{"id":451,"date":"2026-04-17T15:17:36","date_gmt":"2026-04-17T06:17:36","guid":{"rendered":"https:\/\/gajumale.com\/tech\/?p=451"},"modified":"2026-07-23T15:53:01","modified_gmt":"2026-07-23T06:53:01","slug":"linux%e3%82%b5%e3%83%bc%e3%83%90%e3%81%ae%e3%83%91%e3%83%95%e3%82%a9%e3%83%bc%e3%83%9e%e3%83%b3%e3%82%b9%e7%9b%a3%e8%a6%96%e3%81%a8%e3%83%9c%e3%83%88%e3%83%ab%e3%83%8d%e3%83%83%e3%82%af%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/gajumale.com\/tech\/linux%e3%82%b5%e3%83%bc%e3%83%90%e3%81%ae%e3%83%91%e3%83%95%e3%82%a9%e3%83%bc%e3%83%9e%e3%83%b3%e3%82%b9%e7%9b%a3%e8%a6%96%e3%81%a8%e3%83%9c%e3%83%88%e3%83%ab%e3%83%8d%e3%83%83%e3%82%af%e8%a7%a3\/","title":{"rendered":"Linux\u30b5\u30fc\u30d0\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u76e3\u8996\u3068\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u89e3\u6d88"},"content":{"rendered":"<h1>\u306f\u3058\u3081\u306b<\/h1>\n<p><span style=\"font-weight: 400;\">Linux\u30b5\u30fc\u30d0\u30fc\u3092\u904b\u7528\u3057\u3066\u3044\u308b\u3068\u3001\u300c\u30b5\u30fc\u30d3\u30b9\u304c\u9045\u3044\u300d\u300c\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u4e0d\u5b89\u5b9a\u300d\u3068\u3044\u3063\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u306b\u76f4\u9762\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n<\/span><span style=\"font-weight: 400;\">\u3053\u3046\u3057\u305f\u554f\u984c\u306e\u591a\u304f\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u30ea\u30bd\u30fc\u30b9\u4e0d\u8db3\u3084\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u304c\u539f\u56e0\u3067\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u672c\u8a18\u4e8b\u3067\u306f\u3001<\/span><b>CPU\u30fb\u30e1\u30e2\u30ea\u30fb\u30c7\u30a3\u30b9\u30afI\/O\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/b><span style=\"font-weight: 400;\">\u306e\u89b3\u70b9\u304b\u3089\u3001Linux\u30b5\u30fc\u30d0\u30fc\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u76e3\u8996\u3057\u3001\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u89e3\u6d88\u3059\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/span><\/p>\n<hr \/>\n<h1>\u76ee\u6b21<\/h1>\n<ol>\n<li>\u76e3\u8996\u306e\u57fa\u672c\u65b9\u91dd<\/li>\n<li>CPU\u8ca0\u8377\u306e\u76e3\u8996\u3068\u5206\u6790<\/li>\n<li>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u76e3\u8996\u3068\u6700\u9069\u5316<\/li>\n<li>\u30c7\u30a3\u30b9\u30afI\/O\u306e\u76e3\u8996\u3068\u6539\u5584<\/li>\n<li>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8ca0\u8377\u306e\u76e3\u8996<\/li>\n<li>\u7d99\u7d9a\u7684\u306a\u76e3\u8996\u3068\u6539\u5584\u30b5\u30a4\u30af\u30eb<\/li>\n<\/ol>\n<hr style=\"border: none; border-top: 5px double #333; margin: 20px 0;\" \/>\n<h1><b><span dir=\"auto\" style=\"vertical-align: inherit;\">1. \u76e3\u8996\u306e\u57fa\u672c\u65b9\u91dd<\/span><\/b><\/h1>\n<p><span style=\"font-weight: 400;\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6539\u5584\u306e\u7b2c\u4e00\u6b69\u306f\u300c\u73fe\u72b6\u628a\u63e1\u300d\u3067\u3059\u3002<br \/>\n<\/span><span style=\"font-weight: 400;\">\u30b5\u30fc\u30d0\u30fc\u306e\u8ca0\u8377\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u78ba\u8a8d\u3057\u3064\u3064\u3001\u5c65\u6b74\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/span><\/p>\n<p><strong><span dir=\"auto\" style=\"vertical-align: inherit;\">\u3000\u30fb<span style=\"font-weight: 400;\">CLI\u30c4\u30fc\u30eb\u3067\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u76e3\u8996<\/span><\/span><\/strong><br \/>\n<strong><span dir=\"auto\" style=\"vertical-align: inherit;\">\u3000\u30fb<span style=\"font-weight: 400;\">\u76e3\u8996\u30c4\u30fc\u30eb\u3067\u306e\u5c65\u6b74\u5206\u6790\uff08Prometheus, Grafana, Zabbix\u306a\u3069\uff09<\/span><\/span><\/strong><\/p>\n<p><span style=\"font-weight: 400;\"><span dir=\"auto\" style=\"vertical-align: inherit;\">\u307e\u305a\u306f\u7c21\u5358\u306a\u30b3\u30de\u30f3\u30c9\u3067\u30b5\u30fc\u30d0\u30fc\u306e\u72b6\u6cc1\u3092\u628a\u63e1\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/span><\/span><\/p>\n<hr style=\"border: none; border-top: 5px double #333; margin: 20px 0;\" \/>\n<h1><b><span dir=\"auto\" style=\"vertical-align: inherit;\">2. CPU\u8ca0\u8377\u306e\u76e3\u8996\u3068\u5206\u6790<\/span><\/b><\/h1>\n<p><span style=\"font-weight: 400;\"><span dir=\"auto\" style=\"vertical-align: inherit;\">CPU\u8ca0\u8377\u306e\u76e3\u8996\u3068\u5206\u6790\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u628a\u63e1\u3057\u3001\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3068\u306a\u308b\u8981\u56e0\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306b\u91cd\u8981\u3067\u3059\u3002<br \/>\n\u9069\u5207\u306a\u76e3\u8996\u30b3\u30de\u30f3\u30c9\u3092\u7528\u3044\u3066CPU\u3084\u30d7\u30ed\u30bb\u30b9\u306e\u72b6\u614b\u3092\u7d99\u7d9a\u7684\u306b\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3001\u7570\u5e38\u306e\u65e9\u671f\u767a\u898b\u3084\u5b89\u5b9a\u904b\u7528\u306b\u3064\u306a\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br \/>\n\u672c\u9805\u3067\u306f\u3001\u4ee3\u8868\u7684\u306a\u76e3\u8996\u30c4\u30fc\u30eb\u306e\u4f7f\u3044\u65b9\u3068\u3001\u8ca0\u8377\u304c\u9ad8\u3044\u5834\u5408\u306e\u5178\u578b\u7684\u306a\u539f\u56e0\u304a\u3088\u3073\u6539\u5584\u7b56\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<br \/>\n<\/span><\/span><\/p>\n<hr style=\"border: none; border-top: 2px dotted #bbb; margin: 20px 0;\" \/>\n<p><strong><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">1\uff09<\/span><\/span><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">\u76e3\u8996\u30b3\u30de\u30f3\u30c9<\/span><\/span><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\"><br \/>\n<\/span><\/span><\/strong><\/p>\n<h3 style=\"margin-top: 0;\"><span style=\"color: #ff0000;\"><b>top<\/b><\/span><\/h3>\n<pre style=\"background-color: black; color: white; padding: 10px;\" class=\"\">$ top\r\ntop - 12:30:01 up 10 days,  3:22,  3 users,  load average: 0.75, 0.80, 0.85\r\nTasks: 150 total,   1 running, 149 sleeping,   0 stopped,   0 zombie\r\n%Cpu(s): 12.5 us,  3.2 sy,  0.0 ni, 84.0 id,  0.2 wa,  0.0 hi,  0.1 si,  0.0 st\r\nMiB Mem :  15974.0 total,  8243.0 free,  4321.0 used,  3410.0 buff\/cache\r\nMiB Swap:  2048.0 total,  2048.0 free,     0.0 used.  9876.0 avail Mem\r\n\r\nPID USER      PR  NI    VIRT    RES    SHR S  %CPU %MEM     TIME+ COMMAND\r\n2345 apache    20   0  123456  3456   1234 S  25.0  0.02   5:12.34 httpd\r\n3456 mysql     20   0  654321 12345   4321 S  15.0  0.08  12:34.56 mysqld\r\n4567 user1     20   0  234567  4567   2345 R   5.0  0.03   0:01.23 python\r\n<\/pre>\n<p>\u2192<span style=\"font-weight: 400;\">%CPU \u304c\u9ad8\u3044\u30d7\u30ed\u30bb\u30b9\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u5019\u88dc\u3000\u203b\u4e0a\u8a18\u3067\u3042\u308c\u3070\u4e00\u756a\u9ad8\u3044\u30d7\u30ed\u30bb\u30b9\u306fapach\u306e25%<\/span><br \/>\n<span style=\"font-weight: 400;\">\u2192R \u306f\u5b9f\u884c\u4e2d\u3001S \u306f\u30b9\u30ea\u30fc\u30d7\u4e2d<br \/>\n<\/span>\u2192<span style=\"font-weight: 400;\">load average \u304c CPU \u30b3\u30a2\u6570\u4ee5\u4e0a\u306a\u3089\u8981\u6ce8\u610f<\/span><br \/>\nload average: 0.75, 0.80, 0.85 \u3000\u203bCPU\u304c4\u30b3\u30a2\u3068\u304b\u3067\u3042\u308c\u3070\u3001\u4f59\u88d5\u304c\u3042\u308b\u3068\u3044\u3046\u898b\u65b9\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3 style=\"margin-top: 0;\"><span style=\"color: #ff0000;\"><b>htop<\/b><\/span><\/h3>\n<pre style=\"background: #000; color: #fff; padding: 10px; font-family: monospace;\">PID  USER    PRI NI  VIRT  RES   SHR  S  CPU% MEM%  TIME+     Command\r\n2345 apache  20  0   123M  3.3M  1.2M S   25   0.02  5:12.34  httpd\r\n3456 mysql   20  0   654M 12.0M  4.3M S   15   0.08 12:34.56  mysqld\r\n4567 user1   20  0   234M  4.5M  2.3M R    5   0.03  0:01.23  python\r\n<\/pre>\n<p><span style=\"font-weight: 400;\">htop \u306ftop\u30b3\u30de\u30f3\u30c9\u3088\u308a\u3082\u8272\u5206\u3051\u3067 CPU\u3001\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u304c\u898b\u3048\u305f\u308a\u3068\u8996\u899a\u7684\u306b\u5206\u304b\u308a\u3084\u3059\u304f\u78ba\u8a8d\u3057\u305f\u3044\u3068\u304d\u306b\u4f7f\u3046\u30b3\u30de\u30f3\u30c9\u3067\u3059<br \/>\n<\/span><\/p>\n<hr style=\"border: none; border-top: 2px dotted #bbb; margin: 20px 0;\" \/>\n<p><strong><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">2\uff09<b>\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u4f8b<\/b><\/span><\/span><\/strong><br \/>\n<span style=\"color: #ff0000;\"><strong><span dir=\"auto\" style=\"vertical-align: inherit;\">\u25a0\u7279\u5b9a\u30d7\u30ed\u30bb\u30b9\u304cCPU\u3092\u5360\u6709\u3057\u3066\u3044\u308b<\/span><\/strong><\/span><\/p>\n<p><strong>\u4f8b\uff09<\/strong><br \/>\nWeb\u30b5\u30fc\u30d0\u30fc\u3067\u3001\u753b\u50cf\u51e6\u7406\u3084\u6697\u53f7\u5316\u51e6\u7406\u3092\u884c\u3046\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u66b4\u8d70<br \/>\n\u2192top\u3084htop\u3092\u898b\u308b\u3068\u30011\u3064\u306e\u30d7\u30ed\u30bb\u30b9\u304cCPU\u4f7f\u7528\u738790\u301c100%\u3092\u7dad\u6301<br \/>\n\u2192\u4ed6\u306e\u51e6\u7406\uff08\u30ea\u30af\u30a8\u30b9\u30c8\u51e6\u7406\u3084\u30d0\u30c3\u30c1\uff09\u304c\u9045\u5ef6<\/p>\n<p><strong><span style=\"color: #000000;\">\u203b\u539f\u56e0<\/span><\/strong><\/p>\n<ul>\n<li data-section-id=\"1me70pm\" data-start=\"185\" data-end=\"203\">\u7121\u9650\u30eb\u30fc\u30d7\u3084\u975e\u52b9\u7387\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/li>\n<li data-section-id=\"hu8nv7\" data-start=\"204\" data-end=\"219\">\u4e26\u5217\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u91cd\u3044\u51e6\u7406<\/li>\n<\/ul>\n<p><span style=\"color: #ff0000;\"><strong><span dir=\"auto\" style=\"vertical-align: inherit;\">\u25a0\u30ed\u30fc\u30c9\u30a2\u30d9\u30ec\u30fc\u30b8\u304c\u9ad8\u3044\uff08\u30b3\u30a2\u6570\u8d85\u3048\uff09<\/span><\/strong><\/span><\/p>\n<p><strong><span dir=\"auto\" style=\"vertical-align: inherit;\">\u00a0\u4f8b\uff09<\/span><\/strong><\/p>\n<ul>\n<li data-section-id=\"1o1u8o4\" data-start=\"258\" data-end=\"283\">4\u30b3\u30a2\u306e\u30b5\u30fc\u30d0\u30fc\u3067\u30ed\u30fc\u30c9\u30a2\u30d9\u30ec\u30fc\u30b8\u304c\u300c8.5\u300d<\/li>\n<li data-section-id=\"1k2k2p3\" data-start=\"284\" data-end=\"310\">\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u6025\u5897\u3057\u3066\u3001\u51e6\u7406\u5f85\u3061\u30d7\u30ed\u30bb\u30b9\u304c\u5927\u91cf\u767a\u751f<\/li>\n<li data-section-id=\"bzhk0z\" data-start=\"311\" data-end=\"342\">CPU\u4f7f\u7528\u7387\u306f100%\u8fd1\u3044 or I\/O\u5f85\u3061\u3067\u8a70\u307e\u3063\u3066\u3044\u308b<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\"><span dir=\"auto\" style=\"vertical-align: inherit;\"><span style=\"color: #ff0000;\"><span style=\"color: #000000;\"><strong>\u203b\u72b6\u6cc1<\/strong><\/span><br \/>\n<\/span><\/span><\/span><\/p>\n<ul>\n<li data-section-id=\"1k76awz\" data-start=\"351\" data-end=\"367\">\u5b9f\u884c\u5f85\u3061\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u591a\u3059\u304e\u308b<\/li>\n<li data-section-id=\"1qtfzm1\" data-start=\"368\" data-end=\"390\">CPU\u307e\u305f\u306f\u30c7\u30a3\u30b9\u30afI\/O\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af<\/li>\n<\/ul>\n<hr style=\"border: none; border-top: 2px dotted #bbb; margin: 20px 0;\" \/>\n<p><strong><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">3\uff09<b>\u6539\u5584\u7b56<\/b><\/span><\/span><\/strong><br \/>\n<span style=\"font-weight: 400;\"><span dir=\"auto\" style=\"vertical-align: inherit;\"><strong><span style=\"color: #ff0000;\">\u25a0\u4e0d\u8981\u30d7\u30ed\u30bb\u30b9\u306e\u505c\u6b62<\/span><br \/>\n<\/strong>\u7121\u99c4\u306bCPU\u30fb\u30e1\u30e2\u30ea\u3092\u4f7f\u3063\u3066\u3044\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u6b62\u3081\u3066\u3001\u30ea\u30bd\u30fc\u30b9\u3092\u89e3\u653e\u3057\u307e\u3059\u3002<\/span><\/span><\/p>\n<p><strong>\u25bc\u3088\u304f\u3042\u308b\u30b1\u30fc\u30b9<\/strong><\/p>\n<ul>\n<li data-section-id=\"ra7djr\" data-start=\"587\" data-end=\"605\">\u66b4\u8d70\u3057\u305f\u30b9\u30af\u30ea\u30d7\u30c8\uff08\u7121\u9650\u30eb\u30fc\u30d7\uff09<\/li>\n<li data-section-id=\"1nrha37\" data-start=\"606\" data-end=\"620\">\u4f7f\u3063\u3066\u3044\u306a\u3044\u5e38\u99d0\u30b5\u30fc\u30d3\u30b9<\/li>\n<li data-section-id=\"zh6mbd\" data-start=\"621\" data-end=\"637\">\u30c7\u30d0\u30c3\u30b0\u7528\u30d7\u30ed\u30bb\u30b9\u306e\u6d88\u3057\u5fd8\u308c<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\"><span dir=\"auto\" style=\"vertical-align: inherit;\"><strong><span style=\"color: #ff0000;\">\u25a0CPU\u5897\u8a2d\uff08\u30b9\u30b1\u30fc\u30eb\u30a2\u30c3\u30d7\uff09<\/span><br \/>\n<\/strong>\u7269\u7406\u7684\u306bCPU\u30ea\u30bd\u30fc\u30b9\u3092\u5897\u3084\u3057\u3066\u3001\u51e6\u7406\u80fd\u529b\u306e\u4e0a\u9650\u3092\u5f15\u304d\u4e0a\u3052\u308b<\/span><\/span><\/p>\n<p><strong>\u25bc\u5177\u4f53\u4f8b<\/strong><\/p>\n<ul>\n<li data-section-id=\"gxmcda\" data-start=\"1073\" data-end=\"1092\">2\u30b3\u30a2 \u2192 8\u30b3\u30a2\u306e\u30b5\u30fc\u30d0\u30fc\u3078\u5909\u66f4<\/li>\n<li data-section-id=\"rucgmv\" data-start=\"1093\" data-end=\"1113\">\u30af\u30e9\u30a6\u30c9\u3067\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30b5\u30a4\u30ba\u3092\u4e0a\u3052\u308b<\/li>\n<\/ul>\n<p>CPU\u8ca0\u8377\u306e\u76e3\u8996\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u72b6\u614b\u3092\u628a\u63e1\u3057\u3001\u554f\u984c\u3092\u65e9\u304f\u898b\u3064\u3051\u308b\u305f\u3081\u306b\u91cd\u8981\u3067\u3059\u3002<br \/>\ntop\u3084 htop\u3092\u4f7f\u3048\u3070\u3001CPU\u4f7f\u7528\u7387\u3084\u52d5\u3044\u3066\u3044\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u7c21\u5358\u306b\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<br \/>\n\u8ca0\u8377\u304c\u9ad8\u3044\u5834\u5408\u306f\u3001\u7279\u5b9a\u306e\u30d7\u30ed\u30bb\u30b9\u306e\u66b4\u8d70\u3084\u51e6\u7406\u306e\u96c6\u4e2d\u304c\u539f\u56e0\u3067\u3042\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u4e0d\u8981\u306a\u30d7\u30ed\u30bb\u30b9\u306e\u505c\u6b62\u3084\u51e6\u7406\u306e\u898b\u76f4\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u305fCPU\u306e\u5897\u5f37\u306b\u3088\u3063\u3066\u6539\u5584\u3067\u304d\u307e\u3059\u3002<\/p>\n<hr style=\"border: none; border-top: 5px double #333; margin: 20px 0;\" \/>\n<h1><b><span dir=\"auto\" style=\"vertical-align: inherit;\">3. \u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u76e3\u8996\u3068\u6700\u9069\u5316<\/span><\/b><\/h1>\n<p>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u76e3\u8996\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5b9a\u6027\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u7dad\u6301\u3059\u308b\u3046\u3048\u3067\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<br \/>\n\u9069\u5207\u306a\u30b3\u30de\u30f3\u30c9\u3092\u7528\u3044\u3066\u30e1\u30e2\u30ea\u306e\u4f7f\u7528\u72b6\u6cc1\u3084\u30b9\u30ef\u30c3\u30d7\u306e\u767a\u751f\u6709\u7121\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u3067\u3001\u30e1\u30e2\u30ea\u4e0d\u8db3\u3084\u7121\u99c4\u306a\u30ea\u30bd\u30fc\u30b9\u6d88\u8cbb\u3068\u3044\u3063\u305f\u554f\u984c\u3092\u65e9\u671f\u306b\u767a\u898b\u3067\u304d\u307e\u3059\u3002<br \/>\n\u672c\u7ae0\u3067\u306f\u3001\u4ee3\u8868\u7684\u306a\u76e3\u8996\u30b3\u30de\u30f3\u30c9\u306e\u898b\u65b9\u3068\u3001\u30e1\u30e2\u30ea\u306b\u95a2\u3059\u308b\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306e\u539f\u56e0\u304a\u3088\u3073\u305d\u306e\u6539\u5584\u65b9\u6cd5\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<hr style=\"border: none; border-top: 2px dotted #bbb; margin: 20px 0;\" \/>\n<p style=\"margin-top: 0;\"><strong><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">1\uff09<\/span><\/span><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">\u76e3\u8996\u30b3\u30de\u30f3\u30c9<br \/>\n<\/span><\/span><\/strong><\/p>\n<h3 style=\"margin-top: 0;\"><span style=\"color: #ff0000;\"><b>free -h<\/b><\/span><\/h3>\n<p>free -h\u306f\u3001\u30e1\u30e2\u30ea\uff08RAM\uff09\u3068\u30b9\u30ef\u30c3\u30d7\u306e\u4f7f\u7528\u72b6\u6cc1\u3092\u78ba\u8a8d\u3059\u308b\u30b3\u30de\u30f3\u30c9\u3067\u3059\u3002<\/p>\n<pre style=\"background-color: black; color: white; padding: 10px;\" class=\"\">$ free -h\r\n               total        used        free      shared  buff\/cache   available\r\nMem:            16Gi       4.1Gi       7.9Gi       240Mi       4.2Gi        11Gi\r\nSwap:           2.0Gi          0B       2.0Gi\r\n<\/pre>\n<p><strong>\u2714 \u8aad\u307f\u65b9<\/strong><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">used 4.1Gi \u2026 \u5b9f\u969b\u306b\u30d7\u30ed\u30bb\u30b9\u304c\u4f7f\u7528\u3057\u3066\u3044\u308b\u30e1\u30e2\u30ea<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">buff\/cache 4.2Gi \u2026 Linux \u306e\u30ad\u30e3\u30c3\u30b7\u30e5\uff08\u7a7a\u304d\u6271\u3044\u306b\u8fd1\u3044\uff09<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">available 11Gi \u2026 \u5b9f\u8cea\u3053\u3053\u304c\u300c\u4f7f\u3048\u308b\u30e1\u30e2\u30ea\u91cf\u300d<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Swap \u304c 0B \u2192 \u30b9\u30ef\u30c3\u30d7\u3057\u3066\u306a\u3044<br \/>\n<\/span><\/li>\n<\/ul>\n<h3 style=\"margin-top: 0;\"><span style=\"color: #ff0000;\"><b>vmstat 2<\/b><\/span><\/h3>\n<p>vmstat 2 \u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30ea\u30bd\u30fc\u30b9\u72b6\u6cc1\uff08CPU\u30fb\u30e1\u30e2\u30ea\u30fbI\/O\u306a\u3069\uff09\u30922\u79d2\u3054\u3068\u306b\u8868\u793a\u3059\u308b\u30b3\u30de\u30f3\u30c9\u3067\u3059\u3002<\/p>\n<pre style=\"background-color: black; color: white; padding: 10px;\" class=\"\">$ vmstat 2\r\nprocs -----------memory---------- ---swap-- -----io---- -system-- ------cpu-----\r\n r  b   swpd   free   buff  cache   si   so    bi    bo   in   cs  us sy id wa st\r\n 1  0      0 812345  56789 340000    0    0     2     3  120  230   5  2 92  1  0\r\n 2  0      0 798234  56790 341200    0    0     1     2  118  240   7  3 89  1  0\r\n 1  0      0 800111  56790 342000    0    0     1     1  122  235   6  2 91  1  0\r\n<\/pre>\n<p><strong>\u2714 \u8aad\u307f\u65b9<\/strong><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>\u9805\u76ee<\/b><\/td>\n<td><b>\u610f\u5473<\/b><\/td>\n<td><b>\u72b6\u614b<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>r<\/b><\/td>\n<td><span style=\"font-weight: 400;\">\u5b9f\u884c\u5f85\u3061\u30d7\u30ed\u30bb\u30b9\u6570<\/span><\/td>\n<td><span style=\"font-weight: 400;\">CPU\u30b3\u30a2\u6570\u3088\u308a\u591a\u3044\u3068\u8a70\u307e\u308a<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>si \/ so<\/b><\/td>\n<td><span style=\"font-weight: 400;\">\u30b9\u30ef\u30c3\u30d7\u30a4\u30f3\u30fb\u30a2\u30a6\u30c8<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0\u4ee5\u5916\u304c\u7d9a\u304f\uff1d\u30e1\u30e2\u30ea\u4e0d\u8db3<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>bi \/ bo<\/b><\/td>\n<td><span style=\"font-weight: 400;\">\u30c7\u30a3\u30b9\u30af\/IO<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u904e\u5ea6\u306b\u9ad8\u3044\u3068I\/O\u30dc\u30c8\u30eb\u30cd\u30c3\u30af<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>us<\/b><\/td>\n<td><span style=\"font-weight: 400;\">\u30e6\u30fc\u30b6\u30fcCPU<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u30a2\u30d7\u30ea\u304c\u4f7f\u3063\u3066\u3044\u308bCPU<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>sy<\/b><\/td>\n<td><span style=\"font-weight: 400;\">\u30b7\u30b9\u30c6\u30e0CPU<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u30ab\u30fc\u30cd\u30eb\u51e6\u7406\u3001\u904e\u5ea6\u306b\u9ad8\u3044\u306e\u306f\u554f\u984c<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>id<\/b><\/td>\n<td><span style=\"font-weight: 400;\">\u30a2\u30a4\u30c9\u30eb\u7387<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u4f4e\u3044\uff1d\u8ca0\u8377\u9ad8\u3044<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>wa<\/b><\/td>\n<td><span style=\"font-weight: 400;\">I\/O\u5f85\u3061<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u9ad8\u3044\u3068\u300c\u30c7\u30a3\u30b9\u30af\u9045\u3044\u300d<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h3 style=\"margin-top: 0;\"><span style=\"color: #ff0000;\"><b>smem<\/b><\/span><\/h3>\n<p>\u30d7\u30ed\u30bb\u30b9\u3054\u3068\u306e\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3092\u8a73\u3057\u304f\u898b\u308b\u30b3\u30de\u30f3\u30c9\u3067\u3059<\/p>\n<pre style=\"background-color: black; color: white; padding: 10px;\" class=\"\">$ smem\r\n  PID User       Command                         Swap      USS      PSS      RSS\r\n 2345 apache     \/usr\/sbin\/httpd                    0     22000     25000    48000\r\n 3456 mysql      \/usr\/libexec\/mysqld               0    450000    470000   520000\r\n 4567 nginx      nginx: worker process            0     18000     21000    40000\r\n 5678 user1      python app.py                    0     90000    110000   150000\r\n<\/pre>\n<p><b>\u2714 smem \u3067\u91cd\u8981\u306a\u6307\u6a19<\/b><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>\u9805\u76ee<\/b><\/td>\n<td><b>\u91cd\u8981\u5ea6<\/b><\/td>\n<td><b>\u610f\u5473<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>USS<\/b><\/td>\n<td><span style=\"font-weight: 400;\">\u2605\u2605\u2605\u2605\u2605<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u305d\u306e\u30d7\u30ed\u30bb\u30b9\u5c02\u7528\u306e\u30e1\u30e2\u30ea\u3002\u5b9f\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306b\u6700\u3082\u8fd1\u3044<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>PSS<\/b><\/td>\n<td><span style=\"font-weight: 400;\">\u2605\u2605\u2605\u2605\u2606<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u5171\u6709\u30e1\u30e2\u30ea\u3092\u6309\u5206\u3057\u305f\u5b9f\u8cea\u4f7f\u7528\u91cf<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>RSS<\/b><\/td>\n<td><span style=\"font-weight: 400;\">\u2605\u2605\u2606\u2606\u2606<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u5358\u7d14\u306a\u5272\u308a\u5f53\u3066\u30e1\u30e2\u30ea\u91cf\u3002\u9ad8\u3081\u306b\u51fa\u308b\u3053\u3068\u304c\u591a\u3044<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5b9f\u969b\u306e\u300c\u305d\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u4f7f\u3063\u3066\u3044\u308b\u30e1\u30e2\u30ea\u300d\u3092\u898b\u308b\u306a\u3089USS\u3068PSS\u3092\u4fe1\u983c\u3057\u307e\u3059\u3002<br \/>\n\u4e0a\u306e\u4f8b\u306a\u3089\u3001MySQL\u304c\u4e00\u756a\u5927\u304d\u304f\u306a\u308a\u307e\u3059\uff08PSS \u2252 470MB\uff09<\/p>\n<hr style=\"border: none; border-top: 2px dotted #bbb; margin: 20px 0;\" \/>\n<p><strong><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">2\uff09<b>\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u4f8b<br \/>\n<\/b><\/span><\/span><span style=\"color: #ff0000;\">\u25a0\u30b9\u30ef\u30c3\u30d7\u304c\u983b\u7e41\u306b\u767a\u751f\u3059\u308b\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u4f4e\u4e0b<\/span><\/strong><\/p>\n<p>\u2192\u30b9\u30ef\u30c3\u30d7\u591a\u767a = \u30e1\u30e2\u30ea\u4e0d\u8db3 \u2192 \u30c7\u30a3\u30b9\u30af\u5f85\u3061\u5897\u52a0 \u2192 \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u4f4e\u4e0b<\/p>\n<p><strong><span style=\"color: #ff0000;\">\u25a0\u30e1\u30e2\u30ea\u4e0d\u8db3\u3067\u30a2\u30d7\u30ea\u304c\u4e0d\u5b89\u5b9a\u306b\u306a\u308b<\/span><br \/>\n<\/strong><br \/>\n<strong>\u25bc\u3088\u304f\u3042\u308b\u73fe\u8c61\u307e\u3068\u3081<\/strong><\/p>\n<ul>\n<li data-section-id=\"11w76mz\" data-start=\"648\" data-end=\"659\">\u30a2\u30d7\u30ea\u304c\u7a81\u7136\u843d\u3061\u308b<\/li>\n<li data-section-id=\"vktp8d\" data-start=\"660\" data-end=\"680\">\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u4e0d\u5b89\u5b9a\uff08\u901f\u3044\u2192\u9045\u3044\u306e\u6ce2\uff09<\/li>\n<li data-section-id=\"pj4bs\" data-start=\"681\" data-end=\"691\">\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u5897\u52a0<\/li>\n<li data-section-id=\"1kbd5em\" data-start=\"692\" data-end=\"702\">\u63a5\u7d9a\u30a8\u30e9\u30fc\u5897\u3048\u308b<\/li>\n<\/ul>\n<p><strong>\u25bc\u76e3\u8996\u3067\u898b\u308b\u3079\u304d\u30dd\u30a4\u30f3\u30c8<\/strong><\/p>\n<ul>\n<li data-section-id=\"juyarl\" data-start=\"788\" data-end=\"816\"><code data-start=\"790\" data-end=\"799\">free -h<\/code> \u2192 available \u304c\u5c11\u306a\u3044<\/li>\n<li data-section-id=\"34o9wi\" data-start=\"817\" data-end=\"842\"><code data-start=\"819\" data-end=\"827\">vmstat<\/code> \u2192 si \/ so \u304c\u5897\u3048\u308b<\/li>\n<\/ul>\n<hr style=\"border: none; border-top: 2px dotted #bbb; margin: 20px 0;\" \/>\n<p><strong><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">3\uff09<b>\u6539\u5584\u7b56<br \/>\n<\/b><\/span><\/span><\/strong><\/p>\n<p><strong><span style=\"color: #ff0000;\">\u25a0\u4e0d\u8981\u30d7\u30ed\u30bb\u30b9\u306e\u30e1\u30e2\u30ea\u89e3\u653e<\/span><br \/>\n<\/strong>\u300c\u4e0d\u8981\u30d7\u30ed\u30bb\u30b9\u306e\u30e1\u30e2\u30ea\u89e3\u653e\u300d\u306f\u3001<br data-start=\"16\" data-end=\"19\" \/>\ud83d\udc49 \u4f7f\u3063\u3066\u3044\u306a\u3044\uff08\u307e\u305f\u306f\u7570\u5e38\u306a\uff09\u30d7\u30ed\u30bb\u30b9\u3092\u505c\u6b62\u3057\u3066\u30e1\u30e2\u30ea\u3092\u7a7a\u3051\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u25bc\u5177\u4f53\u4f8b<strong><br \/>\n<\/strong><\/p>\n<h3 data-section-id=\"enwlm1\" data-start=\"184\" data-end=\"193\"><strong>\ud83d\udda5 \u72b6\u6cc1<\/strong><\/h3>\n<ul data-start=\"194\" data-end=\"237\">\n<li data-section-id=\"1egchl\" data-start=\"194\" data-end=\"204\">\u30e1\u30e2\u30ea\uff1a16GB<\/li>\n<li data-section-id=\"1c15zhc\" data-start=\"205\" data-end=\"211\">\u307b\u307c\u6e80\u676f<\/li>\n<li data-section-id=\"1sz851m\" data-start=\"212\" data-end=\"237\"><code data-start=\"214\" data-end=\"220\">smem<\/code> \/ <code data-start=\"223\" data-end=\"228\">top<\/code> \u3067\u78ba\u8a8d\u3059\u308b\u3068<\/li>\n<\/ul>\n<pre style=\"background-color: black; color: white; padding: 10px;\" class=\"\">PID   USER   COMMAND        \u30e1\u30e2\u30ea\r\n3456  user1  python app.py  1.5GB\r\n4567  user1  python app.py  1.5GB\r\n5678  user1  python app.py  1.5GB \u2190 \u653e\u7f6e\u3055\u308c\u305f\u53e4\u3044\u30d7\u30ed\u30bb\u30b9\r\n<\/pre>\n<p>\u2192\u540c\u3058\u30a2\u30d7\u30ea\u304c\u8907\u6570\u8d77\u52d5\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><strong>\u25bc\u5bfe\u51e6\u65b9<br \/>\n<\/strong>\u4e0d\u8981\u306a\u30d7\u30ed\u30bb\u30b9\u3092\u505c\u6b62<\/p>\n<pre style=\"background-color: black; color: white; padding: 10px;\" class=\"\">$ kill 5678<\/pre>\n<p><span style=\"font-weight: 400;\"><span dir=\"auto\" style=\"vertical-align: inherit;\">\u203b\u672c\u5f53\u306b\u6d88\u3057\u3066\u3044\u3044\u30d7\u30ed\u30bb\u30b9\u304b\u5224\u65ad\u306f\u91cd\u8981<br \/>\n<\/span><\/span>\u203b\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30e1\u30e2\u30ea\u5897\u8a2d\u3082\u691c\u8a0e\u3059\u308b<\/p>\n<hr style=\"border: none; border-top: 5px double #333; margin: 20px 0;\" \/>\n<h1><b><span dir=\"auto\" style=\"vertical-align: inherit;\">4. \u30c7\u30a3\u30b9\u30afI\/O\u306e\u76e3\u8996\u3068\u6539\u5584<\/span><\/b><\/h1>\n<p>\u30c7\u30a3\u30b9\u30afI\/O\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5fdc\u7b54\u901f\u5ea6\u3084\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002<br \/>\n\u7279\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3084\u30ed\u30b0\u66f8\u304d\u8fbc\u307f\u304c\u591a\u3044\u74b0\u5883\u3067\u306f\u3001I\/O\u306e\u9045\u5ef6\u3084\u8ca0\u8377\u306e\u96c6\u4e2d\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3068\u306a\u308a\u3084\u3059\u304f\u3001CPU\u3084\u30e1\u30e2\u30ea\u306b\u4f59\u88d5\u304c\u3042\u3063\u3066\u3082\u51e6\u7406\u304c\u6ede\u308b\u539f\u56e0\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u672c\u7ae0\u3067\u306fiostat\u3084iotop\u306a\u3069\u306e\u30b3\u30de\u30f3\u30c9\u3092\u7528\u3044\u305f\u30c7\u30a3\u30b9\u30afI\/O\u306e\u76e3\u8996\u65b9\u6cd5\u3092\u7406\u89e3\u3057\u3001\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306e\u7279\u5b9a\u304b\u3089\u5177\u4f53\u7684\u306a\u6539\u5584\u7b56\u307e\u3067\u3092\u4f53\u7cfb\u7684\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<hr style=\"border: none; border-top: 2px dotted #bbb; margin: 20px 0;\" \/>\n<p><strong><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">1\uff09<\/span><\/span><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">\u76e3\u8996\u30b3\u30de\u30f3\u30c9<\/span><\/span><\/strong><\/p>\n<h3 style=\"margin-top: 0;\"><span style=\"color: #ff0000;\"><b>iotop\uff08I\/O\u8ca0\u8377\u306e\u9ad8\u3044\u30d7\u30ed\u30bb\u30b9\u78ba\u8a8d\uff09<\/b><\/span><\/h3>\n<pre>$ iotop\r\nTotal DISK READ : 12.35 M\/s | Total DISK WRITE : 5.47 M\/s\r\nActual DISK READ: 11.98 M\/s | Actual DISK WRITE: 5.12 M\/s\r\n  TID  PRIO  USER      DISK READ  DISK WRITE  SWAPIN     IO&gt;    COMMAND     \r\n 2310 be\/4   mysql        8.35 M\/s    3.12 M\/s  0.00 %  15.22 %  mysqld --daemonize\r\n 1255 be\/4   www-data     3.10 M\/s    0.80 M\/s  0.00 %   5.33 %  php-fpm: pool www\r\n 2890 be\/4   root         0.50 M\/s    1.20 M\/s  0.00 %   2.43 %  journalctl --flush\r\n<\/pre>\n<p>\ud83d\udd0d \u30dd\u30a4\u30f3\u30c8<b><br \/>\n<\/b>\u25bcmysqld \u304c 8.35 M\/s \u306e READ \u3068 3.12 M\/s \u306e WRITE<br \/>\n\u2192 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff08MySQL\uff09\u304c\u305f\u304f\u3055\u3093\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u66f8\u304d\u3057\u3066\u3044\u307e\u3059<br data-start=\"147\" data-end=\"150\" \/>\u2192 \u4ed6\u306e\u30d7\u30ed\u30bb\u30b9\u3088\u308a\u3082\u30c7\u30a3\u30b9\u30af\u3092\u591a\u304f\u4f7f\u3063\u3066\u3044\u308b\u305f\u3081\u3001<strong data-start=\"176\" data-end=\"199\">\u4e3b\u306a\u8ca0\u8377\u306e\u539f\u56e0\u306b\u306a\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044<\/strong>\u3067\u3059<\/p>\n<p>\u25bcIO%\uff08IO&gt;\uff09\u304c 15%<br \/>\n\u2192 CPU\u306f\u5e38\u306b\u52d5\u3044\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u304f\u3001<strong data-start=\"241\" data-end=\"262\">\u30c7\u30a3\u30b9\u30af\u306e\u8aad\u307f\u66f8\u304d\u5f85\u3061\u3067\u6b62\u307e\u308b\u6642\u9593<\/strong>\u304c\u3042\u308a\u307e\u3059<br data-start=\"267\" data-end=\"270\" \/>\u2192 \u3053\u306e15%\u306f\u300c\u30c7\u30a3\u30b9\u30af\u5f85\u3061\u3067\u4f55\u3082\u3067\u304d\u305a\u306b\u5f85\u3063\u3066\u3044\u308b\u6642\u9593\u300d\u306e\u5272\u5408\u3067\u3059<\/p>\n<h3 style=\"margin-top: 0;\"><span style=\"color: #ff0000;\"><b>df -h\uff08\u30c7\u30a3\u30b9\u30af\u4f7f\u7528\u7387\u78ba\u8a8d\uff09<\/b><\/span><\/h3>\n<pre class=\"\">$ df -h\r\nFilesystem            Size  Used   Avail   Use%   Mounted on\r\n\/dev\/nvme0n1p1        100G   68G    28G    72%    \/\r\n\/dev\/nvme1n1p1        200G   45G   141G    25%    \/var\/lib\/mysql\r\ntmpfs                  32G  1.2G    31G     4%    \/run\r\ntmpfs                  64G    0G    64G     0%    \/dev\/shm\r\n<\/pre>\n<p>\ud83d\udd0d \u30dd\u30a4\u30f3\u30c8<b><br \/>\n<\/b><\/p>\n<p data-section-id=\"fxbk2d\" data-start=\"470\" data-end=\"480\"><strong>\u5404\u9805\u76ee\u306e\u898b\u65b9<\/strong><\/p>\n<ul data-start=\"482\" data-end=\"608\">\n<li data-section-id=\"qlg1jm\" data-start=\"482\" data-end=\"503\"><strong data-start=\"484\" data-end=\"492\">Size<\/strong>\uff1a\u30c7\u30a3\u30b9\u30af\u306e\u7dcf\u5bb9\u91cf<\/li>\n<li data-section-id=\"1uzot3q\" data-start=\"504\" data-end=\"524\"><strong data-start=\"506\" data-end=\"514\">Used<\/strong>\uff1a\u4f7f\u3063\u3066\u3044\u308b\u5bb9\u91cf<\/li>\n<li data-section-id=\"cni3r4\" data-start=\"525\" data-end=\"543\"><strong data-start=\"527\" data-end=\"536\">Avail<\/strong>\uff1a\u7a7a\u304d\u5bb9\u91cf<\/li>\n<li data-section-id=\"rqxzo6\" data-start=\"544\" data-end=\"574\"><strong data-start=\"546\" data-end=\"554\">Use%<\/strong>\uff1a\u4f7f\u7528\u7387\uff08\u3069\u308c\u304f\u3089\u3044\u57cb\u307e\u3063\u3066\u3044\u308b\u304b\uff09<\/li>\n<li data-section-id=\"1sqqq0a\" data-start=\"575\" data-end=\"608\"><strong data-start=\"577\" data-end=\"591\">Mounted on<\/strong>\uff1a\u3069\u3053\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u304b\uff08\u30d5\u30a9\u30eb\u30c0\uff09<\/li>\n<\/ul>\n<p data-section-id=\"1gas2yp\" data-start=\"615\" data-end=\"624\"><strong>\u4eca\u56de\u306e\u72b6\u614b<\/strong><\/p>\n<p data-start=\"626\" data-end=\"695\"><span style=\"color: #ff0000;\"><strong data-start=\"626\" data-end=\"642\">\/\uff08\u30eb\u30fc\u30c8\u9818\u57df\uff09 72%<\/strong><\/span><br \/>\n\u2192 OS\u3084\u30a2\u30d7\u30ea\u304c\u5165\u3063\u3066\u3044\u308b\u91cd\u8981\u306a\u5834\u6240<br data-start=\"662\" data-end=\"665\" \/>\u2192 \u307e\u3060\u4f59\u88d5\u306f\u3042\u308b\u304c\u3001<strong data-start=\"676\" data-end=\"693\">80%\u3092\u8d85\u3048\u308b\u3068\u6ce8\u610f\u30ec\u30d9\u30eb<\/strong><\/p>\n<p data-start=\"697\" data-end=\"754\"><span style=\"color: #ff0000;\"><strong data-start=\"697\" data-end=\"719\">\/var\/lib\/mysql 25%<\/strong><\/span><br \/>\n\u2192 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7528\u306e\u30c7\u30a3\u30b9\u30af<br data-start=\"734\" data-end=\"737\" \/>\u2192 \u304b\u306a\u308a\u4f59\u88d5\u3042\u308a\uff08\u554f\u984c\u306a\u3057\uff09<\/p>\n<p data-start=\"756\" data-end=\"806\"><span style=\"color: #ff0000;\"><strong data-start=\"756\" data-end=\"765\">tmpfs<\/strong><\/span><br \/>\n\u2192 \u30e1\u30e2\u30ea\u4e0a\u306b\u4f5c\u3089\u308c\u308b\u4e00\u6642\u9818\u57df\uff08\u30c7\u30a3\u30b9\u30af\u3067\u306f\u306a\u3044\uff09<br data-start=\"791\" data-end=\"794\" \/>\u2192 \u4f7f\u7528\u7387\u3082\u4f4e\u304f\u6b63\u5e38<\/p>\n<hr style=\"border: none; border-top: 2px dotted #bbb; margin: 20px 0;\" \/>\n<p><strong><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">2\uff09<b>\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u4f8b<\/b><br \/>\n<\/span><\/span><\/strong><span style=\"color: #ff0000;\"><strong>\u25a0\u9ad8I\/O\u30d7\u30ed\u30bb\u30b9\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af<\/strong><\/span><br \/>\n\u2192 \u4e00\u90e8\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\uff08\u4f8b\uff1a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3084\u30ed\u30b0\u51e6\u7406\uff09\u304c\u3001\u305f\u304f\u3055\u3093\u30c7\u30a3\u30b9\u30af\u3092\u4f7f\u3044\u3059\u304e\u3066\u3044\u308b\u72b6\u614b\u3067\u3059<br data-start=\"118\" data-end=\"121\" \/>\u2192 \u30c7\u30a3\u30b9\u30af\u306e\u8aad\u307f\u66f8\u304d\u304c\u96c6\u4e2d\u3059\u308b\u3068\u3001<strong data-start=\"139\" data-end=\"162\">\u4ed6\u306e\u51e6\u7406\u3082\u5f85\u305f\u3055\u308c\u3066\u5168\u4f53\u304c\u9045\u304f\u306a\u308a\u307e\u3059<br \/>\n<\/strong><\/p>\n<p data-start=\"118\" data-end=\"135\"><span style=\"color: #000000;\"><strong data-start=\"118\" data-end=\"135\">\u78ba\u8a8d\u30dd\u30a4\u30f3\u30c8\uff08iotop\uff09<\/strong><\/span><\/p>\n<ul data-start=\"136\" data-end=\"184\">\n<li data-section-id=\"cum2zg\" data-start=\"136\" data-end=\"168\">DISK READ \/ WRITE \u304c\u4ed6\u3088\u308a\u660e\u3089\u304b\u306b\u591a\u3044<\/li>\n<li data-section-id=\"15m0bpe\" data-start=\"169\" data-end=\"184\">IO%\uff08IO&gt;\uff09\u304c\u9ad8\u3044<\/li>\n<\/ul>\n<p data-start=\"186\" data-end=\"192\"><span style=\"color: #000000;\"><strong data-start=\"186\" data-end=\"192\">\u76ee\u5b89<\/strong><\/span><\/p>\n<ul data-start=\"193\" data-end=\"286\">\n<li data-section-id=\"9xwo4e\" data-start=\"193\" data-end=\"221\">IO% \u304c <strong data-start=\"201\" data-end=\"210\">10%\u4ee5\u4e0a<\/strong> \u2192 \u5c11\u3057\u5f71\u97ff\u3042\u308a<\/li>\n<li data-section-id=\"1p2qh4o\" data-start=\"222\" data-end=\"253\">IO% \u304c <strong data-start=\"230\" data-end=\"239\">20%\u4ee5\u4e0a<\/strong> \u2192 \u660e\u3089\u304b\u306b\u9045\u5ef6\u306e\u539f\u56e0<\/li>\n<li data-section-id=\"y1s2m\" data-start=\"254\" data-end=\"286\">IO% \u304c <strong data-start=\"262\" data-end=\"271\">30%\u4ee5\u4e0a<\/strong> \u2192 \u304b\u306a\u308a\u5371\u967a\uff08\u8981\u5bfe\u5fdc\uff09<\/li>\n<\/ul>\n<hr style=\"border: none; border-top: 2px dotted #bbb; margin: 20px 0;\" \/>\n<p style=\"margin-top: 0;\"><strong><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">3\uff09<b>\u6539\u5584\u7b56<br \/>\n<\/b><\/span><\/span><\/strong><span style=\"color: #ff0000;\">\u25a0SSD\u3078\u306e\u5909\u66f4 \/ RAID\u69cb\u6210\u306e\u898b\u76f4\u3057<\/span><\/p>\n<h4 data-start=\"114\" data-end=\"129\"><strong>\u25cf SSD\u306b\u3059\u308b\u7406\u7531<\/strong><\/h4>\n<p data-start=\"130\" data-end=\"209\">HDD\u306f\u300c\u7269\u7406\u7684\u306b\u56de\u8ee2\uff0b\u30d8\u30c3\u30c9\u79fb\u52d5\u300d\u304c\u3042\u308b\u305f\u3081\u3001\u30e9\u30f3\u30c0\u30e0I\/O\u304c\u975e\u5e38\u306b\u9045\u3044\u3067\u3059\u3002<br data-start=\"170\" data-end=\"173\" \/>\u4e00\u65b9SSD\u306f\u96fb\u6c17\u7684\u30a2\u30af\u30bb\u30b9\u306a\u306e\u3067\u3001<strong data-start=\"190\" data-end=\"208\">\u6570\u5341\u301c\u6570\u767e\u500d\u901f\u3044\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059<\/strong>\u3002<\/p>\n<ul data-start=\"211\" data-end=\"268\">\n<li data-section-id=\"v755fe\" data-start=\"211\" data-end=\"242\">HDD\uff1a\u30e9\u30f3\u30c0\u30e0\u30a2\u30af\u30bb\u30b9\u5f31\u3044\uff08DB\u30fb\u30ed\u30b0\u7cfb\u3067\u8a70\u307e\u308a\u3084\u3059\u3044\uff09<\/li>\n<li data-section-id=\"1potynb\" data-start=\"243\" data-end=\"268\">SSD\uff1a\u30e9\u30f3\u30c0\u30e0\u30a2\u30af\u30bb\u30b9\u5f37\u3044\uff08I\/O\u5f85\u3061\u6fc0\u6e1b\uff09<\/li>\n<\/ul>\n<p data-start=\"270\" data-end=\"286\">\ud83d\udc49 \u7279\u306b\u52b9\u679c\u304c\u5927\u304d\u3044\u30b1\u30fc\u30b9<\/p>\n<ul data-start=\"287\" data-end=\"349\">\n<li data-section-id=\"19hhbc2\" data-start=\"287\" data-end=\"315\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff08MySQL \/ PostgreSQL\uff09<\/li>\n<li data-section-id=\"nd1jrt\" data-start=\"316\" data-end=\"331\">\u30ed\u30b0\u66f8\u304d\u8fbc\u307f\u304c\u591a\u3044\u30b7\u30b9\u30c6\u30e0<\/li>\n<li data-section-id=\"137bn4b\" data-start=\"332\" data-end=\"349\">\u5c0f\u3055\u3044\u30d5\u30a1\u30a4\u30eb\u3092\u5927\u91cf\u306b\u6271\u3046\u51e6\u7406<\/li>\n<\/ul>\n<h4 data-start=\"356\" data-end=\"373\"><strong>\u25cf RAID\u69cb\u6210\u306e\u898b\u76f4\u3057<\/strong><\/h4>\n<p data-start=\"374\" data-end=\"399\">RAID\u306f\u300c\u5197\u9577\u6027 or \u901f\u5ea6\u300d\u3092\u8abf\u6574\u3059\u308b\u4ed5\u7d44\u307f\u3002<\/p>\n<ul data-start=\"401\" data-end=\"516\">\n<li data-section-id=\"104x8b1\" data-start=\"401\" data-end=\"421\">RAID0\uff1a\u9ad8\u901f\uff08\u305f\u3060\u3057\u58ca\u308c\u3084\u3059\u3044\uff09<\/li>\n<li data-section-id=\"voulcw\" data-start=\"422\" data-end=\"448\">RAID1\uff1a\u30df\u30e9\u30fc\u30ea\u30f3\u30b0\uff08\u5b89\u5168\u3060\u304c\u66f8\u304d\u8fbc\u307f\u9045\u3081\uff09<\/li>\n<li data-section-id=\"v09oj6\" data-start=\"449\" data-end=\"478\">RAID5\/6\uff1a\u30d0\u30e9\u30f3\u30b9\u578b\uff08\u66f8\u304d\u8fbc\u307f\u306b\u30da\u30ca\u30eb\u30c6\u30a3\u3042\u308a\uff09<\/li>\n<li data-section-id=\"14qmza8\" data-start=\"479\" data-end=\"516\">RAID10\uff1a<strong data-start=\"488\" data-end=\"516\">\u901f\u5ea6\u3068\u8010\u969c\u5bb3\u6027\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u826f\u3044\uff08\u5b9f\u52d9\u3067\u3088\u304f\u4f7f\u3046\uff09<\/strong><\/li>\n<\/ul>\n<p data-start=\"518\" data-end=\"529\"><strong>\ud83d\udc49 \u6539\u5584\u30dd\u30a4\u30f3\u30c8<\/strong><\/p>\n<ul data-start=\"530\" data-end=\"598\">\n<li data-section-id=\"1b5xreg\" data-start=\"530\" data-end=\"553\">\u66f8\u304d\u8fbc\u307f\u304c\u591a\u3044 \u2192 RAID10\u306b\u3059\u308b<\/li>\n<li data-section-id=\"10tpwdr\" data-start=\"554\" data-end=\"576\">\u8aad\u307f\u8fbc\u307f\u4e2d\u5fc3 \u2192 RAID5\u3067\u3082OK<\/li>\n<li data-section-id=\"rb0ion\" data-start=\"577\" data-end=\"598\">IOPS\u4e0d\u8db3 \u2192 \u30c7\u30a3\u30b9\u30af\u672c\u6570\u3092\u5897\u3084\u3059<\/li>\n<\/ul>\n<p style=\"margin-top: 0;\"><span style=\"color: #ff0000;\">\u25a0I\/O\u8ca0\u8377\u306e\u5206\u6563<\/span><\/p>\n<h4 data-start=\"621\" data-end=\"639\"><strong>\u25cf \u30b8\u30e7\u30d6\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0<\/strong><\/h4>\n<p data-start=\"640\" data-end=\"667\">\u91cd\u3044\u51e6\u7406\u3092\u300c\u540c\u6642\u306b\u5b9f\u884c\u3057\u306a\u3044\u300d\u3053\u3068\u3067I\/O\u7af6\u5408\u3092\u9632\u3050\u3002<\/p>\n<p data-start=\"669\" data-end=\"671\"><strong>\u4f8b\uff1a<\/strong><\/p>\n<ul data-start=\"672\" data-end=\"701\">\n<li data-section-id=\"cwpw3o\" data-start=\"672\" data-end=\"686\">\u30d0\u30c3\u30c1\u51e6\u7406\u3092\u6df1\u591c\u306b\u305a\u3089\u3059<\/li>\n<li data-section-id=\"wlsd1f\" data-start=\"687\" data-end=\"701\">cron\u306e\u5b9f\u884c\u6642\u9593\u3092\u5206\u6563<\/li>\n<\/ul>\n<p data-start=\"801\" data-end=\"808\"><strong>\ud83d\udc49 \u52b9\u679c<\/strong><\/p>\n<ul data-start=\"809\" data-end=\"842\">\n<li data-section-id=\"15yilim\" data-start=\"809\" data-end=\"830\">\u30c7\u30a3\u30b9\u30af\u5f85\u3061\uff08iowait\uff09\u304c\u6e1b\u308b<\/li>\n<li data-section-id=\"hx8xpv\" data-start=\"831\" data-end=\"842\">\u30b9\u30d1\u30a4\u30af\u8ca0\u8377\u306e\u56de\u907f<\/li>\n<\/ul>\n<h4 data-start=\"849\" data-end=\"865\"><strong>\u25cf \u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30cb\u30f3\u30b0<\/strong><\/h4>\n<p data-start=\"866\" data-end=\"883\">\u30c7\u30fc\u30bf\u3092\u5206\u5272\u3057\u3066I\/O\u3092\u5206\u6563\u3059\u308b\u3002<\/p>\n<ul data-start=\"885\" data-end=\"926\">\n<li data-section-id=\"8eqowt\" data-start=\"885\" data-end=\"910\">DB\uff1a\u30c6\u30fc\u30d6\u30eb\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\uff08\u65e5\u6642\u30fbID\u5358\u4f4d\uff09<\/li>\n<li data-section-id=\"14ibti0\" data-start=\"911\" data-end=\"926\">\u30d5\u30a1\u30a4\u30eb\uff1a\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5206\u5272<\/li>\n<\/ul>\n<p data-start=\"928\" data-end=\"934\"><strong>\ud83d\udc49 \u4f8b<\/strong><\/p>\n<ul data-start=\"935\" data-end=\"979\">\n<li data-section-id=\"mmm7bz\" data-start=\"935\" data-end=\"953\">\u30ed\u30b0\u30921\u30d5\u30a1\u30a4\u30eb\u306b\u307e\u3068\u3081\u306a\u3044<\/li>\n<li data-section-id=\"1uujz36\" data-start=\"954\" data-end=\"979\"><code data-start=\"956\" data-end=\"972\">\/logs\/2026\/04\/<\/code> \u306e\u3088\u3046\u306b\u5206\u5272<\/li>\n<\/ul>\n<p data-start=\"981\" data-end=\"988\"><strong>\ud83d\udc49 \u52b9\u679c<\/strong><\/p>\n<ul data-start=\"989\" data-end=\"1018\">\n<li data-section-id=\"qcieab\" data-start=\"989\" data-end=\"1004\">\u540c\u6642\u30a2\u30af\u30bb\u30b9\u306e\u7af6\u5408\u6e1b\u5c11<\/li>\n<li data-section-id=\"i4dkeb\" data-start=\"1005\" data-end=\"1018\">\u691c\u7d22\u30fb\u8aad\u307f\u8fbc\u307f\u306e\u9ad8\u901f\u5316<\/li>\n<\/ul>\n<p style=\"margin-top: 0;\"><span style=\"color: #ff0000;\">\u25a0\u30ad\u30e3\u30c3\u30b7\u30e5\u5229\u7528<\/span><\/p>\n<h4 data-start=\"1059\" data-end=\"1068\"><strong>\u25cf \u76ee\u7684<\/strong><\/h4>\n<p data-start=\"1069\" data-end=\"1087\">\u300c\u6bce\u56de\u30c7\u30a3\u30b9\u30af\u3092\u8aad\u307e\u306a\u3044\u300d\u3088\u3046\u306b\u3059\u308b<\/p>\n<p data-start=\"1089\" data-end=\"1129\"><strong>\ud83d\udc49 \u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306e\u672c\u8cea<\/strong><br data-start=\"1101\" data-end=\"1104\" \/>\u30c7\u30a3\u30b9\u30afI\/O\u304c\u9045\u3044 \u2192 \u300c\u305d\u3082\u305d\u3082\u8aad\u307e\u306a\u3044\u300d<\/p>\n<h4 data-start=\"1136\" data-end=\"1180\">\u25cf <span class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"><span class=\"whitespace-normal\">Redis<\/span><\/span><\/h4>\n<ul data-start=\"1181\" data-end=\"1210\">\n<li data-section-id=\"1mbn8ay\" data-start=\"1181\" data-end=\"1194\">\u30e1\u30e2\u30ea\u4e0a\u306b\u30c7\u30fc\u30bf\u3092\u4fdd\u6301<\/li>\n<li data-section-id=\"18nl5lr\" data-start=\"1195\" data-end=\"1210\">\u8d85\u9ad8\u901f\uff08\u30de\u30a4\u30af\u30ed\u79d2\u30ec\u30d9\u30eb\uff09<\/li>\n<\/ul>\n<p data-start=\"1212\" data-end=\"1220\"><strong>\ud83d\udc49 \u4f7f\u3044\u3069\u3053\u308d<\/strong><\/p>\n<ul data-start=\"1221\" data-end=\"1257\">\n<li data-section-id=\"1w1py4e\" data-start=\"1221\" data-end=\"1236\">DB\u30af\u30a8\u30ea\u7d50\u679c\u306e\u30ad\u30e3\u30c3\u30b7\u30e5<\/li>\n<li data-section-id=\"1xjzhv8\" data-start=\"1237\" data-end=\"1246\">\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406<\/li>\n<li data-section-id=\"1lqewzr\" data-start=\"1247\" data-end=\"1257\">\u983b\u7e41\u306b\u8aad\u3080\u8a2d\u5b9a\u5024<\/li>\n<\/ul>\n<hr style=\"border: none; border-top: 5px double #333; margin: 20px 0;\" \/>\n<h1><b><span dir=\"auto\" style=\"vertical-align: inherit;\">5. \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8ca0\u8377\u306e\u76e3\u8996<\/span><\/b><\/h1>\n<div class=\"flex flex-col text-sm pb-25\">\n<section class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:79d87056-6a62-4fb4-a3b0-199a02a46e7b-0\" data-testid=\"conversation-turn-2\" data-scroll-anchor=\"true\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\">\n<div class=\"flex max-w-full flex-col gap-4 grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+&amp;]:mt-1\" dir=\"auto\" tabindex=\"0\" data-message-author-role=\"assistant\" data-message-id=\"fafeb293-697a-4b72-9d3e-e3e4f9370c7b\" data-message-model-slug=\"gpt-5-3\" data-turn-start-message=\"true\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden\">\n<div class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\">\n<p data-start=\"0\" data-end=\"155\" data-is-last-node=\"\" data-is-only-node=\"\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u76f4\u7d50\u3059\u308b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3042\u308a\u3001\u5e2f\u57df\u306e\u903c\u8feb\u3084\u901a\u4fe1\u30a8\u30e9\u30fc\u3001<br \/>\n\u904e\u5270\u306a\u63a5\u7d9a\u6570\u306f\u30ec\u30b9\u30dd\u30f3\u30b9\u4f4e\u4e0b\u3084\u30b5\u30fc\u30d3\u30b9\u505c\u6b62\u306e\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002<br \/>\n\u672c\u7ae0\u3067\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8ca0\u8377\u306e\u72b6\u614b\u3092\u628a\u63e1\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u7684\u306a\u76e3\u8996\u30b3\u30de\u30f3\u30c9\u3068\u3001\u305d\u306e\u7d50\u679c\u306e\u898b\u65b9\u3092\u89e3\u8aac\u3057\u3001<br \/>\n\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306e\u7279\u5b9a\u304a\u3088\u3073\u6539\u5584\u306b\u5411\u3051\u305f\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"z-0 flex min-h-[46px] justify-start\">\n<hr style=\"border: none; border-top: 2px dotted #bbb; margin: 20px 0;\" \/>\n<\/div>\n<div class=\"mt-3 w-full empty:hidden\">\n<div class=\"text-center\">\n<h3 style=\"margin-top: 0;\"><strong><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">1\uff09\u76e3\u8996\u30b3\u30de\u30f3\u30c9<\/span><\/span><\/strong><\/h3>\n<h3 style=\"margin-top: 0;\"><span style=\"color: #ff0000;\">netstat -i\uff08\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u7d71\u8a08\uff09<\/span><\/h3>\n<pre class=\"\">$ netstat -i\r\nKernel Interface table\r\nIface   MTU    RX-OK   RX-ERR RX-DRP RX-OVR   TX-OK   TX-ERR TX-DRP TX-OVR Flg\r\neth0    1500   9823456 0      2      0        11234567 0      0      0      BMRU\r\neth1    1500   123456  0      0      0        234567   0      0      0      BMRU\r\nlo      65536  503210  0      0      0        503210   0      0      0      LRU\r\n<\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n<div class=\"pointer-events-none h-px w-px absolute bottom-0\" aria-hidden=\"true\" data-edge=\"true\">\n<p><b>\ud83d\udd0d \u30dd\u30a4\u30f3\u30c8<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">RX-ERR \/ TX-ERR \u304c 0 \u2192 \u30a8\u30e9\u30fc\u306a\u3057\uff08\u6b63\u5e38\uff09<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">RX-DRP = 2\uff08eth0\uff09 \u2192 \u30d1\u30b1\u30c3\u30c8\u30c9\u30ed\u30c3\u30d7\u304c\u5c11\u3057\u3042\u308a\u3001\u8efd\u5fae\u306a\u554f\u984c<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">BMRU \/ LRU \u2192 \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u72b6\u614b\uff08UP \/ RUNNING \u306a\u3069\uff09<\/span><\/li>\n<\/ul>\n<h3 style=\"margin-top: 0;\"><span style=\"color: #ff0000;\">ss -s\uff08TCP\u63a5\u7d9a\u30b5\u30de\u30ea\uff09<\/span><\/h3>\n<pre>$ ss -s\r\nTotal: 1580 (kernel 2345)\r\nTCP:   1320 (estab 45, closed 1250, orphaned 2, synrecv 3, timewait 20)\r\n\r\nTransport Total     IP        IPv6\r\n*         2345      -         -\r\nRAW       0         0         0\r\nUDP       60        40        20\r\nTCP       360       280       80\r\nINET      420       300       120\r\nFRAG      0         0         0\r\n<\/pre>\n<\/div>\n<p><b>\ud83d\udd0d \u30dd\u30a4\u30f3\u30c8<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>estab 45<\/b><span style=\"font-weight: 400;\"> \u2192 \u73fe\u5728\u78ba\u7acb\u6e08\u307f TCP \u63a5\u7d9a\u304c 45<\/span>\uff08Web \u30b5\u30fc\u30d0\u306a\u3089\u666e\u901a\uff09<\/li>\n<\/ul>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>closed 1250<\/b><span style=\"font-weight: 400;\"> \u2192 TIME_WAIT\/FIN_WAIT \u306e\u5c65\u6b74<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>synrecv 3<\/b> \u2192 SYN flood \u306e\u6c17\u914d\u306f\u7121\u3057\uff08\u7570\u5e38\u306f100\u301c\u306b\u306a\u308b\uff09<\/li>\n<\/ul>\n<h3 style=\"margin-top: 0;\"><span style=\"color: #ff0000;\"><b>iftop\uff08\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u5e2f\u57df\uff09<\/b><\/span><\/h3>\n<pre>10.0.1.25 =&gt; 52.219.52.10        2.50Mb  2.80Mb  3.10Mb\r\n10.0.1.25 &lt;= 52.219.52.10 1.20Mb 1.50Mb 1.80Mb 10.0.1.25 =&gt; 13.32.12.55         0.80Mb  1.00Mb  0.90Mb\r\n10.0.1.25 &lt;= 13.32.12.55 0.50Mb 0.60Mb 0.70Mb 10.0.1.25 =&gt; 10.0.1.10           0.10Mb  0.15Mb  0.12Mb\r\n10.0.1.25 &lt;= 10.0.1.10           0.20Mb  0.18Mb  0.22Mb\r\n------------------------------------------------------------------------------------------------------------------\r\nTX:             3.40Mb      4.20Mb     4.30Mb\r\nRX:             1.90Mb      2.30Mb     2.50Mb\r\nTOTAL:          5.30Mb      6.50Mb     6.80Mb\r\n<\/pre>\n<p><b>\ud83d\udd0d \u30dd\u30a4\u30f3\u30c8<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u4e0a\u308a\uff08TX\uff09\u6700\u5927 4.3 Mb\/s<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u4e0b\u308a\uff08RX\uff09\u6700\u5927 2.5 Mb\/s<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">TOTAL 6.8 Mb\/s<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u2192 \u5e2f\u57df\u306b\u4f59\u88d5\u304c\u3042\u308b\uff081Gbps \u56de\u7dda\u3068\u4eee\u5b9a\uff09<\/span><\/p>\n<hr style=\"border: none; border-top: 2px dotted #bbb; margin: 20px 0;\" \/>\n<p><strong><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">2\uff09<b>\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u4f8b<\/b><\/span><\/span><\/strong><\/p>\n<p data-start=\"81\" data-end=\"163\"><span style=\"color: #ff0000;\"><strong data-start=\"81\" data-end=\"98\">\u25a0\u5e2f\u57df\u4e0d\u8db3\u306b\u3088\u308b\u901a\u4fe1\u9045\u5ef6<\/strong><\/span><br data-start=\"98\" data-end=\"101\" \/>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u300c\u56de\u7dda\u306e\u592a\u3055\uff08\u5e2f\u57df\uff09\u300d\u306b\u306f\u4e0a\u9650\u304c\u3042\u308a\u307e\u3059\u3002<br data-start=\"129\" data-end=\"132\" \/>\u3053\u306e\u4e0a\u9650\u3092\u8d85\u3048\u3066\u901a\u4fe1\u304c\u6d41\u308c\u308b\u3068\u3001\u30c7\u30fc\u30bf\u304c\u6e0b\u6ede\u3057\u3066\u9045\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p data-start=\"165\" data-end=\"175\"><strong data-start=\"165\" data-end=\"173\">\u5177\u4f53\u4f8b\uff1a<\/strong><\/p>\n<ul data-start=\"176\" data-end=\"239\">\n<li data-section-id=\"yrgg5o\" data-start=\"176\" data-end=\"215\">1Gbps\u56de\u7dda\u306a\u306e\u306b\u5927\u91cf\u306e\u30d5\u30a1\u30a4\u30eb\u8ee2\u9001\u3084\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u540c\u6642\u306b\u5b9f\u884c\u3055\u308c\u308b<\/li>\n<li data-section-id=\"l5edbb\" data-start=\"216\" data-end=\"239\">\u52d5\u753b\u914d\u4fe1\u3084\u5927\u5bb9\u91cf\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u304c\u96c6\u4e2d\u3059\u308b<\/li>\n<\/ul>\n<p data-start=\"241\" data-end=\"248\"><strong>\ud83d\udc49 \u7d50\u679c<\/strong><\/p>\n<ul data-start=\"249\" data-end=\"302\">\n<li data-section-id=\"1umb931\" data-start=\"249\" data-end=\"267\">Web\u30da\u30fc\u30b8\u306e\u8868\u793a\u304c\u9045\u304f\u306a\u308b<\/li>\n<li data-section-id=\"zhl969\" data-start=\"268\" data-end=\"286\">API\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u9045\u5ef6\u3059\u308b<\/li>\n<li data-section-id=\"2qcgck\" data-start=\"287\" data-end=\"302\">\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u304c\u767a\u751f\u3059\u308b<\/li>\n<\/ul>\n<p data-start=\"309\" data-end=\"391\"><span style=\"color: #ff0000;\"><strong data-start=\"309\" data-end=\"331\">\u25a0\u63a5\u7d9a\u6570\u904e\u591a\u3067\u30b5\u30fc\u30d0\u304c\u5fdc\u7b54\u3067\u304d\u306a\u3044<\/strong><\/span><br data-start=\"331\" data-end=\"334\" \/>\u30b5\u30fc\u30d0\u306f\u540c\u6642\u306b\u51e6\u7406\u3067\u304d\u308b\u63a5\u7d9a\u6570\u306b\u9650\u754c\u304c\u3042\u308a\u307e\u3059\u3002<br data-start=\"358\" data-end=\"361\" \/>\u63a5\u7d9a\u304c\u5897\u3048\u3059\u304e\u308b\u3068\u3001\u51e6\u7406\u3057\u304d\u308c\u305a\u306b\u5fdc\u7b54\u304c\u9045\u308c\u305f\u308a\u5931\u6557\u3057\u307e\u3059\u3002<\/p>\n<p data-start=\"393\" data-end=\"403\"><strong>\u5177\u4f53\u4f8b\uff1a<\/strong><\/p>\n<ul data-start=\"404\" data-end=\"492\">\n<li data-section-id=\"1k75wu1\" data-start=\"404\" data-end=\"434\">\u30a2\u30af\u30bb\u30b9\u304c\u6025\u5897\uff08\u30bb\u30fc\u30eb\u30fb\u30d0\u30ba\u30fb\u969c\u5bb3\u6642\u306e\u30ea\u30c8\u30e9\u30a4\u96c6\u4e2d\uff09<\/li>\n<li data-section-id=\"4mdf9w\" data-start=\"435\" data-end=\"467\">\u4e0d\u8981\u306a\u63a5\u7d9a\u304c\u6e9c\u307e\u308a\u7d9a\u3051\u308b\uff08TIME_WAIT\u304c\u5927\u91cf\u767a\u751f\uff09<\/li>\n<li data-section-id=\"7wad59\" data-start=\"468\" data-end=\"492\">\u653b\u6483\u7684\u306a\u30a2\u30af\u30bb\u30b9\uff08\u7c21\u6613\u7684\u306aDDoS\u72b6\u614b\uff09<\/li>\n<\/ul>\n<p data-start=\"494\" data-end=\"501\"><strong>\ud83d\udc49 \u7d50\u679c<\/strong><\/p>\n<ul data-start=\"502\" data-end=\"558\">\n<li data-section-id=\"xt9gx\" data-start=\"502\" data-end=\"518\">\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044<\/li>\n<li data-section-id=\"1jml83i\" data-start=\"519\" data-end=\"534\">\u63a5\u7d9a\u304c\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3059\u308b<\/li>\n<li data-section-id=\"167olrq\" data-start=\"535\" data-end=\"558\">\u30b5\u30fc\u30d0\u306eCPU\u3084\u30e1\u30e2\u30ea\u3082\u540c\u6642\u306b\u903c\u8feb\u3059\u308b<\/li>\n<\/ul>\n<hr style=\"border: none; border-top: 2px dotted #bbb; margin: 20px 0;\" \/>\n<h3 style=\"margin-top: 0;\"><strong><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"font-size: 20px;\">3\uff09<b>\u6539\u5584\u7b56<\/b><\/span><\/span><\/strong><\/h3>\n<p data-start=\"80\" data-end=\"138\"><span style=\"color: #ff0000;\"><strong data-start=\"80\" data-end=\"97\">\u25a0QoS\u8a2d\u5b9a\u3067\u512a\u5148\u5ea6\u5236\u5fa1<\/strong><\/span><br data-start=\"97\" data-end=\"100\" \/>\u3059\u3079\u3066\u306e\u901a\u4fe1\u3092\u540c\u3058\u3088\u3046\u306b\u6271\u3046\u306e\u3067\u306f\u306a\u304f\u3001\u300c\u91cd\u8981\u306a\u901a\u4fe1\u3092\u512a\u5148\u300d\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n<p data-start=\"140\" data-end=\"150\"><strong data-start=\"140\" data-end=\"148\">\u5177\u4f53\u4f8b\uff1a<\/strong><\/p>\n<ul data-start=\"151\" data-end=\"198\">\n<li data-section-id=\"13ewu4v\" data-start=\"151\" data-end=\"172\">\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u306e\u901a\u4fe1 \u2192 \u512a\u5148\u5ea6 \u9ad8<\/li>\n<li data-section-id=\"1m8uo9y\" data-start=\"173\" data-end=\"198\">\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3084\u30d5\u30a1\u30a4\u30eb\u8ee2\u9001 \u2192 \u512a\u5148\u5ea6 \u4f4e<\/li>\n<\/ul>\n<p data-start=\"200\" data-end=\"207\"><strong>\ud83d\udc49 \u52b9\u679c<\/strong><\/p>\n<ul data-start=\"208\" data-end=\"252\">\n<li data-section-id=\"5quu53\" data-start=\"208\" data-end=\"234\">\u56de\u7dda\u304c\u6df7\u96d1\u3057\u3066\u3082\u3001\u91cd\u8981\u306a\u51e6\u7406\u306f\u9045\u304f\u306a\u308a\u306b\u304f\u3044<\/li>\n<li data-section-id=\"1t86szf\" data-start=\"235\" data-end=\"252\">\u300c\u9045\u308c\u3066\u56f0\u308b\u901a\u4fe1\u300d\u3092\u5b88\u308c\u308b<\/li>\n<\/ul>\n<p data-start=\"293\" data-end=\"350\"><span style=\"color: #ff0000;\"><strong data-start=\"293\" data-end=\"314\">\u25a0\u8ca0\u8377\u5206\u6563\uff08\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u5c0e\u5165\uff09<\/strong><\/span><br data-start=\"314\" data-end=\"317\" \/>1\u53f0\u306e\u30b5\u30fc\u30d0\u306b\u8ca0\u8377\u304c\u96c6\u4e2d\u3057\u306a\u3044\u3088\u3046\u306b\u3001\u8907\u6570\u53f0\u306b\u5206\u6563\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n<p data-start=\"352\" data-end=\"362\"><strong data-start=\"352\" data-end=\"360\">\u5177\u4f53\u4f8b\uff1a<\/strong><\/p>\n<ul data-start=\"363\" data-end=\"433\">\n<li data-section-id=\"mgpole\" data-start=\"363\" data-end=\"390\">Web\u30b5\u30fc\u30d0\u30923\u53f0\u7528\u610f\u3057\u3066\u30a2\u30af\u30bb\u30b9\u3092\u632f\u308a\u5206\u3051\u308b<\/li>\n<li data-section-id=\"1969tkz\" data-start=\"391\" data-end=\"433\">AWS\u306a\u3089ALB\uff08Application Load Balancer\uff09\u3092\u4f7f\u3046<\/li>\n<\/ul>\n<p data-start=\"435\" data-end=\"442\"><strong>\ud83d\udc49 \u52b9\u679c<\/strong><\/p>\n<ul data-start=\"443\" data-end=\"498\">\n<li data-section-id=\"1k9bdiz\" data-start=\"443\" data-end=\"458\">1\u53f0\u3042\u305f\u308a\u306e\u8ca0\u8377\u304c\u6e1b\u308b<\/li>\n<li data-section-id=\"hy40xe\" data-start=\"459\" data-end=\"478\">\u30a2\u30af\u30bb\u30b9\u5897\u52a0\u306b\u3082\u8010\u3048\u3084\u3059\u304f\u306a\u308b<\/li>\n<li data-section-id=\"uhwbu8\" data-start=\"479\" data-end=\"498\">1\u53f0\u843d\u3061\u3066\u3082\u30b5\u30fc\u30d3\u30b9\u7d99\u7d9a\u3067\u304d\u308b<\/li>\n<\/ul>\n<p data-start=\"544\" data-end=\"587\"><span style=\"color: #ff0000;\"><strong data-start=\"544\" data-end=\"560\">\u25a0\u4e0d\u8981\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u906e\u65ad<\/strong><\/span><br data-start=\"560\" data-end=\"563\" \/>\u7121\u99c4\u306a\u901a\u4fe1\u3092\u305d\u3082\u305d\u3082\u901a\u3055\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u5bfe\u7b56\u3067\u3059\u3002<\/p>\n<p data-start=\"589\" data-end=\"599\"><strong data-start=\"589\" data-end=\"597\">\u5177\u4f53\u4f8b\uff1a<\/strong><\/p>\n<ul data-start=\"600\" data-end=\"661\">\n<li data-section-id=\"1cnba7g\" data-start=\"600\" data-end=\"627\">\u4f7f\u3063\u3066\u3044\u306a\u3044\u30dd\u30fc\u30c8\uff08\u4f8b\uff1a3306\u306a\u3069\uff09\u3092\u9589\u3058\u308b<\/li>\n<li data-section-id=\"5rg182\" data-start=\"628\" data-end=\"646\">\u6d77\u5916\u304b\u3089\u306e\u4e0d\u8981\u30a2\u30af\u30bb\u30b9\u3092\u5236\u9650<\/li>\n<li data-section-id=\"1ptklyy\" data-start=\"647\" data-end=\"661\">\u4e0d\u5be9\u306aIP\u3092\u30d6\u30ed\u30c3\u30af<\/li>\n<\/ul>\n<p data-start=\"663\" data-end=\"670\"><strong>\ud83d\udc49 \u52b9\u679c<\/strong><\/p>\n<ul data-start=\"671\" data-end=\"711\">\n<li data-section-id=\"1m7war4\" data-start=\"671\" data-end=\"685\">\u56de\u7dda\u306e\u7121\u99c4\u9063\u3044\u3092\u9632\u3050<\/li>\n<li data-section-id=\"u0erjj\" data-start=\"686\" data-end=\"698\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5411\u4e0a<\/li>\n<li data-section-id=\"1gvcw9a\" data-start=\"699\" data-end=\"711\">\u30b5\u30fc\u30d0\u8ca0\u8377\u306e\u8efd\u6e1b<\/li>\n<\/ul>\n<hr style=\"border: none; border-top: 5px double #333; margin: 20px 0;\" \/>\n<h1><b><span dir=\"auto\" style=\"vertical-align: inherit;\">6. \u7d99\u7d9a\u7684\u306a\u76e3\u8996\u3068\u6539\u5584\u30b5\u30a4\u30af\u30eb<\/span><\/b><\/h1>\n<p><span style=\"font-weight: 400;\">\u30b5\u30fc\u30d0\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306f\u3001\u5358\u767a\u306e\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3067\u7d42\u308f\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n<\/span><b>\u300c\u76e3\u8996 \u2192 \u5206\u6790 \u2192 \u6539\u5584\u300d <\/b><span style=\"font-weight: 400;\">\u306e\u30b5\u30a4\u30af\u30eb\u3092\u7d99\u7d9a\u7684\u306b\u7e70\u308a\u8fd4\u3059\u3053\u3068\u3067\u3001\u5b89\u5b9a\u6027\u3068\u6027\u80fd\u3092\u7dad\u6301\u3057\u7d9a\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u307e\u305a\u3001\u5b9a\u671f\u7684\u306b\u30ed\u30b0\u3084\u5404\u7a2e\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u53ce\u96c6\u3057\u3001CPU\u30fb\u30e1\u30e2\u30ea\u30fbI\/O\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4f7f\u7528\u50be\u5411\u3092\u628a\u63e1\u3057\u307e\u3059\u3002<br \/>\n<\/span><span style=\"font-weight: 400;\">\u7570\u5e38\u5024\u3084\u77ac\u9593\u7684\u306a\u30b9\u30d1\u30a4\u30af\u3060\u3051\u3067\u306a\u304f\u30011\u9031\u9593\u30fb1\u304b\u6708\u3068\u3044\u3063\u305f\u9577\u671f\u7684\u306a\u4f38\u3073\u65b9\u3084\u30af\u30bb\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306e\u5019\u88dc\u3084\u5c06\u6765\u7684\u306a\u30ea\u30bd\u30fc\u30b9\u4e0d\u8db3\u3092\u4e88\u6e2c\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u6b21\u306b\u3001\u5206\u6790\u7d50\u679c\u3092\u3082\u3068\u306b\u6539\u5584\u65bd\u7b56\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<br \/>\n<\/span><span style=\"font-weight: 400;\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8a2d\u5b9a\u306e\u6700\u9069\u5316\u3001SQL\u30af\u30a8\u30ea\u306e\u6539\u5584\u3001\u30ab\u30fc\u30cd\u30eb\u30d1\u30e9\u30e1\u30fc\u30bf\u8abf\u6574\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u5c0e\u5165\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30b9\u30da\u30c3\u30af\u306e\u898b\u76f4\u3057\u306a\u3069\u3001\u6539\u5584\u7b56\u306b\u306f\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u65bd\u7b56\u3092\u5b9f\u65bd\u3057\u305f\u5f8c\u306f\u3001\u305d\u306e\u52b9\u679c\u3092\u5fc5\u305a\u691c\u8a3c\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<br \/>\n<\/span><span style=\"font-weight: 400;\">CLI \u30b3\u30de\u30f3\u30c9\uff08top\u3001iostat\u3001ss \u306a\u3069\uff09\u306b\u52a0\u3048\u3066\u3001Grafana\u30fbZabbix\u30fbCloudWatch \u3068\u3044\u3063\u305f\u76e3\u8996\u30c4\u30fc\u30eb\u3092\u6d3b\u7528\u3057\u3001\u30e1\u30c8\u30ea\u30af\u30b9\u306e\u5909\u5316\u3092\u8ffd\u3046\u3053\u3068\u3067\u3001\u6539\u5584\u304c\u5b9f\u969b\u306b\u52b9\u679c\u3092\u767a\u63ee\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3053\u306e\u7d99\u7d9a\u7684\u306a\u30b5\u30a4\u30af\u30eb\u3092\u7e70\u308a\u8fd4\u3059\u3053\u3068\u3067\u3001\u30b5\u30fc\u30d0\u306e\u5b89\u5b9a\u7a3c\u50cd\u30fb\u6027\u80fd\u5411\u4e0a\u30fb\u969c\u5bb3\u4e88\u9632\u304c\u53ef\u80fd\u3068\u306a\u308a\u3001<br \/>\n\u7d50\u679c\u3068\u3057\u3066\u904b\u7528\u30b3\u30b9\u30c8\u306e\u524a\u6e1b\u3084\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306e\u5411\u4e0a\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/span><\/p>\n<hr style=\"border: none; border-top: 5px double #333; margin: 20px 0;\" \/>\n<h1><b><span dir=\"auto\" style=\"vertical-align: inherit;\">7. 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aria-level=\"1\"><strong>\u7d99\u7d9a\u7684\u306b\u76e3\u8996\u3057\u3066\u8ca0\u8377\u72b6\u6cc1\u3092\u628a\u63e1<\/strong><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\"><br \/>\n\u5c0f\u3055\u306a\u6539\u5584\u3067\u3082\u7a4d\u307f\u91cd\u306d\u308b\u3053\u3068\u3067\u30b5\u30fc\u30d0\u5168\u4f53\u306e\u5b89\u5b9a\u6027\u304c\u5927\u304d\u304f\u5411\u4e0a\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3053\u308c\u3089\u306e\u624b\u9806\u3092\u7fd2\u6163\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u969c\u5bb3\u306b\u5f37\u304f\u3001\u5b89\u5b9a\u3057\u305f\u30b5\u30fc\u30d0\u904b\u7528\u304c\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<br \/>\n<\/span><span style=\"font-weight: 400;\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6539\u5584\u306f\u4e00\u5ea6\u304d\u308a\u3067\u306f\u306a\u304f\u3001\u7d99\u7d9a\u3059\u308b\u3053\u3068\u3067\u305d\u306e\u52b9\u679c\u304c\u6700\u5927\u5316\u3055\u308c\u307e\u3059\u3002<br \/>\n<\/span><span style=\"font-weight: 400;\">\u305c\u3072\u672c\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u77e5\u8b58\u3084\u30b3\u30de\u30f3\u30c9\u3092\u65e5\u3005\u306e\u904b\u7528\u306b\u53d6\u308a\u5165\u308c\u3066\u3001\u3088\u308a\u5feb\u9069\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30a4\u30f3\u30d5\u30e9\u74b0\u5883\u3092\u69cb\u7bc9\u3057\u3066\u3044\u3063\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n<\/span><\/p>\n<hr style=\"border: none; border-top: 5px double #333; margin: 20px 0;\" \/>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u306f\u3058\u3081\u306b Linux\u30b5\u30fc\u30d0\u30fc\u3092\u904b\u7528\u3057\u3066\u3044\u308b\u3068\u3001\u300c\u30b5\u30fc\u30d3\u30b9\u304c\u9045\u3044\u300d\u300c\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u4e0d\u5b89\u5b9a\u300d\u3068\u3044\u3063\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u306b\u76f4\u9762\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u3046\u3057\u305f\u554f\u984c\u306e\u591a\u304f\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u30ea\u30bd\u30fc\u30b9\u4e0d\u8db3\u3084\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u304c\u539f\u56e0\u3067\u3059\u3002 \u672c\u8a18\u4e8b\u3067 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