{"id":21483,"date":"2026-09-17T11:51:02","date_gmt":"2026-09-17T09:51:02","guid":{"rendered":"https:\/\/webhosting.de\/linux-vmstat-richtig-interpretieren-performanceanalyse-monitoring\/"},"modified":"2026-09-17T11:51:02","modified_gmt":"2026-09-17T09:51:02","slug":"linux%e3%81%aevmstat%e3%82%92%e6%ad%a3%e3%81%97%e3%81%8f%e8%a7%a3%e9%87%88%e3%81%99%e3%82%8b%e3%80%80%e3%83%91%e3%83%95%e3%82%a9%e3%83%bc%e3%83%9e%e3%83%b3%e3%82%b9%e5%88%86%e6%9e%90%e3%83%bb%e7%9b%a3","status":"publish","type":"post","link":"https:\/\/webhosting.de\/ja\/linux-vmstat-richtig-interpretieren-performanceanalyse-monitoring\/","title":{"rendered":"vmstat\u3092\u6b63\u3057\u304f\u89e3\u91c8\u3057\u3066\u3001Linux\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5206\u6790\u3092\u52b9\u679c\u7684\u306b\u884c\u3046"},"content":{"rendered":"<p>Linux\u306evmstat\u3092\u7684\u78ba\u306b\u8aad\u307f\u89e3\u304f\u65b9\u6cd5\u3092\u6559\u3048\u307e\u3059\u3002CPU\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3001\u30e1\u30e2\u30ea\u306e\u903c\u8feb\u72b6\u6cc1\u3001\u30b9\u30ef\u30c3\u30d7\u3001I\/O\u306e\u5f85\u3061\u6642\u9593\u3092\u308f\u305a\u304b\u6570\u79d2\u3067\u628a\u63e1\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 r\u3001b\u3001free\u3001si\/so\u3001bi\/bo\u3001us\/sy\/id\/wa\/st\u306e\u5404\u5217\u3092\u78ba\u5b9f\u306b\u89e3\u91c8\u3057\u3001\u305d\u306e\u30d1\u30bf\u30fc\u30f3\u304b\u3089\u5177\u4f53\u7684\u306a\u5bfe\u7b56\u3092\u5c0e\u304d\u51fa\u3059\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u5f53\u3066\u63a8\u91cf\u306b\u983c\u308b\u3053\u3068\u306a\u304f\u3001 <strong>\u30af\u30ea\u30a2<\/strong> \u30eb\u30fc\u30eb\u3002.<\/p>\n\n<h2>\u4e2d\u5fc3\u70b9<\/h2>\n\n<ul>\n  <li><strong>\u5b9f\u884c\u30ad\u30e5\u30fc<\/strong> vs. \u30dc\u30c8\u30eb\u30cd\u30c3\u30af\uff1ar \u306f CPU \u8ca0\u8377\u3092\u793a\u3057\u3001b \u306f I\/O \u5f85\u6a5f\u6642\u9593\u3092\u8b66\u544a\u3057\u307e\u3059\u3002.<\/li>\n  <li><strong>\u30e1\u30e2\u30ea<\/strong> \u73fe\u5b9f\u7684\u306b\u8a55\u4fa1\u3059\u308b\uff1a\u7121\u6599\u3067\u3042\u308b\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u3067\u3001\u305d\u306e\u5185\u5bb9\u3053\u305d\u304c\u6c7a\u3081\u624b\u3068\u306a\u308b\u3002.<\/li>\n  <li><strong>\u5165\u51fa\u529b<\/strong> \u6ce8\u76ee\u70b9\uff1awa\u304c\u4f4e\u3044\u307e\u307e\u306a\u3089\u3001bi\/bo\u306f\u554f\u984c\u306b\u306a\u3089\u306a\u3044\u3002.<\/li>\n  <li><strong>CPU\u306e\u30b7\u30a7\u30a2<\/strong> \u89e3\u91c8\uff1aus+sy\u304c\u9ad8\u3044\u3001id\u304c\u4f4e\u3044 \u2192 \u8ca0\u8377\u304c\u9ad8\u3044\u3002.<\/li>\n  <li><strong>\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3<\/strong> \u4f5c\u6210\uff1a\u65e5\u5e38\u751f\u6d3b\u306b\u304a\u3051\u308b\u4fa1\u5024\u89b3\u3068\u3001\u56f0\u96e3\u306a\u6642\u671f\u306e\u72b6\u6cc1\u3092\u6bd4\u8f03\u3059\u308b\u3002.<\/li>\n<\/ul>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/linux-vmstat-analyse-9847.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>vmstat\u306f\u5b9f\u969b\u306b\u306f\u4f55\u3092\u8868\u793a\u3057\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/h2>\n\n<p>vmstat \u306f\u3001\u30d7\u30ed\u30bb\u30b9\u306e\u72b6\u614b\u3001\u30e1\u30e2\u30ea\u3001\u30b9\u30ef\u30c3\u30d7\u3001\u30d6\u30ed\u30c3\u30af I\/O\u3001\u304a\u3088\u3073 CPU \u4f7f\u7528\u7387\u3092\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u51fa\u529b\u306b\u307e\u3068\u3081\u3001\u6570\u79d2\u3067 <strong>\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3067<\/strong> \u5370\u8c61\u7684\u306a\u7d50\u679c\u304c\u5f97\u3089\u308c\u307e\u3059\u3002\u307e\u305a\u3001r\/b\u306b\u3064\u3044\u3066\u306f\u300cprocs\u300d\u3092\u3001free\u3001buff\u3001cache\u3001si\/so\u306b\u3064\u3044\u3066\u306f\u300cmemory\/swap\u300d\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u6b21\u306b\u3001bi\/bo\u3067\u300cio\u300d\u3092\u691c\u8a3c\u3057\u3001\u6700\u5f8c\u306bus\u3001sy\u3001id\u3001wa\u3001\u304a\u3088\u3073\u30aa\u30d7\u30b7\u30e7\u30f3\u3067st\u306b\u3064\u3044\u3066\u300ccpu\u300d\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002 \u3053\u306e\u9806\u5e8f\u306f\u3001\u539f\u56e0\u3068\u7d50\u679c\u3092\u533a\u5225\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002r\u306e\u5024\u304c\u9ad8\u3044\u5834\u5408\u306f\u8a08\u7b97\u8ca0\u8377\u304c\u9ad8\u304f\u3001b\u306e\u5024\u304c\u9ad8\u3044\u5834\u5408\u306fI\/O\u306e\u5f85\u3061\u6642\u9593\u3092\u793a\u3057\u3001wa\u306fCPU\u306e\u30a2\u30a4\u30c9\u30eb\u6642\u9593\u3068I\/O\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u3092\u95a2\u9023\u4ed8\u3051\u3066\u3044\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001\u51e6\u7406\u8ca0\u8377\u3001\u30e1\u30e2\u30ea\u4e0d\u8db3\u3001\u3042\u308b\u3044\u306f\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u3069\u308c\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306b\u306a\u3063\u3066\u3044\u308b\u304b\u3092\u7279\u5b9a\u3067\u304d\u3001\u3055\u3089\u306b <strong>\u8fc2\u56de\u8def<\/strong>.<\/p>\n\n<h2>60\u79d2\u5f8c\u306b\u958b\u59cb\uff1a\u547c\u3073\u51fa\u3057\u3068\u9593\u9694<\/h2>\n\n<p>\u30d6\u30fc\u30c8\u76f4\u5f8c\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3092\u53d6\u5f97\u3059\u308b\u306b\u306f\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u306a\u3057\u3067\u300cvmstat\u300d\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u5206\u6790\u306b\u306f\u300cvmstat 1\u300d\u3092\u4f7f\u7528\u3059\u308b\u304b\u30015\u79d2\u3054\u3068\u306b12\u56de\u306e\u6e2c\u5b9a\u3092\u884c\u3046\u5834\u5408\u306f\u300cvmstat 5 12\u300d\u3092\u5b9f\u884c\u3057\u3001\u305d\u306e\u7d50\u679c\u3068\u3057\u3066 <strong>\u6642\u9593\u7684\u306a<\/strong> \u884c\u3002\u91cd\u8981\uff1a1\u884c\u76ee\u306f\u30b7\u30b9\u30c6\u30e0\u8d77\u52d5\u4ee5\u964d\u306e\u5e73\u5747\u5024\u3092\u53cd\u6620\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u79c1\u306f\u4e3b\u306b\u305d\u308c\u4ee5\u964d\u306e\u884c\u3092\u8a55\u4fa1\u3057\u3066\u3044\u307e\u3059\u3002 Delay\/Count \u3092\u4f7f\u3063\u3066\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u30ec\u30fc\u30c8\u3068\u7d99\u7d9a\u6642\u9593\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u77ed\u3044\u30d4\u30fc\u30af\u306e\u5834\u5408\u306f\u300cvmstat 1 30\u300d\u3068\u3044\u3063\u305f\u5177\u5408\u3067\u3059\u3002\u5909\u52d5\u306e\u6fc0\u3057\u3044\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3067\u306f 1\uff5e2 \u79d2\u3001\u5b89\u5b9a\u3057\u305f\u30b7\u30ca\u30ea\u30aa\u3067\u306f 5 \u79d2\u7a0b\u5ea6\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u500b\u3005\u306e\u30d5\u30ec\u30fc\u30e0\u3067\u306f\u306a\u304f\u50be\u5411\u3092\u89b3\u5bdf\u3059\u308b\u306e\u306f\u3001\u30d1\u30bf\u30fc\u30f3\u3053\u305d\u304c\u771f\u306e <strong>\u539f\u56e0<\/strong> \u30b7\u30e7\u30fc<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/vmstat_performance_4567.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30d7\u30ed\u30bb\u30b9\u3092\u8aad\u307f\u89e3\u304f\uff1a\u65e5\u5e38\u751f\u6d3b\u306b\u304a\u3051\u308b\u300cr\u300d\u3068\u300cb\u300d<\/h2>\n\n<p>r \u5217\u306f\u3001\u5b9f\u884c\u53ef\u80fd\u72b6\u614b\u3067 CPU \u6642\u9593\u3092\u5f85\u6a5f\u3057\u3066\u3044\u308b\u30b9\u30ec\u30c3\u30c9\u6570\u3092\u793a\u3057\u3001b \u5217\u306f\u3001\u591a\u304f\u306e\u5834\u5408 I\/O \u5f85\u6a5f\u4e2d\u306e\u30d6\u30ed\u30c3\u30af\u3055\u308c\u305f\u30b9\u30ec\u30c3\u30c9\u6570\u3092\u30ab\u30a6\u30f3\u30c8\u3057\u307e\u3059\u3002r \u306e\u5024\u304c\u7269\u7406\u30b3\u30a2\u6570\u3088\u308a\u660e\u3089\u304b\u306b\u591a\u3044\u5834\u5408\u3001\u6b21\u306e\u3088\u3046\u306a\u7591\u554f\u304c\u6d6e\u304b\u3073\u307e\u3059\u3002 <strong>CPU\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af<\/strong> ; 4\u30b3\u30a2\u306e\u5834\u5408\u3001r=8\u304c\u9577\u6642\u9593\u306b\u308f\u305f\u3063\u3066\u7d9a\u3051\u3070\u3001\u660e\u78ba\u306a\u30b7\u30b0\u30ca\u30eb\u3068\u898b\u306a\u3055\u308c\u307e\u3059\u3002b\u5024\u304c0\u3088\u308a\u5927\u304d\u304f\u3001\u305d\u308c\u304c\u9577\u6642\u9593\u306b\u308f\u305f\u3063\u3066\u7d9a\u304f\u5834\u5408\u306f\u3001\u8aad\u307f\u8fbc\u307f\u306b\u6642\u9593\u304c\u304b\u304b\u308b\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u8ca0\u8377\u904e\u591a\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u3042\u308b\u3044\u306f\u9045\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084\u30b9\u30c8\u30ec\u30fc\u30b8\u30d1\u30b9\u3092\u793a\u5506\u3057\u3066\u3044\u307e\u3059\u3002 \u79c1\u306f r \u3092 us+sy \u304a\u3088\u3073 id \u3068\u76f8\u95a2\u3055\u305b\u3066\u3044\u307e\u3059\u3002id \u304c\u4f4e\u304f r \u304c\u9ad8\u3044\u5834\u5408\u306f CPU \u304c\u8ca0\u8377\u306b\u82e6\u3057\u3093\u3067\u304a\u308a\u3001wa \u3068 b \u304c\u9ad8\u3044\u5834\u5408\u306f I\/O \u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u3046\u3057\u3066\u3001\u6f14\u7b97\u80fd\u529b\u3092\u30b9\u30b1\u30fc\u30eb\u30a2\u30c3\u30d7\u3059\u308b\u304b\u3001\u30af\u30a8\u30ea\u3092\u6700\u9069\u5316\u3059\u308b\u304b\u3001\u3042\u308b\u3044\u306f <strong>\u30b9\u30c8\u30ec\u30fc\u30b8\u30b7\u30b9\u30c6\u30e0<\/strong> \u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002<\/p>\n\n<h2>\u30e1\u30e2\u30ea\u306e\u89e3\u91c8\uff1afree\u3001buff\u3001cache\u3001swpd<\/h2>\n\n<p>Linux\u3067\u306ffree\u306e\u5024\u304c\u4f4e\u3044\u306e\u306f\u666e\u901a\u306e\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u30ab\u30fc\u30cd\u30eb\u304cRAM\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u3057\u3066\u7a4d\u6975\u7684\u306b\u5229\u7528\u3057\u3001\u30d5\u30a1\u30a4\u30eb\u30a2\u30af\u30bb\u30b9\u3092\u9ad8\u901f\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u5b9f\u969b\u306e <strong>\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8<\/strong> \u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u79c1\u306f\u300cfree\u300d\u5358\u72ec\u3088\u308a\u3082\u3001\u300cswpd\u300d\u3084\u30b9\u30ef\u30c3\u30d7\u30b9\u30c8\u30ea\u30fc\u30e0\u306e\u300csi\/so\u300d\u306e\u65b9\u3092\u91cd\u8996\u3057\u3066\u3044\u307e\u3059\u3002\u30ad\u30e3\u30c3\u30b7\u30e5\u91cf\u304c\u591a\u3044\u306e\u306f\u826f\u3044\u3053\u3068\u3067\u3059\u304c\u3001\u305d\u308c\u306f\u300csi\/so\u300d\u304c\u307b\u307c\u5e38\u306b0\u306e\u307e\u307e\u3067\u3042\u308b\u9650\u308a\u3067\u3059\u3002\u6301\u7d9a\u7684\u306a\u30b9\u30ef\u30c3\u30d7\u306e\u5909\u52d5\u304c\u3042\u3063\u3066\u521d\u3081\u3066\u3001\u771f\u306e\u8ca0\u8377\u304c\u793a\u3055\u308c\u308b\u306e\u3067\u3059\u3002 \u3055\u3089\u306b\u30ec\u30a4\u30c6\u30f3\u30b7\u304c\u767a\u751f\u3057\u305f\u308a\u3001OOM\u306b\u81f3\u3063\u305f\u308a\u3057\u305f\u5834\u5408\u306f\u3001RAM\u306e\u5897\u8a2d\u3001\u30d7\u30ed\u30bb\u30b9\u306e\u9069\u6642\u30c8\u30ea\u30df\u30f3\u30b0\u3001\u3042\u308b\u3044\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u3084JVM\u30b5\u30a4\u30ba\u306e\u8abf\u6574\u3068\u3044\u3063\u305f\u63aa\u7f6e\u3092\u8b1b\u3058\u307e\u3059\u3002\u91cd\u8981\u306a\u306e\u306f\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u3059\u3002\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3001\u30e1\u30e2\u30ea\u5bb9\u91cf\u3001NUMA\u30ec\u30a4\u30a2\u30a6\u30c8\u306b\u3088\u3063\u3066\u3001\u3042\u306a\u305f\u306e\u74b0\u5883\u306b\u304a\u3044\u3066\u4f55\u304c <strong>\u5065\u5eb7\u7684<\/strong> \u304c\u9069\u7528\u3055\u308c\u308b\u3002.<\/p>\n\n<h2>\u30b9\u30ef\u30c3\u30d7\u53d6\u5f15\uff1a\u3044\u305a\u308c\u306b\u305b\u3088\u5206\u985e\u3059\u308b<\/h2>\n\n<p>\u300csi\/so\u300d\u306e\u5217\u306f\u3001RAM\u3068\u30b9\u30ef\u30c3\u30d7\u9593\u306e\u7d99\u7d9a\u7684\u306a\u30c7\u30fc\u30bf\u8ee2\u9001\u91cf\u3092KB\/s\u5358\u4f4d\u3067\u6e2c\u5b9a\u3057\u3066\u304a\u308a\u3001\u5358\u306a\u308b\u300c\u611f\u899a\u7684\u306a\u300d\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u5b9f\u969b\u306e\u30e1\u30e2\u30ea\u8ca0\u8377\u3092\u53ef\u8996\u5316\u3057\u3066\u3044\u307e\u3059\u3002 <strong>\u6b20\u9665<\/strong>. \u77ed\u6642\u9593\u306e\u30d4\u30fc\u30af\u306f\u6b63\u5e38\u306a\u73fe\u8c61\u3067\u3042\u308a\u3001\u4f8b\u3048\u3070\u3081\u3063\u305f\u306b\u5229\u7528\u3055\u308c\u306a\u3044\u30da\u30fc\u30b8\u304c\u30b9\u30ef\u30c3\u30d7\u3055\u308c\u308b\u969b\u306a\u3069\u306b\u767a\u751f\u3057\u307e\u3059\u3002\u554f\u984c\u3068\u306a\u308b\u306e\u306f\u3001si \u3084 so \u306e\u5024\u304c\u7d99\u7d9a\u7684\u306b 0 \u3088\u308a\u5927\u304d\u3044\u307e\u307e\u306e\u5834\u5408\u3067\u3059\u3002\u30b9\u30ef\u30c3\u30d7\u304c\u767a\u751f\u3059\u308b\u305f\u3073\u306b\u8ffd\u52a0\u306e I\/O \u8ca0\u8377\u304c\u751f\u3058\u308b\u305f\u3081\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u52d5\u4f5c\u304c\u9045\u304f\u306a\u308a\u307e\u3059\u3002 so\u306e\u5024\u304c\u9ad8\u3044\u5834\u5408\u306f\u3001\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u30b9\u30ef\u30c3\u30d7\u304c\u884c\u308f\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u304a\u308a\u3001\u5fdc\u7b54\u6642\u9593\u304c\u8457\u3057\u304f\u60aa\u5316\u3057\u307e\u3059\u3002\u3053\u306e\u6642\u70b9\u3067\u3001\u79c1\u306f\u539f\u56e0\u306e\u7279\u5b9a\u3092\u505c\u6b62\u3057\u307e\u3059\uff1a\u30e1\u30e2\u30ea\u6d88\u8cbb\u91cf\u306e\u524a\u6e1b\u3001RAM\u306e\u5897\u8a2d\u3001\u307e\u305f\u306f\u30e1\u30e2\u30ea\u3092\u5927\u91cf\u306b\u6d88\u8cbb\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u306e <strong>\u66f2<\/strong>.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/vmstat-linux-performance-analysis-6234.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30d6\u30ed\u30c3\u30afI\/O\u306e\u7406\u89e3\uff1abi\u3068bo<\/h2>\n\n<p>bi\/bo \u3092\u4f7f\u3048\u3070\u30011\u79d2\u3042\u305f\u308a\u306e\u30d6\u30ed\u30c3\u30af\u5358\u4f4d\u306e\u8aad\u307f\u66f8\u304d\u901f\u5ea6\u3092\u628a\u63e1\u3067\u304d\u307e\u3059\u304c\u3001\u6587\u8108\u304c\u306a\u3051\u308c\u3070\u305d\u308c\u3092\u8a55\u4fa1\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u91cd\u8981\u306a\u306e\u306f\u3001 <strong>\u30a6\u30a8<\/strong>. bi\/bo\u306e\u5024\u304c\u9ad8\u304f\u3001\u540c\u6642\u306bwa\u5024\u3082\u9ad8\u3044\u5834\u5408\u306f\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u51e6\u7406\u306b\u8ffd\u3044\u3064\u3044\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002bi\u306e\u5024\u304c\u9ad8\u3044\u72b6\u614b\u3067\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u554f\u984c\u304c\u751f\u3058\u305f\u5834\u5408\u306f\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3092\u4ea4\u63db\u3059\u308b\u524d\u306b\u3001\u30af\u30a8\u30ea\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3068\u30ad\u30e3\u30c3\u30b7\u30e5\u30d2\u30c3\u30c8\u7387\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002 \u3088\u308a\u8a73\u7d30\u306a\u30bf\u30a4\u30df\u30f3\u30b0\u5206\u6790\u3092\u884c\u3046\u969b\u306f\u3001iostat\u3092\u4f7f\u7528\u3057\u3066\u30ad\u30e5\u30fc\u306e\u9577\u3055\u3084\u30ec\u30a4\u30c6\u30f3\u30b7\u3092\u5206\u6790\u3057\u3001 <a href=\"https:\/\/webhosting.de\/ja\/%e3%82%b5%e3%83%bc%e3%83%90%e3%83%bc-io-%e5%be%85%e6%a9%9f-%e5%88%86%e6%9e%90-iostat-vmstat-%e3%83%a1%e3%83%88%e3%83%aa%e3%82%af%e3%82%b9-%e3%83%87%e3%82%a3%e3%82%b9%e3%82%af\/\">I\/O\u5f85\u6a5f\u6642\u9593\u306e\u5206\u6790<\/a> \u305d\u3057\u3066\u3001\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u7684\u78ba\u306b\u89e3\u6c7a\u3067\u304d\u308b\u3002wa\u304c\u4f4e\u3044\u307e\u307e\u306a\u306e\u306b\u3001bi\/bo\u304c\u9577\u671f\u7684\u306b\u6025\u5897\u3057\u305f\u5834\u5408\u306b\u306e\u307f\u3001\u79c1\u306f <strong>\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0<\/strong> \u30b9\u30c8\u30ec\u30fc\u30b8\u30b7\u30b9\u30c6\u30e0\u306e\u4ed5\u69d8\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n<h2>CPU\u306e\u5272\u5408\uff1aus\u3001sy\u3001id\u3001wa\u3001st<\/h2>\n\n<p>wa\u304c\u4f4e\u3044\u72b6\u614b\u3067us\u306e\u5024\u304c\u9ad8\u3044\u5834\u5408\u306f\u751f\u7523\u7684\u306a\u6709\u7528\u4f5c\u696d\u304c\u884c\u308f\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u3001\u4e00\u65b9\u3001sy\u306e\u5024\u304c\u9ad8\u3044\u5834\u5408\u306f\u3001\u7121\u6570\u306e\u5c0f\u3055\u306aI\/O\u64cd\u4f5c\u3084\u591a\u6570\u306e <strong>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u5909\u66f4<\/strong>. id\u304c0\u8fd1\u304f\u307e\u3067\u4f4e\u4e0b\u3057\u3001\u305d\u306e\u72b6\u614b\u304c\u7d9a\u304f\u5834\u5408\u3001CPU\u306f\u9650\u754c\u307e\u3067\u7a3c\u50cd\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306br\u304c\u9ad8\u3044\u5024\u304c\u7d44\u307f\u5408\u308f\u3055\u308b\u3068\u3001\u8a08\u7b97\u8ca0\u8377\u304c\u9ad8\u3044\u3053\u3068\u3092\u793a\u5506\u3057\u307e\u3059\u3002wa\u304c\u4e0a\u6607\u3059\u308b\u5834\u5408\u306f\u3001CPU\u304cI\/O\u3092\u5f85\u6a5f\u3057\u3066\u3044\u308b\u72b6\u614b\u3067\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u5fae\u8abf\u6574\u306f\u3001CPU\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3088\u308a\u3082\u5927\u304d\u306a\u52b9\u679c\u3092\u3082\u305f\u3089\u3059\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002 VM\u3067\u306f\u3001st\uff08steal\uff09\u306b\u6ce8\u76ee\u3057\u3066\u3044\u307e\u3059\u3002st\u306e\u5024\u304c\u9ad8\u3044\u5834\u5408\u306f\u3001\u30cf\u30a4\u30d1\u30fc\u30d0\u30a4\u30b6\u30fc\u304cCPU\u6642\u9593\u3092\u5272\u308a\u5f53\u3066\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u904b\u7528\u62c5\u5f53\u8005\u3068\u30db\u30b9\u30c8\u306e\u4f7f\u7528\u7387\u306b\u3064\u3044\u3066\u8a71\u3057\u5408\u3044\u307e\u3059\u3002\u79c1\u306f\u5e38\u306bus+sy\u3092\u5408\u8a08\u5024\u3068\u3057\u3066\u8a55\u4fa1\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u30a2\u30af\u30c6\u30a3\u30d6\u306a <strong>\u52b4\u50cd<\/strong> \u30b7\u30b9\u30c6\u30e0\u5185\u3002.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/vmstat_linux_perf_Bild_7392.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30af\u30a4\u30c3\u30af\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\uff1a\u5217\u3068\u76ee\u5b89\u5024<\/h2>\n\n<p>\u4ee5\u4e0b\u306e\u8868\u306f\u3001vmstat\u306e\u51fa\u529b\u3092\u6700\u521d\u306b\u78ba\u8a8d\u3059\u308b\u969b\u306e\u3001\u624b\u77ed\u306a\u30e1\u30e2\u3068\u3057\u3066\u6d3b\u7528\u3057\u3066\u3044\u307e\u3059\u3002 <strong>\u8a55\u4fa1<\/strong> \u3056\u3063\u3068\u76ee\u3092\u901a\u3059\u3002.<\/p>\n\n<table>\n  <thead>\n    <tr>\n      <th>\u5217<\/th>\n      <th>\u610f\u5473<\/th>\n      <th>\u6ce8\u610f\u3057\u3066\u3044\u308b\u3053\u3068<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>r<\/td>\n      <td>\u5b9f\u884c\u53ef\u80fd\u306a\u30b9\u30ec\u30c3\u30c9<\/td>\n      <td>\u300c\u6c38\u7d9a\u7684\u300d &gt; \u30b3\u30a2 \u2192 <strong>CPU\u8ca0\u8377<\/strong><\/td>\n    <\/tr>\n    <tr>\n      <td>b<\/td>\n      <td>\u30ed\u30c3\u30af\u3055\u308c\u305f\u30b9\u30ec\u30c3\u30c9<\/td>\n      <td>\u5b9a\u6570 &gt; 0 + wa \u4e0a\u6607 \u2192 I\/O \u554f\u984c<\/td>\n    <\/tr>\n    <tr>\n      <td>\u7121\u6599<\/td>\n      <td>\u30d5\u30ea\u30fc\u30e9\u30e0<\/td>\n      <td>si\/so \u304c \u2248 0 \u306e\u307e\u307e\u3067\u3042\u308b\u9650\u308a\u3001\u4f4e\u3044\u5024\u3067\u3082\u554f\u984c\u306a\u3044<\/td>\n    <\/tr>\n    <tr>\n      <td>buff\/cache<\/td>\n      <td>FS\u30d0\u30c3\u30d5\u30a1\uff0f\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5<\/td>\n      <td>\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u591a\u3044\u306e\u306f\u826f\u3044\u3053\u3068\uff1b\u516c\u958b\u53ef <strong>\u306b\u306a\u308b<\/strong><\/td>\n    <\/tr>\n    <tr>\n      <td>\u30b7\/\u30bd<\/td>\n      <td>\u30b9\u30ef\u30c3\u30d7\u30fb\u30a4\u30f3\uff0f\u30a2\u30a6\u30c8<\/td>\n      <td>\u5b9a\u5e38 &gt; 0 \u2192 \u5b9f\u8caf\u8535\u5727\u529b<\/td>\n    <\/tr>\n    <tr>\n      <td>bi\/bo<\/td>\n      <td>\u30d6\u30ed\u30c3\u30afI\/O<\/td>\n      <td>wa\u304c\u540c\u6642\u306b\u9ad8\u3044\u5834\u5408\u306e\u307f\u3001\u6279\u5224\u7684\u3067\u3042\u308b<\/td>\n    <\/tr>\n    <tr>\n      <td>us\/sy<\/td>\n      <td>\u30e6\u30fc\u30b6\u30fc\uff0f\u30ab\u30fc\u30cd\u30eb<\/td>\n      <td>us+sy \u6301\u7d9a &gt; 80% \u2192 \u9ad8 <strong>\u8ca0\u8377<\/strong><\/td>\n    <\/tr>\n    <tr>\n      <td>\u30a2\u30a4\u30c9\u30eb<\/td>\n      <td>\u30a2\u30a4\u30c9\u30ea\u30f3\u30b0<\/td>\n      <td>0\u4ed8\u8fd1\u3067\u6642\u9593\u304c\u7d4c\u904e \u2192 CPU\u304c\u98fd\u548c\u72b6\u614b<\/td>\n    <\/tr>\n    <tr>\n      <td>\u30a6\u30a8<\/td>\n      <td>I\/O\u5f85\u6a5f<\/td>\n      <td>b\u5927\u6587\u5b57\u306e\u300cHoch\u300d\u2192 \u539f\u56e0\u306f\u30b9\u30c8\u30ec\u30fc\u30b8<\/td>\n    <\/tr>\n    <tr>\n      <td>\u30b9\u30c8<\/td>\n      <td>\u30b9\u30c6\u30a3\u30fc\u30eb\uff08VM\uff09<\/td>\n      <td>\u9ad8 \u2192 \u30cf\u30a4\u30d1\u30fc\u30d0\u30a4\u30b6\u30fc\u304c <strong>CPU<\/strong>-\u6642\u9593<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n\n<h2>\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3068\u7d99\u7d9a\u7684\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0<\/h2>\n\n<p>\u79c1\u306f\u5358\u767a\u306e\u30c7\u30fc\u30bf\u306b\u983c\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u5e73\u7a4f\u306a\u6642\u671f\u306e\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u5024\u3068\u7167\u3089\u3057\u5408\u308f\u305b\u3066\u5024\u3092\u8abf\u6574\u3057\u3001\u5916\u308c\u5024\u3092\u6b63\u78ba\u306b <strong>\u8a8d\u8b58\u3059\u308b<\/strong>. \u300cvmstat 1 60\u300d\u3092\u5b9f\u884c\u3059\u308b\u3068\u30011\u5206\u9593\u306e\u8ca0\u8377\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u304c\u5f97\u3089\u308c\u3001\u305d\u308c\u3092\u65e2\u77e5\u306e\u901a\u5e38\u72b6\u614b\u3068\u6bd4\u8f03\u3057\u307e\u3059\u3002\u904e\u53bb\u306e\u72b6\u6cc1\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3001 <a href=\"https:\/\/webhosting.de\/ja\/sar-sysstat-linux-%e3%82%b5%e3%83%bc%e3%83%90%e3%83%bc%e7%9b%a3%e8%a6%96\/\">sar\/sysstat \u306e\u76e3\u8996<\/a>, \u3001\u6570\u65e5\u5358\u4f4d\u306e\u50be\u5411\u3092\u8a55\u4fa1\u3057\u3001\u95be\u5024\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u3067\u3059\u3002\u30a2\u30e9\u30fc\u30c8\u8a2d\u5b9a\u306f\u4fdd\u5b88\u7684\u306b\u884c\u3063\u3066\u3044\u307e\u3059\uff1aKernel\u306b\u5bfe\u3059\u308br\u3001\u8907\u6570\u306e\u533a\u9593\u306b\u304a\u3044\u3066si\/so\u304c0\u3068\u7570\u306a\u308b\u3053\u3068\u3001wa\u304c\u8457\u3057\u304f\u4e0a\u6607\u3057\u3066\u3044\u308b\u3053\u3068\u306a\u3069\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u9045\u5ef6\u306e\u5831\u544a\u304c\u3042\u308b\u524d\u3084\u3001 <strong>\u30d4\u30fc\u30af<\/strong>-\u30d5\u30a7\u30fc\u30ba\u304c\u30a8\u30b9\u30ab\u30ec\u30fc\u30c8\u3059\u308b\u3002.<\/p>\n\n<h2>Vmstat\u3068\u305d\u306e\u4ed6\u306e\u30c4\u30fc\u30eb\u306e\u4f75\u7528<\/h2>\n\n<p>\u307e\u305avmstat\u3092\u5b9f\u884c\u3057\u3001\u305d\u306e\u50be\u5411\u306b\u57fa\u3065\u3044\u3066\u5224\u65ad\u3092\u4e0b\u3057\u305f\u5f8c\u3001iostat\u3001mpstat\u3001pidstat\u3001\u3042\u308b\u3044\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30e1\u30c8\u30ea\u30af\u30b9\u306a\u3069\u3092\u6d3b\u7528\u3057\u3066\u539f\u56e0\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306b\u3001\u7684\u3092\u7d5e\u3063\u3066\u8a73\u7d30\u306a\u5206\u6790\u3092\u884c\u3044\u307e\u3059\u3002 <strong>\u30af\u30ea\u30a2<\/strong> \u5272\u308a\u5f53\u3066\u308b\u3002vmstat\u3067\u306fI\/O\u5f85\u3061\u6642\u9593\u3092\u8868\u793a\u3057\u3001iostat\u3067\u306f\u30c7\u30d0\u30a4\u30b9\u3054\u3068\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u3068\u30ad\u30e5\u30fc\u3092\u6e2c\u5b9a\u3059\u308b\u3002r\u306f\u30ab\u30fc\u30cd\u30eb\u30ea\u30df\u30c3\u30c8\u3092\u793a\u3057\u3001mpstat\u306f\u30ab\u30fc\u30cd\u30eb\u306e\u975e\u5bfe\u79f0\u6027\u3092\u793a\u3059\u3002\u30d7\u30ed\u30bb\u30b9\u306e\u30d4\u30fc\u30af\u8ca0\u8377\u6642\u306b\u306f <a href=\"https:\/\/webhosting.de\/ja\/pidstat-linux-%e3%83%97%e3%83%ad%e3%82%bb%e3%82%b9%e5%88%86%e6%9e%90-%e3%83%a2%e3%83%8b%e3%82%bf%e3%83%aa%e3%83%b3%e3%82%b0\/\">pidstat \u30d7\u30ed\u30bb\u30b9\u5206\u6790<\/a> \u6642\u9593\u306b\u95a2\u3059\u308b\u6700\u3082\u6fc0\u3057\u3044\u8b70\u8ad6\u3002\u30ed\u30b0\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3068\u306e\u76f8\u95a2\u95a2\u4fc2\u304c\u3001\u305d\u306e\u5168\u4f53\u50cf\u3092\u660e\u78ba\u306b\u3057\u3001\u79c1\u3092\u771f\u5b9f\u306b\u5c0e\u3044\u3066\u304f\u308c\u308b\u306e\u3060\u3002 <strong>\u539f\u56e0<\/strong>.<\/p>\n\n<h2>\u30d1\u30bf\u30fc\u30f3\u3092\u8a8d\u8b58\u3057\u3001\u884c\u52d5\u3059\u308b<\/h2>\n\n<p>r\u304c\u9ad8\u3044\u3001id\u304c\u4f4e\u3044\u3001wa\u304c\u4e2d\u7a0b\u5ea6\u3068\u8868\u793a\u3055\u308c\u308b\u5834\u5408\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u8a08\u7b97\u8ca0\u8377\u304c\u9ad8\u304f\u306a\u308a\u3059\u304e\u308b\u3088\u3046\u306b\u6700\u9069\u5316\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u305f\u3081\u3001\u5b9f\u884c\u3059\u308b\u524d\u306b\u30b3\u30fc\u30c9\u3084\u4e26\u5217\u51e6\u7406\u3092\u78ba\u8a8d\u3057\u3001CPU\u30ea\u30bd\u30fc\u30b9\u3092\u8a08\u753b\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002 <strong>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2<\/strong> \u78ba\u8a8d\u3057\u307e\u3059\u3002b\u3001wa\u3001bi\/bo\u304c\u540c\u6642\u306b\u4e0a\u6607\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3001\u30af\u30a8\u30ea\u306e\u6700\u9069\u5316\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u691c\u8a0e\u3057\u307e\u3059\u3002free\u304c\u4f4e\u304f\u3001si\/so\u304c0\u3088\u308a\u5927\u304d\u3044\u5834\u5408\u306f\u3001\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3092\u524a\u6e1b\u3059\u308b\u304b\u3001\u7d50\u679c\u3092\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3059\u308b\u304b\u3001RAM\u3092\u5897\u8a2d\u3057\u307e\u3059\u3002 us\u304c\u4e2d\u7a0b\u5ea6\u3001sy\u304c\u975e\u5e38\u306b\u9ad8\u3044\u5834\u5408\u306f\u3001\u30d1\u30b1\u30c3\u30c8\u30d5\u30a3\u30eb\u30bf\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3001\u307e\u305f\u306f\u30c9\u30e9\u30a4\u30d0\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u3053\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u8fc5\u901f\u306b\u5bfe\u51e6\u3057\u3001\u6700\u3082\u52b9\u679c\u7684\u306a\u5834\u6240\u306b\u6642\u9593\u3092\u5272\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 <strong>\u30ab\u30a6\u30f3\u30c8<\/strong>.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/vmstat-linux-analyst-7645.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u6e2c\u5b9a\u8aa4\u5dee\u3092\u9632\u3050\uff1a\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3001\u5358\u4f4d\u3001\u6700\u521d\u306e\u884c<\/h2>\n\n<p>\u79c1\u306f\u610f\u56f3\u7684\u306b\u3001\u6700\u521d\u306e\u884c\u3092\u6025\u6fc0\u306a\u969c\u5bb3\u306e\u691c\u51fa\u306b\u306f\u7528\u3044\u307e\u305b\u3093\u3002\u3068\u3044\u3046\u306e\u3082\u3001\u3053\u306e\u884c\u306f\u8d77\u52d5\u6642\u304b\u3089\u5e73\u5747\u5316\u3092\u884c\u3063\u3066\u304a\u308a\u3001\u30d4\u30fc\u30af\u3092\u5b8c\u5168\u306b\u5e73\u6ed1\u5316\u3057\u3066\u3057\u307e\u3046\u304b\u3089\u3067\u3059\u3002 \u307e\u305f\u3001\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u30ec\u30fc\u30c8\u306f\u539f\u56e0\u306e\u4eee\u8aac\u306b\u57fa\u3065\u3044\u3066\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002CPU\u306e\u30d4\u30fc\u30af\u306f1\u79d2\u9593\u9694\u3067\u3001\u7de9\u3084\u304b\u306a\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306f5\uff5e10\u79d2\u9593\u9694\u3067\u6355\u6349\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002 \u5358\u4f4d\u306b\u3082\u6ce8\u610f\u3092\u6255\u3063\u3066\u3044\u307e\u3059\uff1asi\/so\u306fKB\/s\u3001bi\/bo\u306f\u300c\u30d6\u30ed\u30c3\u30af\/\u79d2\u300d\u3067\u3059\uff08\u6b74\u53f2\u7684\u306b\u306f1\u30d6\u30ed\u30c3\u30af\u3042\u305f\u308a1KB\u3067\u3059\u304c\u3001vmstat\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\uff09\u3002 \u300cvmstat -w\u300d\uff08\u8a73\u7d30\u51fa\u529b\uff09\u3067\u5217\u306e\u5207\u308a\u6368\u3066\u304c\u767a\u751f\u3057\u306a\u3044\u304b\u3001\u307e\u305f\u30af\u30ed\u30c3\u30af\u5468\u6ce2\u6570\u306e\u5909\u5316\uff08P\u30b9\u30c6\u30fc\u30c8\u3001\u30bf\u30fc\u30dc\uff09\u304c\u77ed\u671f\u7684\u306a\u8ca0\u8377\u306e\u8a8d\u8b58\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u306a\u3044\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002 \u6e2c\u5b9a\u306f\u3001\u5358\u306b\u300c1\u5206\u5358\u4f4d\u300d\u3092\u76f2\u76ee\u7684\u306b\u89b3\u5bdf\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d4\u30fc\u30af\u3068\u540c\u671f\u3055\u305b\u3066\u884c\u3044\u307e\u3059\u3002.<\/p>\n\n<h2>\u30b7\u30b9\u30c6\u30e0\u30bb\u30af\u30b7\u30e7\u30f3\u306e\u89e3\u8aad\uff1ain \u304a\u3088\u3073 cs<\/h2>\n\n<p>procs\/memory\/swap\/io\/cpu \u306e\u307b\u304b\u3001vmstat \u306f\u300csystem\u300d\u3082\u8868\u793a\u3057\u307e\u3059\uff1a <strong>\u306b\u65bc\u3044\u3066<\/strong> (1\u79d2\u3042\u305f\u308a\u306e\u5272\u308a\u8fbc\u307f\u6570) \u304a\u3088\u3073 <strong>cs<\/strong> (\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30b9\u30a4\u30c3\u30c1\/\u79d2)\u3002\u3053\u306e2\u3064\u306e\u5024\u304b\u3089\u306f\u3001\u30ab\u30fc\u30cd\u30eb\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u306b\u3064\u3044\u3066\u591a\u304f\u306e\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002.<\/p>\n<ul>\n  <li>cs\u304c\u3001\u9069\u5ea6\u306a\u8ca0\u8377\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u975e\u5e38\u306b\u9ad8\u3044\u5834\u5408\uff1a\u30b9\u30ec\u30c3\u30c9\u306e\u30d5\u30e9\u30c3\u30bf\u30fc\u3001\u30ef\u30fc\u30ab\u30fc\u30d0\u30c3\u30c1\u306e\u30b5\u30a4\u30ba\u304c\u5c0f\u3055\u3059\u304e\u308b\u3001\u307e\u305f\u306f\u30ed\u30c3\u30af\u306e\u7af6\u5408\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u30d0\u30c3\u30c1\u30b5\u30a4\u30ba\u3092\u62e1\u5927\u3057\u3001\u4e26\u5217\u51e6\u7406\uff08\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\uff09\u3092\u8abf\u6574\u3057\u3001\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u3084\u30df\u30e5\u30fc\u30c6\u30c3\u30af\u30b9\u306e\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002.<\/li>\n  <li>\u6025\u6fc0\u306a\u4e0a\u6607\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u307e\u305f\u306f\u30b9\u30c8\u30ec\u30fc\u30b8\u5272\u308a\u8fbc\u307f\u306e\u96c6\u4e2d\u767a\u751f\u3001NAPI\uff0f\u30dd\u30fc\u30ea\u30f3\u30b0\u52b9\u679c\u3001\u3042\u308b\u3044\u306f\u30bf\u30a4\u30de\u30fc\u5272\u308a\u8fbc\u307f\u306a\u3069\u3002sy\u306e\u5272\u5408\u3084iostat\u306e\u5206\u6790\u7d50\u679c\u3068\u7167\u3089\u3057\u5408\u308f\u305b\u3066\u3001\u30c9\u30e9\u30a4\u30d0\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7d4c\u8def\u3092\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002.<\/li>\n  <li>cs \u304c r \u306b\u6bd4\u4f8b\u3057\u3066\u3044\u308b\uff1a\u3053\u308c\u306f\u3001\u904e\u5ea6\u306a\u4e26\u5217\u51e6\u7406\u306b\u3088\u308b\u7d76\u3048\u9593\u306a\u3044\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u5207\u308a\u66ff\u3048\u306e\u8ca0\u8377\u3092\u793a\u5506\u3057\u3066\u3044\u307e\u3059\u3002\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u4e26\u5217\u51e6\u7406\u3092\u6291\u5236\u3059\u308b\u304b\u3001\u30db\u30c3\u30c8\u30b9\u30ec\u30c3\u30c9\u3092\u30b3\u30a2\u306b\u56fa\u5b9a\u3057\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p>\u79c1\u306f\u5e38\u306b in\/cs \u3092 sy \u304a\u3088\u3073 b\/wa \u3068\u76f8\u95a2\u3055\u305b\u3066\u5206\u6790\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u521d\u3081\u3066\u3001\u30ab\u30fc\u30cd\u30eb\u306e\u51e6\u7406\u304c\u6709\u610f\u7fa9\u306a\u3082\u306e\uff08\u4f8b\u3048\u3070\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\uff09\u306a\u306e\u304b\u3001\u305d\u308c\u3068\u3082\u5358\u306a\u308b\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u306a\u306e\u304b\u304c\u660e\u78ba\u306b\u628a\u63e1\u3067\u304d\u308b\u306e\u3067\u3059\u3002.<\/p>\n\n<h2>\u5f79\u7acb\u3064vmstat\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u3068\u30aa\u30d7\u30b7\u30e7\u30f3<\/h2>\n\n<p>vmstat\u3092\u67d4\u8edf\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30c4\u30fc\u30eb\u3092\u5207\u308a\u66ff\u3048\u308b\u3053\u3068\u306a\u304f\u3001\u65b0\u305f\u306a\u8996\u70b9\u3092\u5f97\u3066\u3044\u307e\u3059\uff1a<\/p>\n<ul>\n  <li><strong>vmstat -s<\/strong>: \u7d2f\u7a4d\u30ab\u30a6\u30f3\u30bf\u30fc\uff08\u4f8b\uff1a\u8d77\u52d5\u4ee5\u6765\u958b\u59cb\u3055\u308c\u305f\u30d7\u30ed\u30bb\u30b9\u6570\u3001\u30e1\u30b8\u30e3\u30fc\uff0f\u30de\u30a4\u30ca\u30fc\u30fb\u30da\u30fc\u30b8\u30d5\u30a9\u30fc\u30eb\u30c8\u6570\uff09\u3002\u30ea\u30fc\u30af\u3084\u30a4\u30d9\u30f3\u30c8\u6570\u306e\u63a8\u79fb\u3092\u6bd4\u8f03\u3059\u308b\u306e\u306b\u6700\u9069\u3067\u3059\u3002.<\/li>\n  <li><strong>vmstat -m<\/strong>: \u30b9\u30e9\u30d6\u306e\u5229\u7528 \u2013 \u30ab\u30fc\u30cd\u30eb\u30ad\u30e3\u30c3\u30b7\u30e5\uff08Dentry\/Inode\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff09\u3092\u30e1\u30e2\u30ea\u6d88\u8cbb\u8981\u56e0\u3068\u3057\u3066\u5206\u985e\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002.<\/li>\n  <li><strong>vmstat -d<\/strong>: \u5408\u8a08\u30ec\u30d9\u30eb\u306e\u30c7\u30a3\u30b9\u30af\u30a4\u30d9\u30f3\u30c8\u3002iostat\u306e\u4ee3\u308f\u308a\u306b\u306f\u306a\u308a\u307e\u305b\u3093\u304c\u3001\u624b\u3063\u53d6\u308a\u65e9\u304f\u73fe\u72b6\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u4fbf\u5229\u3067\u3059\u3002.<\/li>\n  <li><strong>vmstat -S M<\/strong>: \u6570\u5024\u3092\u8aad\u307f\u3084\u3059\u304f\u3059\u308b\u305f\u3081\u306b\u3001\u5358\u4f4d\u3092\uff08M\/K\uff09\u306b\u5909\u63db\u3059\u308b\u3002.<\/li>\n  <li><strong>vmstat -w<\/strong>: \u5217\u306e\u5e45\u3092\u5e83\u304f\u3059\u308b\u3068\u3001\u9577\u3044\u6570\u5024\u306e\u5217\u3067\u3082\u6587\u5b57\u304c\u5207\u308a\u53d6\u3089\u308c\u308b\u306e\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p>\u30a4\u30d9\u30f3\u30c8\u3092\u898b\u9003\u3055\u305a\u3001\u304b\u3064\u5168\u4f53\u50cf\u3092\u628a\u63e1\u3067\u304d\u308b\u3088\u3046\u3001\u3053\u308c\u3089\u306e\u65b9\u6cd5\u3092\u77ed\u3044\u9593\u9694\u3067\u7d44\u307f\u5408\u308f\u305b\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/vmstat_linux_analyse_3947.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30b3\u30f3\u30c6\u30ca\u3001VM\u3001\u304a\u3088\u3073cgroups\uff1a\u7279\u5fb4<\/h2>\n\n<p>\u30b3\u30f3\u30c6\u30ca\u5185\u3067\u306f\u3001vmstat \u306e\u6570\u5024\u3092\u614e\u91cd\u306b\u89e3\u91c8\u3057\u3066\u3044\u307e\u3059\u3002\u30ab\u30fc\u30cd\u30eb\u30c7\u30fc\u30bf\u306e\u591a\u304f\u306f\u30db\u30b9\u30c8\u5168\u4f53\u306b\u9069\u7528\u3055\u308c\u308b\u3082\u306e\u3067\u3042\u308a\u3001\u5236\u9650\u5024\u306f Cgroups \u304b\u3089\u8a2d\u5b9a\u3055\u308c\u307e\u3059\u3002\u30b3\u30f3\u30c6\u30ca\u5185\u306e r \u5024\u304c\u9ad8\u3044\u5834\u5408\u3001\u305d\u308c\u306f\u30cd\u30fc\u30e0\u30b9\u30da\u30fc\u30b9\u306e\u89b3\u70b9\u304b\u3089\u306e\u6570\u5024\u3092\u53cd\u6620\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u5b9f\u969b\u306e CPU \u6642\u9593\u306f CPU \u30af\u30a9\u30fc\u30bf\u3084 CPU \u30b7\u30a7\u30a2\u306b\u3088\u3063\u3066\u5236\u9650\u3055\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u79c1\u306f <strong>\u30b9\u30c8<\/strong> \uff08\u30b9\u30c6\u30a3\u30fc\u30eb\uff09\u3092VM\u306b\u7d44\u307f\u8fbc\u3080\uff1a\u30b9\u30c6\u30a3\u30fc\u30eb\u5024\u304c\u9ad8\u3044\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u30cf\u30a4\u30d1\u30fc\u30d0\u30a4\u30b6\u30fc\u304c\u79c1\u306e\u51e6\u7406\u6642\u9593\u3092\u596a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u30db\u30b9\u30c8\u304c\u30aa\u30fc\u30d0\u30fc\u30d6\u30c3\u30ad\u30f3\u30b0\u3055\u308c\u3066\u3044\u308b\u9650\u308a\u3001\u30a2\u30d7\u30ea\u3092\u5b8c\u74a7\u306b\u6700\u9069\u5316\u3057\u3066\u3082\u307b\u3068\u3093\u3069\u52b9\u679c\u306f\u3042\u308a\u307e\u305b\u3093\u3002 Cgroup\u306e\u30e1\u30e2\u30ea\u5236\u9650\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30b3\u30f3\u30c6\u30ca\u304c\u5236\u9650\u306b\u9054\u3057\u3066\u300c\u3082\u304c\u3044\u3066\u3044\u308b\u300d\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u30b9\u30ef\u30c3\u30d7\u304c\u767a\u751f\u305b\u305a\u306bOOM\u30ad\u30eb\u304c\u884c\u308f\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u79c1\u306f\u8ffd\u52a0\u3067OOM\u30ed\u30b0\u3084Cgroup\u306e\u7d71\u8a08\u60c5\u5831\u3092\u78ba\u8a8d\u3057\u3001vmstat\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3068\u5236\u9650\u5024\u3092\u7167\u5408\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/vmstat-linux-analyst-7645.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>NUMA\u3068\u30a2\u30d5\u30a3\u30cb\u30c6\u30a3\uff1a\u30ed\u30ab\u30ea\u30c6\u30a3\u304c\u91cd\u8981\u3068\u306a\u308b\u5834\u5408<\/h2>\n\n<p>NUMA\u30db\u30b9\u30c8\u3067\u306f\u3001\u30b3\u30a2\u3054\u3068\u306br\u304a\u3088\u3073us\/sy\u3092\uff08mpstat\u3092\u4f7f\u7528\u3057\u3066\uff09\u78ba\u8a8d\u3057\u3001\u4e00\u90e8\u306e\u30bd\u30b1\u30c3\u30c8\u304c\u300c\u904e\u71b1\u300d\u3057\u3066\u3044\u308b\u4e00\u65b9\u3067\u3001\u4ed6\u306e\u30bd\u30b1\u30c3\u30c8\u304c\u30a2\u30a4\u30c9\u30eb\u72b6\u614b\u306b\u306a\u3063\u3066\u3044\u306a\u3044\u304b\u3092\u89b3\u5bdf\u3057\u307e\u3059\u3002\u30e1\u30e2\u30ea\u30ed\u30ab\u30ea\u30c6\u30a3\u304c\u9069\u5207\u3067\u306a\u3044\u5834\u5408\u3001\u9060\u9694\u306e\u30e1\u30e2\u30ea\u30a2\u30af\u30bb\u30b9\u306b\u3088\u3063\u3066cs\/sy\u3084b\/wa\u304c\u5897\u52a0\u3057\u307e\u3059\u3002 CPU\u304a\u3088\u3073\u30e1\u30e2\u30ea\u306e\u30a2\u30d5\u30a3\u30cb\u30c6\u30a3\uff08cpuset\u3001numactl\uff09\u3092\u30c6\u30b9\u30c8\u3057\u3001\u5927\u898f\u6a21\u306a\u30d2\u30fc\u30d7\u3092\u300c\u30a4\u30f3\u30bf\u30fc\u30ea\u30fc\u30d6\u300d\u307e\u305f\u306f\u300c\u30b9\u30c8\u30ea\u30af\u30c8\u30ea\u30fc\u30ed\u30fc\u30ab\u30eb\u300d\u306b\u8a2d\u5b9a\u3057\u3001\u30db\u30c3\u30c8\u30b9\u30ec\u30c3\u30c9\u304c\u30c7\u30fc\u30bf\u306e\u30d5\u30c3\u30c8\u30d7\u30ea\u30f3\u30c8\u304c\u3042\u308b\u5834\u6240\u3067\u5b9f\u884c\u3055\u308c\u308b\u3088\u3046\u306b\u6ce8\u610f\u3092\u6255\u3063\u3066\u3044\u307e\u3059\u3002 \u5b89\u5b9a\u3057\u305fNUMA\u30ec\u30a4\u30a2\u30a6\u30c8\u306f\u3001cs\u3092\u5e73\u6ed1\u5316\u3057\u3001wa\u306e\u7570\u5e38\u5024\u3092\u4f4e\u6e1b\u3057\u3001 <strong>\u8a08\u753b\u6027<\/strong> \u8ca0\u8377\u304c\u304b\u304b\u3063\u3066\u3044\u308b<\/p>\n\n<h2>\u8aa4\u89e3\u3092\u907f\u3051\u308b\uff1a\u300cwa\u300d\u3068\u300cb\u300d\u306f\u5358\u306a\u308b\u300c\u4f4e\u901f\u306a\u30c7\u30fc\u30bf\u5a92\u4f53\u300d\u4ee5\u4e0a\u306e\u3082\u306e\u201e<\/h2>\n\n<p>wa\u306f\u3001\u5f93\u6765\u306e\u30c7\u30a3\u30b9\u30af\u9045\u5ef6\u3060\u3051\u3067\u306a\u304f\u3001NFS\u3084\u9ad8\u9045\u5ef6\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u98fd\u548c\u72b6\u614b\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0\u3059\u308b\u30af\u30e9\u30a6\u30c9\u30dc\u30ea\u30e5\u30fc\u30e0\u3001\u3042\u308b\u3044\u306f\u51e6\u7406\u306b\u6642\u9593\u304c\u304b\u304b\u308b\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u66f8\u304d\u8fbc\u307f\u306a\u3069\u3082\u3001wa\u3092\u62bc\u3057\u4e0a\u3052\u308b\u8981\u56e0\u3068\u306a\u308a\u307e\u3059\u3002 b\u306f\u3001\u4e2d\u65ad\u4e0d\u53ef\u80fd\u306a\u30b9\u30ea\u30fc\u30d7\u72b6\u614b\uff08D\u30b9\u30c6\u30fc\u30c8\uff09\u306b\u3042\u308b\u30bf\u30b9\u30af\u3092\u30ab\u30a6\u30f3\u30c8\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u3001\u30c9\u30e9\u30a4\u30d0\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d1\u30b9\u3001\u307e\u305f\u306f\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u30ed\u30c3\u30af\u306b\u3088\u308b\u30cf\u30f3\u30b0\u3082\u542b\u307e\u308c\u307e\u3059\u3002 \u305d\u306e\u305f\u3081\u3001\u79c1\u306fwa\/b\u3092\u5358\u72ec\u3067\u8a55\u4fa1\u3059\u308b\u3053\u3068\u306f\u6c7a\u3057\u3066\u306a\u304f\u3001\u5e38\u306bbi\/bo\u304a\u3088\u3073\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3068\u4f75\u305b\u3066\u8a55\u4fa1\u3057\u3066\u3044\u307e\u3059\u3002wa\u304c\u9ad8\u3044\u306e\u306bbi\/bo\u304c\u4f4e\u3044\u5834\u5408\u3001\u591a\u304f\u306e\u5834\u5408\u3001 <strong>\u5f85\u6a5f\u4f9d\u5b58\u6027<\/strong> \u5358\u306a\u308b\u30c7\u30d0\u30a4\u30b9\u306e\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u306e\u554f\u984c\u3092\u8d85\u3048\u305f\u8ab2\u984c\uff08\u4f8b\uff1a\u30ed\u30c3\u30ad\u30f3\u30b0\u3001\u30ea\u30e2\u30fc\u30c8I\/O\u3001\u30e9\u30a4\u30c8\u30d0\u30c3\u30af\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306a\u3069\uff09\u3002.<\/p>\n\n<h2>\u7bc0\u5ea6\u3042\u308b\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\uff1aSwappiness\u3001Writeback\u3001Scheduler<\/h2>\n\n<p>Kernel-Tuner\u306e\u5909\u66f4\u306f\u3001\u6e2c\u5b9a\u3092\u7d42\u3048\u3066\u304b\u3089\u3001\u304b\u3064\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u8a08\u753b\u3092\u7acb\u3066\u3066\u304b\u3089\u884c\u3044\u307e\u3059\uff1a<\/p>\n<ul>\n  <li><strong>vm.swappiness<\/strong>: \u5024\u304c\u4f4e\u3044\u3068\u30d7\u30ed\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u30b9\u30ef\u30c3\u30d7\u304c\u6291\u5236\u3055\u308c\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u304c\u91cd\u8981\u306a\u30a2\u30d7\u30ea\u306b\u9069\u3057\u3066\u3044\u308b\u3002\u305f\u3060\u3057\u3001\u4f4e\u3059\u304e\u308b\u3068\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3078\u306e\u8ca0\u8377\u304c\u9ad8\u307e\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/li>\n  <li><strong>vm.dirty_background_ratio \/ vm.dirty_ratio<\/strong> (\u307e\u305f\u306f *_bytes)\uff1a\u30e9\u30a4\u30c8\u30d0\u30c3\u30af\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002\u5024\u304c\u9ad8\u3059\u304e\u308b\u3068\u9577\u3044\u30e9\u30a4\u30c8\u30d0\u30fc\u30b9\u30c8\uff08wa\u306e\u30d4\u30fc\u30af\uff09\u304c\u767a\u751f\u3057\u3001\u4f4e\u3059\u304e\u308b\u3068\u983b\u7e41\u306a\u5c0f\u898f\u6a21\u306a\u30d5\u30e9\u30c3\u30b7\u30e5\u304c\u5897\u52a0\u3057\u307e\u3059\uff08sy\/bo\u304c\u4e0a\u6607\u3057\u307e\u3059\uff09\u3002.<\/li>\n  <li><strong>I\/O\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\uff0f\u30ad\u30e5\u30fc\u306e\u6df1\u3055<\/strong>: NVMe\u3067\u306f\u3001HDD\/RAID\u3068\u306f\u7570\u306a\u308b\u6700\u9069\u5316\u8a2d\u5b9a\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u8a2d\u5b9a\u3092\u5909\u66f4\u3059\u308b\u524d\u306b\u3001iostat\u3092\u4f7f\u3063\u3066\u30ec\u30a4\u30c6\u30f3\u30b7\u3068\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u306e\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u3092\u6e2c\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002.<\/li>\n  <li><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d1\u30b9<\/strong>: \u591a\u304f\u306e\u5c0f\u3055\u306a\u30d1\u30b1\u30c3\u30c8\u3084\u5272\u308a\u8fbc\u307f\u304c \/cs\/sy \u306b\u6d41\u5165\u3057\u3066\u3044\u307e\u3059\u3002\u5927\u307e\u304b\u306a\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306e\u8abf\u6574\u9805\u76ee\u3068\u3057\u3066\u306f\u3001GRO\/LRO\u3001RPS\/RFS\u3001IRQ\u30a2\u30d5\u30a3\u30cb\u30c6\u30a3\u306a\u3069\u304c\u3042\u308a\u3001\u79c1\u306f\u5909\u66f4\u524d\u5f8c\u306e\u6e2c\u5b9a\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p>\u79c1\u306e\u76ee\u6a19\u306f\u3001vmstat\u306e\u30b0\u30e9\u30d5\u304c\u5b89\u5b9a\u3057\u3001\u4e88\u6e2c\u53ef\u80fd\u306a\u72b6\u614b\u306b\u306a\u308b\u3053\u3068\u3067\u3059\u3002\u3064\u307e\u308a\u3001us\/sy\u304c\u7a4f\u3084\u304b\u3067\u3001wa\/b\u304c\u4f4e\u304f\u3001si\/so\u304c0\u306b\u8fd1\u3044\u72b6\u614b\u3067\u3059\u3002\u305d\u306e\u72b6\u614b\u306b\u306a\u3063\u3066\u521d\u3081\u3066\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u62e1\u5f35\u3092\u884c\u3044\u307e\u3059\u3002.<\/p>\n\n<h2>\u30d7\u30ec\u30a4\u30d6\u30c3\u30af\uff1avmstat \u3092\u4f7f\u3063\u305f 3 \u5206\u9593\u306e\u5206\u6790<\/h2>\n\n<ul>\n  <li>0:00\u20130:30 \u2013 \u300cvmstat 1 30\u300d\uff1a\u6700\u521d\u306e\u884c\u306f\u7121\u8996\u3057\u3001\u305d\u306e\u5f8c r\/b\u3001us\/sy\/id\/wa \u3092\u78ba\u8a8d\u3059\u308b\u3002\u8cea\u554f\uff1aCPU \u30ea\u30df\u30c3\u30c8\uff08r \u304c\u9ad8\u3044\u3001id \u304c\u4f4e\u3044\uff09\u304b\u3001\u305d\u308c\u3068\u3082 I\/O \u30ea\u30df\u30c3\u30c8\uff08b\/wa \u304c\u9ad8\u3044\uff09\u304b\uff1f<\/li>\n  <li>0:30\u20131:00 \u2013 \u30bf\u30f3\u30af\u306e\u72b6\u614b\u78ba\u8a8d\uff1aswpd\u304a\u3088\u3073si\/so\u3092\u78ba\u8a8d\u3002si\/so\u304c\u5e38\u306b&gt;0\u304b\uff1f \u2192 \u5b9f\u969b\u306e\u30bf\u30f3\u30af\u5727\u529b\u3002free\u306f\u53c2\u8003\u7a0b\u5ea6\u3002.<\/li>\n  <li>1:00\u20131:30 \u2013 I\/O\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\uff1abi\/bo \u5bfe wa\u3002bi\/bo\u304c\u9ad8\u3044\u306e\u306bwa\u304c\u4f4e\u3044\uff1f\u2192 I\/O\u304c\u30d0\u30a4\u30d1\u30b9\u3055\u308c\u308b\u3002bi\/bo\u304c\u4e2d\u7a0b\u5ea6\u306a\u306e\u306bwa\u304c\u9ad8\u3044\uff1f\u2192 \u30ec\u30a4\u30c6\u30f3\u30b7\uff0f\u30ed\u30c3\u30af\uff0f\u30ea\u30e2\u30fc\u30c8I\/O\u3002.<\/li>\n  <li>1:30\u20132:00 \u2013 \u30b7\u30b9\u30c6\u30e0\u30fb\u30bb\u30af\u30b7\u30e7\u30f3\uff1ain\/cs \u3068 sy \u306e\u6bd4\u7387\u3002cs \u304c\u975e\u5e38\u306b\u9ad8\u3044\uff1f\u2192 \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u5207\u308a\u66ff\u3048\u306e\u8ca0\u8377\u3001\u4e26\u884c\u51e6\u7406\uff0f\u30ed\u30c3\u30af\u3092\u78ba\u8a8d\u3002.<\/li>\n  <li>2:00\u20133:00 \u2013 \u4eee\u8aac\u3092\u56fa\u3081\u3001\u9069\u5207\u306a\u30c4\u30fc\u30eb\u3092\u9078\u629e\u3059\u308b\uff1aI\/O\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306b\u3064\u3044\u3066\u306fiostat\u3001\u30ab\u30fc\u30cd\u30eb\u306e\u975e\u5bfe\u79f0\u6027\u306b\u3064\u3044\u3066\u306fmpstat\u3001\u30d7\u30ed\u30bb\u30b9\u306e\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u306b\u3064\u3044\u3066\u306fpidstat\u3002\u305d\u306e\u5f8c\u306b\u521d\u3081\u3066\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\uff0f\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3092\u884c\u3046\u3002.<\/li>\n<\/ul>\n\n<h2>\u5b9f\u52d9\u306b\u304a\u3051\u308b\u5fdc\u7528\u4f8b<\/h2>\n\n<ul>\n  <li><strong>CPU\u306e\u98fd\u548c\u72b6\u614b\uff08\u9ad8\u3044r\u306a\u3057\uff09<\/strong>: us+sy \u304c 90%+\u3001id \u2248 0\u3001r \u306f\u4e2d\u7a0b\u5ea6 \u2192 \u30b7\u30f3\u30b0\u30eb\u30b9\u30ec\u30c3\u30c9\u306e\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3001\u307e\u305f\u306f\u30a2\u30d5\u30a3\u30cb\u30c6\u30a3\u306e\u554f\u984c\u3002\u89e3\u6c7a\u7b56\uff1a\u30db\u30c3\u30c8\u30d1\u30b9\u3092\u4e26\u5217\u5316\u3057\u3001\u30b3\u30a2\u30d4\u30f3\u30cb\u30f3\u30b0\u3092\u78ba\u8a8d\u3059\u308b\u3002.<\/li>\n  <li><strong>\u30b9\u30ef\u30c3\u30d7\u30fb\u30b9\u30e9\u30c3\u30b7\u30e5<\/strong>: \u3044\u305a\u308c\u306b\u305b\u3088\u3001\u540c\u6642\u306b\u660e\u3089\u304b\u306b &gt; 0 \u3068\u306a\u308a\u3001b\/wa \u304c\u4e0a\u6607\u3057\u3001us \u304c\u4f4e\u4e0b\u3059\u308b \u2192 RAM \u304c\u8457\u3057\u304f\u4e0d\u8db3\u3057\u3066\u3044\u308b\u304b\u3001\u30d2\u30fc\u30d7\u306e\u30b5\u30a4\u30ba\u8a2d\u5b9a\u304c\u4e0d\u9069\u5207\u3067\u3042\u308b\u3002\u5bfe\u7b56\uff1aRAM \u3092\u5897\u3084\u3059\u3001\u30ef\u30fc\u30ad\u30f3\u30b0\u30bb\u30c3\u30c8\u3092\u7e2e\u5c0f\u3059\u308b\u3001\u30b9\u30ef\u30c3\u30d4\u30cd\u30b9\u3092\u8abf\u6574\u3059\u308b\u3002.<\/li>\n  <li><strong>\u30ab\u30fc\u30cd\u30eb\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9<\/strong>: sy \u304c\u9ad8\u3044\u3001cs\/in \u304c\u9ad8\u3044\u3001us \u304c\u4e2d\u7a0b\u5ea6 \u2192 \u591a\u6570\u306e\u5c0f\u3055\u306a\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb\/I\/O\u3002\u5bfe\u51e6\u6cd5\uff1a\u30d0\u30c3\u30c1\u51e6\u7406\u3001\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb\u306e\u524a\u6e1b\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u30de\u30a6\u30f3\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u78ba\u8a8d\u3002.<\/li>\n  <li><strong>\u66f8\u304d\u623b\u3057\u306e\u6ede\u7559<\/strong>: WA\u5024\u304c\u9ad8\u3044\u3001BO\u5024\u304c\u9ad8\u3044\u3001\u77ed\u3044\u6ce2\u5f62 \u2192 \u30c0\u30fc\u30c6\u30a3\u30fb\u30dc\u30fc\u30c0\u30fc\u304c\u9ad8\u3059\u304e\u308b\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u304c\u5909\u52d5\u3057\u3066\u3044\u308b\u3002\u30e9\u30a4\u30c8\u30d0\u30c3\u30af\u306e\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3068I\/O\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u3092\u78ba\u8a8d\u3059\u308b\u3002.<\/li>\n  <li><strong>\u4eee\u60f3\u5316\u3078\u306e\u5727\u529b<\/strong>: st \u306f\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u3001r \u306f\u5909\u52d5\u3059\u308b\u3001id \u306f\u300c\u8df3\u306d\u308b\u300d\u2192 \u30db\u30b9\u30c8\u304c CPU \u3092\u5171\u6709\u3057\u3066\u3044\u308b\u3002\u89e3\u6c7a\u7b56\uff1avCPU \u306e\u5272\u308a\u5f53\u3066\uff0f\u914d\u7f6e\u3092\u78ba\u8a8d\u3057\u3001\u30aa\u30fc\u30d0\u30fc\u30b3\u30df\u30c3\u30c8\u3092\u524a\u6e1b\u3059\u308b\u3002.<\/li>\n<\/ul>\n\n<h2>vmstat\u306e\u9650\u754c\u3092\u77e5\u308b<\/h2>\n\n<p>Vmstat \u306f\u975e\u5e38\u306b\u512a\u308c\u305f <strong>\u65e9\u671f\u8b66\u5831\u30bb\u30f3\u30b5\u30fc<\/strong>, \u3001\u305f\u3060\u3057\u9855\u5fae\u93e1\u3067\u306f\u306a\u3044\u3002\u3053\u308c\u306f\u3001\u3069\u3053\u3067\u554f\u984c\u304c\u767a\u751f\u3057\u3066\u3044\u308b\u304b\u3092\u793a\u3057\u3066\u304f\u308c\u308b\u304c\u3001\u500b\u3005\u306e\u554f\u984c\u306e\u3042\u308b\u30d5\u30a1\u30a4\u30eb\u3084\u30af\u30a8\u30ea\u3001\u30b9\u30ec\u30c3\u30c9\u3092\u7279\u5b9a\u3059\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u3002 \u305d\u306e\u305f\u3081\u3001vmstat\u306b\u3088\u308b\u8a3a\u65ad\u306e\u5f8c\u306b\u306f\u3001\u5fc5\u305a\u8a73\u7d30\u306a\u5206\u6790\u30c4\u30fc\u30eb\u3092\u4f7f\u3044\u3001\u591a\u89d2\u7684\u306a\u8996\u70b9\u304b\u3089\u4eee\u8aac\u3092\u691c\u8a3c\u3057\u3001\u5909\u66f4\u306f\u4e00\u3064\u305a\u3064\u884c\u3046\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u6539\u5584\u52b9\u679c\u304c\u6e2c\u5b9a\u53ef\u80fd\u304b\u3064\u518d\u73fe\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/09\/vmstat_linux_analyse_3947.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u7df4\u7fd2\u304b\u3089\u306e\u307e\u3068\u3081<\/h2>\n\n<p>vmstat \u3092\u4f7f\u3048\u3070\u3001r\u3001b\u3001si\/so\u3001bi\/bo\u3001us\/sy\/id\/wa\/st 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