{"id":20252,"date":"2026-08-02T11:49:24","date_gmt":"2026-08-02T09:49:24","guid":{"rendered":"https:\/\/webhosting.de\/linux-perf-tool-cpu-flaschenhaelse-analysieren-optimierung-serverlast-profiling\/"},"modified":"2026-08-02T11:49:24","modified_gmt":"2026-08-02T09:49:24","slug":"linux-perf-%e3%83%84%e3%83%bc%e3%83%ab%e3%80%81cpu-%e3%81%ae%e3%83%9c%e3%83%88%e3%83%ab%e3%83%8d%e3%83%83%e3%82%af%e3%81%ae%e5%88%86%e6%9e%90%e3%80%81%e6%9c%80%e9%81%a9%e5%8c%96%e3%80%81%e3%82%b5","status":"publish","type":"post","link":"https:\/\/webhosting.de\/ja\/linux-perf-tool-cpu-flaschenhaelse-analysieren-optimierung-serverlast-profiling\/","title":{"rendered":"Linux Perf \u30c4\u30fc\u30eb \u2013 CPU \u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u5206\u6790\u30fb\u89e3\u6d88\u3059\u308b"},"content":{"rendered":"<p>Linux\u306e\u300cperf\u300d\u30c4\u30fc\u30eb\u3092\u4f7f\u3048\u3070\u3001CPU\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u7d20\u65e9\u304f\u7279\u5b9a\u3057\u3001\u660e\u78ba\u306b\u5206\u985e\u3057\u3066\u3001\u305d\u306e\u89e3\u6d88\u306b\u5411\u3051\u305f\u5177\u4f53\u7684\u306a\u5bfe\u7b56\u3092\u5c0e\u304d\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u79c1\u306f\u4ee5\u4e0b\u306e\u6e2c\u5b9a\u30c7\u30fc\u30bf\u3092\u6d3b\u7528\u3057\u3066\u3044\u307e\u3059 <strong>\u30ab\u30fc\u30cd\u30eb<\/strong>\u2013 \u304a\u3088\u3073\u30e6\u30fc\u30b6\u30fc\u7a7a\u9593\u3092\u6d3b\u7528\u3057\u3001\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u53ef\u8996\u5316\u3057\u3001\u30b3\u30b9\u30c8\u3092\u524a\u6e1b\u3057\u3001\u5fdc\u7b54\u6642\u9593\u3092\u5927\u5e45\u306b\u77ed\u7e2e\u3059\u308b\u3002.<\/p>\n\n<h2>\u4e2d\u5fc3\u70b9<\/h2>\n<p>\u4ee5\u4e0b\u306e\u6838\u5fc3\u7684\u306a\u4e3b\u5f35\u304c\u3001\u79c1\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306e\u6307\u91dd\u3068\u306a\u308a\u3001\u5b9f\u8df5\u7684\u306a\u53d6\u308a\u7d44\u307f\u306e\u67a0\u7d44\u307f\u3092\u69cb\u6210\u3057\u3066\u3044\u307e\u3059\u3002 <strong>\u30d1\u30fc\u30d5\u30a7\u30af\u30c8<\/strong>:<\/p>\n<ul>\n  <li><strong>\u7d71\u5408\u578b<\/strong> \u91cd\u3044\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3092\u4f7f\u308f\u305a\u306b\u4fe1\u983c\u6027\u306e\u9ad8\u3044CPU\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u3092\u884c\u3046\u305f\u3081\u306e\u30ab\u30fc\u30cd\u30eb\u30c4\u30fc\u30eb<\/li>\n  <li><strong>\u30af\u30ea\u30a2<\/strong> \u30b3\u30de\u30f3\u30c9\u306e\u9806\u5e8f\uff1alist \u2192 stat \u2192 record \u2192 report \u2192 top<\/li>\n  <li><strong>\u4f4e\u3044<\/strong> \u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u304c\u3042\u308b\u305f\u3081\u3001\u672c\u756a\u30b7\u30b9\u30c6\u30e0\u3067\u3082\u5b89\u5fc3\u3057\u3066\u5229\u7528\u53ef\u80fd<\/li>\n  <li><strong>\u6e2c\u5b9a\u53ef\u80fd\u306a<\/strong> \u52b9\u679c\uff1a\u6700\u9069\u5316\u3001\u518d\u6e2c\u5b9a\u3001\u52b9\u679c\u7684\u306a\u5909\u66f4\u306e\u307f\u3092\u63a1\u7528<\/li>\n  <li><strong>\u5b9f\u8df5\u7684<\/strong> \u30d1\u30bf\u30fc\u30f3\uff1a\u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u3001\u5206\u5c90\u30df\u30b9\u3001\u30ed\u30c3\u30af\u3001\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb<\/li>\n<\/ul>\n\n<h2>Linux perf\u3068\u306f\u4f55\u304b\u2015\u2015\u305d\u3057\u3066\u306a\u305c\u305d\u308c\u304c\u91cd\u8981\u306a\u306e\u304b<\/h2>\n<p>\u3092\u30bb\u30c3\u30c8\u3057\u305f\u3002 <strong>\u30d1\u30fc\u30d5\u30a7\u30af\u30c8<\/strong> Linux\u30ab\u30fc\u30cd\u30eb\u306b\u76f4\u63a5\u7d44\u307f\u8fbc\u307e\u308c\u3066\u304a\u308a\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30ab\u30a6\u30f3\u30bf\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30ab\u30a6\u30f3\u30bf\u3001\u30c8\u30ec\u30fc\u30b9\u30dd\u30a4\u30f3\u30c8\u3078\u306e\u5171\u901a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u305f\u3081\u3067\u3059\u3002\u3053\u306e\u5bc6\u63a5\u306a\u9023\u643a\u306b\u3088\u308a\u3001 <strong>\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9<\/strong> \u307e\u305f\u3001\u9ad8\u8ca0\u8377\u4e0b\u3067\u3082\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30c7\u30fc\u30bf\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3053\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3067\u306f\u3001\u30ab\u30fc\u30cd\u30eb\u306e\u30c7\u30fc\u30bf\u53ce\u96c6\u30ed\u30b8\u30c3\u30af\u3068\u30e6\u30fc\u30b6\u30fc\u5411\u3051\u30c4\u30fc\u30eb\u304c\u5206\u96e2\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30c7\u30fc\u30bf\u3092\u52b9\u7387\u7684\u306b\u53ce\u96c6\u3057\u3001\u67d4\u8edf\u306b\u5206\u6790\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5b9f\u969b\u306eCPU\u30ab\u30a6\u30f3\u30bf\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3001\u30b5\u30a4\u30af\u30eb\u3001\u547d\u4ee4\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u30d2\u30c3\u30c8\u306a\u3069\u306e\u30a4\u30d9\u30f3\u30c8\u3092\u76e3\u8996\u3067\u304d\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001\u6280\u8853\u7684\u306a\u5224\u65ad\u3092\u300c\u52d8\u300d\u3067\u306f\u306a\u304f\u3001\u78ba\u304b\u306a\u6e2c\u5b9a\u5024\u306b\u57fa\u3065\u3044\u3066\u4e0b\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\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\/08\/linux-analyse-cpu-beheben-7183.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>CPU\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u65e9\u671f\u306b\u7279\u5b9a\u3059\u308b<\/h2>\n<p>\u79c1\u306f\u65e9\u671f\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002\u306a\u305c\u306a\u3089\u3001\u5fdc\u7b54\u306e\u9045\u3055\u3001\u9ad8\u3044\u30ec\u30a4\u30c6\u30f3\u30b7\u3001\u305d\u3057\u3066\u7d99\u7d9a\u7684\u306a\u30b3\u30a2\u4f7f\u7528\u7387\u306f\u3001\u660e\u3089\u304b\u306a\u8b66\u544a\u30b5\u30a4\u30f3\u3068\u306a\u308b\u304b\u3089\u3067\u3059\u3002\u305d\u3057\u3066\u3001 <strong>\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0<\/strong> \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u4f4e\u4e0b\u3055\u305b\u308b\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3084\u30b8\u30e7\u30d6\u306e\u5b9f\u884c\u306b\u9855\u8457\u306a\u9045\u5ef6\u304c\u898b\u3089\u308c\u308b\u5834\u5408\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u975e\u52b9\u7387\u6027\u3084\u4e0d\u9069\u5207\u306a\u4e26\u5217\u5316\u304c\u539f\u56e0\u3067\u3042\u308b\u3002 \u307e\u305f\u3001\u30ec\u30dd\u30fc\u30c8\u306e\u5b9f\u884c\u6642\u9593\u304c\u4e88\u5b9a\u3088\u308a\u9577\u5f15\u304f\u5834\u5408\u3082\u3001\u30b3\u30b9\u30c8\u306e\u304b\u304b\u308b\u30d0\u30c3\u30c1\u51e6\u7406\u304c\u884c\u308f\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u79c1\u306f\u3001\u5b89\u6613\u306b\u8a08\u7b97\u30ea\u30bd\u30fc\u30b9\u3092\u5897\u5f37\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u9069\u5207\u306aCPU\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u3053\u3046\u3057\u305f\u539f\u56e0\u3092\u7279\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30ea\u30bd\u30fc\u30b9\u6d88\u8cbb\u3092\u524a\u6e1b\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5b9a\u6027\u3092\u9ad8\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 <strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong> \u6301\u7d9a\u53ef\u80fd\u3060\u3002<\/p>\n\n<h2>perf \u3092\u4f7f\u3063\u305f\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\uff1a\u6982\u8981\u304b\u3089\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u307e\u3067<\/h2>\n<p>\u5927\u307e\u304b\u306a\u5168\u4f53\u50cf\u304b\u3089\u5177\u4f53\u7684\u306a\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306b\u305f\u3069\u308a\u7740\u3051\u308b\u3088\u3046\u3001\u6c7a\u307e\u3063\u305f\u9806\u5e8f\u306b\u5f93\u3063\u3066\u9032\u3081\u3001 <strong>\u539f\u56e0<\/strong> \u660e\u78ba\u306b\u533a\u5225\u3057\u307e\u3059\u3002\u307e\u305a\u4e3b\u8981\u6307\u6a19\u3092\u628a\u63e1\u3057\u3001\u6b21\u306b\u30b3\u30fc\u30eb\u30b9\u30bf\u30c3\u30af\u3092\u542b\u3080\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3092\u53ce\u96c6\u3057\u3001\u6700\u5f8c\u306b\u7684\u3092\u7d5e\u3063\u305f\u5206\u6790\u3092\u884c\u3044\u307e\u3059\u3002 \u5c0e\u5165\u6bb5\u968e\u3067\u306f\u6982\u8981\u6e2c\u5b9a\u304c\u9069\u3057\u3066\u304a\u308a\u3001\u305d\u306e\u5f8c\u306f\u8ca0\u8377\u304c\u304b\u304b\u3063\u305f\u72b6\u614b\u3067\u306e\u4ee3\u8868\u7684\u306a\u8a18\u9332\u3092\u76ee\u6307\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u30c7\u30d7\u30ed\u30a4\u4e2d\u306a\u3069\u306b\u304a\u3051\u308b\u5b9f\u7a3c\u50cd\u6642\u306e\u6319\u52d5\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u8868\u3067\u306f\u3001\u30b3\u30de\u30f3\u30c9\u3001\u76ee\u7684\u3001\u304a\u3088\u3073\u547c\u3073\u51fa\u3057\u4f8b\u3092\u7c21\u6f54\u306b\u307e\u3068\u3081\u3001\u624b\u9806\u3068 <strong>\u8abf\u67fb\u7d50\u679c<\/strong> \u660e\u78ba\u306a\u307e\u307e\u306b\u3057\u3066\u304a\u304f\u3002.<\/p>\n\n<table>\n  <thead>\n    <tr>\n      <th>\u5206\u968a<\/th>\n      <th>\u76ee\u7684<\/th>\n      <th>\u4f8b<\/th>\n      <th>\u5178\u578b\u7684\u306a\u77e5\u898b<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>perf list<\/td>\n      <td>\u958b\u50ac\u4e88\u5b9a\u306e\u30a4\u30d9\u30f3\u30c8\u3092\u8868\u793a\u3059\u308b<\/td>\n      <td><code>perf list<\/code><\/td>\n      <td>\u3053\u306e\u554f\u984c\u306b\u95a2\u9023\u3059\u308b\u6307\u6a19\u306f\u3069\u308c\u304b<\/td>\n    <\/tr>\n    <tr>\n      <td>\u30d1\u30fc\u30b9\u30bf\u30c3\u30c8<\/td>\n      <td>\u4e3b\u8981\u6307\u6a19\u306e\u6982\u8981<\/td>\n      <td><code>perf stat -a sleep 10<\/code><\/td>\n      <td>IPC\u3001\u30b5\u30a4\u30af\u30eb\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6319\u52d5\u3092\u4e00\u76ee\u3067\u628a\u63e1<\/td>\n    <\/tr>\n    <tr>\n      <td>\u30d1\u30fc\u30ec\u30b3\u30fc\u30c9<\/td>\n      <td>\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u30c7\u30fc\u30bf\u306e\u8a18\u9332<\/td>\n      <td><code>sudo perf record -g -F 99 .\/myapp<\/code><\/td>\n      <td>CPU\u6642\u9593\u304c\u5b9f\u969b\u306b\u6d6a\u8cbb\u3055\u308c\u3066\u3044\u308b\u5834\u6240<\/td>\n    <\/tr>\n    <tr>\n      <td>perf\u30ec\u30dd\u30fc\u30c8<\/td>\n      <td>\u8a18\u9332\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u5206\u6790\u3059\u308b<\/td>\n      <td><code>perf\u30ec\u30dd\u30fc\u30c8<\/code><\/td>\n      <td>\u6a5f\u80fd\u304a\u3088\u3073\u30b3\u30fc\u30eb\u30b0\u30e9\u30d5\u5225\u306e\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8<\/td>\n    <\/tr>\n    <tr>\n      <td>perf top<\/td>\n      <td>\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3092\u76e3\u8996\u3059\u308b<\/td>\n      <td><code>sudo perf top<\/code><\/td>\n      <td>\u8ca0\u8377\u304c\u304b\u304b\u3063\u305f\u72b6\u614b\u3067\u306e\u5909\u5316\u3092\u5373\u5ea7\u306b\u78ba\u8a8d<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n\n\n<figure class=\"wp-block-image size-full is-resized\">\n  <img decoding=\"async\" src=\"https:\/\/webhosting.de\/wp-content\/uploads\/2026\/08\/linux_perf_tool_2358.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30a4\u30d9\u30f3\u30c8\u3092\u7d5e\u308a\u8fbc\u3093\u3067\u9078\u3076\uff1aperf list<\/h2>\n<p>\u79c1\u306f\u6b21\u306e\u3088\u3046\u306b\u59cb\u3081\u308b\u3002 <strong>perf list<\/strong>, CPU\u306b\u95a2\u9023\u3059\u308b\u30a4\u30d9\u30f3\u30c8\u306e\u9078\u629e\u3092\u78ba\u8a8d\u3057\u3001\u8a08\u6e2c\u5bfe\u8c61\u3092\u7d5e\u308a\u8fbc\u3080\u305f\u3081\u3067\u3059\u3002\u8a08\u7b97\u8ca0\u8377\u306e\u9ad8\u3044\u554f\u984c\u3067\u306f\u30b5\u30a4\u30af\u30eb\u3084\u547d\u4ee4\u3092\u89b3\u5bdf\u3057\u3001\u30e1\u30e2\u30ea\u95a2\u9023\u306e\u554f\u984c\u3067\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u53c2\u7167\u3084\u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u5206\u5c90\u306b\u95a2\u3057\u3066\u306f\u3001\u30d6\u30e9\u30f3\u30c1\u30df\u30b9\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3001\u4e88\u6e2c\u306e\u8aa4\u308a\u3092\u53ef\u8996\u5316\u3067\u304d\u307e\u3059\u3002 \u3053\u306e\u30b3\u30de\u30f3\u30c9 <code>perf list<\/code> CPU\u3084\u30ab\u30fc\u30cd\u30eb\u306b\u5fdc\u3058\u3066\u5229\u7528\u53ef\u80fd\u306a\u30ab\u30a6\u30f3\u30bf\u3092\u8868\u793a\u3057\u3066\u304f\u308c\u308b\u306e\u3067\u3001\u76ee\u7684\u3092\u7d5e\u3063\u3066\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u3059\u3079\u3066\u3092\u8a08\u6e2c\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u79c1\u306e <strong>\u8cea\u554f<\/strong> \u56de\u7b54\u3057\u307e\u3057\u305f\u3002.<\/p>\n\n<h2>\u30b9\u30c6\u30fc\u30bf\u30b9\u306e\u30af\u30a4\u30c3\u30af\u78ba\u8a8d\uff1aperf stat\u306e\u6b63\u3057\u3044\u8aad\u307f\u65b9<\/h2>\n<p>\u3068\u4e00\u7dd2\u306b <strong>\u30d1\u30fc\u30b9\u30bf\u30c3\u30c8<\/strong> \u8a73\u3057\u304f\u6398\u308a\u4e0b\u3052\u308b\u524d\u306b\u3001\u6982\u8981\u3092\u3056\u3063\u3068\u628a\u63e1\u3057\u3066\u304a\u304d\u307e\u3059\u3002\u6b21\u306e\u3088\u3046\u306a\u547c\u3073\u51fa\u3057\u3067 <code>perf stat<\/code> \u30b5\u30a4\u30af\u30eb\u6570\u3001\u547d\u4ee4\u6570\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u53c2\u7167\u6570\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u6570\u3001\u304a\u3088\u3073IPC\u5024\u3092\u8fd4\u3057\u307e\u3059\u3002IPC\u5024\u304c\u975e\u5e38\u306b\u4f4e\u3044\u5834\u5408\u306f\u3001\u30e1\u30e2\u30ea\u30a2\u30af\u30bb\u30b9\u306b\u3088\u308b\u5f85\u6a5f\u6642\u9593\u304c\u539f\u56e0\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u4e00\u65b9\u3001IPC\u5024\u304c\u9ad8\u3044\u5834\u5408\u306f\u3001\u6f14\u7b97\u4e2d\u5fc3\u306e\u5b9f\u884c\u3092\u793a\u3057\u3066\u3044\u308b\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306f <code>-a<\/code> \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u30d4\u30fc\u30af\u6642\u306a\u3069\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3067\u6e2c\u5b9a\u3057\u305f\u3044\u5834\u5408\u306b\u306f\u3001\u3053\u308c\u3092\u8003\u616e\u306b\u5165\u308c\u307e\u3059\u3002\u305d\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u3042\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u304cCPU\u306b\u4f9d\u5b58\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3001\u3042\u308b\u3044\u306f <strong>\u30e1\u30e2\u30ea<\/strong> \u9650\u5b9a\u3002.<\/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\/08\/linux-cpu-bottlenecks-analysis-2745.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u8a73\u7d30\u306a\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\uff1a\u63a8\u6e2c\u306b\u983c\u3089\u306a\u3044\u300cperf record\u300d<\/h2>\n<p>\u8a73\u7d30\u306a\u5206\u6790\u3092\u884c\u3046\u969b\u306b\u306f\u3001\u79c1\u306f <strong>\u30d1\u30fc\u30ec\u30b3\u30fc\u30c9<\/strong> \u305d\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30b3\u30fc\u30eb\u30b9\u30bf\u30c3\u30af\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002 <code>-g<\/code>, \u3001\u547c\u3073\u51fa\u3057\u30d1\u30b9\u3092\u3059\u3079\u3066\u78ba\u8a8d\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u3067\u3059\u3002\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u5468\u6ce2\u6570\u306f <code>-F<\/code>, \u3001\u77ed\u304f\u3082\u610f\u5473\u306e\u3042\u308b\u6642\u9593\u67a0\u306b\u3064\u3044\u3066\u306f\u30011\u79d2\u3042\u305f\u308a\u7d0499\u30b5\u30f3\u30d7\u30eb\u3002\u8ca0\u8377\u304c\u591a\u304f\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u5206\u6563\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u300c\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u300d\u3092\u9078\u629e\u3057\u3001\u305d\u306e\u5f8c\u3001\u500b\u3005\u306e\u30b5\u30fc\u30d3\u30b9\u306b\u7d5e\u308a\u8fbc\u307f\u307e\u3059\u3002\u4f8b\uff1a <code>sudo perf record -F 99 -a -g -- sleep 30<\/code> \u5178\u578b\u7684\u306a\u30d4\u30fc\u30af\u306e\u4ee3\u8868\u7684\u306a\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u3053\u306e\u30c7\u30fc\u30bf\u306b\u3088\u308a\u3001\u76ee\u306b\u898b\u3048\u306a\u3044\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3092\u53ef\u8996\u5316\u3057\u3001 <strong>\u30af\u30e9\u30ea\u30c6\u30a3<\/strong> \u4eca\u5f8c\u306e\u624b\u9806\u306b\u3064\u3044\u3066\u3002.<\/p>\n\n<h2>\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3092\u53ef\u8996\u5316\u3059\u308b\uff1aperf report \u3068 perf top<\/h2>\n<p>\u3068\u4e00\u7dd2\u306b <strong>perf\u30ec\u30dd\u30fc\u30c8<\/strong> \u305d\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u8a55\u4fa1\u3059\u308b <code>perf.data<\/code> \u3092\u8868\u793a\u3057\u3001\u95a2\u6570\u3054\u3068\u306eCPU\u6642\u9593\u306b\u304a\u3051\u308b\u5272\u5408\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u30b3\u30fc\u30eb\u30b0\u30e9\u30d5\u30d3\u30e5\u30fc\u3067\u306f\u3001\u3069\u306e\u547c\u3073\u51fa\u3057\u30c1\u30a7\u30fc\u30f3\u304c\u8ca0\u8377\u306e\u539f\u56e0\u3068\u306a\u3063\u3066\u3044\u308b\u304b\u304c\u660e\u3089\u304b\u306b\u306a\u308a\u307e\u3059\u3002\u5272\u5408\u304c\u9ad8\u3044\u7b87\u6240\u3092\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3068\u3057\u3066\u30de\u30fc\u30af\u3057\u3001\u81ea\u4f5c\u306e\u30b3\u30fc\u30c9\u3001\u30e9\u30a4\u30d6\u30e9\u30ea\u3001\u30ab\u30fc\u30cd\u30eb\u306e\u5404\u90e8\u5206\u3092\u614e\u91cd\u306b\u533a\u5225\u3057\u307e\u3059\u3002\u30e9\u30a4\u30d6\u30d3\u30e5\u30fc\u306b\u306f <code>perf top<\/code>, \u3001\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u306e\u5909\u66f4\u3084\u8a2d\u5b9a\u306e\u5909\u66f4\u3092\u5373\u5ea7\u306b\u628a\u63e1\u3059\u308b\u305f\u3081\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u306b\u57fa\u3065\u3044\u3066\u610f\u601d\u6c7a\u5b9a\u3092\u884c\u3044\u3001 <strong>\u30ea\u30b9\u30af<\/strong> \u8aa4\u3063\u305f\u6700\u9069\u5316\u306b\u3088\u308b\u3082\u306e\u3002.<\/p>\n\n<h2>\u5b9f\u969b\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u8aad\u307f\u53d6\u308b<\/h2>\n<p>\u5b9f\u52d9\u306e\u73fe\u5834\u3067\u306f\u3001\u7e70\u308a\u8fd4\u3057\u898b\u3089\u308c\u308b\u30d1\u30bf\u30fc\u30f3\u304c\u3042\u308a\u3001\u79c1\u306f\u305d\u308c\u3092 <strong>\u30d1\u30fc\u30d5\u30a7\u30af\u30c8<\/strong> \u901f\u3084\u304b\u306b\u78ba\u8a8d\u3057\u3001\u5bfe\u51e6\u3057\u307e\u3059\u3002\u8a08\u7b97\u8ca0\u8377\u306e\u9ad8\u3044\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u306b\u3064\u3044\u3066\u306f\u3001\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u5909\u66f4\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6d3b\u7528\u3001\u3042\u308b\u3044\u306f\u3088\u308a\u52b9\u7387\u7684\u306a\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u5c0e\u5165\u3092\u691c\u8a0e\u3059\u3079\u304d\u7b87\u6240\u3060\u3068\u5224\u65ad\u3057\u3066\u3044\u307e\u3059\u3002\u983b\u7e41\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u306f\u3001\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u304c\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u793a\u5506\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3064\u3044\u3066\u306f\u3001\u79c1\u306e\u8a18\u4e8b\u300c <a href=\"https:\/\/webhosting.de\/ja\/cpu%e3%82%ad%e3%83%a3%e3%83%83%e3%82%b7%e3%83%a5%e3%83%bb%e3%83%9f%e3%82%b9-%e3%83%9b%e3%82%b9%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0%e3%83%bb%e3%83%91%e3%83%95%e3%82%a9%e3%83%bc%e3%83%9e%e3%83%b3\/\">\u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u306b\u3064\u3044\u3066\u7406\u89e3\u3059\u308b<\/a>. \u30d6\u30e9\u30f3\u30c1\u30df\u30b9\u304c\u591a\u6570\u898b\u3089\u308c\u308b\u5834\u5408\u306f\u3001\u30ed\u30b8\u30c3\u30af\u304c\u8907\u96d1\u306b\u679d\u5206\u304b\u308c\u3057\u3059\u304e\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u304a\u308a\u3001\u30ed\u30c3\u30af\u95a2\u6570\u3067\u306e\u51e6\u7406\u6642\u9593\u304c\u904e\u5ea6\u306b\u9577\u3044\u5834\u5408\u306f\u3001\u4e26\u5217\u5316\u306b\u304a\u3051\u308b\u7af6\u5408\u304c\u7591\u308f\u308c\u308b\u3002\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb\u3084\u30ab\u30fc\u30cd\u30eb\u95a2\u6570\u304c\u591a\u304f\u898b\u3089\u308c\u308b\u5834\u5408\u306f\u3001\u547c\u3073\u51fa\u3057\u983b\u5ea6\u3092\u6e1b\u3089\u3057\u3001I\/O\u3092\u675f\u306d\u3001\u5f37\u5316\u3059\u308b <strong>\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0<\/strong>.<\/p>\n\n<h2>\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u5bfe\u7b56\u306b\u95a2\u3059\u308b\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u304b\u3089<\/h2>\n<p>\u5358\u306b\u30b3\u30a2\u6570\u3092\u5897\u3084\u3059\u306e\u3067\u306f\u306a\u304f\u3001\u5177\u4f53\u7684\u306a\u6700\u9069\u5316\u7b56\u3092\u5c0e\u304d\u51fa\u3057\u3001\u5909\u66f4\u306e\u305f\u3073\u306b <strong>\u6307\u6a19<\/strong> \u3002\u6700\u521d\u306e\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u3092\u884c\u3063\u305f\u5f8c\u3001\u30b3\u30fc\u30c9\u3084\u30c7\u30fc\u30bf\u69cb\u9020\u3001\u8a2d\u5b9a\u3092\u8abf\u6574\u3057\u3001\u3059\u3050\u306b\u518d\u6e2c\u5b9a\u3092\u884c\u3044\u307e\u3059\u3002 \u52b9\u679c\u304c\u5f97\u3089\u308c\u306a\u3044\u5834\u5408\u306f\u3001\u305d\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u7834\u68c4\u3057\u3001\u6b21\u306e\u4eee\u8aac\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002\u5b9f\u884c\u6642\u9593\u3084\u30ac\u30d9\u30fc\u30b8\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306b\u3064\u3044\u3066\u3088\u308a\u6df1\u3044\u6d1e\u5bdf\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u8a00\u8a9e\u56fa\u6709\u306e\u30d7\u30ed\u30d5\u30a1\u30a4\u30e9\u3092\u88dc\u5b8c\u7684\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002\u6e2c\u5b9a\u3001\u4ecb\u5165\u3001\u691c\u8a3c\u3068\u3044\u3046\u3053\u306e\u9589\u3058\u305f\u30b5\u30a4\u30af\u30eb\u306f\u3001\u6642\u9593\u3092\u7bc0\u7d04\u3057\u3001\u30b3\u30b9\u30c8\u3092\u524a\u6e1b\u3057\u3001 <strong>\u5b89\u5b9a\u6027<\/strong>.<\/p>\n\n<h2>\u5b9f\u7a3c\u50cd\u74b0\u5883\u306b\u304a\u3051\u308bPerf\uff1a\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u30b3\u30f3\u30c6\u30ca<\/h2>\n<p>\u9023\u7d9a\u904b\u8ee2\u6642\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u7406\u7531\u304b\u3089\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u30ec\u30fc\u30c8\u3092\u9069\u5ea6\u306b\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002 <strong>\u8ffd\u52a0\u8ca0\u8377<\/strong> 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\u30b3\u30f3\u30c6\u30ca\u3084KVM\u304c\u5c0e\u5165\u3055\u308c\u3066\u3044\u308b\u74b0\u5883\u3067\u306f\u3001\u30db\u30b9\u30c8\u3068\u30b2\u30b9\u30c8\u306e\u8996\u70b9\u3092\u5206\u96e2\u3057\u3001\u53cc\u65b9\u306e\u89b3\u70b9\u304b\u3089\u8a55\u4fa1\u3092\u884c\u3044\u307e\u3059\u3002\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u306b\u95a2\u3059\u308b\u8cea\u554f\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/webhosting.de\/ja\/linux-%e3%82%b9%e3%82%b1%e3%82%b8%e3%83%a5%e3%83%bc%e3%83%a9-cfs-%e4%bb%a3%e6%9b%bf%e3%83%9b%e3%82%b9%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0-kernelperf-%e3%83%96%e3%83%bc%e3%82%b9%e3%83%88\/\">CFS\u306e\u4ee3\u66ff\u7642\u6cd5<\/a>, \u3001\u6a19\u6e96\u7684\u306a\u8a08\u753b\u304c\u8ca0\u8377\u306b\u5408\u308f\u306a\u3044\u5834\u5408\u3084\u3001 <strong>\u30b3\u30fc\u30c9<\/strong> \u4ecb\u5165\u3059\u308b\u3002.<\/p>\n\n<h2>\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u3001\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u5207\u308a\u66ff\u3048\u3001\u304a\u3088\u3073\u30ec\u30a4\u30c6\u30f3\u30b7<\/h2>\n<p>\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u306b\u52a0\u3048\u3001\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u5207\u308a\u66ff\u3048\u306b\u3082\u6ce8\u610f\u3092\u6255\u3063\u3066\u3044\u307e\u3059\u3002\u983b\u7e41\u306a\u5207\u308a\u66ff\u3048\u306f\u30b9\u30ec\u30c3\u30c9\u306e\u51e6\u7406\u3092\u9045\u304f\u3057\u3001 <strong>\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc<\/strong> 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href=\"https:\/\/webhosting.de\/ja\/cpu-%e3%82%b3%e3%83%b3%e3%83%86%e3%82%ad%e3%82%b9%e3%83%88%e3%83%bb%e3%82%b9%e3%82%a4%e3%83%83%e3%83%81%e3%83%b3%e3%82%b0-%e3%83%9b%e3%82%b9%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0%e3%83%bb%e3%83%91\/\">\u6587\u8108\u306e\u5909\u5316\u3092\u8a55\u4fa1\u3059\u308b<\/a>. \u3053\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u5909\u66f4\u306e\u56de\u6570\u3092\u9069\u6b63\u306a\u7bc4\u56f2\u306b\u6291\u3048\u3001\u5747\u4e00\u6027\u3092\u78ba\u4fdd\u3057\u3066\u3044\u307e\u3059\u3002 <strong>\u5229\u7528<\/strong>.<\/p>\n\n<h2>\u30a4\u30f3\u30d5\u30e9\u3068\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u74b0\u5883\u3092\u8ce2\u304f\u9078\u3076<\/h2>\n<p>\u305f\u3068\u3048\u30af\u30ea\u30fc\u30f3\u306a\u30b3\u30fc\u30c9\u3067\u3042\u3063\u3066\u3082\u3001\u3082\u3057 <strong>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2<\/strong> \u30ea\u30bd\u30fc\u30b9\u304c\u4e0d\u8db3\u3057\u3066\u3044\u308b\u5834\u5408\u3084\u3001\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u304c\u8ca0\u8377\u306b\u898b\u5408\u3063\u3066\u3044\u306a\u3044\u5834\u5408\u3067\u3059\u3002\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3092\u884c\u3046\u524d\u306b\u3001CPU\u306e\u4e16\u4ee3\u3001\u30af\u30ed\u30c3\u30af\u5468\u6ce2\u6570\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3001NUMA\u30c8\u30dd\u30ed\u30b8\u30fc\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u30db\u30b9\u30c8\u5074\u306b\u4f59\u88d5\u3092\u6301\u305f\u305b\u308b\u3053\u3068\u3067\u3001\u30d4\u30fc\u30af\u6642\u306e\u8ca0\u8377\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u4f59\u5730\u304c\u751f\u307e\u308c\u3001\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u30d1\u30b9\u3067\u306e\u5f85\u3061\u6642\u9593\u3092\u77ed\u7e2e\u3067\u304d\u307e\u3059\u3002 \u30de\u30b7\u30f3\u30af\u30e9\u30b9\u3092\u7d71\u4e00\u3059\u308b\u3053\u3068\u3067\u3001\u6e2c\u5b9a\u7d50\u679c\u306e\u6bd4\u8f03\u304c\u5bb9\u6613\u306b\u306a\u308a\u3001\u8aa4\u3063\u305f\u89e3\u91c8\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u3092\u9069\u5207\u306a\u74b0\u5883\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u7121\u8a08\u753b\u306b\u5bb9\u91cf\u3092\u5897\u3084\u3059\u306e\u3067\u306f\u306a\u304f\u3001\u6bce\u6708\u76ee\u306b\u898b\u3048\u308b\u307b\u3069\u306e\u30e6\u30fc\u30ed\u5358\u4f4d\u306e\u30b3\u30b9\u30c8\u524a\u6e1b\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002 <strong>\u8cfc\u5165<\/strong>.<\/p>\n\n<h2>\u30b7\u30f3\u30dc\u30eb\u306e\u89e3\u6c7a\u3068\u30b3\u30fc\u30eb\u30b9\u30bf\u30c3\u30af\u3092\u78ba\u5b9f\u306b\u51e6\u7406\u3059\u308b<\/h2>\n<p>\u8a73\u7d30\u306a <strong>\u30b3\u30fc\u30eb\u30b9\u30bf\u30c3\u30af<\/strong> \u3053\u308c\u3089\u306f\u3001\u9069\u5207\u306a\u610f\u601d\u6c7a\u5b9a\u306e\u57fa\u76e4\u3068\u306a\u308a\u307e\u3059\u3002\u79c1\u306f\u3001\u30d0\u30a4\u30ca\u30ea\u3084\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u30c7\u30d0\u30c3\u30b0\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\uff08<code>-g<\/code>) \u3067\u69cb\u7bc9\u3055\u308c\u3066\u304a\u308a\u3001\u59a5\u5f53\u306a\u5834\u5408\u306b\u306f\u30d5\u30ec\u30fc\u30e0\u30dd\u30a4\u30f3\u30bf\u304c\u524a\u9664\u3055\u308c\u306a\u3044\uff08<code>-fno-omit-frame-pointer<\/code>). \u5b89\u5b9a\u3057\u305f\u30b9\u30bf\u30c3\u30af\u306b\u306f\u3001\u79c1\u306f <code>--call-graph fp<\/code>, \u3001\u30d5\u30ec\u30fc\u30e0\u30dd\u30a4\u30f3\u30bf\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u306f\u3001\u307e\u305f\u306f <code>--call-graph dwarf<\/code>, \u3001DWARF\u30a2\u30f3\u30ef\u30a4\u30f3\u30c7\u30a3\u30f3\u30b0\u3092\u512a\u5148\u3059\u308b\u5834\u5408\uff1a <code>perf record -g --call-graph fp -F 99 -- .\/myapp<\/code>. \u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u9069\u5207\u306a\u3082\u306e\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059 <strong>\u30c7\u30d0\u30c3\u30b0\u60c5\u5831<\/strong>-\u30d1\u30c3\u30b1\u30fc\u30b8\u3001\u3053\u308c\u306b\u3088\u308a <code>perf\u30ec\u30dd\u30fc\u30c8<\/code> \u30b7\u30f3\u30dc\u30eb\u3092\u6b63\u3057\u304f\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u307e\u3059\u3002\u30b3\u30f3\u30c6\u30ca\u74b0\u5883\u3067\u306f\u3001\u30c7\u30d0\u30c3\u30b0\u30b7\u30f3\u30dc\u30eb\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\uff08\u4f8b\uff1a\u30dc\u30ea\u30e5\u30fc\u30e0\u7d4c\u7531\uff09\u3002\u305d\u3046\u3057\u306a\u3044\u3068\u3001\u30ec\u30dd\u30fc\u30c8\u306b\u306f\u30a2\u30c9\u30ec\u30b9\u306e\u307f\u304c\u8868\u793a\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u30e9\u30a4\u30d6\u30e9\u30ea\u304c <em>stripped<\/em> \u306e\u5834\u5408\u3001\u30c7\u30d0\u30c3\u30b0\u60c5\u5831\u3092\u5225\u3005\u306b\u4fdd\u5b58\u3057\u3064\u3064\u3082\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u30d3\u30eb\u30c9\u30d7\u30ed\u30bb\u30b9\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u95a2\u6570\u540d\u3084\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306e\u884c\u756a\u53f7\u304c\u78ba\u8a8d\u3067\u304d\u308b\u305f\u3081\u3001\u5f53\u3066\u63a8\u91cf\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n<h2>\u6e2c\u5b9a\u8a2d\u8a08\u3068\u518d\u73fe\u6027<\/h2>\n<p>\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u6e2c\u5b9a\u306b\u306f\u3001\u6e05\u6d44\u306a <strong>\u5b9f\u9a13\u8a08\u753b<\/strong>. \u79c1\u306f\u7e70\u308a\u8fd4\u3057\u5b9f\u884c\u3057\u307e\u3059 <code>perf stat -r 5 -e cycles,instructions,cache-misses --<\/code>, \u3001\u5909\u52d5\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u3001\u30c6\u30b9\u30c8\u74b0\u5883\u3092\u4e00\u5b9a\u306b\u4fdd\u3064\uff08\u30c7\u30fc\u30bf\u91cf\u3084\u8ca0\u8377\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3092\u540c\u4e00\u306b\u3059\u308b\uff09\u3002CPU\u306e\u5468\u6ce2\u6570\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u306f\u6307\u6a19\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u305f\u3081\u3001\u30ac\u30d0\u30ca\u30fc\uff0f\u30bf\u30fc\u30dc\u306e\u72b6\u614b\u3092\u8a18\u9332\u3057\u3001\u8ca0\u8377\u3092 <code>taskset -c<\/code> \u56fa\u5b9a\u30b3\u30a2\u306b\u3064\u3044\u3066\u3002\u7d76\u7e01\u3055\u308c\u305f\u6bd4\u8f03\u3092\u884c\u3046\u306b\u306f\u3001\u5e72\u6e09\u8ca0\u8377\u306e\u306a\u3044\u5c02\u7528\u30b3\u30a2\uff08\u4f8b\uff1a\u7d76\u7e01\u3055\u308c\u305fCPU\uff09\u304c\u5f79\u7acb\u3061\u307e\u3059\u3002\u30a6\u30a9\u30fc\u30e0\u30a2\u30c3\u30d7\u6bb5\u968e\u306f\u6e2c\u5b9a\u671f\u9593\u304b\u3089\u660e\u78ba\u306b\u5206\u96e2\u3057\u3001 <strong>\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong> \u305d\u3057\u3066JIT\u304c\u5b89\u5b9a\u3057\u3066\u3044\u308b\u3002\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u6e2c\u5b9a\u3092\u884c\u3046\u969b\u306f\u3001\u79c1\u306f <code>-a<\/code> \u305d\u3057\u3066\u3001\u671f\u9593\u3092\u6b21\u306e\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002 <code>--timeout<\/code> \u3042\u308b\u3044\u306f\u3001\u305d\u308c\u3092\u56f2\u3080 <code>sleep<\/code>. \u672c\u756a\u74b0\u5883\u3067\u306f\u3001\u7834\u58ca\u7684\u306a\u64cd\u4f5c\uff08\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u5f37\u5236\u7684\u306a\u30af\u30ea\u30a2\u306a\u3069\uff09\u306f\u907f\u3051\u3001\u7d50\u679c\u304c\u518d\u73fe\u53ef\u80fd\u3068\u306a\u308b\u3088\u3046\u3001\u30c6\u30b9\u30c8\u306e\u5404\u624b\u9806\u3092\u8a18\u9332\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n<h2>\u30e1\u30e2\u30ea\u304a\u3088\u3073NUMA\u306e\u5206\u6790\u3092\u3055\u3089\u306b\u6df1\u304f\u7406\u89e3\u3059\u308b<\/h2>\n<p>\u8868\u793a <strong>\u56fd\u969b\u5211\u4e8b\u88c1\u5224\u6240<\/strong> \u4e0b\u3078\u3001\u305d\u3057\u3066 <strong>\u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9<\/strong> \u4e0a\u306e\u65b9\u3067\u306f\u3001\u30e1\u30e2\u30ea\u306e\u6319\u52d5\u3092\u5177\u4f53\u7684\u306b\u8abf\u67fb\u3057\u3066\u3044\u307e\u3059\u3002 <code>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30fb\u30e1\u30e2\u30ea\u30fb\u30ec\u30b3\u30fc\u30c9<\/code> \u305d\u3057\u3066 <code>perf mem report<\/code> \u30e1\u30e2\u30ea\u30a2\u30af\u30bb\u30b9\u3092\u8ffd\u8de1\u3057\u3001\u30b3\u30b9\u30c8\u306e\u304b\u304b\u308b\u30d1\u30b9\uff08\u4f8b\uff1aLLC\u30df\u30b9\uff09\u3092\u95a2\u6570\u306b\u7d10\u4ed8\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002NUMA\u30c8\u30dd\u30ed\u30b8\u30fc\u306b\u3064\u3044\u3066\u306f\u3001\u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9\u3092\u524a\u6e1b\u3059\u308b\u3053\u3068\uff08\u4f8b\uff1a\u30b9\u30ec\u30c3\u30c9\u30d4\u30f3\u30cb\u30f3\u30b0\u3084\u30ed\u30fc\u30ab\u30eb\u5272\u308a\u5f53\u3066\uff09\u306b\u3088\u3063\u3066\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u95a2\u9023\u3059\u308b\u30a4\u30d9\u30f3\u30c8\u306b\u306f\u3001\u4ee5\u4e0b\u306a\u3069\u304c\u542b\u307e\u308c\u307e\u3059\u3002. <code>LLC\u30ed\u30fc\u30c9\u30df\u30b9<\/code>, <code>dTLB\u306e\u30ed\u30fc\u30c9\u30df\u30b9<\/code>, <code>\u30da\u30fc\u30b8\u30d5\u30a9\u30fc\u30eb\u30c8<\/code> (\u77ed\u97f3\u968e\uff0f\u9577\u97f3\u968e) \u304a\u3088\u3073 <code>mem-loads\u3001mem-stores<\/code> CPU\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002\u30c7\u30fc\u30bf\u69cb\u9020\u304c\u9806\u6b21\u30a2\u30af\u30bb\u30b9\u3092\u5bb9\u6613\u306b\u3059\u308b\u304b\u3069\u3046\u304b\u3001\u307e\u305f <strong>\u30ad\u30e3\u30c3\u30b7\u30e5\u30e9\u30a4\u30f3<\/strong> \u4e0d\u5fc5\u8981\u306b\u7121\u52b9\u5316\u3055\u308c\u3066\u3057\u307e\u3046\u3002\u904e\u5ea6\u306b\u5927\u304d\u304f\u3001\u30e9\u30f3\u30c0\u30e0\u306a\u30ef\u30fc\u30ad\u30f3\u30b0\u30bb\u30c3\u30c8\u306f\u3001\u597d\u307e\u3057\u304f\u306a\u3044\u72b6\u6cc1\u3092 <em>\u30c7\u30fc\u30bf\u30ec\u30a4\u30a2\u30a6\u30c8<\/em>; \u3053\u3053\u3067\u306f\u3001\u69cb\u9020\u5316\u30d1\u30c3\u30ad\u30f3\u30b0\u3001\u30db\u30c3\u30c8\uff0f\u30b3\u30fc\u30eb\u30c9\u30fb\u30b9\u30d7\u30ea\u30c3\u30c6\u30a3\u30f3\u30b0\u3001\u3042\u308b\u3044\u306f\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u304c\u5f79\u7acb\u3061\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u95a2\u3057\u3066\u306f\u3001\u30d0\u30c3\u30d5\u30a1\u30b5\u30a4\u30ba\u306b\u6ce8\u610f\u3092\u6255\u3044\u3001, <strong>THP<\/strong>-\u30df\u30b9\u306e\u30b3\u30b9\u30c8\u3092\u4f4e\u6e1b\u3059\u308b\u305f\u3081\u306e\u52d5\u4f5c\u3068\u30d7\u30ea\u30d5\u30a7\u30c3\u30c1\u52b9\u679c\u3002.<\/p>\n\n<h2>\u30ed\u30c3\u30af\u3001\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u3001\u304a\u3088\u3073\u5f85\u6a5f\u6642\u9593\u3092\u8a73\u7d30\u306b\u5206\u6790\u3059\u308b<\/h2>\n<p>\u3082\u3057\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u304c <code>pthread_mutex_lock<\/code>, <code>futex<\/code> \u3042\u308b\u3044\u306f\u30b9\u30d4\u30f3\u30ed\u30c3\u30af\u306b\u3064\u306a\u304c\u308b\u5834\u5408\u3001\u79c1\u306f\u8a08\u7b97\u6642\u9593\u3092 <strong>\u5f85\u3061\u6642\u9593<\/strong>.\u3068\u4e00\u7dd2\u306b <code>perf lock record<\/code> \u305d\u3057\u3066 <code>perf lock \u30ec\u30dd\u30fc\u30c8<\/code> \u4e89\u596a\u6226\u3068\u306a\u3063\u3066\u3044\u308b\u30ed\u30c3\u30af\u3068\u305d\u306e\u4fdd\u6301\u6642\u9593\u3092\u7279\u5b9a\u3057\u307e\u3059\u3002. <code>perf sched timehist<\/code> Runqueue\u306e\u9045\u5ef6\u306b\u95a2\u3059\u308b\u6d1e\u5bdf\u3092\u63d0\u4f9b\u3057\u3001, <em>\u5148\u53d6\u6a29<\/em> \u304a\u3088\u3073\u30b9\u30ea\u30fc\u30d7\uff0f\u30a6\u30a7\u30a4\u30af\u30a2\u30c3\u30d7\u306e\u30c1\u30a7\u30fc\u30f3\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30b9\u30ec\u30c3\u30c9\u304c\u8a08\u7b97\u3092\u884c\u3046\u4ee3\u308f\u308a\u306bCPU\u306e\u5272\u308a\u5f53\u3066\u3092\u5f85\u6a5f\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u5225\u3057\u307e\u3059\u3002\u30b9\u30e9\u30a4\u30b9\u3054\u3068\u306e\u5b9f\u884c\u6642\u9593\u304c\u77ed\u3044\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30b9\u30a4\u30c3\u30c1\u304c\u983b\u7e41\u306b\u767a\u751f\u3059\u308b\u5834\u5408\u306f\u3001\u4e26\u5217\u5316\u304c\u7d30\u304b\u3059\u304e\u308b\u3053\u3068\u3092\u793a\u5506\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u5834\u5408\u306f\u3001\u30ef\u30fc\u30af\u30c1\u30e3\u30f3\u30af\u306e\u30b5\u30a4\u30ba\u3092\u62e1\u5927\u3057\u3001\u540c\u671f\u306e\u983b\u5ea6\u3092\u4e0b\u3052\u307e\u3059\u3002 I\/O\u8ca0\u8377\u306e\u9ad8\u3044\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3067\u306f\u3001\u30d6\u30ed\u30c3\u30af\u6642\u9593\u3092\u8abf\u6574\u3057\uff08\u4f8b\uff1a\u975e\u540c\u671fI\/O\u3001\u30d0\u30c3\u30c1\u51e6\u7406\uff09\u3001\u8aad\u307f\u53d6\u308a\uff0f\u66f8\u304d\u8fbc\u307f\u30d1\u30b9\u3092\u500b\u5225\u306e\u30b9\u30ec\u30c3\u30c9\u306b\u5206\u96e2\u3059\u308b\u3053\u3068\u3067\u3001 <strong>CPU\u30b3\u30a2<\/strong> \u52d5\u4f5c\u306e\u9045\u3044\u7aef\u672b\u3092\u5f85\u305f\u306a\u3044\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\/08\/cpuanalysetool_office_3765.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb\u3068I\/O\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u3092\u53ef\u8996\u5316\u3059\u308b<\/h2>\n<p>\u652f\u914d\u3059\u308b <strong>\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb<\/strong> \u307e\u305f\u306f\u30ab\u30fc\u30cd\u30eb\u30d1\u30b9\u306f <code>perf\u30ec\u30dd\u30fc\u30c8<\/code>, \u3001\u30a2\u30af\u30bb\u30b9\u983b\u5ea6\u3068\u30ec\u30a4\u30c6\u30f3\u30b7\u3092\u5206\u6790\u3057\u307e\u3059\u3002 <code>perf trace<\/code> \u30b7\u30b9\u30c6\u30e0\u547c\u3073\u51fa\u3057\u3092\u76e3\u8996\u3057\u3066\u3044\u308b\u3068\u3001\u30c1\u30e3\u30c3\u30c6\u30a3\u306a\u30d1\u30bf\u30fc\u30f3\uff08\u4f8b\u3048\u3070\u3001\u8aad\u307f\u53d6\u308a\uff0f\u66f8\u304d\u8fbc\u307f\u30b5\u30a4\u30ba\u304c\u5c0f\u3055\u3059\u304e\u308b\u3001\u983b\u7e41\u306a <code>stat<\/code>-\u95b2\u89a7\u6570\u3001\u591a\u6570 <code>epoll_wait<\/code>-\u5207\u308a\u66ff\u3048\uff09\u3002\u5bfe\u7b56\u3068\u3057\u3066\u306f\u3001\u30d0\u30c3\u30c1\u51e6\u7406\u3001\u30bc\u30ed\u30b3\u30d4\u30fc\u6226\u7565\u3001\u30d0\u30c3\u30d5\u30a1\u306e\u8abf\u6574\u306a\u3069\u304c\u6319\u3052\u3089\u308c\u308b\u3002\u3088\u304f\u3042\u308b <code>clock_gettime<\/code>-\u95b2\u89a7\u6570\u3001\u307e\u305f\u306f <code>gettimeofday<\/code> Hotloops\u3067\u306f\u3001\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u983b\u5ea6\u3092\u4e0b\u3052\u3066\u7f6e\u304d\u63db\u3048\u3066\u3044\u307e\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d1\u30b9\u306b\u3064\u3044\u3066\u306f\u3001\u30b3\u30d4\u30fc\u30b3\u30b9\u30c8\u3068\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u30b3\u30b9\u30c8\u306e\u3069\u3061\u3089\u304c\u652f\u914d\u7684\u304b\u3092\u78ba\u8a8d\u3057\u3001Hotpaths\u306e\u8ca0\u8377\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u306b <strong>\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0<\/strong> \u63a5\u7d9a\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u8abf\u6574\u3084\u3001\u5c0f\u3055\u306a\u30d1\u30b1\u30c3\u30c8\u306e\u7d50\u5408\u306a\u3069\u3002\u305d\u306e\u76ee\u7684\u306f\u3001\u30b3\u30b9\u30c8\u306e\u304b\u304b\u308b\u30e6\u30fc\u30b6\u30fc\uff0f\u30ab\u30fc\u30cd\u30eb\u9593\u306e\u5207\u308a\u66ff\u3048\u3092\u524a\u6e1b\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb1\u56de\u3042\u305f\u308a\u306e\u6709\u52b9\u51e6\u7406\u91cf\u3092\u5897\u52a0\u3055\u305b\u308b\u3053\u3068\u306b\u3042\u308b\u3002.<\/p>\n\n<h2>\u30b3\u30f3\u30c6\u30ca\u3001\u6a29\u9650\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u8a73\u7d30<\/h2>\n<p>\u5171\u6709\u30db\u30b9\u30c8\u4e0a\u3067\u306f\u3001 <strong>\u6a29\u5229\u95a2\u4fc2<\/strong> \u305d\u3057\u3066\u3001\u53ef\u8996\u6027\u304c\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002\u79c1\u306f\u4ee5\u4e0b\u3092\u901a\u3058\u3066 <code>kernel.perf_event_paranoid<\/code> \u305d\u3057\u3066 <code>kernel.kptr_restrict<\/code> \u660e\u78ba\u306a\u5883\u754c\u3092\u8a2d\u5b9a\u3057\u3001\u6700\u65b0\u306e\u30ab\u30fc\u30cd\u30eb\u3067\u306f\u512a\u5148\u7684\u306b\u4f7f\u7528\u3057\u3066\u3044\u308b <code>CAP_PERFMON<\/code> \u5b8c\u5168\u30a2\u30af\u30bb\u30b9\u6a29\u306e\u4ee3\u308f\u308a\u306b\u3002\u30b3\u30f3\u30c6\u30ca\u3067\u306f\u3001\u4ee5\u4e0b\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059 <code>\u30d1\u30fc\u30d5\u30a7\u30af\u30c8<\/code> \u30db\u30b9\u30c8\u306e\u8a2d\u5b9a\uff08\u4f8b\uff1aperf_event \u30c7\u30d0\u30a4\u30b9\u3084\u5fc5\u8981\u306a\u6a5f\u80fd\u306e\u5f15\u304d\u6e21\u3057\u306a\u3069\uff09\u3002\u3053\u308c\u3092\u884c\u308f\u306a\u3044\u5834\u5408\u3001\u5229\u7528\u53ef\u80fd\u306a\u30a4\u30d9\u30f3\u30c8\u306f\u9650\u5b9a\u3055\u308c\u307e\u3059\u3002\u30b3\u30f3\u30c6\u30ca\u306b\u7126\u70b9\u3092\u5f53\u3066\u305f\u8a08\u6e2c\u3092\u884c\u3046\u969b\u306f\u3001cgroup \u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u7528\u3044\u3066\u7d5e\u308a\u8fbc\u307f\u3092\u884c\u3044\u3001\u95a2\u9023\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u306e\u307f\u3092\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u3057\u3001 <strong>\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9<\/strong> \u4f4e\u4e0b\u3055\u305b\u308b\u3002\u6a5f\u5bc6\u6027\u306e\u9ad8\u3044\u74b0\u5883\u3067\u306f\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c7\u30fc\u30bf\u306b\u3088\u3063\u3066\u793e\u5185\u306e\u696d\u52d9\u30d7\u30ed\u30bb\u30b9\u304c\u9732\u898b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u76e3\u67fb\u30ed\u30b0\u3084\u53b3\u683c\u306a\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u306e\u8a2d\u5b9a\u304c\u6709\u52b9\u3067\u3042\u308b\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\/08\/linux_perf_tool_4321.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>JIT\u30b3\u30fc\u30c9\u3068\u30a4\u30f3\u30bf\u30d7\u30ea\u30bf\u30b3\u30fc\u30c9\uff1a\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30b9\u30bf\u30c3\u30af<\/h2>\n<p>\u6642\u70b9\u3067\u306f <strong>\u30b8\u30e3\u30b9\u30c8\u30a4\u30f3\u30bf\u30a4\u30e0<\/strong>-\u8a00\u8a9e\uff08JVM\u3001.NET\u3001JavaScript\u306a\u3069\uff09\u3084\u30a4\u30f3\u30bf\u30d7\u30ea\u30bf\u306b\u3064\u3044\u3066\u306f\u3001\u30b7\u30f3\u30dc\u30eb\u306e\u89e3\u6c7a\u304c\u9069\u5207\u306b\u884c\u308f\u308c\u308b\u3088\u3046\u6ce8\u610f\u3092\u6255\u3063\u3066\u3044\u307e\u3059\u3002Java\u306b\u3064\u3044\u3066\u306f\u3001\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u5185\u306e\u30d5\u30ec\u30fc\u30e0\u30dd\u30a4\u30f3\u30bf\u3092\u78ba\u4fdd\u3057\u3001JIT\u60c5\u5831\u3092\u6709\u52b9\u306b\u3057\u3001JIT\u30de\u30c3\u30d7\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001 <code>\u30d1\u30fc\u30d5\u30a7\u30af\u30c8<\/code> \u30e1\u30bd\u30c3\u30c9\u3092\u6b63\u3057\u304f\u547d\u540d\u3059\u308b\u3002\u3044\u304f\u3064\u304b\u306e\u5b9f\u884c\u6642\u9593\u3092\u751f\u6210\u3059\u308b <code>perf-PID.map<\/code>-\u30d5\u30a1\u30a4\u30eb\u3001\u307e\u305f\u306f <em>jitdump<\/em>-\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\uff1b\u6e2c\u5b9a\u4e2d\u306f\u3053\u308c\u3089\u3092\u4fdd\u5b58\u3057\u3066\u304a\u304d\u3001 <code>perf\u30ec\u30dd\u30fc\u30c8<\/code> \u305d\u308c\u305e\u308c <code>perf \u30b9\u30af\u30ea\u30d7\u30c8<\/code> \u3002Python\u3084Ruby\u306e\u5834\u5408\u3001\u6700\u9069\u5316\u3055\u308c\u305fC\u62e1\u5f35\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u983b\u7e41\u306b\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u3046\u3057\u305f\u5834\u9762\u3067\u306f\u3001\u30cd\u30a4\u30c6\u30a3\u30d6\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u30c7\u30d0\u30c3\u30b0\u30b7\u30f3\u30dc\u30eb\u304c\u91cd\u8981\u306a\u6d1e\u5bdf\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30b9\u30bf\u30c3\u30af\u60c5\u5831\u304c\u306a\u3051\u308c\u3070\u3001 <strong>\u898b\u305b\u304b\u3051\u306e\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8<\/strong> \uff08\u4f8b\uff1aTrampolinen\u306a\u3069\uff09\u304c\u6700\u9069\u5316\u3092\u8aa4\u3063\u305f\u65b9\u5411\u3078\u5c0e\u3044\u3066\u3057\u307e\u3046\u3002\u305d\u306e\u305f\u3081\u3001\u79c1\u306f\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u3092\u958b\u59cb\u3059\u308b\u524d\u306b\u3001\u5bfe\u8c61\u8a00\u8a9e\u5411\u3051\u306e\u30b9\u30bf\u30c3\u30af\u304c\u5b8c\u5168\u304b\u3064\u5b89\u5b9a\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u6bce\u56de\u78ba\u8a8d\u3057\u3066\u3044\u308b\u3002.<\/p>\n\n<h2>\u30ed\u30f3\u30b0\u30e9\u30f3\u3001\u30de\u30eb\u30c1\u30d7\u30ec\u30af\u30b7\u30f3\u30b0\u3001\u304a\u3088\u3073\u30d0\u30c3\u30d5\u30a1\u306e\u5236\u5fa1<\/h2>\n<p>\u8a18\u9332\u671f\u9593\u304c\u9577\u3044\u5834\u5408\u3001\u9069\u5207\u306a\u30b5\u30a4\u30ba\u306b\u8abf\u6574\u3059\u308b\u3053\u3068\u3067\u30c7\u30fc\u30bf\u640d\u5931\u3092\u9632\u3044\u3067\u3044\u307e\u3059\u3002 <strong>\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1<\/strong> (<code>-m<\/code>\uff09\u304a\u3088\u3073\u6b63\u78ba\u306a\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u30ec\u30fc\u30c8\u3002\u9ad8\u5468\u6ce2\u6e2c\u5b9a\u3067\u306f\u3001\u30a4\u30d9\u30f3\u30c8\u3092 <em>\u591a\u91cd\u5316<\/em>, \u3001\u305d\u306e\u305f\u3081\u6bd4\u8f03\u304c\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u91cd\u8981\u306a\u6307\u6a19\u306b\u3064\u3044\u3066\u306f\u3001\u78ba\u56fa\u305f\u308b\u7d50\u8ad6\u3092\u5c0e\u304d\u51fa\u3059\u305f\u3081\u306b\u3001\u30b0\u30eb\u30fc\u30d7\u3054\u3068\u306b\u3001\u3042\u308b\u3044\u306f\u500b\u5225\u306b\u6e2c\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002\u6642\u9593\u7684\u306a\u50be\u5411\u306b\u3064\u3044\u3066\u306f\u3001 <code>perf stat -I 1000 -a<\/code> \u4e00\u76ee\u30671\u79d2\u3054\u3068\u306e\u4e3b\u8981\u6307\u6a19\u3092\u78ba\u8a8d\u3067\u304d\u3001\u3053\u308c\u306b\u3088\u308a\u8ca0\u8377\u306e\u30d4\u30fc\u30af\u3092\u628a\u63e1\u3057\u305f\u308a\u3001 <em>\u56de\u5e30<\/em> \u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u3054\u3068\u306b\u3002\u6bd4\u8f03\u53ef\u80fd\u306a\u6570\u5024\u306b\u3064\u3044\u3066\u306f\u3001\u8abf\u6574\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002 <code>-F<\/code>\/\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u671f\u9593\u3092\u78ba\u8a8d\u3057\u3001PMU\u304c\u9078\u629e\u3057\u305f\u30a4\u30d9\u30f3\u30c8\u3092\u540c\u6642\u306b\u30b5\u30dd\u30fc\u30c8\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3002\u5b9f\u884c\u3054\u3068\u306b\u30ab\u30a6\u30f3\u30bf\u30fc\u306e\u30bb\u30c3\u30c8\u3092\u7d5e\u308a\u8fbc\u3080\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u306a <strong>\u30c8\u30ec\u30f3\u30c9\u306b\u95a2\u3059\u308b\u898b\u89e3<\/strong> \u6e80\u676f\u306e\u8a08\u91cf\u304b\u3054\u3088\u308a\u3082\u3002.<\/p>\n\n<h2>\u53ef\u8996\u5316\u3068\u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3<\/h2>\n<p>\u30c1\u30fc\u30e0\u304c\u3059\u3050\u306b\u53d6\u308a\u7d44\u307f\u59cb\u3081\u3089\u308c\u308b\u3088\u3046\u3001\u7d50\u679c\u3092\u6574\u7406\u3057\u3066\u3044\u307e\u3059\u3002. <code>perf report --stdio<\/code> \u30c1\u30b1\u30c3\u30c8\u5185\u306e\u30c6\u30ad\u30b9\u30c8\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u306b\u306f\u3053\u308c\u3092\u4f7f\u7528\u3057\u3001\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30d3\u30e5\u30fc\u3067\u306f\u30db\u30c3\u30c8\u30d1\u30b9\u3092\u53ef\u8996\u5316\u3057\u3066\u3044\u307e\u3059\u3002 <code>perf annotate<\/code> \u4e0d\u5be9\u306a\u95a2\u6570\u3092\u958b\u304d\u3001\u3069\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u884c\u304c\u30eb\u30fc\u30d7\u3092\u751f\u6210\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u8981\u7d04\u8868\u793a\u3092\u884c\u3046\u305f\u3081\u306b\u3001\u6b21\u304b\u3089\u30b9\u30bf\u30c3\u30af\u53ef\u8996\u5316\u3092\u751f\u6210\u3057\u307e\u3059\u3002 <code>perf \u30b9\u30af\u30ea\u30d7\u30c8<\/code>-\u5404\u547c\u3073\u51fa\u3057\u30c1\u30a7\u30fc\u30f3\u3054\u3068\u306e\u6642\u9593\u914d\u5206\u3092\u793a\u3057\u3001\u4ee3\u66ff\u6848\u3092\u6bd4\u8f03\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u30c7\u30fc\u30bf\u3002. <code>perf diff<\/code> \u300c\u30d3\u30d5\u30a9\u30fc\u30fb\u30a2\u30d5\u30bf\u30fc\u300d\u306e\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u3092\u5ba2\u89b3\u7684\u306b\u6bd4\u8f03\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u3001\u305d\u308c\u306b\u3088\u3063\u3066\u79c1\u306f <strong>\u52b9\u679c<\/strong> 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\u3092\u4f7f\u3063\u3066\u3001\u76ee\u6a19\u3092\u660e\u78ba\u306b\u5b9a\u3081\u3066\u4f5c\u696d\u3092\u9032\u3081\u307e\u3059\u3002\u30a4\u30d9\u30f3\u30c8\u306e\u9078\u629e\u3001\u6307\u6a19\u306e\u78ba\u8a8d\u3001\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306e\u53ce\u96c6\u3001\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u306e\u8a55\u4fa1\u3001\u52b9\u679c\u306e\u6e2c\u5b9a\u3092\u884c\u3044\u307e\u3059\u3002\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6319\u52d5\u3001\u5206\u5c90\u3001\u30ed\u30c3\u30af\u3001\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb\u3092\u660e\u78ba\u306b\u6574\u7406\u3059\u308b\u3053\u3068\u3067\u3001\u539f\u56e0\u3068\u75c7\u72b6\u3092\u533a\u5225\u3057\u307e\u3059\u3002 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