u4ee3\u5dee\u30fb\u30d5\u30a1\u30fc\u30e0\u5dee\uff09<\/li> <li>\u518d\u73fe\u3067\u5f97\u305f\u3044\u306e\u306f\u201c\u6d3e\u624b\u306a\u6545\u969c\u201d\u3067\u306f\u306a\u304f\u3001<strong>\u5146\u5019\u306e\u5c64\u3068\u7a2e\u985e<\/strong>\uff08timeout\/reset\/link\/medium\uff09<\/li> <\/ul> <p>\u6b21\u7ae0\u3067\u306f\u3001\u518d\u73fe\u74b0\u5883\u3067\u300c\u4f55\u3092\u540c\u6642\u306b\u53d6\u308b\u3079\u304d\u304b\u300d\u3092\u5177\u4f53\u5316\u3057\u307e\u3059\u3002dmesg\u3060\u3051\u3092\u898b\u3066\u3044\u308b\u3068\u3001\u307e\u305f\u201c\u6d88\u3048\u308b\u201d\u304b\u3089\u3067\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\uff1a\u89b3\u6e2c\u306e\u8a2d\u8a08\u2500\u2500dmesg\u3060\u3051\u3067\u7d42\u308f\u3089\u305b\u305a\u3001smartctl\u30fbnvme-cli\u30fbjournalctl\u30fbiostat\u3092\u675f\u306d\u308b<\/h2> <p>\u524a\u9664\u30ed\u30b0\u518d\u73fe\u306e\u5b9f\u52d9\u3067\u6700\u91cd\u8981\u306a\u306e\u306f\u3001\u300c\u30ed\u30b0\u304c\u6d88\u3048\u308b\u524d\u63d0\u300d\u3067\u89b3\u6e2c\u3092\u8a2d\u8a08\u3059\u308b\u3053\u3068\u3067\u3059\u3002dmesg\u306f\u4fbf\u5229\u3067\u3059\u304c\u3001\u6709\u9650\u30d0\u30c3\u30d5\u30a1\u3067\u3042\u308a\u3001\u969c\u5bb3\u6642\u307b\u3069\u62bc\u3057\u6d41\u3055\u308c\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001<strong>\u8907\u6570\u306e\u89b3\u6e2c\u70b9\u3092\u675f\u306d\u3066\u540c\u3058\u6642\u523b\u306b\u4e26\u3079\u308b<\/strong>\u3053\u3068\u304c\u57fa\u672c\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <h3>\u89b3\u6e2c\u306f\u201c\u5c64\u3054\u3068\u201d\u306b\u63c3\u3048\u308b\uff1a\u4e00\u3064\u306e\u8a3c\u62e0\u306b\u4f9d\u5b58\u3057\u306a\u3044<\/h3> <p>\u6700\u5c0f\u69cb\u6210\u3068\u3057\u3066\u3001\u5c11\u306a\u304f\u3068\u3082\u6b21\u306e4\u7cfb\u7d71\u3092\u63c3\u3048\u308b\u3068\u3001\u56e0\u679c\u304c\u8ffd\u3044\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <table> <tr> <th style=\"background-color:#eeeeee;\">\u89b3\u6e2c\u7cfb\u7d71<\/th> <th style=\"background-color:#eeeeee;\">\u76ee\u7684<\/th> <th style=\"background-color:#eeeeee;\">\u4f8b<\/th> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0<\/th> <td>\u30ea\u30bb\u30c3\u30c8\u3001\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3001\u30a8\u30e9\u30fc\u5831\u544a\u306e\u4e00\u6b21\u60c5\u5831<\/td> <td><code>journalctl -k<\/code>\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066<code>dmesg<\/code>\u9000\u907f<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u30c7\u30d0\u30a4\u30b9\u5065\u5168\u6027<\/th> <td>\u5a92\u4f53\u52a3\u5316\u3084\u30a8\u30e9\u30fc\u84c4\u7a4d\u306e\u5146\u5019<\/td> <td>SATA\/SAS: SMART\uff08<code>smartctl<\/code>\uff09\u3001NVMe: SMART\/\u30ed\u30b0\uff08<code>nvme<\/code>\uff09<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">I\/O\u7d71\u8a08<\/th> <td>\u8ca0\u8377\u4f9d\u5b58\u30fb\u8a70\u307e\u308a\u30fb\u9045\u5ef6\u306e\u53ef\u8996\u5316<\/td> <td><code>iostat<\/code>\u3001<code>pidstat<\/code>\u3001<code>vmstat<\/code>\u306a\u3069<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u30b5\u30fc\u30d3\u30b9\u5074\u30ed\u30b0<\/th> <td>\u30a2\u30d7\u30ea\u3078\u306e\u5f71\u97ff\u306e\u6642\u523b\u5408\u308f\u305b<\/td> <td>DB\u30ed\u30b0\u3001\u30a2\u30d7\u30ea\u30ed\u30b0\u3001\u76e3\u8996\u30a2\u30e9\u30fc\u30c8\u6642\u523b<\/td> <\/tr> <\/table> <hr> <h3>\u89b3\u6e2c\u3067\u7d76\u5bfe\u306b\u5916\u305b\u306a\u3044\u524d\u63d0\uff1a\u6642\u523b\u306e\u6574\u5408<\/h3> <p>\u201c\u540c\u3058\u6642\u523b\u306b\u4e26\u3079\u308b\u201d\u305f\u3081\u306b\u3001\u6642\u523b\u304c\u30ba\u30ec\u3066\u3044\u308b\u3068\u89e3\u6790\u304c\u5d29\u308c\u307e\u3059\u3002NTP\/chrony\u7b49\u3067\u540c\u671f\u3055\u308c\u3066\u3044\u308b\u304b\u3001\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u304c\u4e00\u81f4\u3057\u3066\u3044\u308b\u304b\u3001\u30ed\u30b0\u306e\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u5f62\u5f0f\u304c\u6df7\u5728\u3057\u3066\u3044\u306a\u3044\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u5730\u5473\u3067\u3059\u304c\u3001\u4e8b\u5b9f\u30d9\u30fc\u30b9\u306e\u89e3\u6790\u3067\u306f\u81f4\u547d\u7684\u306a\u5dee\u5206\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <h3>\u30ed\u30b0\u304c\u6d88\u3048\u308b\u72b6\u6cc1\u306e\u5178\u578b\uff1a\u6d2a\u6c34\u3068\u9593\u5f15\u304d<\/h3> <p>\u969c\u5bb3\u6642\u306b\u30ed\u30b0\u304c\u6d88\u3048\u308b\u306e\u306f\u3001\u6b21\u306e2\u30d1\u30bf\u30fc\u30f3\u304c\u591a\u3044\u3067\u3059\u3002<\/p> <ul> <li><strong>\u6d2a\u6c34\uff08flood\uff09<\/strong>\uff1a\u540c\u3058\u8b66\u544a\u304c\u5927\u91cf\u306b\u51fa\u3066\u3001ring buffer\u304c\u77ed\u6642\u9593\u3067\u4e0a\u66f8\u304d\u3055\u308c\u308b<\/li> <li><strong>\u9593\u5f15\u304d\uff08rate limit\uff09<\/strong>\uff1a\u540c\u3058\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u6291\u5236\u3055\u308c\u3001\u983b\u5ea6\u3084\u9023\u9396\u304c\u898b\u3048\u306b\u304f\u304f\u306a\u308b<\/li> <\/ul> <p>\u3053\u306e\u72b6\u6cc1\u3067\u306f\u3001dmesg\u5358\u72ec\u306b\u983c\u308b\u3068\u300c\u4f55\u3082\u8d77\u304d\u3066\u3044\u306a\u3044\u3088\u3046\u306b\u898b\u3048\u308b\u300d\u3053\u3068\u3059\u3089\u3042\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u89b3\u6e2c\u3092\u675f\u306d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u304c\u9593\u5f15\u304b\u308c\u3066\u3044\u3066\u3082\u3001I\/O\u7d71\u8a08\uff08\u5f85\u3061\u6642\u9593\u306e\u4e0a\u6607\uff09\u3084\u30c7\u30d0\u30a4\u30b9\u5065\u5168\u6027\uff08\u30a8\u30e9\u30fc\u7d2f\u7a4d\uff09\u304c\u540c\u6642\u523b\u306b\u52d5\u3044\u3066\u3044\u308c\u3070\u3001\u5146\u5019\u306f\u8ffd\u3048\u307e\u3059\u3002<\/p> <h3>\u201c\u675f\u306d\u308b\u201d\u3068\u306f\u4f55\u304b\uff1a1\u672c\u306e\u7dda\u306b\u3059\u308b<\/h3> <p>\u675f\u306d\u308b\u3068\u306f\u3001\u5358\u306b\u30c7\u30fc\u30bf\u3092\u96c6\u3081\u308b\u3053\u3068\u3067\u306f\u306a\u304f\u3001\u6b21\u306e\u3088\u3046\u306b\u300c\u540c\u6642\u523b\u306e\u51fa\u6765\u4e8b\u300d\u3092\u4e00\u3064\u306e\u7dda\u3068\u3057\u3066\u8aad\u3081\u308b\u5f62\u306b\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p> <ol> <li>\u76e3\u8996\u30fb\u30a2\u30e9\u30fc\u30c8\u306e\u767a\u706b\u6642\u523b\u3092\u8d77\u70b9\u306b\u3059\u308b<\/li> <li>\u540c\u6642\u523b\u306e<code>journalctl -k<\/code>\u3092\u629c\u304d\u51fa\u3059<\/li> <li>\u540c\u3058\u7a93\u3067I\/O\u7d71\u8a08\uff08\u5f85\u3061\u6642\u9593\/\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\uff09\u3092\u78ba\u8a8d\u3059\u308b<\/li> <li>\u30c7\u30d0\u30a4\u30b9\u5065\u5168\u6027\uff08SMART\/NVMe\uff09\u3067\u7d2f\u7a4d\u5146\u5019\u3092\u78ba\u8a8d\u3059\u308b<\/li> <\/ol> <p>\u3053\u306e\u624b\u9806\u306b\u3088\u308a\u3001\u30ed\u30b0\u304c\u90e8\u5206\u7684\u306b\u6b20\u843d\u3057\u3066\u3044\u3066\u3082\u300c\u3069\u306e\u5c64\u304c\u5148\u306b\u7570\u5e38\u3092\u51fa\u3057\u305f\u304b\u300d\u3092\u63a8\u5b9a\u3067\u304d\u307e\u3059\u3002\u63a8\u5b9a\u306f\u63a8\u5b9a\u3067\u3059\u304c\u3001\u6839\u62e0\u304c\u4e26\u3073\u307e\u3059\u3002\u6839\u62e0\u304c\u4e26\u3079\u3070\u3001\u6b21\u7ae0\u306e\u300c\u56e0\u679c\u78ba\u5b9a\u300d\u306b\u9032\u3081\u307e\u3059\u3002<\/p> <hr> <h3>\u4f0f\u7dda\uff1a\u7d42\u76e4\u3067\u52b9\u3044\u3066\u304f\u308b\u300c\u4e00\u822c\u8ad6\u306e\u9650\u754c\u300d<\/h3> <p>\u3053\u3053\u3067\u4e00\u3064\u3001\u5f8c\u534a\u306b\u3064\u306a\u304c\u308b\u4f0f\u7dda\u3092\u7f6e\u304d\u307e\u3059\u3002\u89b3\u6e2c\u304c\u6574\u3063\u3066\u304f\u308b\u3068\u3001\u6b21\u306b\u5fc5\u305a\u51fa\u308b\u554f\u3044\u304c\u3042\u308a\u307e\u3059\u3002\u300c\u3067\u3001\u3053\u308c\u306f\u4ea4\u63db\uff1f\u305d\u308c\u3068\u3082\u5468\u8fba\uff1f\u300d\u300c\u30c7\u30fc\u30bf\u4fdd\u5168\u306f\u3069\u3053\u307e\u3067\u6025\u3050\uff1f\u300d\u3002\u3053\u3053\u306f\u4e00\u822c\u8ad6\u304c\u901a\u7528\u3057\u3065\u3089\u3044\u9818\u57df\u3067\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u89b3\u6e2c\u306e\u4e8b\u5b9f\u3092\u57fa\u306b\u3001\u500b\u5225\u6848\u4ef6\u3068\u3057\u3066\u610f\u601d\u6c7a\u5b9a\u3067\u304d\u308b\u72b6\u614b\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u6b21\u7ae0\u3067\u306f\u3001\u305d\u306e\u201c\u610f\u601d\u6c7a\u5b9a\u53ef\u80fd\u306a\u56e0\u679c\u201d\u3092\u4f5c\u308b\u624b\u9806\u306b\u5165\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\u56e0\u679c\u3092\u78ba\u5b9a\u3059\u308b\u624b\u9806\u2500\u2500\u300c\u7591\u308f\u3057\u3044\u9806\u300d\u3067\u306f\u306a\u304f\u300c\u58ca\u308c\u308b\u9806\u300d\u3067\u5207\u308a\u5206\u3051\u308b<\/h2> <p>\u969c\u5bb3\u5bfe\u5fdc\u3067\u3042\u308a\u304c\u3061\u306a\u843d\u3068\u3057\u7a74\u306f\u3001\u300c\u7d4c\u9a13\u5247\u3067\u7591\u308f\u3057\u3044\u3082\u306e\u300d\u304b\u3089\u624b\u3092\u4ed8\u3051\u3066\u3001\u7d50\u679c\u7684\u306b\u8a3c\u62e0\u3092\u58ca\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u3067\u3059\u3002\u3053\u3053\u3067\u76ee\u6307\u3059\u306e\u306f\u3001\u63a8\u6e2c\u3067\u306f\u306a\u304f\u3001<strong>\u89b3\u6e2c\u3055\u308c\u305f\u4e8b\u5b9f\u306e\u9806\u5e8f<\/strong>\u3067\u56e0\u679c\u3092\u7a4d\u307f\u4e0a\u3052\u308b\u3053\u3068\u3067\u3059\u3002\u8a00\u3044\u63db\u3048\u308b\u3068\u3001\u300c\u58ca\u308c\u308b\u9806\u300d\u306b\u5207\u308a\u5206\u3051\u307e\u3059\u3002<\/p> <h3>\u5207\u308a\u5206\u3051\u306e\u8ef8\uff1a\u5148\u306b\u51fa\u305f\u5c64\u3092\u8d77\u70b9\u306b\u3059\u308b<\/h3> <p>\u56e0\u679c\u306e\u78ba\u5b9a\u306f\u3001\u6b21\u306e\u554f\u3044\u306b\u7b54\u3048\u308b\u4f5c\u696d\u3067\u3059\u3002<\/p> <ul> <li>\u6700\u521d\u306b\u7570\u5e38\u3092\u793a\u3057\u305f\u306e\u306f\u3069\u306e\u5c64\u304b\uff08\u30ea\u30f3\u30af\/\u30c7\u30d0\u30a4\u30b9\/\u30d6\u30ed\u30c3\u30af\/FS\/\u30a2\u30d7\u30ea\uff09<\/li> <li>\u305d\u306e\u5c64\u306e\u7570\u5e38\u304c\u3001\u4e0a\u4f4d\u5c64\u306e\u30a8\u30e9\u30fc\u306b\u3064\u306a\u304c\u308b\u9023\u9396\u306b\u306a\u3063\u3066\u3044\u308b\u304b<\/li> <li>\u540c\u3058\u5bfe\u8c61\uff08\u540c\u3058\u7269\u7406\u30c7\u30a3\u30b9\u30af\/\u540c\u3058\u30dd\u30fc\u30c8\uff09\u3067\u518d\u767a\u3057\u3066\u3044\u308b\u304b<\/li> <\/ul> <p>\u3053\u3053\u304c\u63c3\u3046\u3068\u3001\u5358\u767a\u30ed\u30b0\u304c\u6b20\u3051\u3066\u3044\u3066\u3082\u300c\u7b4b\u306e\u901a\u3063\u305f\u8aac\u660e\u300d\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <h3>\u5b9f\u52d9\u624b\u9806\uff1a\u8a3c\u62e0\u3092\u58ca\u3055\u305a\u306b\u201c\u5019\u88dc\u3092\u6f70\u3059\u201d<\/h3> <p>\u3053\u3053\u3067\u306f\u3001\u5b89\u5168\u5074\u306b\u5012\u3057\u305f\u5b9f\u52d9\u624b\u9806\u3092\u63d0\u793a\u3057\u307e\u3059\u3002\u74b0\u5883\u306b\u3088\u308a\u9806\u5e8f\u306f\u5165\u308c\u66ff\u308f\u308a\u5f97\u307e\u3059\u304c\u3001\u8003\u3048\u65b9\u306f\u5171\u901a\u3067\u3059\u3002<\/p> <h3>\u30b9\u30c6\u30c3\u30d71\uff1a\u307e\u305a\u300c\u6ce2\u53ca\u7bc4\u56f2\u300d\u3092\u78ba\u8a8d\u3059\u308b<\/h3> <p>\u540c\u3058\u7b50\u4f53\u3067\u8907\u6570\u30c7\u30a3\u30b9\u30af\u306b\u5146\u5019\u304c\u51fa\u3066\u3044\u308b\u306e\u304b\u3001\u7279\u5b9a\u30c7\u30a3\u30b9\u30af\u3060\u3051\u306a\u306e\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u8907\u6570\u306b\u51fa\u308b\u306a\u3089\u3001\u30c7\u30a3\u30b9\u30af\u5358\u4f53\u3088\u308a\u3082\u5468\u8fba\uff08\u30d0\u30c3\u30af\u30d7\u30ec\u30fc\u30f3\u3001HBA\u3001\u96fb\u6e90\u3001\u6e29\u5ea6\u3001\u7b50\u4f53\uff09\u3092\u7591\u3046\u6839\u62e0\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <h3>\u30b9\u30c6\u30c3\u30d72\uff1a\u30ea\u30f3\u30af\u7cfb\u306e\u5146\u5019\u304c\u3042\u308b\u306a\u3089\u201c\u5148\u306b\u201d\u6271\u3046<\/h3> <p>link down\/up\u3084\u30ea\u30bb\u30c3\u30c8\u304c\u5148\u306b\u51fa\u3066\u3044\u308b\u5834\u5408\u3001\u30c7\u30a3\u30b9\u30af\u4ea4\u63db\u3060\u3051\u3067\u306f\u89e3\u6c7a\u3057\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u300c\u540c\u3058\u30dd\u30fc\u30c8\u3067\u518d\u767a\u3059\u308b\u304b\u300d\u3067\u3059\u3002\u540c\u3058\u30dd\u30fc\u30c8\u3067\u518d\u767a\u3059\u308b\u306a\u3089\u3001\u7269\u7406\u7d4c\u8def\u306e\u554f\u984c\u304c\u6fc3\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <h3>\u30b9\u30c6\u30c3\u30d73\uff1a\u5a92\u4f53\u52a3\u5316\u306e\u5146\u5019\u306f\u201c\u6642\u9593\u306e\u5473\u65b9\u3092\u3057\u306a\u3044\u201d<\/h3> <p>medium error\u7cfb\uff08\u8aad\u307f\u51fa\u3057\u4e0d\u80fd\u3001\u8a02\u6b63\u4e0d\u80fd\u3001\u30a8\u30e9\u30fc\u7d2f\u7a4d\uff09\u304c\u7591\u308f\u308c\u308b\u5834\u5408\u3001\u5224\u65ad\u3092\u5148\u5ef6\u3070\u3057\u3059\u308b\u3068\u72b6\u6cc1\u304c\u60aa\u5316\u3057\u5f97\u307e\u3059\u3002\u3053\u3053\u3067\u306e\u30dd\u30a4\u30f3\u30c8\u306f\u3001\u904e\u5270\u306a\u518d\u73fe\u8a66\u9a13\u3067\u8ffd\u3044\u8fbc\u307e\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u89b3\u6e2c\u306e\u7bc4\u56f2\u3067\u5146\u5019\u304c\u51fa\u3066\u3044\u308b\u306a\u3089\u3001\u30c7\u30fc\u30bf\u4fdd\u5168\u3092\u512a\u5148\u3059\u308b\u5224\u65ad\u304c\u73fe\u5b9f\u7684\u3067\u3059\u3002<\/p> <hr> <h3>\u300c\u5fc3\u306e\u4f1a\u8a71\u300d\uff1a\u4e0a\u53f8\u3078\u306e\u8aac\u660e\u304c\u96e3\u3057\u3044\u306e\u306f\u3001\u4e00\u822c\u8ad6\u3067\u306f\u6c7a\u3081\u3089\u308c\u306a\u3044\u304b\u3089<\/h3> <p>\u73fe\u5834\u306e\u672c\u97f3\u3068\u3057\u3066\u3001\u300c\u4ea4\u63db\u3059\u308c\u3070\u76f4\u308b\u3068\u8a00\u3044\u5207\u308c\u306a\u3044\u300d\u300c\u3067\u3082\u4ea4\u63db\u3057\u306a\u3044\u7406\u7531\u3082\u8aac\u660e\u3057\u3065\u3089\u3044\u300d\u3068\u3044\u3046\u82e6\u3057\u3055\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u4e00\u822c\u8ad6\u3067\u306f\u7dda\u5f15\u304d\u3067\u304d\u306a\u3044\u304b\u3089\u3067\u3059\u3002\u3069\u3053\u307e\u3067\u3092\u201c\u88ab\u5bb3\u6700\u5c0f\u5316\u201d\u3068\u3057\u3066\u512a\u5148\u3059\u308b\u304b\u306f\u3001RPO\/RTO\u3001\u4fdd\u5b88\u5951\u7d04\u3001\u30c7\u30fc\u30bf\u4fa1\u5024\u3001\u505c\u6b62\u8a31\u5bb9\u6642\u9593\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u72b6\u6cc1\u3067\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <p>\u3060\u304b\u3089\u3053\u305d\u3001\u8aac\u660e\u306e\u8ef8\u306f\u300c\u52d8\u300d\u3067\u306f\u306a\u304f\u300c\u89b3\u6e2c\u3055\u308c\u305f\u9806\u5e8f\u300d\u3067\u3059\u3002\u305f\u3068\u3048\u3070\u300c\u30ea\u30f3\u30af\u30ea\u30bb\u30c3\u30c8\u2192I\/O timeout\u2192FS\u8b66\u544a\u300d\u3068\u3044\u3046\u9806\u5e8f\u304c\u53d6\u308c\u3066\u3044\u308c\u3070\u3001\u5468\u8fba\u8d77\u56e0\u306e\u53ef\u80fd\u6027\u3092\u6839\u62e0\u4ed8\u304d\u3067\u8aac\u660e\u3067\u304d\u307e\u3059\u3002\u9006\u306b\u300c\u7279\u5b9a\u30c7\u30a3\u30b9\u30af\u306e\u5a92\u4f53\u30a8\u30e9\u30fc\u5146\u5019\u2192I\/O error\u2192FS read-only\u300d\u3068\u3044\u3046\u9806\u5e8f\u306a\u3089\u3001\u30c7\u30a3\u30b9\u30af\u8d77\u56e0\u306e\u8aac\u660e\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p> <h3>\u6b21\u7ae0\u3078\u306e\u4f0f\u7dda\uff1a\u7d42\u76e4\u306f\u201c\u610f\u601d\u6c7a\u5b9a\u201d\u306e\u7ae0\u306b\u306a\u308b<\/h3> <p>\u3053\u3053\u307e\u3067\u3067\u3001\u30ed\u30b0\u304c\u6d88\u3048\u3066\u3082\u56e0\u679c\u3092\u4f5c\u308c\u308b\u9aa8\u683c\u304c\u3067\u304d\u307e\u3057\u305f\u3002\u6b21\u306b\u5fc5\u8981\u306a\u306e\u306f\u3001\u300c\u3067\u306f\u73fe\u5834\u3068\u3057\u3066\u4f55\u3092\u9078\u3076\u304b\u300d\u3067\u3059\u3002\u7d42\u76e4\u3067\u306f\u3001\u5c0e\u5165\u30fb\u79fb\u884c\u30fb\u4fdd\u5b88\u30fb\u5951\u7d04\u30fb\u69cb\u6210\u306e\u8a71\u306b\u8e0f\u307f\u8fbc\u307f\u307e\u3059\u3002\u4e00\u822c\u8ad6\u306e\u9650\u754c\u3092\u8a8d\u3081\u305f\u4e0a\u3067\u3001\u500b\u5225\u6848\u4ef6\u3068\u3057\u3066\u8a2d\u8a08\u3057\u76f4\u3059\u2500\u2500\u305d\u306e\u3068\u304d\u306b\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u306b\u76f8\u8ac7\u3059\u308b\u610f\u5473\u304c\u81ea\u7136\u306b\u51fa\u3066\u304d\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\u5e30\u7d50\uff1a\u30ed\u30b0\u304c\u6d88\u3048\u3066\u3082\u58ca\u308c\u305f\u4e8b\u5b9f\u306f\u6d88\u3048\u306a\u3044\u2500\u2500\u201c\u6d88\u3048\u308b\u524d\u63d0\u201d\u3067\u904b\u7528\u3092\u7d44\u307f\u66ff\u3048\u308b<\/h2> <p>\u3053\u3053\u307e\u3067\u306e\u7d50\u8ad6\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002<strong>\u30ed\u30b0\u304c\u6d88\u3048\u305f\u3053\u3068<\/strong>\u306f\u3001\u539f\u56e0\u304c\u6d88\u3048\u305f\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u305b\u3093\u3002\u6d88\u3048\u308b\u306e\u306f\u300c\u89b3\u6e2c\u8a2d\u8a08\u300d\u304c\u305d\u3046\u306a\u3063\u3066\u3044\u308b\u304b\u3089\u3067\u3001\u30cf\u30fc\u30c9\u969c\u5bb3\u3084\u30ea\u30f3\u30af\u4e0d\u5b89\u5b9a\u3068\u3044\u3063\u305f\u4e8b\u8c61\u306f\u3001\u5225\u306e\u5f62\u3067\u307e\u305f\u73fe\u308c\u307e\u3059\u3002\u3060\u304b\u3089\u3001\u3084\u308b\u3079\u304d\u3053\u3068\u306f\u300cdmesg\u3092\u9811\u5f35\u3063\u3066\u8aad\u3080\u300d\u3060\u3051\u3067\u306f\u306a\u304f\u3001<strong>\u6d88\u3048\u308b\u524d\u63d0\u3067\u904b\u7528\u3092\u7d44\u307f\u66ff\u3048\u308b<\/strong>\u3053\u3068\u3067\u3059\u3002<\/p> <h3>\u904b\u7528\u3092\u7d44\u307f\u66ff\u3048\u308b3\u672c\u67f1\uff1a\u6c38\u7d9a\u5316\u30fb\u5373\u6642\u9000\u907f\u30fb\u76f8\u95a2<\/h3> <p>\u201c\u524a\u9664\u30ed\u30b0\u518d\u73fe\u201d\u304c\u5fc5\u8981\u306b\u306a\u308b\u73fe\u5834\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u6b21\u306e3\u3064\u304c\u4e0d\u8db3\u3057\u3066\u3044\u307e\u3059\u3002<\/p> <ol> <li><strong>\u6c38\u7d9a\u5316<\/strong>\uff1a\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u304c\u5f8c\u304b\u3089\u8ffd\u3048\u308b\u5f62\u3067\u4fdd\u6301\u3055\u308c\u3066\u3044\u306a\u3044<\/li> <li><strong>\u5373\u6642\u9000\u907f<\/strong>\uff1a\u5146\u5019\u304c\u51fa\u305f\u77ac\u9593\u306b\u3001\u5fc5\u8981\u306a\u7bc4\u56f2\u3092\u5207\u308a\u51fa\u3057\u3066\u9000\u907f\u3067\u304d\u306a\u3044<\/li> <li><strong>\u76f8\u95a2<\/strong>\uff1aI\/O\u7d71\u8a08\u30fb\u30c7\u30d0\u30a4\u30b9\u5065\u5168\u6027\u30fb\u30a2\u30d7\u30ea\u5f71\u97ff\u304c\u540c\u3058\u6642\u523b\u3067\u4e26\u3070\u306a\u3044<\/li> <\/ol> <p>\u3053\u306e3\u672c\u67f1\u304c\u63c3\u3046\u3068\u3001\u300c\u30ed\u30b0\u304c\u5c11\u3057\u6b20\u3051\u305f\u300d\u7a0b\u5ea6\u3067\u306f\u7d50\u8ad6\u304c\u5d29\u308c\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u6c38\u7d9a\u5316\uff1admesg\u4f9d\u5b58\u304b\u3089\u8131\u5374\u3059\u308b<\/h3> <p><code>dmesg<\/code> \u306fring buffer\u306e\u8868\u793a\u3067\u3042\u308a\u3001\u4fdd\u6301\u306e\u4ed5\u7d44\u307f\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u904b\u7528\u3067\u306f\u300c\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u3092\u6c38\u7d9a\u5074\u306b\u6b8b\u3059\u300d\u8a2d\u8a08\u304c\u91cd\u8981\u3067\u3059\u3002\u4ee3\u8868\u4f8b\u3068\u3057\u3066\u306f\u3001journald\u3067\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u3092\u4fdd\u6301\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066syslog\u3084\u30ed\u30b0\u96c6\u7d04\u3078\u8ee2\u9001\u3057\u307e\u3059\u3002<\/p> <p>\u305f\u3060\u3057\u3001\u3053\u3053\u306b\u306f\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u304c\u3042\u308a\u307e\u3059\u3002\u30ed\u30b0\u3092\u201c\u5168\u90e8\u201d\u6b8b\u305d\u3046\u3068\u3059\u308b\u3068\u3001\u969c\u5bb3\u6642\u306e\u6d2a\u6c34\u3067\u30b9\u30c8\u30ec\u30fc\u30b8\u3084CPU\u3092\u5727\u8feb\u3057\u3001\u5225\u306e\u554f\u984c\u3092\u8a98\u767a\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3088\u304f\u3042\u308b\u5bfe\u51e6\u306f\u6b21\u306e\u30d0\u30e9\u30f3\u30b9\u3067\u3059\u3002<\/p> <ul> <li>\u4fdd\u6301\u671f\u9593\u30fb\u5bb9\u91cf\u3092\u6c7a\u3081\u308b\uff08\u300c\u3044\u3064\u307e\u3067\u9061\u308c\u308c\u3070\u610f\u601d\u6c7a\u5b9a\u3067\u304d\u308b\u304b\u300d\uff09<\/li> <li>\u91cd\u5927\u5ea6\u306e\u9ad8\u3044\u30a4\u30d9\u30f3\u30c8\u306f\u5916\u90e8\u306b\u9000\u907f\u3057\u3001\u8a73\u7d30\u306f\u30ed\u30fc\u30ab\u30eb\u306b\u77ed\u671f\u4fdd\u6301\u3059\u308b<\/li> <li>rate limit\u306e\u5f71\u97ff\u3092\u524d\u63d0\u306b\u3001\u5225\u7cfb\u7d71\u306e\u89b3\u6e2c\uff08I\/O\u7d71\u8a08\u3001\u5065\u5168\u6027\uff09\u3082\u4f75\u8d70\u3055\u305b\u308b<\/li> <\/ul> <h3>\u5373\u6642\u9000\u907f\uff1a\u969c\u5bb3\u5bfe\u5fdc\u306e\u201c\u6700\u521d\u306e\u4e00\u624b\u201d\u3092\u624b\u9806\u5316\u3059\u308b<\/h3> <p>\u73fe\u5834\u306e\u82e6\u3057\u3055\u306f\u3001\u300c\u5f8c\u3067\u898b\u3088\u3046\u300d\u3068\u601d\u3063\u305f\u6642\u70b9\u3067\u3001\u89b3\u6e2c\u304c\u4e0d\u5229\u306b\u306a\u308b\u3053\u3068\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u969c\u5bb3\u6642\u306e\u6700\u521d\u306e\u4e00\u624b\u306f\u300c\u5fa9\u65e7\u4f5c\u696d\u300d\u3060\u3051\u3067\u306a\u304f\u3001\u300c\u8a3c\u62e0\u306e\u9000\u907f\u300d\u3092\u542b\u3080\u624b\u9806\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u3053\u3053\u3067\u8a00\u3046\u9000\u907f\u306f\u3001\u904e\u5270\u306a\u4f5c\u696d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3068\u3048\u3070\u300c\u540c\u6642\u523b\u306e\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u629c\u304d\u51fa\u3057\u300d\u300cI\/O\u7d71\u8a08\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u300d\u300c\u30c7\u30d0\u30a4\u30b9\u5065\u5168\u6027\u306e\u8981\u7d04\u53d6\u5f97\u300d\u3068\u3044\u3063\u305f\u3001\u77ed\u6642\u9593\u3067\u7d42\u308f\u308b\u63a1\u53d6\u3067\u3059\u3002\u30dd\u30a4\u30f3\u30c8\u306f\u3001\u5f8c\u3067\u76f8\u95a2\u3067\u304d\u308b\u7c92\u5ea6\u3067\u6b8b\u3059\u3053\u3068\u3067\u3059\u3002<\/p> <h3>\u76f8\u95a2\uff1a\u6642\u523b\u3067\u201c1\u672c\u306e\u7dda\u201d\u306b\u3059\u308b<\/h3> <p>\u610f\u601d\u6c7a\u5b9a\u3092\u53ef\u80fd\u306b\u3059\u308b\u306e\u306f\u3001\u30ed\u30b0\u5358\u4f53\u3067\u306f\u306a\u304f\u300c\u9023\u9396\u300d\u3067\u3059\u3002\u305f\u3068\u3048\u3070\u6b21\u306e\u3088\u3046\u306b\u3001\u540c\u3058\u6642\u9593\u7a93\u3067\u63c3\u3063\u3066\u3044\u308b\u3068\u3001\u56e0\u679c\u306e\u8aac\u660e\u304c\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p> <table> <tr> <th style=\"background-color:#eeeeee;\">\u89b3\u6e2c<\/th> <th style=\"background-color:#eeeeee;\">\u540c\u6642\u523b\u306b\u898b\u3048\u308b\u3068\u5f37\u3044\u6839\u62e0<\/th> <th style=\"background-color:#eeeeee;\">\u793a\u5506<\/th> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0<\/th> <td>timeout \/ reset \/ link down \u306a\u3069\u306e\u4e00\u6b21\u5146\u5019<\/td> <td>\u3069\u306e\u5c64\u304c\u5148\u306b\u7570\u5e38\u3092\u793a\u3057\u305f\u304b<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">I\/O\u7d71\u8a08<\/th> <td>\u5f85\u3061\u6642\u9593\u306e\u4e0a\u6607\u3001\u30ad\u30e5\u30fc\u6ede\u7559\u3001\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u4f4e\u4e0b<\/td> <td>\u8ca0\u8377\u4f9d\u5b58\u304b\u3001\u8a70\u307e\u308a\u304b\u3001\u77ac\u65ad\u304b<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u5065\u5168\u6027\u60c5\u5831<\/th> <td>\u30a8\u30e9\u30fc\u7d2f\u7a4d\u3001\u5bff\u547d\u6307\u6a19\u306e\u60aa\u5316\u3001\u6e29\u5ea6\u4e0a\u6607<\/td> <td>\u5a92\u4f53\u52a3\u5316\u304b\u3001\u74b0\u5883\u8981\u56e0\u304b<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u30a2\u30d7\u30ea\u5f71\u97ff<\/th> <td>\u540c\u6642\u523b\u306e\u9045\u5ef6\/\u5931\u6557\u3001\u518d\u8a66\u884c\u306e\u5897\u52a0<\/td> <td>\u696d\u52d9\u5f71\u97ff\u3068\u512a\u5148\u5ea6\u5224\u65ad<\/td> <\/tr> <\/table> <hr> <h3>\u201c\u4e00\u822c\u8ad6\u306e\u9650\u754c\u201d\u3092\u6b63\u9762\u304b\u3089\u6271\u3046\uff1a\u904b\u7528\u8a2d\u8a08\u306f\u5951\u7d04\u3068\u8981\u4ef6\u3067\u6c7a\u307e\u308b<\/h3> <p>\u3053\u3053\u3067\u5fc5\u305a\u51fa\u308b\u306e\u304c\u3001\u300c\u7d50\u5c40\u3069\u3046\u3059\u308c\u3070\u5b89\u5168\u304b\u300d\u3068\u3044\u3046\u554f\u3044\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u3053\u308c\u306f\u4e00\u822c\u8ad6\u3067\u4e00\u5200\u4e21\u65ad\u3067\u304d\u307e\u305b\u3093\u3002\u30c7\u30fc\u30bf\u304c\u91cd\u8981\u3067\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u8584\u3044\u306a\u3089\u3001\u518d\u73fe\u3088\u308a\u4fdd\u5168\u304c\u512a\u5148\u3067\u3059\u3002\u5197\u9577\u304c\u5f37\u304f\u4ea4\u63db\u304c\u5bb9\u6613\u306a\u3089\u3001\u5468\u8fba\u3092\u542b\u3081\u305f\u6bb5\u968e\u7684\u4ea4\u63db\u3067\u201c\u6b6f\u6b62\u3081\u201d\u3092\u304b\u3051\u3089\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u76e3\u8996\u30fb\u30ed\u30b0\u4fdd\u6301\u306e\u5f37\u5316\u3082\u3001\u4fdd\u6301\u30b3\u30b9\u30c8\u3084\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8981\u4ef6\uff08\u6a5f\u5bc6\u60c5\u5831\u306e\u6271\u3044\uff09\u3067\u7dda\u5f15\u304d\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p> <p>\u3060\u304b\u3089\u3053\u305d\u3001\u3053\u3053\u307e\u3067\u7a4d\u307f\u4e0a\u3052\u305f\u300c\u89b3\u6e2c\u2192\u76f8\u95a2\u2192\u56e0\u679c\u300d\u306e\u67a0\u7d44\u307f\u304c\u610f\u5473\u3092\u6301\u3061\u307e\u3059\u3002\u4e8b\u5b9f\u30d9\u30fc\u30b9\u3067\u8aac\u660e\u3067\u304d\u308c\u3070\u3001\u73fe\u5834\u306e\u5224\u65ad\u304c\u5b64\u7acb\u3057\u306b\u304f\u304f\u306a\u308a\u3001\u7d44\u7e54\u3068\u3057\u3066\u201c\u5834\u3092\u6574\u3048\u308b\u201d\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p> <h3>\u6b21\u7ae0\u3078\u306e\u4f0f\u7dda\uff1a\u6700\u5f8c\u306f\u300c\u610f\u601d\u6c7a\u5b9a\u300d\u3068\u300c\u76f8\u8ac7\u300d\u306e\u7ae0\u306b\u306a\u308b<\/h3> <p>\u7d42\u76e4\u3067\u306f\u3001\u5177\u4f53\u7684\u306b\u300c\u3069\u306e\u30d1\u30bf\u30fc\u30f3\u306a\u3089\u4f55\u3092\u512a\u5148\u3059\u3079\u304d\u304b\u300d\u3092\u6574\u7406\u3057\u3001\u4e00\u822c\u8ad6\u306e\u9650\u754c\u3092\u8a8d\u3081\u305f\u4e0a\u3067\u3001\u500b\u5225\u6848\u4ef6\u3068\u3057\u3066\u8a2d\u8a08\u3057\u76f4\u3059\u5c0e\u7dda\u3092\u4f5c\u308a\u307e\u3059\u3002\u305d\u306e\u3068\u304d\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u306b\u76f8\u8ac7\u3059\u308b\u4fa1\u5024\u304c\u3001\u62bc\u3057\u4ed8\u3051\u3067\u306f\u306a\u304f\u81ea\u7136\u306b\u6d6e\u304b\u3073\u4e0a\u304c\u308b\u5f62\u306b\u3057\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec11\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7b2c11\u7ae0\uff1a\u7d42\u76e4\u306e\u5b9f\u52d9\u6574\u7406\u2500\u2500\u30d1\u30bf\u30fc\u30f3\u5225\u306b\u300c\u512a\u5148\u9806\u4f4d\u300d\u3068\u300c\u6b21\u306e\u4e00\u624b\u300d\u3092\u6c7a\u3081\u308b<\/h2> <p>\u3053\u3053\u304b\u3089\u306f\u3001\u73fe\u5834\u304c\u5b9f\u969b\u306b\u60a9\u3080\u300c\u6b21\u306e\u4e00\u624b\u300d\u3092\u3001\u89b3\u6e2c\u30d1\u30bf\u30fc\u30f3\u5225\u306b\u6574\u7406\u3057\u307e\u3059\u3002\u91cd\u8981\u306a\u306e\u306f\u3001\u201c\u6b63\u89e3\u63a2\u3057\u201d\u3067\u306f\u306a\u304f\u3001<strong>\u88ab\u5bb3\u6700\u5c0f\u5316\u306e\u512a\u5148\u9806\u4f4d<\/strong>\u3092\u660e\u78ba\u306b\u3057\u3066\u3001\u610f\u601d\u6c7a\u5b9a\u3092\u524d\u306b\u9032\u3081\u308b\u3053\u3068\u3067\u3059\u3002<\/p> <h3>\u30d1\u30bf\u30fc\u30f3\u5225\uff1a\u89b3\u6e2c\u3055\u308c\u305f\u4e8b\u5b9f\u304b\u3089\u512a\u5148\u9806\u4f4d\u3092\u6c7a\u3081\u308b<\/h3> <table> <tr> <th style=\"background-color:#eeeeee;\">\u89b3\u6e2c\u30d1\u30bf\u30fc\u30f3<\/th> <th style=\"background-color:#eeeeee;\">\u793a\u5506<\/th> <th style=\"background-color:#eeeeee;\">\u512a\u5148\u3059\u3079\u304d\u6b21\u306e\u4e00\u624b\uff08\u4f8b\uff09<\/th> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">link down\/up \u3084 reset \u304c\u5148\u884c\u3057\u3001\u8907\u6570\u30c7\u30a3\u30b9\u30af\u306b\u6ce2\u53ca<\/th> <td>\u5468\u8fba\uff08\u30b1\u30fc\u30d6\u30eb\/\u30d0\u30c3\u30af\u30d7\u30ec\u30fc\u30f3\/HBA\/\u96fb\u6e90\/\u6e29\u5ea6\uff09\u8d77\u56e0\u306e\u53ef\u80fd\u6027\u304c\u9ad8\u3044<\/td> <td>\u7269\u7406\u7d4c\u8def\u306e\u70b9\u691c\u30fb\u5dee\u3057\u66ff\u3048\u3001\u540c\u4e00\u30dd\u30fc\u30c8\u518d\u767a\u306e\u78ba\u8a8d\u3001\u30ed\u30b0\u76f8\u95a2\u306e\u5f37\u5316<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u7279\u5b9a\u30c7\u30a3\u30b9\u30af\u3067 timeout \u304c\u5897\u3048\u3001I\/O\u5f85\u3061\u304c\u4f38\u3073\u308b<\/th> <td>\u30c7\u30d0\u30a4\u30b9\u5fdc\u7b54\u9045\u5ef6\uff08\u8ca0\u8377\u30fb\u6e29\u5ea6\u30fb\u5bff\u547d\u30fbFW\u8981\u56e0\uff09\u306e\u53ef\u80fd\u6027<\/td> <td>\u8ca0\u8377\u6761\u4ef6\u306e\u628a\u63e1\u3001\u6e29\u5ea6\/\u96fb\u6e90\u306e\u78ba\u8a8d\u3001\u5065\u5168\u6027\u60c5\u5831\u306e\u78ba\u8a8d\u3001\u4fdd\u5168\u8a08\u753b\u306e\u691c\u8a0e<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">\u5a92\u4f53\u52a3\u5316\u3092\u793a\u3059\u5146\u5019\u304c\u7d2f\u7a4d\u3057\u3001I\/O error \u304c\u51fa\u308b<\/th> <td>\u5a92\u4f53\u8d77\u56e0\u306e\u53ef\u80fd\u6027\u304c\u9ad8\u304f\u3001\u6642\u9593\u7d4c\u904e\u3067\u60aa\u5316\u3057\u5f97\u308b<\/td> <td>\u5b89\u5168\u5074\u3078\uff08\u4fdd\u5168\u512a\u5148\u3001\u4e0d\u8981\u306a\u8ca0\u8377\u3092\u907f\u3051\u308b\u3001\u5fa9\u65e7\u624b\u9806\u306e\u78ba\u7acb\uff09<\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">FS\u304cread-only\u5316\/\u6574\u5408\u6027\u8b66\u544a\u3001\u4e0b\u4f4d\u5c64\u306bI\/O\u5146\u5019<\/th> <td>FS\u306f\u4fdd\u8b77\u52d5\u4f5c\u3002\u539f\u56e0\u306f\u4e0b\u4f4d\u5c64\u306b\u3042\u308b\u3053\u3068\u304c\u591a\u3044<\/td> <td>\u4e0b\u4f4d\u5c64\u30ed\u30b0\u306e\u53ce\u96c6\u3001\u5f71\u97ff\u7bc4\u56f2\u306e\u78ba\u8a8d\u3001\u5fa9\u65e7\u3068\u4fdd\u5168\u306e\u4e21\u7acb\u8a2d\u8a08<\/td> <\/tr> <\/table> <hr> <h3>\u300c\u5fc3\u306e\u4f1a\u8a71\u300d\uff1a\u7d50\u5c40\u3001\u4ea4\u63db\uff1f\u4fdd\u5168\uff1f\u3069\u3063\u3061\uff1f<\/h3> <p>\u300c\u4ea4\u63db\u3059\u308c\u3070\u65e9\u3044\u3002\u3067\u3082\u4ea4\u63db\u3057\u3066\u3082\u76f4\u3089\u306a\u304b\u3063\u305f\u3089\uff1f\u300d<\/p> <p>\u300c\u4fdd\u5168\u3057\u305f\u3044\u3002\u3067\u3082\u4fdd\u5168\u306e\u305f\u3081\u306e\u4f5c\u696d\u304c\u696d\u52d9\u3092\u6b62\u3081\u308b\u304b\u3082\u2026\u300d<\/p> <p>\u3053\u3046\u3044\u3046\u8ff7\u3044\u306f\u81ea\u7136\u3067\u3059\u3002\u3053\u3053\u3067\u5927\u4e8b\u306a\u306e\u306f\u3001\u8ff7\u3044\u3092\u201c\u6c17\u5408\u3044\u201d\u3067\u62bc\u3057\u5207\u3089\u305a\u3001\u610f\u601d\u6c7a\u5b9a\u306e\u6750\u6599\u3092\u63c3\u3048\u308b\u3053\u3068\u3067\u3059\u3002\u6750\u6599\u3068\u306f\u3001\u89b3\u6e2c\u3055\u308c\u305f\u9806\u5e8f\u3068\u3001\u5f71\u97ff\u306e\u7bc4\u56f2\u3068\u3001\u30c7\u30fc\u30bf\u306e\u91cd\u8981\u5ea6\u3067\u3059\u3002\u3069\u308c\u304b\u304c\u6b20\u3051\u308b\u3068\u3001\u7d50\u8ad6\u304c\u63fa\u308c\u7d9a\u3051\u307e\u3059\u3002<\/p> <h3>\u7d42\u76e4\u3067\u52b9\u304f\u73fe\u5b9f\uff1a\u500b\u5225\u6848\u4ef6\u3067\u306f\u5224\u65ad\u57fa\u6e96\u304c\u5909\u308f\u308b<\/h3> <p>\u540c\u3058\u30ed\u30b0\u3067\u3082\u3001\u5224\u65ad\u306f\u6848\u4ef6\u3067\u5909\u308f\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u76f4\u8fd1\u3067\u78ba\u8a8d\u3067\u304d\u3066\u3044\u3066\u5fa9\u5143\u624b\u9806\u3082\u78ba\u7acb\u3057\u3066\u3044\u308b\u306a\u3089\u3001\u5207\u308a\u5206\u3051\u306e\u81ea\u7531\u5ea6\u306f\u4e0a\u304c\u308a\u307e\u3059\u3002\u9006\u306b\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u4e0d\u78ba\u5b9f\u3067\u30c7\u30fc\u30bf\u4fa1\u5024\u304c\u9ad8\u3044\u306a\u3089\u3001\u518d\u73fe\u8a66\u9a13\u3088\u308a\u3082\u4fdd\u5168\u3092\u512a\u5148\u3059\u308b\u5224\u65ad\u304c\u5408\u7406\u7684\u306b\u306a\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u4fdd\u5b88\u5951\u7d04\u3084\u5197\u9577\u69cb\u6210\u306e\u6709\u7121\u306b\u3088\u3063\u3066\u3001\u4ea4\u63db\u3084\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u306e\u9078\u629e\u80a2\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u76f8\u8ac7\u304c\u5fc5\u8981\u306b\u306a\u308b\u5883\u754c\uff1a\u4e00\u822c\u8ad6\u3067\u6c7a\u3081\u308b\u3068\u4e8b\u6545\u308b\u3068\u3053\u308d<\/h3> <p>\u3053\u3053\u307e\u3067\u306e\u67a0\u7d44\u307f\u3067\u591a\u304f\u306e\u30b1\u30fc\u30b9\u306f\u6574\u7406\u3067\u304d\u307e\u3059\u304c\u3001\u73fe\u5834\u306b\u306f\u300c\u4e00\u822c\u8ad6\u3067\u6c7a\u3081\u308b\u3068\u5371\u306a\u3044\u5883\u754c\u300d\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u6b21\u306e\u3088\u3046\u306a\u72b6\u6cc1\u3067\u3059\u3002<\/p> <ul> <li>\u75c7\u72b6\u304c\u65ad\u7d9a\u7684\u3067\u3001\u518d\u73fe\u6761\u4ef6\u304c\u8907\u6570\u8981\u56e0\uff08\u8ca0\u8377\u00d7\u6e29\u5ea6\u00d7\u7d4c\u8def\uff09\u306b\u307e\u305f\u304c\u308b<\/li> <li>\u4eee\u60f3\u5316\u3084SAN\u3001RAID\u3001\u6697\u53f7\u5316\u306a\u3069\u3067\u3001\u7269\u7406\u3068\u8ad6\u7406\u306e\u5bfe\u5fdc\u304c\u8907\u96d1<\/li> <li>\u696d\u52d9\u5f71\u97ff\u304c\u5927\u304d\u304f\u3001\u6b62\u3081\u3089\u308c\u306a\u3044\u307e\u307e\u539f\u56e0\u7a76\u660e\u3068\u4fdd\u5168\u3092\u4e21\u7acb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b<\/li> <li>\u6cd5\u52d9\u30fb\u76e3\u67fb\u30fbBCP\u306e\u89b3\u70b9\u3067\u3001\u8a3c\u8de1\u6027\uff08\u30ed\u30b0\u306e\u4fdd\u6301\u3068\u8aac\u660e\u8cac\u4efb\uff09\u304c\u6c42\u3081\u3089\u308c\u308b<\/li> <\/ul> <p>\u3053\u306e\u9818\u57df\u3067\u306f\u3001\u300c\u6b63\u3057\u305d\u3046\u306a\u4e00\u822c\u8ad6\u300d\u3092\u5f53\u3066\u306f\u3081\u308b\u3060\u3051\u3060\u3068\u3001\u5224\u65ad\u30df\u30b9\u306e\u30ea\u30b9\u30af\u304c\u4e0a\u304c\u308a\u307e\u3059\u3002\u89b3\u6e2c\u8a2d\u8a08\u3001\u69cb\u6210\u7406\u89e3\u3001\u4fdd\u5168\u624b\u9806\u3001\u8aac\u660e\u8cc7\u6599\u307e\u3067\u542b\u3081\u3066\u3001\u500b\u5225\u6848\u4ef6\u3068\u3057\u3066\u8a2d\u8a08\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <h3>\u6b21\u56de\u3078\u306e\u4f0f\u7dda\uff1a\u6700\u7d42\u7ae0\u3067\u201c\u81ea\u7136\u306a\u6b21\u306e\u4e00\u6b69\u201d\u3078\u3064\u306a\u3050<\/h3> <p>\u6b21\u306e\u7ae0\u3067\u3001\u672c\u8a18\u4e8b\u3092\u7de0\u3081\u304f\u304f\u308a\u307e\u3059\u3002\u7de0\u3081\u304f\u304f\u308a\u3067\u306f\u3001\u4e00\u822c\u8ad6\u306e\u9650\u754c\u3092\u8a8d\u3081\u305f\u4e0a\u3067\u3001\u8aad\u8005\u304c\u300c\u3058\u3083\u3042\u81ea\u5206\u306e\u6848\u4ef6\u3067\u306f\u3069\u3046\u8a2d\u8a08\u3057\u76f4\u3059\uff1f\u300d\u306b\u9032\u3081\u308b\u3088\u3046\u3001\u76f8\u8ac7\u306e\u89b3\u70b9\uff08\u6e96\u5099\u3059\u308b\u3068\u8a71\u304c\u901f\u3044\u60c5\u5831\u3001\u898b\u843d\u3068\u3057\u3084\u3059\u3044\u8ad6\u70b9\u3001\u5951\u7d04\u30fb\u69cb\u6210\u306e\u6574\u7406\uff09\u3092\u63d0\u793a\u3057\u307e\u3059\u3002\u305d\u3053\u3067\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u201c\u62bc\u3057\u58f2\u308a\u3067\u306f\u306a\u304f\u5408\u7406\u7684\u306a\u9078\u629e\u80a2\u201d\u3068\u3057\u3066\u691c\u8a0e\u3067\u304d\u308b\u5f62\u306b\u3057\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec12\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7b2c12\u7ae0\uff1a\u7de0\u3081\u304f\u304f\u308a\u2500\u2500\u300c\u6d88\u3048\u308b\u30ed\u30b0\u300d\u306b\u632f\u308a\u56de\u3055\u308c\u306a\u3044\u305f\u3081\u306b\u3001\u73fe\u5834\u306e\u610f\u601d\u6c7a\u5b9a\u3092\u201c\u6574\u6d41\u201d\u3059\u308b<\/h2> <p>\u672c\u8a18\u4e8b\u3067\u4e00\u8cab\u3057\u3066\u4f1d\u3048\u305f\u304b\u3063\u305f\u306e\u306f\u3001\u300cdmesg\u3092\u4e0a\u624b\u306b\u8aad\u3080\u300d\u3088\u308a\u524d\u306b\u3001<strong>\u30ed\u30b0\u304c\u6d88\u3048\u308b\u524d\u63d0\u3067\u610f\u601d\u6c7a\u5b9a\u3067\u304d\u308b\u72b6\u614b\u3092\u4f5c\u308b<\/strong>\u3053\u3068\u3067\u3059\u3002ring buffer\u306f\u6709\u9650\u3067\u3001\u969c\u5bb3\u6642\u307b\u3069\u62bc\u3057\u6d41\u3055\u308c\u307e\u3059\u3002rate limit\u3067\u9593\u5f15\u304b\u308c\u3001\u30c9\u30e9\u30a4\u30d0\u306e\u8a00\u3044\u56de\u3057\u3067\u540c\u3058\u4e8b\u8c61\u304c\u5225\u540d\u306b\u898b\u3048\u307e\u3059\u3002\u3060\u304b\u3089\u3001dmesg\u3060\u3051\u3067\u52dd\u8ca0\u3059\u308b\u3068\u3001\u3069\u3046\u3057\u3066\u3082\u300c\u898b\u3048\u306a\u304b\u3063\u305f\u3082\u306e\u300d\u306b\u5f15\u3063\u5f35\u3089\u308c\u307e\u3059\u3002<\/p> <p>\u4e00\u65b9\u3067\u3001\u5c64\uff08\u30ea\u30f3\u30af\/\u30c7\u30d0\u30a4\u30b9\/\u30d6\u30ed\u30c3\u30af\/FS\/\u30a2\u30d7\u30ea\uff09\u3092\u610f\u8b58\u3057\u3066\u3001\u540c\u6642\u523b\u306b<strong>\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u30fbI\/O\u7d71\u8a08\u30fb\u5065\u5168\u6027\u60c5\u5831<\/strong>\u3092\u675f\u306d\u308c\u3070\u3001\u305f\u3068\u3048\u4e00\u90e8\u306e\u30ed\u30b0\u304c\u6b20\u3051\u3066\u3082\u300c\u58ca\u308c\u308b\u9806\u300d\u3067\u56e0\u679c\u304c\u4f5c\u308c\u307e\u3059\u3002\u56e0\u679c\u304c\u4f5c\u308c\u308c\u3070\u3001\u73fe\u5834\u306e\u8aac\u660e\u304c\u901a\u308a\u3084\u3059\u304f\u306a\u308a\u3001\u7121\u99c4\u306a\u7591\u5fc3\u6697\u9b3c\u3084\u201c\u52d8\u306e\u3076\u3064\u304b\u308a\u5408\u3044\u201d\u304c\u6e1b\u308a\u307e\u3059\u3002\u3053\u3053\u304c\u3001\u5b9f\u52d9\u3067\u306e\u88ab\u5bb3\u6700\u5c0f\u5316\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u4e00\u822c\u8ad6\u306e\u9650\u754c\uff1a\u6700\u5f8c\u306f\u300c\u6848\u4ef6\u306e\u6761\u4ef6\u300d\u3067\u7d50\u8ad6\u304c\u5909\u308f\u308b<\/h3> <p>\u305f\u3060\u3057\u3001\u6700\u5f8c\u306e\u4e00\u624b\uff08\u4ea4\u63db\u304b\u3001\u4fdd\u5168\u304b\u3001\u69cb\u6210\u5909\u66f4\u304b\u3001\u904b\u7528\u5f37\u5316\u304b\uff09\u306f\u3001\u4e00\u822c\u8ad6\u3067\u6c7a\u3081\u5207\u308c\u307e\u305b\u3093\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u78ba\u5b9f\u6027\u3001\u505c\u6b62\u8a31\u5bb9\u6642\u9593\u3001\u5197\u9577\u69cb\u6210\u3001\u4fdd\u5b88\u5951\u7d04\u3001\u30c7\u30fc\u30bf\u4fa1\u5024\u3001\u6cd5\u52d9\u30fb\u76e3\u67fb\u30fbBCP\u4e0a\u306e\u5236\u7d04\u3067\u3001\u5408\u7406\u7684\u306a\u5224\u65ad\u306f\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <p>\u305f\u3068\u3048\u3070\u3001\u540c\u3058\u300ctimeout\u300d\u3067\u3082\u3001\u696d\u52d9\u505c\u6b62\u304c\u8a31\u3055\u308c\u306a\u3044\u74b0\u5883\u3067\u306f\u201c\u5834\u3092\u6574\u3048\u308b\u201d\u305f\u3081\u306b\u6bb5\u968e\u7684\u306a\u9000\u907f\u30fb\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u30fb\u30ed\u30b0\u76f8\u95a2\u306e\u5f37\u5316\u3092\u5148\u306b\u6253\u3064\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u9006\u306b\u3001\u5a92\u4f53\u52a3\u5316\u304c\u5f37\u304f\u7591\u308f\u308c\u3001\u30c7\u30fc\u30bf\u304c\u6700\u91cd\u8981\u306a\u3089\u3001\u518d\u73fe\u3088\u308a\u4fdd\u5168\u3092\u512a\u5148\u3059\u308b\u306e\u304c\u5408\u7406\u7684\u3067\u3059\u3002\u3053\u3053\u306f\u3001\u73fe\u5834\u306e\u4e8b\u60c5\u3092\u7e54\u308a\u8fbc\u3093\u3060\u8a2d\u8a08\u554f\u984c\u3067\u3042\u308a\u3001\u5358\u7d14\u306a\u30c6\u30f3\u30d7\u30ec\u56de\u7b54\u304c\u5371\u967a\u306b\u306a\u308b\u9818\u57df\u3067\u3059\u3002<\/p> <hr> <h3>\u6b21\u306e\u4e00\u6b69\uff1a\u76f8\u8ac7\u304c\u901f\u304f\u9032\u3080\u300c\u6e96\u5099\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u300d<\/h3> <p>\u3082\u3057\u300c\u81ea\u5206\u306e\u6848\u4ef6\u3067\u306f\u3001\u3069\u3053\u304b\u3089\u624b\u3092\u4ed8\u3051\u308b\u3079\u304d\u304b\u300d\u3067\u60a9\u3093\u3060\u3089\u3001\u6b21\u306e\u60c5\u5831\u3092\u63c3\u3048\u308b\u3060\u3051\u3067\u3001\u76f8\u8ac7\u3084\u5207\u308a\u5206\u3051\u304c\u4e00\u6c17\u306b\u524d\u306b\u9032\u307f\u307e\u3059\uff08\u3059\u3079\u3066\u3092\u5b8c\u74a7\u306b\u63c3\u3048\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\uff09\u3002<\/p> <ul> <li><strong>\u767a\u751f\u6642\u523b\u306e\u7a93<\/strong>\uff1a\u5f71\u97ff\u304c\u51fa\u305f\u6642\u523b\uff08\u00b110\u301c30\u5206\u7a0b\u5ea6\u306e\u7bc4\u56f2\uff09<\/li> <li><strong>\u69cb\u6210\u60c5\u5831<\/strong>\uff1a\u7269\u7406\uff08\u7b50\u4f53\/HBA\/\u30b1\u30fc\u30d6\u30eb\/\u30b9\u30ed\u30c3\u30c8\uff09\u3068\u8ad6\u7406\uff08RAID\/SAN\/VM\/\u6697\u53f7\u5316\/FS\uff09\u306e\u5bfe\u5fdc\u95a2\u4fc2<\/li> <li><strong>\u89b3\u6e2c\u306e3\u70b9\u30bb\u30c3\u30c8<\/strong>\uff1a\u540c\u6642\u523b\u306e\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\uff08\u53ef\u80fd\u306a\u3089journalctl -k\u76f8\u5f53\uff09\u3001I\/O\u7d71\u8a08\u306e\u50be\u5411\u3001\u30c7\u30d0\u30a4\u30b9\u5065\u5168\u6027\uff08SMART\/NVMe\u30ed\u30b0\u306e\u8981\u70b9\uff09<\/li> <li><strong>\u5f71\u97ff\u7bc4\u56f2<\/strong>\uff1a\u5358\u4e00\u30c7\u30a3\u30b9\u30af\u304b\u3001\u8907\u6570\u30c7\u30a3\u30b9\u30af\/\u8907\u6570\u30db\u30b9\u30c8\u306b\u6ce2\u53ca\u3057\u3066\u3044\u308b\u304b<\/li> <li><strong>\u904b\u7528\u6761\u4ef6<\/strong>\uff1a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u72b6\u6cc1\u3001\u5fa9\u5143\u624b\u9806\u306e\u6709\u7121\u3001RPO\/RTO\u3001\u505c\u6b62\u306e\u53ef\u5426<\/li> <li><strong>\u5909\u66f4\u5c65\u6b74<\/strong>\uff1a\u76f4\u8fd1\u306e\u30d5\u30a1\u30fc\u30e0\u66f4\u65b0\u3001\u30b1\u30fc\u30d6\u30eb\u4ea4\u63db\u3001\u8ca0\u8377\u5897\u3001\u30ab\u30fc\u30cd\u30eb\/\u30c9\u30e9\u30a4\u30d0\u66f4\u65b0\u3001\u7b50\u4f53\u79fb\u8a2d\u306a\u3069<\/li> <\/ul> <p>\u3053\u306e\u60c5\u5831\u304c\u305d\u308d\u3046\u3068\u3001\u300c\u30ed\u30b0\u304c\u6d88\u3048\u3066\u3044\u308b\u300d\u3053\u3068\u81ea\u4f53\u3092\u524d\u63d0\u306b\u3001\u56e0\u679c\u3092\u7d44\u307f\u76f4\u3057\u3066\u3001\u73fe\u5834\u306b\u3068\u3063\u3066\u73fe\u5b9f\u7684\u306a\u9078\u629e\u80a2\uff08\u4ea4\u63db\u30fb\u4fdd\u5168\u30fb\u69cb\u6210\u5909\u66f4\u30fb\u904b\u7528\u5f37\u5316\uff09\u3092\u4e26\u3079\u3089\u308c\u307e\u3059\u3002<\/p> <hr> <h3>\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u691c\u8a0e\u3059\u308b\u30bf\u30a4\u30df\u30f3\u30b0\uff1a\u5224\u65ad\u304c\u201c\u63fa\u308c\u7d9a\u3051\u308b\u201d\u3068\u304d<\/h3> <p>\u6b21\u306e\u3088\u3046\u306a\u72b6\u614b\u306b\u5165\u3063\u3066\u3044\u308b\u306a\u3089\u3001\u500b\u5225\u6848\u4ef6\u3068\u3057\u3066\u6574\u7406\u3059\u308b\u4fa1\u5024\u304c\u9ad8\u3044\u3067\u3059\u3002<\/p> <ul> <li>\u75c7\u72b6\u304c\u65ad\u7d9a\u7684\u3067\u3001\u518d\u73fe\u6761\u4ef6\u304c\u8907\u5408\uff08\u8ca0\u8377\u00d7\u6e29\u5ea6\u00d7\u7d4c\u8def\uff09\u306b\u306a\u3063\u3066\u3044\u308b<\/li> <li>\u4eee\u60f3\u5316\/SAN\/RAID\/\u6697\u53f7\u5316\u306a\u3069\u3067\u3001\u7269\u7406\u3068\u8ad6\u7406\u306e\u5bfe\u5fdc\u304c\u8907\u96d1<\/li> <li>\u6b62\u3081\u3089\u308c\u306a\u3044\u524d\u63d0\u3067\u3001\u4fdd\u5168\u3068\u539f\u56e0\u7a76\u660e\u3092\u540c\u6642\u306b\u9032\u3081\u308b\u5fc5\u8981\u304c\u3042\u308b<\/li> <li>\u76e3\u67fb\u30fbBCP\u30fb\u8aac\u660e\u8cac\u4efb\u306e\u89b3\u70b9\u3067\u3001\u8a3c\u8de1\u6027\uff08\u4fdd\u6301\u3068\u8aac\u660e\uff09\u304c\u6c42\u3081\u3089\u308c\u308b<\/li> <\/ul> <p>\u3053\u306e\u9818\u57df\u3067\u306f\u3001\u4e00\u822c\u8ad6\u3092\u5f53\u3066\u306f\u3081\u308b\u3060\u3051\u3060\u3068\u4e8b\u6545\u30ea\u30b9\u30af\u304c\u4e0a\u304c\u308a\u307e\u3059\u3002\u89b3\u6e2c\u8a2d\u8a08\u30fb\u69cb\u6210\u7406\u89e3\u30fb\u4fdd\u5168\u8a08\u753b\u30fb\u8aac\u660e\u8cc7\u6599\u307e\u3067\u542b\u3081\u3066\u7d44\u307f\u7acb\u3066\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u3046\u3044\u3046\u5c40\u9762\u3067\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u5bb6\u306b\u76f8\u8ac7\u3057\u3066\u3001\u72b6\u6cc1\u306b\u5408\u3063\u305f\u201c\u6b6f\u6b62\u3081\u201d\u306e\u6253\u3061\u65b9\u3092\u4e00\u7dd2\u306b\u8a2d\u8a08\u3059\u308b\u306e\u304c\u73fe\u5b9f\u7684\u3067\u3059\u3002<\/p> <hr> <h3>\u4ed8\u9332\uff1a\u73fe\u5728\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u8a00\u8a9e\u5404\u7a2e\u306b\u305d\u308c\u305e\u308c\u306e\u6ce8\u610f\u70b9\uff08I\/O\u969c\u5bb3\u30fb\u30ed\u30b0\u6b20\u843d\u306b\u5f37\u3044\u5b9f\u88c5\u306e\u30b3\u30c4\uff09<\/h3> <p>\u30ab\u30fc\u30cd\u30eb\u3084\u30cf\u30fc\u30c9\u306e\u554f\u984c\u306f\u30a2\u30d7\u30ea\u3060\u3051\u3067\u306f\u76f4\u305b\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u30a2\u30d7\u30ea\u5074\u306e\u4f5c\u308a\u6b21\u7b2c\u3067\u300c\u88ab\u5bb3\u6700\u5c0f\u5316\u300d\u3084\u300c\u539f\u56e0\u8ffd\u8de1\u306e\u3057\u3084\u3059\u3055\u300d\u306f\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u8a00\u8a9e\u5225\u306b\u201c\u3084\u308a\u304c\u3061\u306a\u843d\u3068\u3057\u7a74\u201d\u3092\u4e8b\u5b9f\u30d9\u30fc\u30b9\u3067\u6574\u7406\u3057\u307e\u3059\u3002<\/p> <table> <tr> <th style=\"background-color:#eeeeee;\">\u8a00\u8a9e\/\u5b9f\u884c\u74b0\u5883<\/th> <th style=\"background-color:#eeeeee;\">\u6ce8\u610f\u70b9\uff08\u969c\u5bb3\u6642\u306b\u5dee\u304c\u51fa\u308b\u3068\u3053\u308d\uff09<\/th> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">C \/ C++<\/th> <td> <ul> <li>read\/write\u306f\u90e8\u5206\u8aad\u307f\u66f8\u304d\u3084EINTR\u304c\u3042\u308a\u5f97\u308b\u305f\u3081\u3001\u623b\u308a\u5024\u3068errno\u306e\u6271\u3044\u3092\u53b3\u5bc6\u306b\u3059\u308b<\/li> <li>fsync\/flush\u306e\u6709\u7121\u3067\u300c\u66f8\u3051\u305f\u3064\u3082\u308a\u300d\u554f\u984c\u304c\u8d77\u304d\u308b\uff08\u8981\u4ef6\u306b\u5408\u308f\u305b\u3066\u660e\u793a\u3059\u308b\uff09<\/li> <li>\u30ed\u30b0\u306b\u30c7\u30d0\u30a4\u30b9\/\u30aa\u30d5\u30bb\u30c3\u30c8\/\u5bfe\u8c61\u30d5\u30a1\u30a4\u30eb\/errno\u3092\u6b8b\u3055\u306a\u3044\u3068\u3001\u5f8c\u304b\u3089\u76f8\u95a2\u3067\u304d\u306a\u3044<\/li> <\/ul> <\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">Rust<\/th> <td> <ul> <li>Result\u306e\u4f1d\u64ad\u3067\u30a8\u30e9\u30fc\u306f\u6271\u3044\u3084\u3059\u3044\u304c\u3001\u539f\u56e0\u7279\u5b9a\u306b\u306f\u300c\u3069\u306eI\/O\uff08\u30d1\u30b9\/\u30aa\u30d5\u30bb\u30c3\u30c8\/\u5bfe\u8c61\uff09\u300d\u304b\u3092\u4ed8\u52a0\u60c5\u5831\u3068\u3057\u3066\u6301\u305f\u305b\u308b<\/li> <li>\u975e\u540c\u671f\uff08tokio\u7b49\uff09\u3067\u306f\u30ad\u30e3\u30f3\u30bb\u30eb\u3084\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u304cI\/O\u30a8\u30e9\u30fc\u306b\u898b\u3048\u308b\u3053\u3068\u304c\u3042\u308b\u305f\u3081\u3001\u5883\u754c\uff08timeout\u304b\u5b9fI\/O\u304b\uff09\u3092\u30ed\u30b0\u3067\u533a\u5225\u3059\u308b<\/li> <\/ul> <\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">Go<\/th> <td> <ul> <li>defer close\u306f\u4fbf\u5229\u3060\u304c\u3001\u30a8\u30e9\u30fc\u51e6\u7406\u304c\u6d41\u308c\u3084\u3059\u3044\u306e\u3067close\/fsync\u306e\u5931\u6557\u3092\u62fe\u3046\u8a2d\u8a08\u306b\u3059\u308b<\/li> <li>context\u306e\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\/\u30ad\u30e3\u30f3\u30bb\u30eb\u3068\u5b9fI\/O\u5931\u6557\u304c\u6df7\u3056\u308b\u3068\u539f\u56e0\u304c\u66d6\u6627\u306b\u306a\u308b\u305f\u3081\u3001\u30ed\u30b0\u3067\u5206\u96e2\u3059\u308b<\/li> <li>goroutine\u306e\u4e26\u884cI\/O\u306f\u201c\u8a70\u307e\u308a\u201d\u3092\u5897\u5e45\u3057\u5f97\u308b\u3002\u969c\u5bb3\u6642\u306e\u518d\u8a66\u884c\u306f\u96ea\u3060\u308b\u307e\u306b\u306a\u308a\u3084\u3059\u3044<\/li> <\/ul> <\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">Java\uff08JVM\uff09<\/th> <td> <ul> <li>NIO\/\u30d5\u30a1\u30a4\u30eb\u30c1\u30e3\u30cd\u30eb\u306f\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u3084flush\/force\u306e\u6271\u3044\u3067\u6c38\u7d9a\u5316\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u304c\u5909\u308f\u308b\uff08\u8981\u4ef6\u3067\u660e\u793a\uff09<\/li> <li>\u4f8b\u5916\u306e\u30e9\u30c3\u30d7\u3067\u6839\u672c\u539f\u56e0\u304c\u898b\u3048\u306b\u304f\u304f\u306a\u308b\u3053\u3068\u304c\u3042\u308b\u305f\u3081\u3001\u6700\u4e0b\u5c64\u4f8b\u5916\u3068\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u4fdd\u6301\u3059\u308b<\/li> <li>GC\u3084\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u67af\u6e07\u304cI\/O\u9045\u5ef6\u3068\u540c\u6642\u306b\u8d77\u304d\u308b\u3068\u8aa4\u8a8d\u3057\u3084\u3059\u3044\u306e\u3067\u3001I\/O\u7d71\u8a08\u3068\u76f8\u95a2\u3059\u308b<\/li> <\/ul> <\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">Python<\/th> <td> <ul> <li>\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u304c\u5f37\u3044\u306e\u3067\u3001flush\/fsync\u306e\u8981\u5426\u3092\u8981\u4ef6\u3067\u6c7a\u3081\u308b\uff08\u30ed\u30b0\u3084\u91cd\u8981\u30c7\u30fc\u30bf\u306f\u7279\u306b\uff09<\/li> <li>\u4f8b\u5916\u3092\u63e1\u308a\u3064\u3076\u3059\u3068\u5f8c\u304b\u3089\u8ffd\u3048\u306a\u3044\u3002\u4f8b\u5916\u7a2e\u5225\u3068OS\u30a8\u30e9\u30fc\uff08errno\u76f8\u5f53\uff09\u3092\u30ed\u30b0\u306b\u6b8b\u3059<\/li> <li>\u591a\u91cd\u30b9\u30ec\u30c3\u30c9\/\u30d7\u30ed\u30bb\u30b9\u3067\u540c\u4e00\u30d5\u30a1\u30a4\u30eb\u3092\u6271\u3046\u5834\u5408\u3001\u30ed\u30c3\u30af\u3084close\u6f0f\u308c\u3067\u201c\u5225\u554f\u984c\u201d\u3092\u4f5c\u308a\u3084\u3059\u3044<\/li> <\/ul> <\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">Node.js\uff08JavaScript\/TypeScript\uff09<\/th> <td> <ul> <li>Stream\u306fbackpressure\u306e\u6271\u3044\u304c\u91cd\u8981\u3002\u8a70\u307e\u308a\u304c\u5897\u3048\u308b\u3068\u969c\u5bb3\u6642\u306e\u9045\u5ef6\u3092\u5897\u5e45\u3057\u5f97\u308b<\/li> <li>\u30a8\u30e9\u30fc\u30a4\u30d9\u30f3\u30c8\u3092\u53d6\u308a\u3053\u307c\u3059\u3068\u300c\u9759\u304b\u306b\u58ca\u308c\u308b\u300d\u5f62\u306b\u306a\u308b\u306e\u3067\u3001error\/close\u306e\u6271\u3044\u3092\u5fb9\u5e95\u3059\u308b<\/li> <li>\u518d\u8a66\u884c\u306f\u201c\u540c\u6642\u306b\u5897\u3084\u3059\u201d\u3088\u308a\u201c\u9593\u5f15\u3044\u3066\u6574\u5217\u3055\u305b\u308b\u201d\u307b\u3046\u304c\u88ab\u5bb3\u6700\u5c0f\u5316\u306b\u3064\u306a\u304c\u308a\u3084\u3059\u3044<\/li> <\/ul> <\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">PHP<\/th> <td> <ul> <li>\u8b66\u544a\/\u4f8b\u5916\u306e\u6271\u3044\u3092\u7d71\u4e00\u3057\u3001I\/O\u5931\u6557\u6642\u306b\u9ed9\u3063\u3066\u9032\u307e\u306a\u3044\u3088\u3046\u306b\u3059\u308b<\/li> <li>fwrite\u7b49\u306e\u623b\u308a\u5024\uff08\u66f8\u3051\u305f\u30d0\u30a4\u30c8\u6570\uff09\u3092\u78ba\u8a8d\u3057\u306a\u3044\u3068\u90e8\u5206\u66f8\u304d\u8fbc\u307f\u3092\u898b\u843d\u3068\u3059<\/li> <li>\u30ed\u30c3\u30af\u3084\u540c\u6642\u5b9f\u884c\u3067\u30d5\u30a1\u30a4\u30eb\u7834\u640d\u30ea\u30b9\u30af\u304c\u4e0a\u304c\u308b\u305f\u3081\u3001\u904b\u7528\uff08\u5b9f\u884c\u30bf\u30a4\u30df\u30f3\u30b0\uff09\u3082\u542b\u3081\u3066\u8a2d\u8a08\u3059\u308b<\/li> <\/ul> <\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">Ruby<\/th> <td> <ul> <li>\u4f8b\u5916\u51e6\u7406\u3092\u63e1\u308a\u3064\u3076\u3055\u305a\u3001I\/O\u7cfb\u4f8b\u5916\u306f\u5fc5\u305a\u8a18\u9332\u30fb\u901a\u77e5\u306b\u3064\u306a\u3052\u308b<\/li> <li>\u30d0\u30c3\u30d5\u30a1\u3084flush\/fsync\u306e\u8981\u5426\u3092\u8981\u4ef6\u3067\u6c7a\u3081\u3001\u30ed\u30b0\u3084\u91cd\u8981\u30d5\u30a1\u30a4\u30eb\u306f\u66d6\u6627\u306b\u3057\u306a\u3044<\/li> <\/ul> <\/td> <\/tr> <tr> <th style=\"background-color:#eeeeee;\">.NET\uff08C#\uff09<\/th> <td> <ul> <li>using\/Dispose\u3067\u30af\u30ed\u30fc\u30ba\u306f\u3055\u308c\u308b\u304c\u3001Flush\/Flush(true)\/fsync\u76f8\u5f53\u306e\u8981\u5426\u3092\u8981\u4ef6\u3067\u660e\u793a\u3059\u308b<\/li> <li>\u975e\u540c\u671fI\/O\u3067\u306f\u30ad\u30e3\u30f3\u30bb\u30eb\u3068\u5b9fI\/O\u5931\u6557\u304c\u6df7\u3056\u308b\u3053\u3068\u304c\u3042\u308b\u305f\u3081\u3001\u30ed\u30b0\u3067\u5206\u3051\u3066\u6b8b\u3059<\/li> <li>\u4f8b\u5916\u306e\u5185\u5074\uff08InnerException\uff09\u306b\u539f\u56e0\u304c\u3042\u308b\u3053\u3068\u304c\u591a\u3044\u306e\u3067\u3001\u5fc5\u305a\u4fdd\u6301\u3057\u3066\u8a18\u9332\u3059\u308b<\/li> <\/ul> <\/td> <\/tr> <\/table> <p>\u3069\u306e\u8a00\u8a9e\u3067\u3082\u5171\u901a\u3057\u3066\u91cd\u8981\u306a\u306e\u306f\u3001\uff081\uff09I\/O\u5931\u6557\u3092\u63e1\u308a\u3064\u3076\u3055\u306a\u3044\u3001\uff082\uff09\u300c\u3069\u306e\u5bfe\u8c61\u3067\u4f55\u304c\u8d77\u304d\u305f\u304b\u300d\u3092\u30ed\u30b0\u306b\u6b8b\u3059\u3001\uff083\uff09\u518d\u8a66\u884c\u306f\u7121\u5236\u9650\u306b\u5897\u3084\u3055\u305a\u201c\u6574\u5217\u201d\u3055\u305b\u308b\u3001\uff084\uff09\u30ab\u30fc\u30cd\u30eb\/\u30cf\u30fc\u30c9\u8d77\u56e0\u306e\u5146\u5019\u304c\u51fa\u305f\u3089\u30a2\u30d7\u30ea\u5074\u306e\u5bfe\u51e6\u306b\u904e\u4fe1\u3057\u306a\u3044\u3001\u306e4\u70b9\u3067\u3059\u3002\u3053\u308c\u304c\u3067\u304d\u3066\u3044\u308b\u3068\u3001dmesg\u304c\u62bc\u3057\u6d41\u3055\u308c\u3066\u3082\u3001\u5f8c\u304b\u3089\u76f8\u95a2\u3057\u3066\u8aac\u660e\u3067\u304d\u308b\u78ba\u7387\u304c\u4e0a\u304c\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u6700\u5f8c\u306b\uff1a\u8aad\u8005\u306e\u60a9\u307f\u304c\u300c\u69cb\u6210\u30fb\u5951\u7d04\u30fb\u904b\u7528\u300d\u306e\u9818\u57df\u306b\u5165\u3063\u305f\u3089<\/h3> <p>\u3053\u3053\u307e\u3067\u8aad\u3093\u3067\u3001\u300c\u81ea\u5206\u306e\u6848\u4ef6\u306f\u4e00\u822c\u8ad6\u3067\u306f\u6c7a\u3081\u3089\u308c\u306a\u3044\u300d\u3068\u611f\u3058\u305f\u306a\u3089\u3001\u305d\u306e\u611f\u899a\u306f\u6b63\u3057\u3044\u3067\u3059\u3002\u69cb\u6210\u304c\u8907\u96d1\u3060\u3063\u305f\u308a\u3001\u6b62\u3081\u3089\u308c\u306a\u304b\u3063\u305f\u308a\u3001\u8a3c\u8de1\u6027\u304c\u5fc5\u8981\u3060\u3063\u305f\u308a\u3059\u308b\u307b\u3069\u3001\u5224\u65ad\u306f\u201c\u8a2d\u8a08\u201d\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u3046\u3044\u3046\u3068\u304d\u306f\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u691c\u8a0e\u3057\u3001\u89b3\u6e2c\u8a2d\u8a08\u304b\u3089\u4fdd\u5168\u3001\u8aac\u660e\u8cc7\u6599\u307e\u3067\u542b\u3081\u3066\u3001\u73fe\u5834\u304c\u7d0d\u5f97\u3067\u304d\u308b\u5f62\u3067\u201c\u6b6f\u6b62\u3081\u201d\u3092\u6253\u3064\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\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-3b2af70 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3b2af70\" 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-ee12294\" data-id=\"ee12294\" 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-04e783a elementor-widget elementor-widget-text-editor\" data-id=\"04e783a\" 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> .toc-001 { margin-bottom: 30px; padding: 2em 2em 2em 4em; border: 1px solid #999; background-color: #f7f7f7; color: #333333; } .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; margin-top:50pt; } .heading-33 { display: flex; align-items: center; column-gap: 8px; color: #333333; border-bottom: 1px solid #2589d0; margin-top:50pt; } .heading-33::before { width: 0.8em; height: 0.4em; border-bottom: 4px solid #2589d0; border-left: 4px solid #2589d0; transform: rotate(-45deg) translate(2px, -2px); content: ''; } .heading-33 span { display: inline-block; position: relative; padding: 0 .4em .2em; color: #333333; } .heading-33 span::before { position: absolute; bottom: -3px; left: 0; width: 100%; height: 3px; background-color: #2589d0; content: ''; } <\/style> <h2 class=\"heading-23\">\u89e3\u6c7a\u3067\u304d\u308b\u3053\u3068\u30fb\u60f3\u5b9a\u8ab2\u984c<\/h2> <ul> <li><strong>dmesg\u30ed\u30b0\u306e\u89e3\u6790\u624b\u6cd5<\/strong>\u3092\u8eab\u306b\u3064\u3051\u3001\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u521d\u671f\u5146\u5019\u3092\u898b\u9003\u3055\u305a\u65e9\u671f\u5bfe\u5fdc\u3067\u304d\u308b<\/li> <li><strong>\u521d\u52d5\u5bfe\u5fdc\u30d5\u30ed\u30fc<\/strong>\u3092\u69cb\u7bc9\u3057\u3001\u30b5\u30fc\u30d0\u30fc\u30c0\u30a6\u30f3\u6642\u306e\u624b\u9806\u3092\u660e\u6587\u5316\u30fb\u5171\u6709\u3067\u304d\u308b<\/li> <li><strong>\u7d4c\u55b6\u5c64\u3078\u306e\u5831\u544a\u30dd\u30a4\u30f3\u30c8<\/strong>\u3092\u6574\u7406\u3057\u3001\u793e\u5185\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3092\u5186\u6ed1\u306b\u5f97\u3089\u308c\u308b\u8cc7\u6599\u3092\u4f5c\u6210\u3067\u304d\u308b<\/li> <\/ul> <div class=\"toc-001\"> <div><strong>\u76ee\u6b21<\/strong><\/div> <ol> <li><a href=\"#section-dmesg-basics\">dmesg\u89e3\u6790\u306e\u57fa\u790e\u77e5\u8b58<\/a><\/li> <li> <a href=\"#section-log-patterns\">\u30cf\u30fc\u30c9\u969c\u5bb3\u3092\u793a\u3059\u4ee3\u8868\u7684\u30ed\u30b0\u30d1\u30bf\u30fc\u30f3<\/a> <ol> <li><a href=\"#subpattern-io-error\">I\/O error \u306e\u610f\u5473\u89e3\u8aac<\/a><\/li> <li><a href=\"#subpattern-medium-error\">medium error \u306e\u5bfe\u51e6<\/a><\/li> <\/ol> <\/li> <li><a href=\"#section-reproduce\">\u30ed\u30b0\u518d\u73fe\u624b\u9806\u306e\u30b5\u30f3\u30d7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8<\/a><\/li> <li><a href=\"#section-automation\">\u89e3\u6790\u81ea\u52d5\u5316\u306e\u305f\u3081\u306e\u30b7\u30a7\u30eb\uff0fPython\u4f8b<\/a><\/li> <li><a href=\"#section-first-response\">\u521d\u52d5\u5bfe\u5fdc\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/a><\/li> <li><a href=\"#section-reporting\">\u7d4c\u55b6\u5c64\u5411\u3051\u5831\u544a\u8cc7\u6599\u4f5c\u6210\u8853<\/a><\/li> <li><a href=\"#section-bcp\">BCP\u3078\u306e\u7d44\u307f\u8fbc\u307f<\/a><\/li> <li><a href=\"#section-regulations\">\u6cd5\u5f8b\u30fb\u653f\u5e9c\u65b9\u91dd<\/a><\/li> <li><a href=\"#section-qualifications\">\u8a72\u5f53\u8cc7\u683c\u3068\u4eba\u6750\u80b2\u6210\u30fb\u52df\u96c6<\/a><\/li> <li><a href=\"#section-design\">\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u30fb\u904b\u7528\u30fb\u70b9\u691c<\/a><\/li> <li><a href=\"#section-sharing\">\u95a2\u4fc2\u8005\u3078\u306e\u6ce8\u610f\u70b9\u3068\u793e\u5185\u5171\u6709<\/a><\/li> <li><a href=\"#section-escalation\">\u5916\u90e8\u5c02\u9580\u5bb6\u3078\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u57fa\u6e96<\/a><\/li> <\/ol> <\/div> <!-- \u304a\u5ba2\u69d8\u306e\u58f0\u753b\u50cf --> <div style=\"text-align:center;\"> <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> <h2 id=\"section-dmesg-basics\" class=\"heading-23\">dmesg\u89e3\u6790\u306e\u57fa\u790e\u77e5\u8b58<\/h2> <p>dmesg\uff08\u30c7\u30a3\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\uff09\u30b3\u30de\u30f3\u30c9\u306f\u3001Linux\u30ab\u30fc\u30cd\u30eb\u304c\u8d77\u52d5\u6642\u3084\u52d5\u4f5c\u4e2d\u306b\u8a18\u9332\u3057\u305f\u30ed\u30b0\u3092\u8868\u793a\u3059\u308b\u30c4\u30fc\u30eb\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001<strong>dmesg\u30ed\u30b0\u306e\u53d6\u5f97\u65b9\u6cd5<\/strong>\u3068\u3001\u30ed\u30b0\u306b\u542b\u307e\u308c\u308b\u4e3b\u8981\u8981\u7d20\u306e\u8aad\u307f\u65b9\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>dmesg\u30b3\u30de\u30f3\u30c9\u306e\u5b9f\u884c<\/span><\/h3> <p>\u57fa\u672c\u7684\u306b\u306f\u30bf\u30fc\u30df\u30ca\u30eb\u3067\u300cdmesg\u300d\u3068\u5165\u529b\u3059\u308b\u3068\u3001\u30ab\u30fc\u30cd\u30eb\u30d0\u30c3\u30d5\u30a1\u306b\u84c4\u7a4d\u3055\u308c\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u5168\u3066\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u518d\u8d77\u52d5\u5f8c\u3067\u3082\u30ed\u30b0\u304c\u4e00\u6642\u4fdd\u7ba1\u3055\u308c\u308b\u305f\u3081\u3001\u904e\u53bb\u306e\u969c\u5bb3\u60c5\u5831\u3092\u8fbf\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u306e\u898b\u65b9<\/span><\/h3> <p>dmesg\u30ed\u30b0\u306b\u4ed8\u4e0e\u3055\u308c\u308b\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u8d77\u52d5\u304b\u3089\u306e\u7d4c\u904e\u6642\u9593\uff08\u79d2\uff09\u3092\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u4eba\u9593\u304c\u89e3\u91c8\u3057\u3084\u3059\u3044\u65e5\u4ed8\u30fb\u6642\u523b\u306b\u5909\u63db\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f75\u7528\u3057\u307e\u3059\u3002<\/p> <ul> <li><em>dmesg -T<\/em>\uff1a\u8d77\u52d5\u304b\u3089\u306e\u7d4c\u904e\u79d2\u3092\u73fe\u5730\u6642\u523b\u306b\u5909\u63db\u3057\u3066\u8868\u793a<\/li> <\/ul> <h3 class=\"heading-33\"><span>\u30ed\u30b0\u30ec\u30d9\u30eb\u306e\u7406\u89e3<\/span><\/h3> <p>dmesg\u306b\u306f\u7dca\u6025\u5ea6\u3092\u793a\u3059\u30ec\u30d9\u30eb\uff08emerg, alert, crit, err, warn, notice, info, debug\uff09\u304c\u542b\u307e\u308c\u307e\u3059\u3002<strong>err\uff08\u30a8\u30e9\u30fc\uff09<\/strong>\u3084<strong>warn\uff08\u8b66\u544a\uff09<\/strong>\u306f\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u5146\u5019\u3068\u3057\u3066\u512a\u5148\u7684\u306b\u78ba\u8a8d\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p> <p>\u4ee5\u4e0a\u306e\u57fa\u790e\u77e5\u8b58\u3092\u62bc\u3055\u3048\u308c\u3070\u3001dmesg\u30ed\u30b0\u306e\u53d6\u5f97\u304b\u3089\u521d\u6b69\u7684\u306a\u89e3\u91c8\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u6b21\u7ae0\u4ee5\u964d\u3067\u3001\u5177\u4f53\u7684\u306a\u30cf\u30fc\u30c9\u969c\u5bb3\u30d1\u30bf\u30fc\u30f3\u306e\u62bd\u51fa\u65b9\u6cd5\u3092\u5b66\u3073\u307e\u3059\u3002<\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052003233200001\" alt=\"ALT: dmesg\u89e3\u6790\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9<\/strong><br> \u6280\u8853\u62c5\u5f53\u8005\u304c\u4e0a\u53f8\u3084\u540c\u50da\u306bdmesg\u30b3\u30de\u30f3\u30c9\u3067\u53d6\u5f97\u3057\u305f\u57fa\u672c\u30ed\u30b0\u306e\u8aad\u307f\u65b9\u3092\u8aac\u660e\u3059\u308b\u969b\u306f\u3001\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u304c\u8d77\u52d5\u5f8c\u306e\u7d4c\u904e\u6642\u9593\u3067\u3042\u308b\u70b9\u3084\u3001err\uff0fwarn\u306e\u512a\u5148\u5ea6\u3092\u5f37\u8abf\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>Perspective<\/strong><br> dmesg\u306e\u57fa\u790e\u3092\u7406\u89e3\u3059\u308b\u306b\u306f\u3001\u5b9f\u969b\u306b\u30b7\u30b9\u30c6\u30e0\u3067\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3001\u624b\u3092\u52d5\u304b\u3057\u3066\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u5909\u63db\u3084\u30ed\u30b0\u30ec\u30d9\u30eb\u78ba\u8a8d\u3092\u7e70\u308a\u8fd4\u3059\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002 <\/div> [\u51fa\u5178\uff1aIPA\u300eLinux\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a2d\u5b9a\u30ac\u30a4\u30c9\u300f2022\u5e74] <h2 id=\"section-log-patterns\" class=\"heading-23\">\u30cf\u30fc\u30c9\u969c\u5bb3\u3092\u793a\u3059\u4ee3\u8868\u7684\u30ed\u30b0\u30d1\u30bf\u30fc\u30f3<\/h2> <p>dmesg\u30ed\u30b0\u306b\u306f\u3001\u591a\u304f\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u6d41\u308c\u307e\u3059\u304c\u3001<strong>\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u5146\u5019\u3068\u3057\u3066\u7279\u306b\u6ce8\u76ee\u3059\u3079\u304d\u30d1\u30bf\u30fc\u30f3<\/strong>\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u4ee3\u8868\u7684\u306a\u3082\u306e\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p> <h3 id=\"subpattern-io-error\" class=\"heading-33\"><span>I\/O error \u306e\u610f\u5473\u89e3\u8aac<\/span><\/h3> <p>I\/O error \u306f\u3001\u30c7\u30a3\u30b9\u30af\u3084\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3068\u306e\u5165\u51fa\u529b\u51e6\u7406\u3067\u91cd\u5927\u306a\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p> <ul> <li><em>[123.456789] sd 0:0:0:0: [sda] I\/O error, dev sda, sector 123456<\/em><\/li> <\/ul> <p>\u3053\u306e\u5834\u5408\u3001\u6307\u5b9a\u306e\u30bb\u30af\u30bf\u3078\u306e\u30a2\u30af\u30bb\u30b9\u304c\u5931\u6557\u3057\u3066\u3044\u308b\u305f\u3081\u3001<strong>\u7269\u7406\u7684\u306a\u30c7\u30a3\u30b9\u30af\u6545\u969c<\/strong>\u3084\u30b1\u30fc\u30d6\u30eb\u4e0d\u826f\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u65e9\u6025\u306a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u53d6\u5f97\u3068\u30c7\u30a3\u30b9\u30af\u4ea4\u63db\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <h3 id=\"subpattern-medium-error\" class=\"heading-33\"><span>medium error \u306e\u5bfe\u51e6<\/span><\/h3> <p>medium error \u306f\u3001\u8aad\u307f\u66f8\u304d\u30c7\u30d0\u30a4\u30b9\u306e\u300c\u5a92\u4f53\u300d\uff08medium\uff09\u3067\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002I\/O error \u3068\u985e\u4f3c\u3057\u307e\u3059\u304c\u3001\u3088\u308a\u4f4e\u30ec\u30d9\u30eb\u306e\u7269\u7406\u5c64\u306e\u554f\u984c\u3092\u6307\u3057\u307e\u3059\u3002<\/p> <p>\u4f8b\uff1a<em>[234.567890] ata1.00: medium error<\/em><br> \u3053\u306e\u5834\u5408\u3001\u30c7\u30a3\u30b9\u30af\u306e\u30bb\u30af\u30bf\u3084\u30d7\u30e9\u30c3\u30bf\u9762\u306e\u640d\u50b7\u304c\u7591\u308f\u308c\u307e\u3059\u3002SMART\u60c5\u5831\u3067\u8a72\u5f53\u30c7\u30d0\u30a4\u30b9\u306e\u72b6\u614b\u3092\u78ba\u8a8d\u3057\u3001\u5fc5\u8981\u306a\u3089\u5373\u6642\u53d6\u308a\u66ff\u3048\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/p> <small style=\"text-decoration: underline;\">\u4ee3\u8868\u7684\u30ed\u30b0\u30d1\u30bf\u30fc\u30f3\u4e00\u89a7<\/small>  <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u30d1\u30bf\u30fc\u30f3<\/th> <th>\u793a\u5506\u3059\u308b\u969c\u5bb3<\/th> <\/tr> <\/thead> <tbody> <tr> <td>I\/O error<\/td> <td>\u7269\u7406\u7684\u30c7\u30a3\u30b9\u30af\u6545\u969c\uff0f\u30b1\u30fc\u30d6\u30eb\u4e0d\u826f<\/td> <\/tr> <tr> <td>medium error<\/td> <td>\u30d7\u30e9\u30c3\u30bf\u640d\u50b7\u306a\u3069\u5a92\u4f53\u5c64\u306e\u969c\u5bb3<\/td> <\/tr> <\/tbody> <\/table> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052003233200002\" alt=\"ALT: \u30cf\u30fc\u30c9\u969c\u5bb3\u30d1\u30bf\u30fc\u30f3\u5bfe\u5fdc\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9<\/strong><br> I\/O error \u3084 medium error \u306e\u30ed\u30b0\u4f8b\u3092\u793a\u3057\u3001\u7269\u7406\u5c64\u306e\u969c\u5bb3\u3067\u3042\u308b\u70b9\u3092\u5f37\u8abf\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5fa9\u65e7\u624b\u9806\u3068\u4ea4\u63db\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u5177\u4f53\u7684\u306b\u5171\u6709\u3057\u307e\u3057\u3087\u3046\u3002 <\/div> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>Perspective<\/strong><br> \u3053\u308c\u3089\u306e\u30a8\u30e9\u30fc\u306f\u7269\u7406\u6545\u969c\u306e\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u305f\u3081\u3001\u30ed\u30b0\u691c\u51fa\u5f8c\u306f\u901f\u3084\u304b\u306bSMART\u60c5\u5831\u3092\u53d6\u5f97\u3057\u3001\u30ea\u30b9\u30af\u8a55\u4fa1\u3092\u884c\u3046\u7fd2\u6163\u3092\u8eab\u306b\u3064\u3051\u307e\u3057\u3087\u3046\u3002 <\/div> [\u51fa\u5178\uff1aIPA\u300e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u60c5\u5831\u300f2023\u5e74] <h2 id=\"section-reproduce\" class=\"heading-23\">\u30ed\u30b0\u518d\u73fe\u624b\u9806\u306e\u30b5\u30f3\u30d7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8<\/h2> <p>\u672c\u7ae0\u3067\u306f\u3001\u4eee\u60f3\u30de\u30b7\u30f3\u74b0\u5883\u4e0a\u3067\u7591\u4f3c\u7684\u306b\u30cf\u30fc\u30c9\u969c\u5bb3\u3092\u767a\u751f\u3055\u305b\u3001dmesg\u30ed\u30b0\u3092\u53d6\u5f97\u3059\u308b\u624b\u9806\u3068\u30b5\u30f3\u30d7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5b9f\u904b\u7528\u306b\u8fd1\u3044\u74b0\u5883\u3067\u969c\u5bb3\u89e3\u6790\u306e\u30c6\u30b9\u30c8\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u4eee\u60f3\u74b0\u5883\u3067\u306e\u969c\u5bb3\u30b7\u30ca\u30ea\u30aa\u69cb\u7bc9<\/span><\/h3> <p>\u307e\u305a\u3001VM\u4e0a\u306bCentOS\u3084Ubuntu\u306a\u3069\u306eLinux\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001root\u6a29\u9650\u3067\u4ee5\u4e0b\u306e\u30b7\u30ca\u30ea\u30aa\u3092\u6e96\u5099\u3057\u307e\u3059\u3002\u76ee\u7684\u306f\u30c7\u30a3\u30b9\u30afI\/O\u30a8\u30e9\u30fc\u3092\u767a\u751f\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u6545\u969c\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u8aad\u307f\u8fbc\u307f\u3084\u7279\u5b9a\u30c7\u30d0\u30a4\u30b9\u3078\u306e\u5f37\u5236\u30a2\u30af\u30bb\u30b9\u3092\u884c\u3044\u307e\u3059\u3002<\/p> <p>\u526f\u526f\u984c\u89e3\u8aac\uff1a\u4eee\u60f3\u74b0\u5883\u3067\u306f\u7269\u7406\u30c7\u30a3\u30b9\u30af\u306e\u4ee3\u308f\u308a\u306b\u4eee\u60f3\u30c7\u30a3\u30b9\u30af\u3092\u64cd\u4f5c\u3059\u308b\u305f\u3081\u3001\u5b9f\u6a5f\u3068\u306f\u7570\u306a\u308b\u70b9\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002\u9069\u5207\u306a\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u53d6\u5f97\u3084\u8a2d\u5b9a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u5fc5\u305a\u5b9f\u65bd\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <h3 class=\"heading-33\"><span>\u30b5\u30f3\u30d7\u30eb\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u89e3\u8aac<\/span><\/h3> <p>\u4ee5\u4e0b\u306e\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u3001dummy\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u7528\u3044\u3066\u5f37\u5236\u7684\u306bI\/O\u30a8\u30e9\u30fc\u3092\u767a\u751f\u3055\u305b\u3001dmesg\u51fa\u529b\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002\u5b9f\u884c\u524d\u306b\u30b9\u30af\u30ea\u30d7\u30c8\u6a29\u9650\u3068\u30e2\u30b8\u30e5\u30fc\u30eb\u8aad\u307f\u8fbc\u307f\u74b0\u5883\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <pre> #!\/bin\/bash modprobe dummy echo 1 > \/sys\/module\/dummy\/parameters\/enable_error dmesg -wH &> \/root\/dmesg_reproduce.log & sleep 10 rmmod dummy <\/pre> <p>\u526f\u526f\u984c\u89e3\u8aac\uff1adummy\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u30a8\u30e9\u30fc\u751f\u6210\u5c02\u7528\u306e\u30c6\u30b9\u30c8\u7528\u30c9\u30e9\u30a4\u30d0\u3067\u3059\u3002\u672c\u756a\u74b0\u5883\u3067\u306f\u7d76\u5bfe\u306b\u4f7f\u7528\u305b\u305a\u3001\u30c6\u30b9\u30c8\u5c02\u7528\u74b0\u5883\u3067\u306e\u307f\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052003233200003\" alt=\"ALT: \u30ed\u30b0\u518d\u73fe\u624b\u9806\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9<\/strong><br> \u30c6\u30b9\u30c8\u74b0\u5883\u3067\u306e\u307fdummy\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u7528\u3044\u305f\u30a8\u30e9\u30fc\u518d\u73fe\u3092\u884c\u3046\u3053\u3068\u3001\u5b9f\u7a3c\u50cd\u74b0\u5883\u3067\u306f\u9069\u7528\u3057\u306a\u3044\u70b9\u3092\u660e\u78ba\u306b\u5171\u6709\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>Perspective<\/strong><br> \u518d\u73fe\u624b\u9806\u3092\u81ea\u52d5\u5316\u3059\u308b\u969b\u306f\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u5b9f\u884c\u524d\u5f8c\u306e\u74b0\u5883\u72b6\u614b\u3092\u5fc5\u305a\u8a18\u9332\u3057\u3001\u8aa4\u64cd\u4f5c\u306b\u3088\u308b\u8a2d\u5b9a\u5909\u66f4\u3092\u9632\u6b62\u3059\u308b\u904b\u7528\u624b\u9806\u3092\u7b56\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002 <\/div> [\u51fa\u5178\uff1aIPA\u300eLinux\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a2d\u5b9a\u30ac\u30a4\u30c9\u300f2022\u5e74] <h2 id=\"section-automation\" class=\"heading-23\">\u89e3\u6790\u81ea\u52d5\u5316\u306e\u305f\u3081\u306e\u30b7\u30a7\u30eb\uff0fPython\u4f8b<\/h2> <p>\u5927\u91cf\u306edmesg\u30ed\u30b0\u304b\u3089\u7279\u5b9a\u306e\u30a8\u30e9\u30fc\u3092\u52b9\u7387\u3088\u304f\u62bd\u51fa\u3057\u3001\u969c\u5bb3\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\u4f5c\u6210\u307e\u3067\u3092\u81ea\u52d5\u5316\u3059\u308b\u3053\u3068\u3067\u3001<strong>\u89e3\u6790\u5de5\u6570\u3092\u5927\u5e45\u306b\u524a\u6e1b<\/strong>\u3067\u304d\u307e\u3059\u3002\u672c\u7ae0\u3067\u306f\u3001\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u3068Python\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u4e21\u9762\u304b\u3089\u30b5\u30f3\u30d7\u30eb\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u306b\u3088\u308b\u81ea\u52d5\u62bd\u51fa<\/span><\/h3> <p>\u4ee5\u4e0b\u306e\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u3001dmesg\u30ed\u30b0\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306b\u76e3\u8996\u3057\u3001error\uff0fwarn\u30ec\u30d9\u30eb\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5225\u30d5\u30a1\u30a4\u30eb\u306b\u307e\u3068\u3081\u307e\u3059\u3002\u5b9a\u671f\u5b9f\u884c\uff08cron\uff09\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u904b\u7528\u53ef\u80fd\u3067\u3059\u3002<\/p> <pre> #!\/bin\/bash LOGFILE=\/var\/log\/dmesg.log OUTFILE=\/var\/log\/dmesg_errors.log dmesg -wH >> ${LOGFILE} & tail -n0 -F ${LOGFILE} | grep --line-buffered -E \"error|warn\" >> ${OUTFILE} <\/pre>  <p>\u526f\u526f\u984c\u89e3\u8aac\uff1a&#8211;line-buffered \u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6027\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002\u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u306e\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u8a2d\u5b9a\u3082\u5fd8\u308c\u305a\u306b\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <h3 class=\"heading-33\"><span>Python\u30b9\u30af\u30ea\u30d7\u30c8\u306b\u3088\u308b\u69cb\u9020\u5316\u89e3\u6790<\/span><\/h3> <p>Python\u3092\u7528\u3044\u308b\u3068\u3001\u30ed\u30b0\u3092JSON\u5f62\u5f0f\u3067\u30d1\u30fc\u30b9\u3057\u3001\u4ef6\u6570\u96c6\u8a08\u3084\u7d71\u8a08\u51e6\u7406\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001\u30ed\u30b0\u30ec\u30d9\u30eb\u3054\u3068\u306e\u4ef6\u6570\u3092\u96c6\u8a08\u3059\u308b\u4f8b\u3067\u3059\u3002<\/p> <pre> import subprocess, json, re result = subprocess.run([\"dmesg\", \"-T\"], capture_output=True, text=True) entries = result.stdout.splitlines() stats = {\"err\":0, \"warn\":0} for line in entries: if re.search(r\"\\berr\\b\", line, re.I): stats[\"err\"] += 1 if re.search(r\"\\bwarn\\b\", line, re.I): stats[\"warn\"] += 1 print(json.dumps(stats, ensure_ascii=False, indent=2)) <\/pre> <p>\u526f\u526f\u984c\u89e3\u8aac\uff1admesg -T \u306e\u30d1\u30fc\u30b9\u306b\u306f\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u306e\u59a5\u5f53\u6027\u3092\u78ba\u8a8d\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066datetime\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u6574\u5f62\u51e6\u7406\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052003233200004\" alt=\"ALT: \u81ea\u52d5\u5316\u30b9\u30af\u30ea\u30d7\u30c8\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9<\/strong><br> \u30b7\u30a7\u30eb\u304a\u3088\u3073Python\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u81ea\u52d5\u5b9f\u884c\u8a2d\u5b9a\u3068\u30ed\u30b0\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u904b\u7528\u3092\u5408\u308f\u305b\u3066\u5c0e\u5165\u3057\u3001\u5b9a\u4f8b\u30df\u30fc\u30c6\u30a3\u30f3\u30b0\u3067\u81ea\u52d5\u96c6\u8a08\u7d50\u679c\u3092\u53c2\u7167\u3059\u308b\u4ed5\u7d44\u307f\u3092\u5171\u6709\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>Perspective<\/strong><br> \u81ea\u52d5\u5316\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u304c\u9375\u3067\u3059\u3002\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u3084\u30c6\u30b9\u30c8\u74b0\u5883\u3067\u306e\u52d5\u4f5c\u78ba\u8a8d\u3092\u30eb\u30fc\u30eb\u5316\u3057\u3001\u8aa4\u691c\u51fa\u3084\u30ed\u30b0\u6f0f\u308c\u3092\u9632\u304e\u307e\u3057\u3087\u3046\u3002 <\/div> [\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300eICT\u6a19\u6e96\u5316\u52d5\u5411\u300f2023\u5e74] <h2 id=\"section-first-response\" class=\"heading-23\">\u521d\u52d5\u5bfe\u5fdc\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/h2> <p>\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u767a\u751f\u6642\u306f\u3001<strong>\u8fc5\u901f\u304b\u3064\u7684\u78ba\u306a\u521d\u52d5\u5bfe\u5fdc<\/strong>\u304c\u30b5\u30fc\u30d3\u30b9\u7d99\u7d9a\u306e\u9375\u3068\u306a\u308a\u307e\u3059\u3002\u672c\u7ae0\u3067\u306f\u3001\u30a8\u30e9\u30fc\u691c\u77e5\u5f8c\u306e\u5207\u308a\u5206\u3051\u30d5\u30ed\u30fc\u3068\u7dca\u6025\u5bfe\u5fdc\u624b\u9806\u3092\u793a\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u969c\u5bb3\u5207\u308a\u5206\u3051\u30d5\u30ed\u30fc<\/span><\/h3> <p>\u30a8\u30e9\u30fc\u304c\u691c\u77e5\u3055\u308c\u305f\u3089\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3067\u7269\u7406\u969c\u5bb3\u304b\u8ad6\u7406\u969c\u5bb3\u304b\u3092\u901f\u3084\u304b\u306b\u5224\u65ad\u3057\u307e\u3059\u3002\u624b\u9806\u3054\u3068\u306b\u62c5\u5f53\u8005\u3092\u5272\u308a\u5f53\u3066\u3001\u793e\u5185\u9023\u7d61\u7db2\u3092\u8d77\u52d5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <ul> <li>\u30ed\u30b0\u53d6\u5f97\uff1admesg -T \u3092\u5b9f\u884c\u3057\u3001\u6700\u65b0\u306eerror\uff0fwarn\u3092\u78ba\u8a8d<\/li> <li>\u969c\u5bb3\u5224\u5b9a\uff1aI\/O error \u3084 medium error \u306e\u6709\u7121\u3092\u30c1\u30a7\u30c3\u30af<\/li> <li>\u7269\u7406\u30fb\u8ad6\u7406\u5224\u65ad\uff1a\u30cf\u30fc\u30c9\u6545\u969c\u306a\u3089\u30cf\u30fc\u30c9\u4ea4\u63db\u3001\u8ad6\u7406\u969c\u5bb3\u306a\u3089\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u4fee\u5fa9<\/li> <li>\u4e00\u6b21\u5bfe\u5fdc\uff1a\u8a72\u5f53\u30c1\u30fc\u30e0\u3078\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u3057\u3001\u4ea4\u63db\u30fb\u4fee\u5fa9\u4f5c\u696d\u3092\u958b\u59cb<\/li> <\/ul> <small style=\"text-decoration: underline;\">\u521d\u52d5\u5bfe\u5fdc\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/small>  <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u30b9\u30c6\u30c3\u30d7<\/th> <th>\u5bfe\u5fdc\u5185\u5bb9<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u30ed\u30b0\u78ba\u8a8d<\/td> <td>dmesg -T \u3067\u6700\u65b0\u30ed\u30b0\u3092\u53d6\u5f97<\/td> <\/tr> <tr> <td>\u30a8\u30e9\u30fc\u5224\u5b9a<\/td> <td>error\/warn \u30ec\u30d9\u30eb\u3092\u62bd\u51fa\u30fb\u5224\u65ad<\/td> <\/tr> <tr> <td>\u969c\u5bb3\u5206\u985e<\/td> <td>\u7269\u7406\u969c\u5bb3 vs \u8ad6\u7406\u969c\u5bb3\u306e\u5206\u985e<\/td> <\/tr> <tr> <td>\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3<\/td> <td>\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\u3078\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u3067\u9023\u7d61<\/td> <\/tr> <\/tbody> <\/table> <h3 class=\"heading-33\"><span>\u7dca\u6025\u5bfe\u5fdc\u624b\u9806<\/span><\/h3> <p>\u7269\u7406\u969c\u5bb3\u306e\u5834\u5408\u306f\u901f\u3084\u304b\u306b\u8a72\u5f53\u30c7\u30a3\u30b9\u30af\u3092\u4ea4\u63db\u3057\u3001RAID\u518d\u540c\u671f\u3084\u30b5\u30fc\u30d3\u30b9\u518d\u8d77\u52d5\u3092\u5b9f\u65bd\u3057\u307e\u3059\u3002\u8ad6\u7406\u969c\u5bb3\u306e\u5834\u5408\u306f\u3001<em>fsck<\/em>\u306a\u3069\u306e\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u4fee\u5fa9\u30c4\u30fc\u30eb\u3092\u7528\u3044\u3001\u4e8b\u524d\u306b\u53d6\u5f97\u3057\u305f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304b\u3089\u306e\u5fa9\u5143\u3082\u4f75\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052003233200005\" alt=\"ALT: \u521d\u52d5\u5bfe\u5fdc\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9<\/strong><br> \u521d\u52d5\u5bfe\u5fdc\u3067\u306f\u300c\u30ed\u30b0\u53d6\u5f97\u2192\u969c\u5bb3\u5206\u985e\u2192\u7269\u7406\uff0f\u8ad6\u7406\u5bfe\u5fdc\u2192\u518d\u8d77\u52d5\u300d\u306e\u4e00\u9023\u624b\u9806\u3092\u56f3\u793a\u3057\u3001\u793e\u5185\u624b\u9806\u66f8\u306b\u53cd\u6620\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>Perspective<\/strong><br> \u7dca\u6025\u5bfe\u5fdc\u6642\u306f\u624b\u9806\u306e\u9806\u5b88\u304c\u91cd\u8981\u3067\u3059\u3002\u30ea\u30cf\u30fc\u30b5\u30eb\u3092\u5b9a\u671f\u5b9f\u65bd\u3057\u3001\u8aa4\u64cd\u4f5c\u3092\u9632\u3050\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u4f53\u5236\u3092\u6574\u3048\u307e\u3057\u3087\u3046\u3002 <\/div> [\u51fa\u5178\uff1a\u5185\u95a3\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc\u300e\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u5bfe\u5fdc\u624b\u9806\u300f2021\u5e74] <h2 id=\"section-reporting\" class=\"heading-23\">\u7d4c\u55b6\u5c64\u5411\u3051\u5831\u544a\u8cc7\u6599\u4f5c\u6210\u8853<\/h2> <p>\u969c\u5bb3\u89e3\u6790\u7d50\u679c\u3092\u7d4c\u55b6\u5c64\u306b\u5831\u544a\u3059\u308b\u969b\u306f\u3001<strong>\u8981\u70b9\u3092\u7c21\u6f54\u306b\u307e\u3068\u3081\u3001\u7d50\u8ad6\u2192\u4e8b\u5b9f\u2192\u8a73\u7d30\u306e\u9806<\/strong>\u3067\u69cb\u6210\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u672c\u7bc0\u3067\u306f\u3001\u8cc7\u6599\u4f5c\u6210\u306e\u30dd\u30a4\u30f3\u30c8\u3068\u56f3\u8868\u6d3b\u7528\u306e\u624b\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u91cd\u8981\u30dd\u30a4\u30f3\u30c8\u306e\u6574\u7406<\/span><\/h3> <ul> <li><strong>\u7d50\u8ad6\u306e\u660e\u793a<\/strong>\uff1a\u300c\u30cf\u30fc\u30c9\u969c\u5bb3\u767a\u751f\u300d\u300c\u30b5\u30fc\u30d3\u30b9\u5f71\u97ff\u7bc4\u56f2\u300d\u300c\u5fa9\u65e7\u898b\u901a\u3057\u300d\u3092\u6700\u521d\u306b\u63d0\u793a<\/li> <li><strong>\u4e8b\u5b9f\u30c7\u30fc\u30bf\u306e\u63d0\u793a<\/strong>\uff1admesg\u30ed\u30b0\u306e\u30a8\u30e9\u30fc\u4ef6\u6570\u3001\u767a\u751f\u30bf\u30a4\u30df\u30f3\u30b0\u306a\u3069\u3092\u30b0\u30e9\u30d5\u5316<\/li> <li><strong>\u5bfe\u5fdc\u72b6\u6cc1\u3068\u30ea\u30b9\u30af<\/strong>\uff1a\u5b9f\u65bd\u6e08\u307f\u5bfe\u5fdc\u3001\u6b8b\u7559\u30ea\u30b9\u30af\u3001\u6b21\u306e\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u4e88\u5b9a\u3092\u8868\u5f62\u5f0f\u3067\u6574\u7406<\/li> <\/ul> <small style=\"text-decoration: underline;\">\u5831\u544a\u8cc7\u6599\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u6982\u8981<\/small>  <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u30bb\u30af\u30b7\u30e7\u30f3<\/th> <th>\u5185\u5bb9<\/th> <\/tr> <\/thead> <tbody> <tr> <td>Executive Summary<\/td> <td>\u7d50\u8ad6\u3068\u63a8\u5968\u30a2\u30af\u30b7\u30e7\u30f3<\/td> <\/tr> <tr> <td>\u4e8b\u5b9f\u30c7\u30fc\u30bf<\/td> <td>\u30ed\u30b0\u89e3\u6790\u7d50\u679c\u306e\u30b0\u30e9\u30d5\u30fb\u8868<\/td> <\/tr> <tr> <td>\u5bfe\u5fdc\u72b6\u6cc1<\/td> <td>\u5b9f\u65bd\u6e08\u307f\u624b\u9806\u3068\u9032\u6357<\/td> <\/tr> <tr> <td>\u30ea\u30b9\u30af\u8a55\u4fa1<\/td> <td>\u6b8b\u7559\u30ea\u30b9\u30af\u3068\u63d0\u6848\u7b56<\/td> <\/tr> <\/tbody> <\/table> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052003233200006\" alt=\"ALT: \u5831\u544a\u8cc7\u6599\u4f5c\u6210\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9<\/strong><br> \u7d50\u8ad6\u2192\u4e8b\u5b9f\u2192\u8a73\u7d30\u306e\u9806\u3067\u8cc7\u6599\u3092\u69cb\u6210\u3057\u3001\u30ed\u30b0\u4ef6\u6570\u3084\u5f71\u97ff\u7bc4\u56f2\u3092\u7c21\u6613\u30b0\u30e9\u30d5\u3067\u793a\u3059\u3053\u3068\u3067\u3001\u77ed\u6642\u9593\u3067\u306e\u7406\u89e3\u3092\u4fc3\u9032\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>Perspective<\/strong><br> \u5831\u544a\u8cc7\u6599\u306f\u7d4c\u55b6\u5c64\u306e\u610f\u601d\u6c7a\u5b9a\u3092\u652f\u63f4\u3059\u308b\u30c4\u30fc\u30eb\u3067\u3059\u3002\u30c7\u30fc\u30bf\u306e\u6b63\u78ba\u6027\u3092\u62c5\u4fdd\u3057\u3064\u3064\u3001\u8996\u899a\u7684\u306b\u5206\u304b\u308a\u3084\u3059\u3044\u56f3\u8868\u3092\u7528\u610f\u3057\u307e\u3057\u3087\u3046\u3002 <\/div> [\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300eIT\u6295\u8cc7\u52d5\u5411\u8abf\u67fb\u300f2023\u5e74] <h2 id=\"section-bcp\" class=\"heading-23\">BCP\u3078\u306e\u7d44\u307f\u8fbc\u307f<\/h2> <p>\u707d\u5bb3\u6642\u3084\u969c\u5bb3\u767a\u751f\u6642\u306b\u3082\u4e8b\u696d\u7d99\u7d9a\u3092\u78ba\u4fdd\u3059\u308b\u306b\u306f\u3001<strong>\u30c7\u30fc\u30bf\u4fdd\u5b58\u306e\u4e09\u91cd\u5316<\/strong>\u3068\u3001<strong>\u904b\u7528\u306e\uff13\u6bb5\u968e\u5bfe\u5fdc<\/strong>\u304c\u5fc5\u9808\u3067\u3059\u3002\u672c\u7bc0\u3067\u306f\u57fa\u672c\u8981\u4ef6\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u657010\u4e07\u4eba\u4ee5\u4e0a\u306e\u5834\u5408\u306e\u7d30\u5206\u5316\u30dd\u30a4\u30f3\u30c8\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u30c7\u30fc\u30bf\u4fdd\u5b58\u306e\u4e09\u91cd\u5316<\/span><\/h3> <p>BCP\u3067\u306f\u3001\u540c\u4e00\u30c7\u30fc\u30bf\u3092<strong>\u30aa\u30d5\u30b5\u30a4\u30c8\u542b\u3080\uff13\u62e0\u70b9<\/strong>\u306b\u4fdd\u7ba1\u3057\u307e\u3059\u3002\u62e0\u70b9\u9593\u306f\u5730\u7406\u7684\u306b\u5206\u6563\u3057\u3001\u707d\u5bb3\u30ea\u30b9\u30af\u3092\u4f4e\u6e1b\u3057\u307e\u3059\u3002\u6697\u53f7\u5316\u8ee2\u9001\u3068\u5b9a\u671f\u7684\u306a\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u3082\u6b20\u304b\u305b\u307e\u305b\u3093\u3002<\/p> <h3 class=\"heading-33\"><span>\u904b\u7528\u306e\uff13\u6bb5\u968e\u5bfe\u5fdc<\/span><\/h3> <ul> <li><strong>\u7dca\u6025\u6642\u904b\u7528<\/strong>\uff1a\u969c\u5bb3\u76f4\u5f8c\u306e\u521d\u52d5\u4f53\u5236\u3002\u6700\u5c0f\u9650\u306e\u30b5\u30fc\u30d3\u30b9\u7dad\u6301\u3092\u76ee\u6a19\u3002<\/li> <li><strong>\u7121\u96fb\u529b\u6642\u904b\u7528<\/strong>\uff1a\u975e\u5e38\u7528\u767a\u96fb\uff0fUPS\u7a3c\u50cd\u4e0b\u3067\u306e\u9650\u5b9a\u904b\u7528\u3002\u512a\u5148\u30b5\u30fc\u30d3\u30b9\u306e\u307f\u7d99\u7d9a\u3002<\/li> <li><strong>\u30b7\u30b9\u30c6\u30e0\u505c\u6b62\u6642\u904b\u7528<\/strong>\uff1a\u672c\u683c\u5fa9\u65e7\u4f5c\u696d\u6bb5\u968e\u3002\u4ee3\u66ff\u30b7\u30b9\u30c6\u30e0\u5207\u308a\u66ff\u3048\u3084\u30ea\u30b9\u30c8\u30a2\u4f5c\u696d\u3092\u5b9f\u65bd\u3002<\/li> <\/ul> <p>\u526f\u526f\u984c\u89e3\u8aac\uff1a\u5404\u6bb5\u968e\u3067\u306e\u8cac\u4efb\u8005\u3068\u9023\u7d61\u7d4c\u8def\u3092\u660e\u78ba\u5316\u3057\u3001\u8a13\u7df4\u8a08\u753b\u306b\u7d44\u307f\u8fbc\u3080\u3053\u3068\u3067\u6709\u4e8b\u306b\u5099\u3048\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>10\u4e07\u4eba\u4ee5\u4e0a\u30e6\u30fc\u30b6\u30fc\u306e\u5834\u5408\u306e\u7d30\u5206\u5316<\/span><\/h3> <p>\u5229\u7528\u800510\u4e07\u4eba\u3092\u8d85\u3048\u308b\u5834\u5408\u306f\u3001\u696d\u52d9\u5f71\u97ff\u5ea6\u306b\u5fdc\u3058\u3066<strong>\u30b5\u30fc\u30d3\u30b9\u30ec\u30d9\u30eb\u5225\u306b\u8a08\u753b\u3092\u5206\u5272<\/strong>\u3057\u307e\u3059\u3002\u91d1\u878d\u7cfb\u3001\u8a8d\u8a3c\u7cfb\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7cfb\u306a\u3069\u3001<em>\u4f9d\u5b58\u95a2\u4fc2<\/em>\u306b\u57fa\u3065\u304f\u512a\u5148\u9806\u4f4d\u4ed8\u3051\u304c\u91cd\u8981\u3067\u3059\u3002<\/p> <small style=\"text-decoration: underline;\">BCP\u8981\u4ef6\u307e\u3068\u3081<\/small>  <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u8981\u4ef6<\/th> <th>\u5185\u5bb9<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u30c7\u30fc\u30bf\u4e09\u91cd\u5316<\/td> <td>\u5730\u7406\u7684\u306b\u5206\u6563\u3057\u305f3\u62e0\u70b9\u306b\u4fdd\u5b58<\/td> <\/tr> <tr> <td>\u904b\u7528\u6bb5\u968e<\/td> <td>\u7dca\u6025\u6642\uff0f\u7121\u96fb\u529b\u6642\uff0f\u505c\u6b62\u6642\u306e3\u6bb5\u968e<\/td> <\/tr> <tr> <td>\u30e6\u30fc\u30b6\u30fc\u7d30\u5206\u5316<\/td> <td>\u30b5\u30fc\u30d3\u30b9\u4f9d\u5b58\u5ea6\u3067\u8a08\u753b\u5206\u5272<\/td> <\/tr> <\/tbody> <\/table> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052003233200007\" alt=\"ALT: BCP \u4e09\u91cd\u5316\u3068\u904b\u7528\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9<\/strong><br> \u30c7\u30fc\u30bf\u4e09\u91cd\u5316\u3068\u904b\u7528\uff13\u6bb5\u968e\u306e\u4f53\u5236\u3092\u793e\u5185\u624b\u9806\u66f8\u306b\u793a\u3057\u3001\u7dca\u6025\u6642\u30fb\u7121\u96fb\u529b\u6642\u30fb\u505c\u6b62\u6642\u3067\u306e\u5f79\u5272\u5206\u62c5\u3092\u660e\u6587\u5316\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>Perspective<\/strong><br> BCP\u8a08\u753b\u306f\u5b9f\u8df5\u3068\u8a13\u7df4\u3092\u901a\u3058\u3066\u78e8\u304b\u308c\u307e\u3059\u3002\u5b9a\u671f\u7684\u306a\u6f14\u7fd2\u3067\u5404\u6bb5\u968e\u306e\u79fb\u884c\u5224\u65ad\u30dd\u30a4\u30f3\u30c8\u3092\u78ba\u8a8d\u3057\u3001\u6539\u5584\u3092\u7d99\u7d9a\u3057\u307e\u3057\u3087\u3046\u3002 <\/div> [\u51fa\u5178\uff1a\u5185\u95a3\u5e9c\u300e\u4e8b\u696d\u7d99\u7d9a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2020\u5e74] <h2 id=\"section-regulations\" class=\"heading-23\">\u6cd5\u5f8b\u30fb\u653f\u5e9c\u65b9\u91dd<\/h2> <p>\u4e8b\u696d\u7d99\u7d9a\u3084\u969c\u5bb3\u5bfe\u5fdc\u306b\u95a2\u308f\u308b\u6d3b\u52d5\u306f\u3001\u5404\u56fd\u306e\u6cd5\u4ee4\u3084\u653f\u5e9c\u65b9\u91dd\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u5f71\u97ff\u3092\u53d7\u3051\u307e\u3059\u3002\u672c\u7ae0\u3067\u306f\u3001\u65e5\u672c\u3001\u30a2\u30e1\u30ea\u30ab\u3001EU\u305d\u308c\u305e\u308c\u306e\u4e3b\u8981\u306a\u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd\u3092\u6982\u89b3\u3057\u3001\u9075\u5b88\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u65e5\u672c\u306e\u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd<\/span><\/h3> <p>\u65e5\u672c\u3067\u306f\u3001\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u306b\u57fa\u3065\u304d\u3001\u5404\u4f01\u696d\u304c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u5b9f\u65bd\u3059\u308b\u3053\u3068\u304c\u7fa9\u52d9\u3065\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u3067\u306f\u3001\u969c\u5bb3\u306b\u3088\u308b\u500b\u4eba\u60c5\u5831\u6f0f\u6d29\u6642\u306e\u5831\u544a\u7fa9\u52d9\u304c\u660e\u78ba\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002BCP\u8a08\u753b\u3084\u969c\u5bb3\u5bfe\u5fdc\u624b\u9806\u66f8\u306b\u306f\u3001\u3053\u308c\u3089\u306e\u9075\u5b88\u8981\u4ef6\u3092\u5fc5\u305a\u53cd\u6620\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <h3 class=\"heading-33\"><span>\u30a2\u30e1\u30ea\u30ab\u306e\u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd<\/span><\/h3> <p>\u30a2\u30e1\u30ea\u30ab\u3067\u306f\u3001NIST\uff08National Institute of Standards and Technology\uff09\u304c\u7b56\u5b9a\u3059\u308b\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\uff08CSF\uff09\u304c\u4e8b\u5b9f\u4e0a\u306e\u6a19\u6e96\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u91cd\u8981\u30a4\u30f3\u30d5\u30e9\u4e8b\u696d\u8005\u3084\u653f\u5e9c\u6a5f\u95a2\u306f\u3001\u3053\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306b\u5f93\u3063\u305f\u30ea\u30b9\u30af\u7ba1\u7406\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>EU\u306e\u6cd5\u4ee4\u30fb\u653f\u5e9c\u65b9\u91dd<\/span><\/h3> <p>EU\u57df\u5185\u3067\u306f\u3001NIS\u6307\u4ee4\uff08Network and Information Security Directive\uff1aEU Directive 2016\/1148\uff09\u306b\u3088\u308a\u3001\u52a0\u76df\u56fd\u306e\u4e8b\u696d\u8005\u304c\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u7fa9\u52d9\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306bGDPR\u3067\u306f\u3001\u969c\u5bb3\u767a\u751f\u6642\u306b\u500b\u4eba\u30c7\u30fc\u30bf\u6f0f\u6d29\u306e\u969b\u306e\u901a\u77e5\u8981\u4ef6\u304c\u53b3\u683c\u306b\u5b9a\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p> <small style=\"text-decoration: underline;\">\u4e3b\u306a\u6cd5\u4ee4\u4e00\u89a7<\/small>  <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u5730\u57df<\/th> <th>\u6cd5\u4ee4\u30fb\u65b9\u91dd\u540d<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u65e5\u672c<\/td> <td>\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u3001\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5<\/td> <\/tr> <tr> <td>\u30a2\u30e1\u30ea\u30ab<\/td> <td>NIST CSF\uff08Framework for Improving Critical Infrastructure Cybersecurity\uff09<\/td> <\/tr> <tr> <td>EU<\/td> <td>NIS\u6307\u4ee4\uff08EU Directive 2016\/1148\uff09\u3001GDPR<\/td> <\/tr> <\/tbody> <\/table> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052003233200008\" alt=\"ALT: \u6cd5\u4ee4\u9075\u5b88\u30b5\u30a4\u30af\u30eb\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9<\/strong><br> \u9075\u5b88\u3059\u3079\u304d\u6cd5\u4ee4\u3092\u4e00\u89a7\u5316\u3057\u3001\u793e\u5185\u624b\u9806\u66f8\u306b\u660e\u8a18\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u7279\u306b\u500b\u4eba\u60c5\u5831\u4fdd\u8b77\u6cd5\u3084NIS\u6307\u4ee4\u306e\u8981\u4ef6\u306f\u5fc5\u305a\u78ba\u8a8d\u3092\u5fb9\u5e95\u3057\u307e\u3057\u3087\u3046\u3002 <\/div> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>Perspective<\/strong><br> \u6cd5\u4ee4\u306f\u6539\u6b63\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5b9a\u671f\u7684\u306a\u5b98\u5831\u30fb\u653f\u5e9c\u30b5\u30a4\u30c8\u306e\u30c1\u30a7\u30c3\u30af\u3092\u30eb\u30fc\u30eb\u5316\u3057\u3001\u6700\u65b0\u8981\u4ef6\u3092\u8a08\u753b\u306b\u53cd\u6620\u3057\u307e\u3057\u3087\u3046\u3002 <\/div> [\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300e\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u57fa\u672c\u6cd5\u300f2014\u5e74] [\u51fa\u5178\uff1aNIST\u300eFramework for Improving Critical Infrastructure Cybersecurity\u300f2018\u5e74] [\u51fa\u5178\uff1a\u6b27\u5dde\u9023\u5408\u7406\u4e8b\u4f1a\u300eNetwork and Information Security Directive (EU Directive 2016\/1148)\u300f2016\u5e74] <h2 id=\"section-qualifications\" class=\"heading-23\">\u8a72\u5f53\u8cc7\u683c\u3068\u4eba\u6750\u80b2\u6210\u30fb\u52df\u96c6<\/h2> <p>dmesg\u89e3\u6790\u3084\u969c\u5bb3\u5bfe\u5fdc\u3092\u9042\u884c\u3059\u308b\u4e0a\u3067\u3001<strong>\u9069\u5207\u306a\u8cc7\u683c\u3068\u6559\u80b2\u4f53\u5236<\/strong>\u306e\u6574\u5099\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u672c\u7ae0\u3067\u306f\u3001\u63a8\u5968\u8cc7\u683c\u3068\u80b2\u6210\u30fb\u63a1\u7528\u6226\u7565\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u63a8\u5968\u8cc7\u683c\u4e00\u89a7<\/span><\/h3> <ul> <li>LPIC\uff08Linux Professional Institute Certification\uff09\uff1aLinux\u7ba1\u7406\u5168\u822c\u306e\u7406\u89e3\u5ea6\u3092\u8a3c\u660e<\/li> <li>RHCE\uff08Red Hat Certified Engineer\uff09\uff1aRed Hat\u74b0\u5883\u3067\u306e\u9ad8\u5ea6\u306a\u904b\u7528\u30b9\u30ad\u30eb\u3092\u8a8d\u5b9a<\/li> <li>\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\uff1a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306b\u95a2\u3059\u308b\u56fd\u5bb6\u8cc7\u683c<\/li> <\/ul> <small style=\"text-decoration: underline;\">\u8cc7\u683c\u5225\u30b9\u30ad\u30eb\u30de\u30c3\u30d7<\/small> <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u8cc7\u683c<\/th> <th>\u4e3b\u306a\u30b9\u30ad\u30eb\u9818\u57df<\/th> <\/tr> <\/thead> <tbody> <tr> <td>LPIC<\/td> <td>Linux\u30b7\u30b9\u30c6\u30e0\u7ba1\u7406\u5168\u822c\u3001\u30ed\u30b0\u89e3\u6790<\/td> <\/tr> <tr> <td>RHCE<\/td> <td>Red Hat\u7cfbOS\u904b\u7528\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/td> <\/tr> <tr> <td>\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb<\/td> <td>\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a08\u753b\u7acb\u6848\u3001\u30ea\u30b9\u30af\u8a55\u4fa1<\/td> <\/tr> <\/tbody> <\/table> <h3 class=\"heading-33\"><span>\u4eba\u6750\u80b2\u6210\u30fb\u63a1\u7528\u6226\u7565<\/span><\/h3> <p>\u8cc7\u683c\u53d6\u5f97\u652f\u63f4\u3084\u5b9a\u671f\u7814\u4fee\u306e\u5b9f\u65bd\u306b\u52a0\u3048\u3001<strong>\u793e\u5185\u30cf\u30f3\u30ba\u30aa\u30f3\u6f14\u7fd2<\/strong>\u3092\u5c0e\u5165\u3057\u307e\u3059\u3002\u52df\u96c6\u6642\u306b\u306f\u300cdmesg\u89e3\u6790\u5b9f\u52d9\u7d4c\u9a13\u300d\u3084\u300c\u969c\u5bb3\u5bfe\u5fdc\u30d5\u30ed\u30fc\u69cb\u7bc9\u7d4c\u9a13\u300d\u3092\u8981\u4ef6\u3068\u3057\u3066\u63b2\u3052\u3001\u5373\u6226\u529b\u3092\u78ba\u4fdd\u3057\u307e\u3057\u3087\u3046\u3002<\/p> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052003233200009\" alt=\"ALT: \u4eba\u6750\u80b2\u6210\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9<\/strong><br> \u8cc7\u683c\u8981\u4ef6\u3068\u80b2\u6210\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u660e\u793a\u3057\u3001\u90e8\u9580\u9593\u3067\u5171\u901a\u8a8d\u8b58\u3092\u6301\u3064\u3088\u3046\u8abf\u6574\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>Perspective<\/strong><br> \u7d99\u7d9a\u7684\u306a\u30b9\u30ad\u30eb\u30a2\u30c3\u30d7\u306f\u30c1\u30fc\u30e0\u529b\u5f37\u5316\u306e\u9375\u3067\u3059\u3002\u7814\u4fee\u6210\u679c\u3092\u5b9a\u91cf\u8a55\u4fa1\u3057\u3001\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30b5\u30a4\u30af\u30eb\u3092\u78ba\u7acb\u3057\u307e\u3057\u3087\u3046\u3002 <\/div> [\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300eIT\u4eba\u6750\u9700\u7d66\u306b\u95a2\u3059\u308b\u8abf\u67fb\u300f2022\u5e74] <h2 id=\"section-design\" class=\"heading-23\">\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u30fb\u904b\u7528\u30fb\u70b9\u691c<\/h2> <p>\u5b89\u5b9a\u7684\u306a\u969c\u5bb3\u5bfe\u5fdc\u306b\u306f\u3001<strong>\u5197\u9577\u5316\u3092\u542b\u3080\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08<\/strong>\u3068\u3001\u5b9a\u671f\u7684\u306a\u70b9\u691c\u30fb\u904b\u7528\u30d5\u30ed\u30fc\u306e\u78ba\u7acb\u304c\u6b20\u304b\u305b\u307e\u305b\u3093\u3002\u672c\u7ae0\u3067\u306f\u3001\u5177\u4f53\u7684\u306a\u8a2d\u8a08\u30d1\u30bf\u30fc\u30f3\u3068\u904b\u7528\u30c1\u30a7\u30c3\u30af\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u5197\u9577\u5316\u69cb\u6210\u4f8b<\/span><\/h3> <p>\u30c7\u30a3\u30b9\u30af\u969c\u5bb3\u6642\u306b\u5358\u4e00\u6545\u969c\u70b9\u3092\u6392\u9664\u3059\u308b\u305f\u3081\u3001RAID\u69cb\u6210\u3084\u30af\u30e9\u30b9\u30bf\u30ea\u30f3\u30b0\u3092\u9069\u7528\u3057\u307e\u3059\u3002\u4ee3\u8868\u7684\u306a\u4f8b\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u306e\uff12\u7a2e\u985e\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3068\u52b9\u679c\u7684\u3067\u3059\u3002<\/p> <ul> <li>RAID6\uff1a\u4e8c\u91cd\u30d1\u30ea\u30c6\u30a3\u306b\u3088\u308a2\u30c7\u30a3\u30b9\u30af\u6545\u969c\u307e\u3067\u8010\u3048\u3089\u308c\u308b<\/li> <li>\u30a2\u30af\u30c6\u30a3\u30d6\u2013\u30a2\u30af\u30c6\u30a3\u30d6\u30af\u30e9\u30b9\u30bf\uff1a\u30b5\u30fc\u30d3\u30b9\u30ce\u30fc\u30c9\u3092\u4e8c\u91cd\u5316\u3057\u3001\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u3067\u7d99\u7d9a\u7a3c\u50cd<\/li> <\/ul> <small style=\"text-decoration: underline;\">\u5197\u9577\u5316\u69cb\u6210\u6bd4\u8f03\u8868<\/small>  <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u69cb\u6210<\/th> <th>\u5229\u70b9<\/th> <th>\u7559\u610f\u70b9<\/th> <\/tr> <\/thead> <tbody> <tr> <td>RAID6<\/td> <td>\u9ad8\u3044\u30c7\u30a3\u30b9\u30af\u5197\u9577\u6027<\/td> <td>\u66f8\u304d\u8fbc\u307f\u6027\u80fd\u4f4e\u4e0b\u306e\u53ef\u80fd\u6027<\/td> <\/tr> <tr> <td>\u30a2\u30af\u30c6\u30a3\u30d6\u2013\u30a2\u30af\u30c6\u30a3\u30d6\u30af\u30e9\u30b9\u30bf<\/td> <td>\u30ce\u30f3\u30b9\u30c8\u30c3\u30d7\u7a3c\u50cd<\/td> <td>\u69cb\u6210\u30fb\u76e3\u8996\u306e\u8907\u96d1\u5316<\/td> <\/tr> <\/tbody> <\/table> <h3 class=\"heading-33\"><span>\u904b\u7528\u624b\u9806\u3068\u30ed\u30b0\u76e3\u8996<\/span><\/h3> <p>\u8a2d\u8a08\u901a\u308a\u306b\u904b\u7528\u3092\u7d99\u7d9a\u3059\u308b\u306b\u306f\u3001<strong>\u5b9a\u671f\u70b9\u691c\u30ea\u30b9\u30c8<\/strong>\u3068<strong>\u30ed\u30b0\u76e3\u8996\u4f53\u5236<\/strong>\u304c\u5fc5\u8981\u3067\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u9031\u6b21\u3067\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u72b6\u614b\u30c1\u30a7\u30c3\u30af\u3068\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30ed\u30b0\u76e3\u8996\u3092\u7d44\u307f\u5408\u308f\u305b\u307e\u3059\u3002<\/p> <small style=\"text-decoration: underline;\">\u904b\u7528\u30fb\u70b9\u691c\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/small>  <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u983b\u5ea6<\/th> <th>\u9805\u76ee<\/th> <th>\u8a73\u7d30<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u65e5\u6b21<\/td> <td>SMART\u72b6\u614b\u78ba\u8a8d<\/td> <td>\u30c7\u30a3\u30b9\u30af\u30d8\u30eb\u30b9\u6307\u6a19\u306e\u53d6\u5f97<\/td> <\/tr> <tr> <td>\u9031\u6b21<\/td> <td>RAID\u540c\u671f\u72b6\u614b<\/td> <td>\u540c\u671f\u6b8b\u6642\u9593\u3068\u30a8\u30e9\u30fc\u6570\u306e\u78ba\u8a8d<\/td> <\/tr> <tr> <td>\u6708\u6b21<\/td> <td>\u30b5\u30fc\u30d3\u30b9\u7a3c\u50cd\u30c6\u30b9\u30c8<\/td> <td>\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u52d5\u4f5c\u691c\u8a3c<\/td> <\/tr> <\/tbody> <\/table> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052003233200010\" alt=\"ALT: \u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u904b\u7528\u70b9\u691c\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9<\/strong><br> \u5197\u9577\u5316\u69cb\u6210\u3068\u5b9a\u671f\u70b9\u691c\u30ea\u30b9\u30c8\u3092\u53ef\u8996\u5316\u3057\u3001\u904b\u7528\u30c1\u30fc\u30e0\u5168\u4f53\u3067\u5171\u6709\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u7279\u306b\u6708\u6b21\u30c6\u30b9\u30c8\u306e\u8cac\u4efb\u8005\u3068\u624b\u9806\u3092\u660e\u6587\u5316\u3057\u307e\u3057\u3087\u3046\u3002 <\/div> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>Perspective<\/strong><br> \u8a2d\u8a08\u901a\u308a\u306e\u904b\u7528\u3092\u7dad\u6301\u3059\u308b\u306b\u306f\u3001\u70b9\u691c\u7d50\u679c\u306e\u30ec\u30d3\u30e5\u30fc\u3068\u6539\u5584\u30b5\u30a4\u30af\u30eb\u3092\u5fc5\u305a\u8a2d\u3051\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002 <\/div> [\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300eIT\u30b5\u30fc\u30d3\u30b9\u7d99\u7d9a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2021\u5e74] <h2 id=\"section-sharing\" class=\"heading-23\">\u95a2\u4fc2\u8005\u3078\u306e\u6ce8\u610f\u70b9\u3068\u793e\u5185\u5171\u6709<\/h2> <p>\u969c\u5bb3\u5bfe\u5fdc\u3067\u306f\u3001<strong>\u591a\u69d8\u306a\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc<\/strong>\u304c\u95a2\u4e0e\u3057\u307e\u3059\u3002\u672c\u7ae0\u3067\u306f\u3001\u95a2\u4fc2\u8005\u5225\u306e\u6ce8\u610f\u70b9\u3068\u793e\u5185\u5171\u6709\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u95a2\u4fc2\u8005\u30de\u30c3\u30d4\u30f3\u30b0<\/span><\/h3> <p>\u4e3b\u306a\u95a2\u4fc2\u8005\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002\u5404\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u3078\u306e\u60c5\u5831\u4f1d\u9054\u65b9\u6cd5\u3092\u5b9a\u3081\u3001<strong>\u30bf\u30a4\u30e0\u30ea\u30fc\u306a\u5171\u6709<\/strong>\u3092\u5fb9\u5e95\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <ul> <li>\u7d4c\u55b6\u5c64\uff1a\u5f71\u97ff\u7bc4\u56f2\u3068\u5fa9\u65e7\u898b\u901a\u3057\u3092\u7c21\u6f54\u306b\u5831\u544a<\/li> <li>IT\u904b\u7528\u90e8\u9580\uff1a\u6280\u8853\u8a73\u7d30\u3068\u5b9f\u65bd\u624b\u9806\u3092\u5177\u4f53\u7684\u306b\u5171\u6709<\/li> <li>\u30d3\u30b8\u30cd\u30b9\u90e8\u9580\uff1a\u30b5\u30fc\u30d3\u30b9\u505c\u6b62\u306e\u5f71\u97ff\u3068\u4ee3\u66ff\u624b\u6bb5\u3092\u5468\u77e5<\/li> <li>\u6cd5\u52d9\u30fb\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u90e8\uff1a\u5831\u544a\u7fa9\u52d9\u3068\u5bfe\u5fdc\u8a18\u9332\u306e\u78ba\u8a8d<\/li> <\/ul> <h3 class=\"heading-33\"><span>\u793e\u5185\u9023\u7d61\u30d5\u30ed\u30fc<\/span><\/h3> <p>\u793e\u5185\u5171\u6709\u306e\u969b\u306f\u3001<strong>\u4e00\u6b21\u9023\u7d61\u2192\u72b6\u6cc1\u5831\u544a\u2192\u5fa9\u65e7\u5b8c\u4e86\u5831\u544a<\/strong>\u306e\uff13\u6bb5\u968e\u3067\u60c5\u5831\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002\u62c5\u5f53\u8005\u3068\u6642\u523b\u3092\u660e\u793a\u3057\u305f\u9023\u7d61\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u7528\u610f\u3057\u3001\u8fc5\u901f\u306a\u5bfe\u5fdc\u3092\u4fc3\u9032\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <small style=\"text-decoration: underline;\">\u793e\u5185\u5171\u6709\u30d5\u30ed\u30fc\u30c1\u30e3\u30fc\u30c8<\/small>  <table> <thead> <tr style=\"background-color:#DDDDDD;\"> <th>\u30d5\u30a7\u30fc\u30ba<\/th> <th>\u5185\u5bb9<\/th> <\/tr> <\/thead> <tbody> <tr> <td>\u4e00\u6b21\u9023\u7d61<\/td> <td>\u969c\u5bb3\u767a\u751f\u5831\u544a\uff08\u7d4c\u55b6\u5c64\u30fbIT\u904b\u7528\u90e8\u9580\uff09<\/td> <\/tr> <tr> <td>\u72b6\u6cc1\u5831\u544a<\/td> <td>\u89e3\u6790\u7d50\u679c\uff0f\u9032\u6357\uff08\u5168\u95a2\u4fc2\u8005\uff09<\/td> <\/tr> <tr> <td>\u5b8c\u4e86\u5831\u544a<\/td> <td>\u5fa9\u65e7\u5b8c\u4e86\u3068\u518d\u767a\u9632\u6b62\u7b56\uff08\u5168\u95a2\u4fc2\u8005\uff09<\/td> <\/tr> <\/tbody> <\/table> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052003233200011\" alt=\"ALT: \u793e\u5185\u9023\u7d61\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9<\/strong><br> \u300c\u4e00\u6b21\u9023\u7d61\u2192\u72b6\u6cc1\u5831\u544a\u2192\u5b8c\u4e86\u5831\u544a\u300d\u306e\u793e\u5185\u30d5\u30ed\u30fc\u56f3\u3092\u5c55\u958b\u3057\u3001\u5404\u30d5\u30a7\u30fc\u30ba\u306e\u62c5\u5f53\u8005\u3068\u5185\u5bb9\u3092\u660e\u793a\u3057\u307e\u3057\u3087\u3046\u3002 <\/div> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>Perspective<\/strong><br> \u5171\u6709\u30d5\u30ed\u30fc\u306f\u5b9a\u671f\u6f14\u7fd2\u3067\u6d78\u900f\u3055\u305b\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u8a13\u7df4\u5f8c\u306b\u632f\u308a\u8fd4\u308a\u3092\u884c\u3044\u3001\u30d5\u30ed\u30fc\u306e\u6539\u5584\u70b9\u3092\u62bd\u51fa\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> [\u51fa\u5178\uff1a\u7dcf\u52d9\u7701\u300eICT\u6a19\u6e96\u5316\u52d5\u5411\u300f2023\u5e74] <h2 id=\"section-escalation\" class=\"heading-23\">\u5916\u90e8\u5c02\u9580\u5bb6\u3078\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u57fa\u6e96<\/h2> <p>\u5185\u90e8\u5bfe\u5fdc\u3067\u89e3\u6c7a\u56f0\u96e3\u306a\u5834\u5408\u3001<strong>\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3044\u307e\u3059\u3002\u672c\u7bc0\u3067\u306f\u3001\u5224\u65ad\u57fa\u6e96\u3068\u304a\u554f\u3044\u5408\u308f\u305b\u624b\u9806\u3092\u793a\u3057\u307e\u3059\u3002<\/p> <h3 class=\"heading-33\"><span>\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u5224\u65ad\u57fa\u6e96<\/span><\/h3> <ul> <li>\u30cf\u30fc\u30c9\u4ea4\u63db\u5f8c\u3082\u30a8\u30e9\u30fc\u7d99\u7d9a\uff1a\u7269\u7406\u5c64\u3067\u6df1\u523b\u306a\u969c\u5bb3\u304c\u7591\u308f\u308c\u308b\u5834\u5408<\/li> <li>\u30c7\u30fc\u30bf\u30ed\u30b9\u30c8\u30ea\u30b9\u30af\u304c\u9ad8\u3044\uff1a\u81ea\u793e\u3067\u306e\u5fa9\u65e7\u56f0\u96e3\u3068\u5224\u65ad\u3057\u305f\u5834\u5408<\/li> <li>\u518d\u767a\u9632\u6b62\u7b56\u306e\u7acb\u6848\u304c\u5fc5\u8981\uff1a\u9ad8\u5ea6\u306a\u89e3\u6790\u30ce\u30a6\u30cf\u30a6\u304c\u6c42\u3081\u3089\u308c\u308b\u5834\u5408<\/li> <\/ul> <h3 class=\"heading-33\"><span>\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u5229\u7528\u65b9\u6cd5<\/span><\/h3> <p>\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240\u3078\u306e\u4f9d\u983c\u306f\u3001<strong>\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0<\/strong>\u304b\u3089\u884c\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u9805\u76ee\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> <ul> <li>\u4f1a\u793e\u540d\uff0f\u90e8\u7f72\u540d<\/li> <li>\u969c\u5bb3\u767a\u751f\u65e5\u6642\u304a\u3088\u3073dmesg\u30ed\u30b0\u8981\u7d04<\/li> <li>\u3053\u308c\u307e\u3067\u306e\u5bfe\u5fdc\u5c65\u6b74<\/li> <li>\u5e0c\u671b\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u5185\u5bb9<\/li> <\/ul> <img decoding=\"async\" src=\"https:\/\/jouhou.main.jp\/img\/MER25052003233200012\" alt=\"ALT: \u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30ed\u30fc\" style=\"display:block;margin:30pt 0 50pt 0;\" onerror=\"this.onerror=null;this.src='https:\/\/jouhou.main.jp\/img\/%E3%81%93%E3%81%AE%E7%94%BB%E5%83%8F%E3%81%8C%E8%A6%8B%E3%81%9F%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AF%E6%83%85%E5%A0%B1%E5%B7%A5%E5%AD%A6%E7%A0%94%E7%A9%B6%E6%89%80%E3%81%AB%E3%81%94%E9%80%A3%E7%B5%A1%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.gif';\">  <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>\u304a\u5ba2\u69d8\u793e\u5185\u3067\u306e\u3054\u8aac\u660e\u30fb\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9<\/strong><br> \u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u5224\u65ad\u57fa\u6e96\u3092\u5171\u6709\u3057\u3001\u30d5\u30a9\u30fc\u30e0\u5165\u529b\u5185\u5bb9\u3092\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u5316\u3057\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u30b9\u30e0\u30fc\u30ba\u306a\u4f9d\u983c\u624b\u7d9a\u304d\u3092\u78ba\u7acb\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/div> <div style=\"border:1px solid #aaaaaa; border-radius:6pt; background-color:#eeeeee; padding:8px; margin-top:20px;\"> <strong>Perspective<\/strong><br> \u30d5\u30a9\u30fc\u30e0\u9001\u4fe1\u5f8c\u306e\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u4f53\u5236\u3092\u78ba\u8a8d\u3057\u3001\u554f\u3044\u5408\u308f\u305b\u304b\u3089\u5fa9\u65e7\u5b8c\u4e86\u307e\u3067\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u7ba1\u7406\u3092\u5b9f\u65bd\u3057\u307e\u3057\u3087\u3046\u3002 <\/div> [\u51fa\u5178\uff1a\u7d4c\u6e08\u7523\u696d\u7701\u300eIT\u30b5\u30fc\u30d3\u30b9\u7d99\u7d9a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u300f2021\u5e74] <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>.<\/div>\n\t\t\t\t\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-2809a093 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2809a093\" 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-4c87dd2b\" data-id=\"4c87dd2b\" 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-769d16d7 elementor-widget elementor-widget-text-editor\" data-id=\"769d16d7\" 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> Linux\u30ab\u30fc\u30cd\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u91cd\u8981\u6027\u3068\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u5146\u5019    Linux\u30ab\u30fc\u30cd\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u52d5\u4f5c\u72b6\u6cc1\u3084\u30a8\u30e9\u30fc\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u91cd\u8981\u306a\u60c5\u5831\u6e90\u3067\u3059\u3002\u7279\u306b\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001\u3053\u308c\u3089\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u554f\u984c\u306e\u8a3a\u65ad\u3084\u89e3\u6c7a\u306b\u4e0d\u53ef\u6b20\u306a\u624b\u304c\u304b\u308a\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u591a\u304f\u306e\u7ba1\u7406\u8005\u304c\u76f4\u9762\u3059\u308b\u8ab2\u984c\u306f\u3001\u3053\u308c\u3089\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9069\u5207\u306b\u89e3\u91c8\u3057\u3001\u8fc5\u901f\u306b\u5bfe\u5fdc\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u5146\u5019\u306f\u3001\u3057\u3070\u3057\u3070\u5fae\u5999\u3067\u3042\u308a\u3001\u521d\u671f\u306e\u6bb5\u968e\u3067\u898b\u9003\u3055\u308c\u304c\u3061\u3067\u3059\u3002\u3057\u304b\u3057\u3001dmesg\u30b3\u30de\u30f3\u30c9\u3092\u7528\u3044\u308b\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30ed\u30b0\u3092\u78ba\u8a8d\u3057\u3001\u6f5c\u5728\u7684\u306a\u554f\u984c\u3092\u65e9\u671f\u306b\u767a\u898b\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u672c\u8a18\u4e8b\u3067\u306f\u3001Linux\u30ab\u30fc\u30cd\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u89e3\u6790\u65b9\u6cd5\u3068\u3001\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u5146\u5019\u3092\u793a\u3059\u524a\u9664\u30ed\u30b0\u306e\u518d\u73fe\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5065\u5168\u6027\u3092\u7dad\u6301\u3057\u3001\u696d\u52d9\u306e\u5b89\u5b9a\u904b\u7528\u3092\u652f\u3048\u308b\u624b\u52a9\u3051\u3068\u306a\u308b\u3053\u3068\u3092\u76ee\u6307\u3057\u307e\u3059\u3002   <\/p><br><br><h2 class='fukudai'>dmesg\u30b3\u30de\u30f3\u30c9\u306e\u57fa\u672c\u3068\u4f7f\u7528\u65b9\u6cd5<\/h2><br><p>dmesg\u30b3\u30de\u30f3\u30c9\u306f\u3001Linux\u30b7\u30b9\u30c6\u30e0\u306e\u30ab\u30fc\u30cd\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u306e\u975e\u5e38\u306b\u91cd\u8981\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u3053\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u8d77\u52d5\u6642\u3084\u52d5\u4f5c\u4e2d\u306b\u767a\u751f\u3057\u305f\u30a4\u30d9\u30f3\u30c8\u3084\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u691c\u51fa\u3001\u30c9\u30e9\u30a4\u30d0\u306e\u8aad\u307f\u8fbc\u307f\u3001\u30a8\u30e9\u30fc\u306e\u767a\u751f\u306a\u3069\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u72b6\u614b\u306b\u95a2\u3059\u308b\u8a73\u7d30\u306a\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002  dmesg\u30b3\u30de\u30f3\u30c9\u306e\u57fa\u672c\u7684\u306a\u4f7f\u7528\u65b9\u6cd5\u306f\u975e\u5e38\u306b\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002\u30bf\u30fc\u30df\u30ca\u30eb\u3092\u958b\u304d\u3001\u300cdmesg\u300d\u3068\u5165\u529b\u3059\u308b\u3060\u3051\u3067\u3001\u6700\u65b0\u306e\u30ab\u30fc\u30cd\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u8868\u793a\u5185\u5bb9\u306f\u3001\u6642\u7cfb\u5217\u3067\u4e26\u3093\u3067\u304a\u308a\u3001\u6700\u65b0\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u4e00\u756a\u4e0a\u306b\u6765\u307e\u3059\u3002\u307e\u305f\u3001\u7279\u5b9a\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u306f\u3001grep\u30b3\u30de\u30f3\u30c9\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u304c\u6709\u52b9\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u300cdmesg | grep error\u300d\u3068\u5165\u529b\u3059\u308b\u3053\u3068\u3067\u3001\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u307f\u3092\u62bd\u51fa\u3067\u304d\u307e\u3059\u3002  \u3055\u3089\u306b\u3001dmesg\u30b3\u30de\u30f3\u30c9\u306b\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u3082\u3042\u308a\u3001\u4f8b\u3048\u3070\u300c-T\u300d\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u3092\u4eba\u9593\u306b\u8aad\u307f\u3084\u3059\u3044\u5f62\u5f0f\u3067\u8868\u793a\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u5177\u4f53\u7684\u306a\u6642\u9593\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u3001dmesg\u30b3\u30de\u30f3\u30c9\u306f\u30b7\u30b9\u30c6\u30e0\u7ba1\u7406\u8005\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u306a\u30c4\u30fc\u30eb\u3067\u3042\u308a\u3001\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u5146\u5019\u3092\u65e9\u671f\u306b\u767a\u898b\u3059\u308b\u305f\u3081\u306b\u6d3b\u7528\u3055\u308c\u308b\u3079\u304d\u3067\u3059\u3002   <\/p><br><br><h2 class='fukudai'>\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u8a3a\u65ad\u306b\u5f79\u7acb\u3064\u30ed\u30b0\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u89e3\u8aad<\/h2><br><p>\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u8a3a\u65ad\u306b\u304a\u3044\u3066\u3001\u30ed\u30b0\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u89e3\u8aad\u306f\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002dmesg\u30b3\u30de\u30f3\u30c9\u3067\u8868\u793a\u3055\u308c\u308b\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u306f\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u72b6\u614b\u3084\u30a8\u30e9\u30fc\u306b\u95a2\u3059\u308b\u60c5\u5831\u304c\u8c4a\u5bcc\u306b\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u3001\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u3084\u30e1\u30e2\u30ea\u306b\u95a2\u9023\u3059\u308b\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001\u6545\u969c\u306e\u5146\u5019\u3092\u793a\u3059\u3053\u3068\u304c\u591a\u304f\u3001\u3053\u308c\u3089\u3092\u65e9\u671f\u306b\u628a\u63e1\u3059\u308b\u3053\u3068\u304c\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5b9a\u6027\u3092\u4fdd\u3064\u9375\u3068\u306a\u308a\u307e\u3059\u3002  \u4f8b\u3048\u3070\u3001\u300cI\/O error\u300d\u3084\u300cbad block\u300d\u3068\u3044\u3063\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u969c\u5bb3\u3092\u793a\u5506\u3059\u308b\u91cd\u8981\u306a\u30b5\u30a4\u30f3\u3067\u3059\u3002\u307e\u305f\u3001\u300cmemory allocation failure\u300d\u3084\u300cout of memory\u300d\u3068\u3044\u3063\u305f\u30a8\u30e9\u30fc\u306f\u3001\u30e1\u30e2\u30ea\u95a2\u9023\u306e\u554f\u984c\u3092\u793a\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u898b\u9003\u3055\u306a\u3044\u305f\u3081\u306b\u306f\u3001\u5b9a\u671f\u7684\u306bdmesg\u306e\u51fa\u529b\u3092\u78ba\u8a8d\u3057\u3001\u7570\u5e38\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u306f\u5373\u5ea7\u306b\u5bfe\u5fdc\u3059\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002  \u3055\u3089\u306b\u3001\u30ed\u30b0\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u306f\u6642\u7cfb\u5217\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u969b\u306b\u306f\u3001\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u6642\u9593\u5e2f\u3092\u7279\u5b9a\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u4ed6\u306e\u30ed\u30b0\uff08\u4f8b\u3048\u3070\u3001syslog\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ed\u30b0\uff09\u3068\u7167\u3089\u3057\u5408\u308f\u305b\u308b\u3053\u3068\u304c\u6709\u52b9\u3067\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u3001dmesg\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u6b63\u3057\u304f\u89e3\u8aad\u3059\u308b\u3053\u3068\u306f\u3001\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u65e9\u671f\u767a\u898b\u3068\u9069\u5207\u306a\u5bfe\u51e6\u306b\u7e4b\u304c\u308a\u307e\u3059\u3002   <\/p><br><br><h2 class='fukudai'>\u524a\u9664\u3055\u308c\u305f\u30ed\u30b0\u306e\u518d\u73fe\u624b\u6cd5\u3068\u305d\u306e\u610f\u7fa9<\/h2><br><p>\u524a\u9664\u3055\u308c\u305f\u30ed\u30b0\u306e\u518d\u73fe\u624b\u6cd5\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u306e\u8a3a\u65ad\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002dmesg\u30b3\u30de\u30f3\u30c9\u304c\u63d0\u4f9b\u3059\u308b\u30ab\u30fc\u30cd\u30eb\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u72b6\u614b\u3092\u628a\u63e1\u3059\u308b\u305f\u3081\u306e\u8cb4\u91cd\u306a\u60c5\u5831\u6e90\u3067\u3059\u304c\u3001\u6642\u306b\u306f\u30ed\u30b0\u304c\u524a\u9664\u3055\u308c\u3066\u3057\u307e\u3046\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u3053\u3046\u3057\u305f\u5834\u5408\u306b\u3001\u3069\u306e\u3088\u3046\u306b\u3057\u3066\u524a\u9664\u3055\u308c\u305f\u30ed\u30b0\u3092\u518d\u73fe\u3059\u308b\u304b\u304c\u3001\u554f\u984c\u89e3\u6c7a\u306e\u9375\u3068\u306a\u308a\u307e\u3059\u3002  \u307e\u305a\u3001\u524a\u9664\u3055\u308c\u305f\u30ed\u30b0\u306e\u518d\u73fe\u306b\u306f\u3001\u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u304c\u57fa\u672c\u3067\u3059\u3002\u5b9a\u671f\u7684\u306b\u30ed\u30b0\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u53d6\u308b\u3053\u3068\u3067\u3001\u4e07\u304c\u4e00\u306e\u4e8b\u614b\u306b\u5099\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u30ed\u30b0\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u8a2d\u5b9a\u3057\u3001\u53e4\u3044\u30ed\u30b0\u3092\u9069\u5207\u306b\u30a2\u30fc\u30ab\u30a4\u30d6\u3059\u308b\u3053\u3068\u3067\u3001\u5fc5\u8981\u306a\u60c5\u5831\u3092\u4fdd\u6301\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u904e\u53bb\u306e\u30ed\u30b0\u3092\u53c2\u7167\u3057\u3001\u30cf\u30fc\u30c9\u969c\u5bb3\u306e\u5146\u5019\u3092\u8ffd\u8de1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002  \u3055\u3089\u306b\u3001\u30b7\u30b9\u30c6\u30e0\u76e3\u8996\u30c4\u30fc\u30eb\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u306e\u30ed\u30b0\u53ce\u96c6\u3068\u5206\u6790\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u524a\u9664\u3055\u308c\u305f\u30ed\u30b0\u306e\u5185\u5bb9\u3092\u5373\u5ea7\u306b\u628a\u63e1\u3057\u3001\u554f\u984c\u306e\u767a\u751f\u3092\u672a\u7136\u306b\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30ed\u30b0\u306e\u76e3\u8996\u306f\u3001\u969c\u5bb3\u767a\u751f\u5f8c\u306e\u8fc5\u901f\u306a\u5bfe\u5fdc\u306b\u3082\u5bc4\u4e0e\u3057\u3001\u696d\u52d9\u306e\u7d99\u7d9a\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u624b\u6bb5\u3068\u306a\u308a\u307e\u3059\u3002  \u3053\u306e\u3088\u3046\u306b\u3001\u524a\u9664\u3055\u308c\u305f\u30ed\u30b0\u306e\u518d\u73fe\u624b\u6cd5\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5065\u5168\u6027\u3092\u4fdd\u3064\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3042\u308a\u3001\u7ba1\u7406\u8005\u306f\u3053\u308c\u3089\u306e\u624b\u6cd5\u3092\u7a4d\u6975\u7684\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002   <\/p><br><br><h2 class='fukudai'>\u5177\u4f53\u7684\u306a\u4e8b\u4f8b\u5206\u6790\uff1a\u969c\u5bb3\u767a\u751f\u6642\u306e\u30ed\u30b0\u304b\u3089\u5b66\u3076<\/h2><br><p>\u5177\u4f53\u7684\u306a\u4e8b\u4f8b\u5206\u6790\u3092\u901a\u3058\u3066\u3001\u969c\u5bb3\u767a\u751f\u6642\u306e\u30ed\u30b0\u304b\u3089\u5f97\u3089\u308c\u308b\u77e5\u898b\u3092\u6df1\u3081\u308b\u3053\u3068\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u7ba1\u7406\u8005\u306b\u3068\u3063\u3066\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u3042\u308b\u4f01\u696d\u3067\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u969b\u3001dmesg\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30ed\u30b0\u3092\u78ba\u8a8d\u3057\u305f\u7d50\u679c\u3001\u7279\u5b9a\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u983b\u7e41\u306b\u51fa\u529b\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u5224\u660e\u3057\u307e\u3057\u305f\u3002\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u306f\u300cI\/O error\u300d\u3084\u300cbad sector\u300d\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u3053\u308c\u3089\u306f\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u7269\u7406\u7684\u306a\u640d\u50b7\u3092\u793a\u3059\u3082\u306e\u3067\u3059\u3002  \u3053\u306e\u3088\u3046\u306a\u72b6\u6cc1\u3067\u306f\u3001\u307e\u305a\u306f\u5f71\u97ff\u3092\u53d7\u3051\u3066\u3044\u308b\u30c7\u30fc\u30bf\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u884c\u3044\u3001\u305d\u306e\u5f8c\u3001\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u5065\u5eb7\u72b6\u614b\u3092\u8a55\u4fa1\u3059\u308b\u305f\u3081\u306bSMART\uff08Self-Monitoring, Analysis and Reporting Technology\uff09\u60c5\u5831\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002SMART\u60c5\u5831\u304b\u3089\u306f\u3001\u518d\u5206\u914d\u3055\u308c\u305f\u30bb\u30af\u30bf\u3084\u30a8\u30e9\u30fc\u7387\u304c\u9ad8\u307e\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u660e\u3089\u304b\u306b\u306a\u308a\u3001\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u4ea4\u63db\u304c\u5fc5\u8981\u3067\u3042\u308b\u3053\u3068\u304c\u5224\u65ad\u3055\u308c\u307e\u3057\u305f\u3002  \u307e\u305f\u3001\u4ed6\u306e\u4e8b\u4f8b\u3067\u306f\u3001\u30e1\u30e2\u30ea\u95a2\u9023\u306e\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u300cmemory allocation failure\u300d\u3068\u3044\u3046\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u30ed\u30b0\u306b\u8a18\u9332\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u306e\u5834\u5408\u3001\u30e1\u30e2\u30ea\u4e0d\u8db3\u304c\u539f\u56e0\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u304f\u3001\u30ea\u30bd\u30fc\u30b9\u306e\u4f7f\u7528\u72b6\u6cc1\u3092\u5206\u6790\u3059\u308b\u3053\u3068\u3067\u3001\u3069\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u30e1\u30e2\u30ea\u3092\u5927\u91cf\u306b\u6d88\u8cbb\u3057\u3066\u3044\u308b\u304b\u3092\u7279\u5b9a\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4e0d\u8981\u306a\u30d7\u30ed\u30bb\u30b9\u3092\u505c\u6b62\u3055\u305b\u305f\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30e1\u30e2\u30ea\u3092\u5897\u8a2d\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3068\u306a\u308a\u3001\u5b89\u5b9a\u3057\u305f\u904b\u7528\u3092\u56de\u5fa9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002  \u3053\u306e\u3088\u3046\u306b\u3001\u5177\u4f53\u7684\u306a\u4e8b\u4f8b\u3092\u901a\u3058\u3066\u5f97\u3089\u308c\u308b\u6559\u8a13\u306f\u3001\u4eca\u5f8c\u306e\u969c\u5bb3\u5bfe\u5fdc\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u4fa1\u5024\u306e\u3042\u308b\u3082\u306e\u3067\u3059\u3002\u30ed\u30b0\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u9069\u5207\u306a\u89e3\u8aad\u3068\u8fc5\u901f\u306a\u5bfe\u5fdc\u304c\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5065\u5168\u6027\u3092\u4fdd\u3064\u9375\u3068\u306a\u308a\u307e\u3059\u3002   <\/p><br><br><h2 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