{"id":19233,"date":"2026-05-11T18:20:34","date_gmt":"2026-05-11T16:20:34","guid":{"rendered":"https:\/\/webhosting.de\/cpu-cache-misses-hosting-performance-optimierung-cachefix\/"},"modified":"2026-05-11T18:20:34","modified_gmt":"2026-05-11T16:20:34","slug":"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","status":"publish","type":"post","link":"https:\/\/webhosting.de\/ja\/cpu-cache-misses-hosting-performance-optimierung-cachefix\/","title":{"rendered":"\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u306b\u304a\u3051\u308bCPU\u30ad\u30e3\u30c3\u30b7\u30e5\u30fb\u30df\u30b9\uff1a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u4f4e\u4e0b\u306e\u898b\u3048\u306a\u3044\u539f\u56e0"},"content":{"rendered":"<p>CPU\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u306f\u3001\u30d7\u30ed\u30bb\u30c3\u30b5\u304c\u30ad\u30e3\u30c3\u30b7\u30e5\u5185\u306e\u30c7\u30fc\u30bf\u3092\u898b\u3064\u3051\u3089\u308c\u305a\u3001RAM\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3068\u304d\u306b\u767a\u751f\u3059\u308b\u3002 <strong>\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc<\/strong> \u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u4f4e\u4e0b\u3055\u305b\u307e\u3059\u3002\u306a\u305c\u3053\u306e\u3088\u3046\u306a\u30b5\u30a4\u30ec\u30f3\u30c8\u30fb\u30c9\u30ed\u30c3\u30d7\u30a2\u30a6\u30c8\u304c\u3057\u3070\u3057\u3070\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u306a\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u672c\u5f53\u306e\u30d6\u30ec\u30fc\u30ad\u306b\u306a\u308b\u306e\u304b\u3001\u79c1\u304c\u3069\u306e\u3088\u3046\u306b\u30b5\u30a4\u30ec\u30f3\u30c8\u30fb\u30c9\u30ed\u30c3\u30d7\u30a2\u30a6\u30c8\u3092\u6e2c\u5b9a\u3057\u3001\u6700\u5c0f\u5316\u3059\u308b\u305f\u3081\u306e\u660e\u78ba\u306a\u5bfe\u7b56\u3092\u3068\u3063\u3066\u3044\u308b\u306e\u304b\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002 <strong>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30fb\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong> \u307e\u305f\u5b89\u5b9a\u3057\u305f\u3002.<\/p>\n\n<h2>\u4e2d\u5fc3\u70b9<\/h2>\n\n<p>\u4ee5\u4e0b\u306e\u5074\u9762\u304c\u8a18\u4e8b\u306e\u9aa8\u7d44\u307f\u3067\u3042\u308a\u3001\u6700\u3082\u624b\u3063\u53d6\u308a\u65e9\u304f\u6982\u8981\u3092\u8aac\u660e\u3059\u308b\u3082\u306e\u3067\u3042\u308b\u3002.<\/p>\n<ul>\n  <li><strong>\u539f\u56e0<\/strong>\u4e0d\u898f\u5247\u306a\u30a2\u30af\u30bb\u30b9\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u30e9\u30a4\u30f3\u3092\u7f6e\u63db\u3057\u3001RAM\u30a2\u30af\u30bb\u30b9\u3092\u5897\u52a0\u3055\u305b\u308b\u3002.<\/li>\n  <li><strong>\u75c7\u72b6<\/strong>TTFB\u306e\u5897\u52a0\u3001\u4f4e\u8ca0\u8377\u3001\u9ad8CPU\u5f85\u6a5f\u6642\u306b\u30d4\u30fc\u30af\u3002.<\/li>\n  <li><strong>\u8a3a\u65ad<\/strong>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30fb\u30ab\u30a6\u30f3\u30bf\u3001\u30d7\u30ed\u30d5\u30a1\u30a4\u30e9\u3001I\/O\u30e1\u30c8\u30ea\u30af\u30b9\u3068\u306e\u76f8\u95a2\u3002.<\/li>\n  <li><strong>\u5bfe\u7b56<\/strong>\u30da\u30fc\u30b8\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3001OPCache\u3001DB\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001CPU\/NUMA\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3002.<\/li>\n  <li><strong>\u76ee\u6a19\u5024<\/strong>\u30df\u30b9\u30fb\u30ec\u30fc\u30c8\u306f5-10%\u4ee5\u4e0b\u3001TTFB\u306f3\u6841\u30df\u30ea\u79d2\u53f0\u524d\u534a\u3067\u5b89\u5b9a\u3002.<\/li>\n<\/ul>\n\n<h2>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u306b\u304a\u3051\u308bCPU\u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u3068\u306f\uff1f<\/h2>\n\n<p>\u6700\u8fd1\u306e\u30b5\u30fc\u30d0\u30fc\u7528CPU\u306f\u3001\u6570\u30b5\u30a4\u30af\u30eb\u3067\u30c7\u30fc\u30bf\u3092\u8ee2\u9001\u3059\u308b\u30de\u30eb\u30c1\u30ec\u30d9\u30eb\u30fb\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u5099\u3048\u3066\u3044\u308b\u3002 <strong>\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong>\u3057\u304b\u3057\u3001-Miss\u306f\u3001\u30b3\u30a2\u304c\u304b\u306a\u308a\u9045\u3044\u30ec\u30d9\u30eb\u304b\u3089\u60c5\u5831\u3092\u518d\u8aad\u307f\u8fbc\u307f\u3059\u308b\u3053\u3068\u3092\u5f37\u3044\u308b\u3002\u3053\u308c\u306f\u307e\u3055\u306b <strong>\u30b5\u30fc\u30d0\u30fcCPU\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc<\/strong>, \u30b3\u30a2\u304c\u8a08\u7b97\u3059\u308b\u4ee3\u308f\u308a\u306b\u5f85\u6a5f\u3059\u308b\u304b\u3089\u3060\u3002\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3067\u306f\u3001PHP\u306e\u3088\u3046\u306a\u52d5\u7684\u30b3\u30fc\u30c9\u3084\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30fb\u30a2\u30af\u30bb\u30b9\u306b\u3088\u3063\u3066\u30e1\u30e2\u30ea\u30fb\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u6563\u5728\u3059\u308b\u305f\u3081\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u30fb\u30e9\u30a4\u30f3\u304c\u6b20\u843d\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u3002\u4e00\u822c\u7684\u306b\u3001L1\u306f\u975e\u5e38\u306b\u7d20\u65e9\u304f\u53cd\u5fdc\u3057\u3001L2\/L3\u3078\u306e\u30b8\u30e3\u30f3\u30d7\u306f\u9855\u8457\u306b\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308a\u3001RAM\u30a2\u30af\u30bb\u30b9\u304c\u6642\u9593\u3092\u652f\u914d\u3059\u308b\u3002\u306e\u6319\u52d5\u3092\u7406\u89e3\u3057\u305f\u3051\u308c\u3070 <a href=\"https:\/\/webhosting.de\/ja\/cpu%e3%82%ad%e3%83%a3%e3%83%83%e3%82%b7%e3%83%a5l1-l3%e3%83%9b%e3%82%b9%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0%e9%87%8d%e8%a6%81%e3%81%aaram%e3%82%ad%e3%83%a3%e3%83%83%e3%82%b7%e3%83%a5%e3%83%96%e3%83%bc\/\">L1-L3\u30ad\u30e3\u30c3\u30b7\u30e5<\/a> \u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u304c\u8457\u3057\u304f\u9045\u304f\u306a\u308b\u539f\u56e0\u306f\u3059\u3050\u306b\u308f\u304b\u308b\u3002.<\/p>\n\n<p>\u4ee5\u4e0b\u306e\u8868\u306f\u3001\u30df\u30b9\u304c\u3069\u306e\u7a0b\u5ea6\u5f37\u304f\u611f\u3058\u3089\u308c\u308b\u304b\u3092\u5927\u307e\u304b\u306b\u5206\u985e\u3057\u305f\u3082\u306e\u3067\u3042\u308a\u3001\u79c1\u304c\u5e38\u306b\u6700\u521d\u306b\u30df\u30b9\u30fb\u30ec\u30fc\u30c8\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u7406\u7531\u3067\u3042\u308b\u3002\u3053\u308c\u306f\u5178\u578b\u7684\u306a\u30b5\u30a4\u30af\u30eb\u5024\u3092\u793a\u3057\u3066\u304a\u308a\u3001\u9ad8\u901f\u30ad\u30e3\u30c3\u30b7\u30e5\u30d2\u30c3\u30c8\u306b\u5bfe\u3059\u308b\u30ad\u30e3\u30c3\u30b7\u30e5\u30e9\u30a4\u30f3\u306e\u30df\u30b9\u306e\u5f71\u97ff\u3092\u8a55\u4fa1\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u5b9f\u969b\u306e\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306f\u5909\u52d5\u3059\u308b\u305f\u3081\u3001\u79c1\u306f\u4fdd\u5b88\u7684\u306a\u898b\u7a4d\u3082\u308a\u306b\u3053\u3060\u308f\u308b\u3002\u30b5\u30a4\u30ba\u306f\u5206\u985e\u306e\u305f\u3081\u306e\u3082\u306e\u3067\u3001\u53b3\u683c\u306a\u30eb\u30fc\u30eb\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u91cd\u8981\u306a\u3053\u3068\u306b\u5909\u308f\u308a\u306f\u306a\u3044\uff1aRAM\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3073\u306b\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0\u304c\u5897\u52a0\u3057\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u30d2\u30c3\u30c8\u304c\u5371\u967a\u306b\u3055\u3089\u3055\u308c\u308b\u3002 <strong>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30fb\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong>.<\/p>\n\n<table>\n  <thead>\n    <tr>\n      <th>\u4fdd\u7ba1\u30ec\u30d9\u30eb<\/th>\n      <th>\u6a19\u6e96\u7684\u306a\u5f85\u3061\u6642\u9593\uff08\u30b5\u30a4\u30af\u30eb\uff09<\/th>\n      <th>\u6a19\u6e96\u30b5\u30a4\u30ba<\/th>\n      <th>\u30df\u30b9\u3068\u306e\u30af\u30e9\u30b9\u5206\u3051<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>L1<\/td>\n      <td>1-4<\/td>\n      <td>\u30b3\u30a2\u3042\u305f\u308a32\uff5e64KB<\/td>\n      <td>\u307b\u3068\u3093\u3069\u76ee\u7acb\u305f\u306a\u3044\u3002 <strong>\u30db\u30c3\u30c8<\/strong>-\u30c7\u30fc\u30bf<\/td>\n    <\/tr>\n    <tr>\n      <td>L2<\/td>\n      <td>~10-14<\/td>\n      <td>\u30b3\u30a2\u3042\u305f\u308a256\uff5e1024KB<\/td>\n      <td>\u76ee\u7acb\u3061\u3084\u3059\u3044\u3002<\/td>\n    <\/tr>\n    <tr>\n      <td>L3\uff08\u8ca0\u8377\u30ec\u30d9\u30eb\uff09<\/td>\n      <td>~30-60<\/td>\n      <td>\u6570MB\u3092\u5171\u6709<\/td>\n      <td>\u4e89\u70b9\u306b\u3088\u3063\u3066\u7570\u306a\u308b<\/td>\n    <\/tr>\n    <tr>\n      <td>RAM<\/td>\n      <td>100-300<\/td>\n      <td>GB\u30a8\u30ea\u30a2<\/td>\n      <td>\u30c9\u30e9\u30a4\u30d6 <strong>TTFB<\/strong> \u9ad8\u3044<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\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\/05\/serverraum-ursache-performance-1523.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30df\u30b9\u304c\u30b5\u30fc\u30d0\u30fc\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u3092\u9ad8\u3081\u308b\u7406\u7531<\/h2>\n\n<p>\u30a2\u30af\u30bb\u30b9\u306b\u5931\u6557\u3059\u308b\u305f\u3073\u306b\u3001\u4e0b\u4f4d\u30ec\u30d9\u30eb\u304b\u3089\u306e\u30c7\u30fc\u30bf\u304c\u8ffd\u3044\u3064\u304b\u308c\u3001\u6642\u9593\u304c\u304b\u304b\u308b\u3002\u3053\u308c\u3089\u306e\u5f85\u3061\u6642\u9593\u3092\u5408\u8a08\u3059\u308b\u3068\u3001\u9855\u8457\u306a\u9045\u5ef6\u306b\u306a\u308b\u3002 <strong>\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc<\/strong>. .\u30df\u30b9\u30fb\u30ec\u30fc\u30c8\u304c\u5897\u52a0\u3059\u308b\u3068\u3001\u30b3\u30a2\u306f\u3088\u308a\u983b\u7e41\u306b\u30e1\u30e2\u30ea\u30fc\u3092\u5f85\u3064\u3088\u3046\u306b\u306a\u308a\u3001\u5b9f\u884c\u3067\u304d\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30ed\u30b8\u30c3\u30af\u304c\u5c11\u306a\u304f\u306a\u308b\u3002\u79c1\u306fTTFB\u306e\u30d4\u30fc\u30af\u3067\u3053\u308c\u3092\u5b9a\u671f\u7684\u306b\u76ee\u306b\u3059\u308b\u3002\u9ad8\u901f\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u3059\u3050\u306b\u914d\u4fe1\u3055\u308c\u3001RAM\u30a2\u30af\u30bb\u30b9\u306f\u6700\u521d\u306e\u30d0\u30a4\u30c8\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8d64\u3044\u9818\u57df\u306b\u62bc\u3057\u3084\u308b\u3002PHP\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u3001SQL\u306e\u884c\u304c\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306b\u5206\u6563\u3057\u3066\u3044\u308bWordPress\u3067\u306f\u3001\u3053\u308c\u306f\u7279\u306b\u6df1\u523b\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u307e\u3055\u306b <strong>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30fb\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong> CPU\u3068RAM\u306e\u4f7f\u7528\u7387\u306f\u7de9\u3084\u304b\u306a\u307e\u307e\u3060\u304c\u3001CPU\u3068RAM\u306e\u4f7f\u7528\u7387\u306f\u4f4e\u4e0b\u3057\u3066\u3044\u308b\u3002.<\/p>\n\n<p>\u6e2c\u5b9a\u7d50\u679c\u306f\u660e\u78ba\u306a\u30d1\u30bf\u30fc\u30f3\u3092\u793a\u3057\u3066\u3044\u308b\u3002\u30df\u30b9\u7387\u304c5-10%\u7a0b\u5ea6\u306b\u306a\u308b\u3068\u3001\u5f85\u3061\u6642\u9593\u306f\u5927\u5e45\u306b\u5897\u52a0\u3057\u30012\u6841\u306e\u5024\u306b\u306a\u308b\u3068\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u6642\u9593\u306f\u3057\u3070\u3057\u30702\u500d\u306b\u306a\u308b\u3002\u3053\u308c\u306f\u3001\u30de\u30b7\u30f3\u306b\u307e\u3060\u4f59\u88d5\u304c\u3042\u308b\u5834\u5408\u3067\u3082\u8d77\u3053\u308b\u3053\u3068\u3067\u3001\u5f85\u6a5f\u30b5\u30a4\u30af\u30eb\u306f\u4e8b\u5b9f\u4e0a\u9032\u884c\u3092\u59a8\u3052\u308b\u304b\u3089\u3067\u3042\u308b\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u79c1\u306f\u5229\u7528\u7387\u3060\u3051\u3067\u306a\u304f\u3001\u4f55\u3088\u308a\u3082\u30ad\u30e3\u30c3\u30b7\u30e5\u30d2\u30c3\u30c8\u30ec\u30fc\u30c8\u3068\u30e1\u30e2\u30ea\u30a2\u30af\u30bb\u30b9\u30d1\u30bf\u30fc\u30f3\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002\u30b3\u30fc\u30c9\u304c\u5e83\u7bc4\u56f2\u306b\u5206\u6563\u3057\u305f\u30c7\u30fc\u30bf\u3092\u8981\u6c42\u3059\u308b\u5834\u5408\u3001TTFB50\u30df\u30ea\u79d2\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u306f\u3059\u3050\u306b600\u30df\u30ea\u79d2\u4ee5\u4e0a\u306b\u50be\u304f\u3002\u3053\u3053\u3067\u306e\u6700\u9069\u5316\u3068\u306f <strong>\u30e1\u30a4\u30f3\u30b9\u30af\u30ea\u30e5\u30fc<\/strong> \u30a6\u30a7\u30d6\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3002.<\/p>\n\n<p>\u30b3\u30d2\u30fc\u30ec\u30f3\u30b9\u30fb\u30ec\u30d9\u30eb\u3082\u3042\u308b\u3002\u8907\u6570\u306e\u30b3\u30a2\u304cL3\u3092\u5171\u6709\u3057\u3001\u540c\u3058\u30e1\u30e2\u30ea\u30fb\u30a2\u30c9\u30ec\u30b9\u304c\u66f8\u304d\u8fbc\u307e\u308c\u308b\u3068\u3001\u4e92\u3044\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u30fb\u30e9\u30a4\u30f3\u304c\u7121\u52b9\u306b\u306a\u308b\u3002\u3053\u308c\u306f\u3055\u3089\u306a\u308b\u9045\u5ef6\u3092\u5f15\u304d\u8d77\u3053\u3057\u3001\u30df\u30b9\u3092\u60aa\u5316\u3055\u305b\u308b\u3002\u305d\u306e\u305f\u3081\u3001\u79c1\u306f\u66f8\u304d\u8fbc\u307f\u306e\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\uff08\u30b0\u30ed\u30fc\u30d0\u30eb\u30fb\u30ab\u30a6\u30f3\u30bf\u30fc\u3084\u30bb\u30c3\u30b7\u30e7\u30f3\u30fb\u30ed\u30c3\u30af\u306a\u3069\uff09\u306b\u6ce8\u610f\u3092\u6255\u3044\u3001\u30d7\u30ed\u30bb\u30b9\u304c\u5171\u6709\u69cb\u9020\u4e0a\u3067\u4e92\u3044\u306b\u63a5\u8fd1\u3057\u3066\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306a\u4e0d\u6b63\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u30fb\u30e9\u30a4\u30f3\u306e\u5171\u6709\u3092\u6e1b\u3089\u3057\u3066\u3044\u308b\u3002\u30b3\u30d2\u30fc\u30ec\u30f3\u30b9\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u6e1b\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u3088\u308a\u4e00\u5b9a\u306e <strong>\u5730\u57df\u6027<\/strong> \u4ee5\u4e0b <strong>\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc<\/strong>.<\/p>\n\n<h2>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30b9\u30bf\u30c3\u30af\u306b\u3088\u304f\u3042\u308b\u539f\u56e0<\/h2>\n\n<p>\u4e0d\u898f\u5247\u306a\u30a2\u30af\u30bb\u30b9\u306f\u30df\u30b9\u30fb\u30b9\u30c8\u30fc\u30e0\u3092\u5f15\u304d\u8d77\u3053\u3057\u3001\u7279\u306b\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u306a\u3044\u30b3\u30fc\u30eb\u30c9\u30b9\u30bf\u30fc\u30c8\u6642\u306b\u306f\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u305f\u3073\u306b\u30d0\u30a4\u30c8\u30b3\u30fc\u30c9\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3001\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u304c\u30ea\u30ed\u30fc\u30c9\u3055\u308c\u308b\u3002\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u306a\u3044\u5e83\u7bc4\u56f2\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30ad\u30e3\u30f3\u306f <strong>\u5730\u57df\u6027<\/strong> \u3067\u3001\u81a8\u5927\u306a\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u30b7\u30b9\u30c6\u30e0\u306b\u53d6\u308a\u8fbc\u3080\u3002\u591a\u304f\u306e\u6587\u5b57\u5217\u64cd\u4f5c\u3092\u4f34\u3046PHP\u306e\u30eb\u30fc\u30d7\u306f\u3001\u4f5c\u696d\u30c7\u30fc\u30bf\u3092\u5206\u6563\u3055\u305b\u308b\u306e\u3067\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u30d2\u30c3\u30c8\u6570\u304c\u5c11\u306a\u304f\u306a\u308b\u3002\u9045\u3044SSD\u3084\u30cf\u30fc\u30c9\u30ea\u30df\u30c3\u30c8\u306b\u8d77\u56e0\u3059\u308bI\/O\u5f85\u6a5f\u306f\u3001\u5e38\u306b\u30b9\u30ec\u30c3\u30c9\u3092\u30b7\u30d5\u30c8\u3055\u305b\u3001\u5c0f\u3055\u306a\u30b9\u30c6\u30fc\u30b8\u304b\u3089\u30ad\u30e3\u30c3\u30b7\u30e5\u30e9\u30a4\u30f3\u3092\u7f6e\u304d\u63db\u3048\u308b\u3002WordPress\u3067\u306f\u3001\u5927\u304d\u306a\u30aa\u30fc\u30c8\u30ed\u30fc\u30c9\u30aa\u30d7\u30b7\u30e7\u30f3\u3084\u3001\u30b7\u30e7\u30c3\u30d7\u306a\u3069\u3067\u983b\u7e41\u306b\u4f7f\u7528\u3055\u308c\u308b\u30d5\u30c3\u30af\u306f\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u8ca0\u62c5\u3092\u304b\u3051\u308b\u3002 <strong>\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong>-\u52b9\u7387\u3002.<\/p>\n\n<p>\u4e9b\u7d30\u306a\u3053\u3068\u304c\u7a4d\u307f\u91cd\u306a\u3063\u3066\u3044\u304f\u3002\u3059\u3079\u3066\u306e\u30da\u30fc\u30b8\u3067\u7279\u5225\u306b\u30cf\u30fc\u30c9\u306a\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3059\u308b\u30c7\u30d0\u30c3\u30b0\u30d7\u30e9\u30b0\u30a4\u30f3\u306f\u3001L1\/L2\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u304a\u304b\u3057\u304f\u3059\u308b\u3002\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u306f\u30b9\u30ec\u30c3\u30c9\u3092\u884c\u3063\u305f\u308a\u6765\u305f\u308a\u3055\u305b\u3001\u30c7\u30fc\u30bf\u306f\u51b7\u5374\u3055\u308c\u308b\u3002\u65b0\u3057\u3044\u30b9\u30ec\u30c3\u30c9\u306f\u7570\u306a\u308b\u30c7\u30fc\u30bf\u3092\u5fc5\u8981\u3068\u3059\u308b\u305f\u3081\u3001\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30b9\u30a4\u30c3\u30c1\u306f\u5931\u6557\u306e\u78ba\u7387\u3092\u9ad8\u3081\u308b\u3002CPU\u306f\u30b3\u30fc\u30c9\u3060\u3051\u3067\u306a\u304f\u3001\u95a2\u9023\u3059\u308b\u69cb\u9020\u4f53\u3082\u518d\u30ed\u30fc\u30c9\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u3053\u306e\u3088\u3046\u306a\u30d1\u30bf\u30fc\u30f3\u3053\u305d\u304c <strong>\u30b5\u30fc\u30d0\u30fcCPU\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc<\/strong> \u539f\u56e0\u304c\u3059\u3050\u306b\u660e\u3089\u304b\u306b\u306a\u3089\u306a\u3044\u307e\u307e\u3001\u9ad8\u5024\u3092\u66f4\u65b0\u3057\u305f\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\/05\/cpu_cache_meeting_8492.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<p>\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u3088\u3063\u3066\u30bb\u30c3\u30b7\u30e7\u30f3\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3092\u5909\u3048\u305f\u308a\u3001\u5c0f\u3055\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u5909\u66f4\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u5168\u4f53\u3092\u7121\u52b9\u306b\u3057\u305f\u308a\u3001TTL\u304c\u77ed\u3059\u304e\u3066\u30b7\u30b9\u30c6\u30e0\u3092\u6c38\u4e45\u306b\u30b3\u30fc\u30eb\u30c9\u30b9\u30bf\u30fc\u30c8\u306b\u8ffd\u3044\u8fbc\u3093\u3060\u308a\u3002\u591c\u9593\u306b\u3059\u3079\u3066\u3092\u540c\u6642\u306b\u30a6\u30a9\u30fc\u30e0\u30a2\u30c3\u30d7\u307e\u305f\u306f\u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7\u3059\u308b\u30d0\u30c3\u30c1\u30af\u30fc\u30ed\u30f3\u30b8\u30e7\u30d6\u3082\u307e\u305f <strong>\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong> 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<strong>\u30dc\u30c8\u30eb\u30cd\u30c3\u30af<\/strong> \u305d\u3053\u306b\u3044\u308b\u3002<\/p>\n\n<p>\u30ed\u30b0\u30c7\u30fc\u30bf\u306f\u3001\u3053\u306e\u72b6\u6cc1\u3092\u88dc\u5f37\u3059\u308b\u3002\u4f4e\u901f\u306e\u30af\u30a8\u30ea\u30ed\u30b0\u306f\u30ef\u30a4\u30c9\u30b9\u30ad\u30e3\u30f3\u3092\u660e\u3089\u304b\u306b\u3057\u3001iostat\u306fI\/O\u5f85\u3061\u3068\u30ad\u30e5\u30fc\u306e\u9577\u3055\u3092\u660e\u3089\u304b\u306b\u3059\u308b\u3002TTFB\u306e\u30d4\u30fc\u30af\u306e\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u3092\u3053\u308c\u3089\u306e\u6e2c\u5b9a\u30dd\u30a4\u30f3\u30c8\u3068\u95a2\u9023\u4ed8\u3051\u3001\u305d\u308c\u3089\u304c\u30df\u30b9\u3068\u4e00\u81f4\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002\u7279\u5b9a\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3067\u30df\u30b9\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306f\u3001\u5f71\u97ff\u3092\u53d7\u3051\u305f\u30b3\u30fc\u30c9\u3092\u5206\u96e2\u3057\u3001\u540c\u3058\u8ca0\u8377\u306e\u4e0b\u3067\u518d\u5ea6\u6e2c\u5b9a\u3059\u308b\u3002\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u3001DB\u3001PHP\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3001\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u306e\u3069\u308c\u304c\u539f\u56e0\u304b\u3092\u3059\u3050\u306b\u77e5\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002 <strong>\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong>-\u52b9\u7387\u3002\u30df\u30b9\u3092\u6e1b\u3089\u3057\u3001\u30d2\u30c3\u30c8\u3092\u5897\u3084\u3057\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u901f\u304f\u3059\u308b\u3002.<\/p>\n\n<p>\u518d\u73fe\u6027\u306e\u3042\u308b\u767a\u898b\u306e\u305f\u3081\u306b\u3001\u79c1\u306f\u77ed\u3044\u30d7\u30ec\u30a4\u30d6\u30c3\u30af\u3092\u4f7f\u7528\u3057\u3001\u6e2c\u5b9a\u6642\u9593\u3092\u4e00\u5b9a\u306b\u4fdd\u3064\u3053\u3068\u3067\u3001\u5916\u308c\u5024\u304c\u8aa4\u3063\u305f\u7d50\u8ad6\u3092\u5f15\u304d\u8d77\u3053\u3055\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u3044\u308b\uff1a<\/p>\n\n<pre><code># 30 \u79d2\u9593\u306e\u30d7\u30ed\u30bb\u30b9\u30e1\u30c8\u30ea\u30af\u30b9 (PID \u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba)\nperf stat -e cycles,instructions,cache-references,cache-misses,branches,branch-misses -p $(pidof php-fpm) -- sleep 30\n\n# \u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3092\u30e9\u30a4\u30d6\u8868\u793a\nperf top -p $(pidof php-fpm)\n\n# \u30d1\u30b9\u3092\u8a18\u9332\u3057\u3066\u5206\u6790\u3059\u308b\nperf record -F 99 -g -p $(pidof php-fpm) -- sleep 20\nperf \u30ec\u30dd\u30fc\u30c8\n\n# \u30d7\u30ed\u30bb\u30b9\/\u30b9\u30ec\u30c3\u30c9\u306e\u5909\u66f4\u3068 CPU \u5f85\u6a5f\npidstat -wtud 1 60\n<\/code><\/pre>\n\n<p>\u307e\u305f\u3001MPKI\uff081,000\u547d\u4ee4\u3042\u305f\u308a\u306e\u30df\u30b9\uff09\u3068CPI\uff081\u547d\u4ee4\u3042\u305f\u308a\u306e\u30b5\u30a4\u30af\u30eb\uff09\u3082\u8a55\u4fa1\u3059\u308b\u3002MPKI\u304c1\u6841\u53f0\u524d\u534a\u3001CPI\u304c1\u306b\u8fd1\u3044\u5834\u5408\u306f\u3001\u826f\u597d\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u308b\u3002 <strong>\u5730\u57df\u6027<\/strong> \u305d\u3053\u3067MPKI\u304c2\u6841\u4e0a\u6607\u3057\u305f\u5834\u5408\u3001TTFB\u306f\u3057\u3070\u3057\u3070\u50be\u304d\u3001CPI\u304c\u76ee\u306b\u898b\u3048\u3066\u4e0a\u6607\u3057\u305f\u5834\u5408\u3001\u30b3\u30a2\u306f\u4e3b\u306b\u30c7\u30fc\u30bf\u3092\u5f85\u3063\u3066\u3044\u308b\u3002TTFB\u3001P95\/P99\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0\u3001CPU\u5f85\u3061\u6642\u9593\u3068\u3068\u3082\u306b\u3001\u3053\u308c\u3089\u306e\u91cd\u8981\u306a\u6570\u5024\u306f\u3001\u610f\u601d\u6c7a\u5b9a\u306e\u305f\u3081\u306e\u78ba\u56fa\u305f\u308b\u6839\u62e0\u3068\u306a\u308b\u3002.<\/p>\n\n<h2>\u5177\u4f53\u7684\u306a\u5236\u9650\u3068\u5178\u578b\u7684\u306a\u75c7\u72b6<\/h2>\n\n<p>10%\u3092\u8d85\u3048\u308b\u30df\u30b9\u30fb\u30ec\u30fc\u30c8\u304c\u6301\u7d9a\u3059\u308b\u5834\u5408\u306f\u554f\u984c\u304c\u3042\u308b\u3053\u3068\u3092\u793a\u3059\u304c\u3001\u79c1\u306e\u898b\u89e3\u3067\u306f\u3001\u3053\u308c\u4ee5\u4e0b\u306e\u5024\u306f\u307e\u3060\u7ba1\u7406\u53ef\u80fd\u3067\u3042\u308b\u3002CPU\u306e\u5f85\u6a5f\u6642\u9593\u304c20%\u3092\u8d85\u3048\u3001\u540c\u6642\u306b\u30a4\u30f3\u30d5\u30ecTTFB\u304c\u767a\u751f\u3059\u308b\u5834\u5408\u306f\u3001\u30e1\u30e2\u30ea\u30b9\u30c8\u30fc\u30eb\u306e\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3002\u4e00\u898b\u5e73\u7a4f\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3067\u4e0d\u53ef\u89e3\u306a\u8ca0\u8377\u30d4\u30fc\u30af\u304c\u767a\u751f\u3059\u308b\u5834\u5408\u306f\u3001\u975e\u52b9\u7387\u7684\u306a\u30a2\u30af\u30bb\u30b9\u3092\u793a\u3057\u3066\u304a\u308a\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u500b\u3005\u306e\u30af\u30a8\u30ea\u30fc\u3084\u9ad8\u4fa1\u306aPHP\u30d1\u30b9\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u3002\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u304c\u4e00\u5b9a\u3067\u5fdc\u7b54\u6642\u9593\u304c\u5927\u304d\u304f\u5909\u5316\u3059\u308b\u5834\u5408\u3001\u5206\u5e03\u306e\u5e45\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u72b6\u614b\u304c\u5909\u5316\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u6642\u3001\u79c1\u306f\u7279\u306b <strong>\u30df\u30b9<\/strong>-\u30e1\u30c8\u30ea\u30c3\u30af\u30b9\u3068\u30b3\u30fc\u30c9\u30d1\u30b9\u3092\u7167\u5408\u3059\u308b\u3002.<\/p>\n\n<p>\u30c7\u30d7\u30ed\u30a4\u5f8c\u306e\u6319\u52d5\u3082\u30d2\u30f3\u30c8\u306b\u306a\u308b\uff1aOPCache\u3068\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30fb\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u6e80\u305f\u3055\u308c\u308b\u307e\u3067\u3001\u65b0\u3057\u3044\u30d7\u30ed\u30bb\u30b9\u306f \u201c\u30b3\u30fc\u30eb\u30c9 \u201d\u3067\u5b9f\u884c\u3055\u308c\u308b\u3002\u6570\u5206\u5f8c\u306bTTFB\u304c\u5b89\u5b9a\u7684\u306b\u4f4e\u4e0b\u3059\u308c\u3070\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u52b9\u679c\u3092\u767a\u63ee\u3057\u3001\u30ed\u30fc\u30ab\u30ea\u30c6\u30a3\u304c\u9ad8\u307e\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3059\u3002\u30a6\u30a9\u30fc\u30e0\u72b6\u614b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u304c\u9ad8\u3044\u307e\u307e\u3067\u3042\u308c\u3070\u3001\u30ef\u30a4\u30c9SELECT\u3084\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u4f4d\u7f6e\u304c\u60aa\u3044\u304b\u3069\u3046\u304b\u3092\u8abf\u3079\u307e\u3059\u3002JIT\u3084OPCache\u306e\u8a2d\u5b9a\u306a\u3069\u3001PHP\u306e\u8a2d\u5b9a\u3082\u898b\u307e\u3059\u3002\u8a73\u3057\u304f\u898b\u308b\u3053\u3068\u3067\u3001\u591a\u304f\u306e\u3053\u3068\u304c\u7bc0\u7d04\u3067\u304d\u307e\u3059\u3002 <strong>\u6642\u9593<\/strong> \u307e\u305f\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3078\u306e\u4e0d\u9069\u5207\u306a\u6295\u8cc7\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308b\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\/05\/cpu-cache-misses-hosting-2938.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u5bfe\u7b56\u3059\u3079\u3066\u306e\u30ec\u30d9\u30eb\u3067\u4e00\u8cab\u3057\u3066\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u6709\u52b9\u306b\u3059\u308b<\/h2>\n\n<p>\u79c1\u306f\u3044\u3064\u3082\u3001\u533f\u540d\u30e6\u30fc\u30b6\u30fc\u7528\u306e\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3001\u3088\u304f\u4f7f\u3046\u69cb\u9020\u4f53\u7528\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30ad\u30e3\u30c3\u30b7\u30e5\u3001PHP\u30d0\u30a4\u30c8\u30b3\u30fc\u30c9\u7528\u306eOPCache\u304b\u3089\u59cb\u3081\u308b\u3002\u3053\u306e\u30c8\u30ea\u30aa\u306f\u30b3\u30fc\u30c9\u306e\u5b9f\u884c\u3092\u6e1b\u3089\u3057 <strong>\u30db\u30c3\u30c8<\/strong>-\u30c7\u30fc\u30bf\u3092\u9ad8\u901f\u306a\u30e1\u30e2\u30ea\u306b\u4fdd\u5b58\u3059\u308b\u3053\u3068\u3067\u3001\u30df\u30b9\u30fb\u30ec\u30fc\u30c8\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002Redis\u3084Memcached\u306fDB\u30d0\u30c3\u30d5\u30a1\u306b\u8ca0\u62c5\u3092\u304b\u3051\u308b\u3053\u3068\u306a\u304f\u7d20\u65e9\u304f\u914d\u4fe1\u3059\u308b\u3002\u30af\u30ea\u30fc\u30f3\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u30fb\u30ad\u30fc\u306f\u30d2\u30c3\u30c8\u7387\u3092\u78ba\u5b9f\u306b\u3059\u308b\u3002CDN\u3092\u8ffd\u52a0\u3059\u308b\u5834\u5408\u306f\u3001\u4e2d\u9593\u30b9\u30c6\u30fc\u30b8\u304c\u78ba\u5b9f\u306b\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u518d\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d8\u30c3\u30c0\u30fc\u3092\u304d\u308c\u3044\u306b\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30fb\u30ed\u30b8\u30c3\u30af\u306e\u8ca0\u8377\u304c\u8efd\u6e1b\u3055\u308c\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u30d2\u30c3\u30c8\u7387\u304c\u4f4e\u4e0b\u3059\u308b\u3002 <strong>TTFB<\/strong> \u3088\u308a\u6df1\u304f\u6700\u9069\u5316\u3059\u308b\u524d\u3067\u3042\u3063\u3066\u3082\u3002.<\/p>\n\n<p>\u9759\u7684\u30a2\u30bb\u30c3\u30c8\u306b\u306f\u9577\u3044\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u8a2d\u5b9a\u3057\u3001HTML\u306b\u306f\u77ed\u3044smaxage\u5024\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u4e0d\u5fc5\u8981\u306a\u4f5c\u696d\u304b\u3089CPU\u3092\u5b88\u3063\u3066\u3044\u308b\u3002Nginx\u306e\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u306f\u660e\u78ba\u306b\u3057\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u76e3\u67fb\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u6b21\u306e\u4f8b\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30eb\u30fc\u30eb\u306b\u5408\u308f\u305b\u305f\u7121\u99c4\u306e\u306a\u3044\u57fa\u672c\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u30d8\u30c3\u30c0\u3092\u4f7f\u3046\u3068\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u30d2\u30c3\u30c8\u7387\u306f\u4e2d\u9593\u6bb5\u968e\u3067\u5927\u5e45\u306b\u5897\u52a0\u3057\u3001\u30bd\u30fc\u30b9\u306f\u7bc0\u7d04\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u307e\u3055\u306b\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u30d2\u30c3\u30c8\u7387\u3092\u9855\u8457\u306b\u5411\u4e0a\u3055\u305b\u308b <strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong> \u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3067<\/p>\n\n<pre><code>location ~* \\.(html)$ {.\n  add_header Cache-Control \"public, max-age=0, s-maxage=300, must-revalidate\"\uff1b\n}\nlocation ~* \u0b67(css|js|png|jpg)$ { {.\n  add_header Cache-Control \"public, immutable, max-age=31536000\"\uff1b\n}\n<\/code><\/pre>\n\n<h2>\u5c55\u958b\u5f8c\u306e\u30a6\u30a9\u30fc\u30e0\u30a2\u30c3\u30d7\u3068\u30b9\u30bf\u30f3\u30d4\u30fc\u30c9\u5bfe\u7b56<\/h2>\n\n<p>\u30ed\u30fc\u30eb\u30a2\u30a6\u30c8\u5f8c\u306f\u3001\u7279\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u30a6\u30a9\u30fc\u30e0\u30a2\u30c3\u30d7\u3092\u884c\u3046\uff1a\u4e2d\u5fc3\u7684\u306aPHP\u30d5\u30a1\u30a4\u30eb\u306eOPCache\u30d7\u30ea\u30ed\u30fc\u30c9\u3001\u6700\u3082\u91cd\u8981\u306a\u30eb\u30fc\u30c8\u306e\u77ed\u3044\u5408\u6210\u30af\u30ed\u30fc\u30eb\u3001\u91cd\u8981\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30fb\u30ad\u30e3\u30c3\u30b7\u30e5\u30fb\u30ad\u30fc\u306e\u5145\u586b\u3002HTML\u306b\u306f\u77ed\u3044smaxage\u6642\u9593\u3092\u8a2d\u5b9a\u3057\u3001\u4e2d\u9593\u30b9\u30c6\u30fc\u30b8\u304c\u7d20\u65e9\u304f\u5b66\u7fd2\u3059\u308b\u3088\u3046\u306b\u3059\u308b\u3002\u540c\u6642\u306b\u3001\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u4ed8\u304d\u306e\u30ed\u30c3\u30af\u3068\u300c\u65e9\u671f\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5\u300d\u30d1\u30bf\u30fc\u30f3\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u30b9\u30bf\u30f3\u30d4\u30f3\u30b0\u3092\u9632\u3044\u3067\u3044\u308b\u3002TTL\u306e\u30b8\u30c3\u30bf\u30fc\u3092\u5c0f\u3055\u304f\u3059\u308b\u3053\u3068\u3067\u3001\u591a\u304f\u306e\u30a8\u30f3\u30c8\u30ea\u304c\u540c\u6642\u306b\u5b9f\u884c\u3055\u308c\u3001\u30df\u30b9\u30a6\u30a7\u30fc\u30d6\u304c\u767a\u751f\u3059\u308b\u306e\u3092\u9632\u304e\u307e\u3059\u3002.<\/p>\n\n<p>\u30cd\u30ac\u30c6\u30a3\u30d6\u30ad\u30e3\u30c3\u30b7\u30e5\uff08\u7a7a\u306e\u7d50\u679c\u306b\u5bfe\u3059\u308b\u77ed\u3044TTL\uff09\u306f\u3001\u3057\u3070\u3057\u3070\u691c\u7d22\u306b\u5931\u6557\u3057\u305f\u308a404\u30eb\u30fc\u30c8\u3092\u63d0\u4f9b\u3057\u305f\u308a\u3059\u308b\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30d1\u30b9\u3078\u306e\u30d7\u30ec\u30c3\u30b7\u30e3\u30fc\u3092\u8efd\u6e1b\u3059\u308b\u3002\u30a6\u30a9\u30fc\u30e0\u30a2\u30c3\u30d7\u304c\u5b8c\u4e86\u3059\u308b\u307e\u3067\u306f\u3001\u9ad8\u4fa1\u306a\u30d1\u30b9\u306b\u5bfe\u3057\u3066\u5c02\u7528\u306e\u30ec\u30fc\u30c8\u5236\u9650\u3092\u304b\u3051\u308b\u3053\u3068\u3082\u4fa1\u5024\u304c\u3042\u308b\u3002\u3053\u308c\u306f <strong>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30fb\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong> \u65b0\u3057\u3044\u30c7\u30d7\u30ed\u30a4\u3084\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u30d4\u30fc\u30af\u304c\u5b9f\u884c\u3055\u308c\u3066\u3044\u308b\u3068\u304d\u3067\u3082\u3001\u5b89\u5b9a\u3057\u3066\u3044\u308b\u3002.<\/p>\n\n<h2>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u30af\u30a8\u30ea\u306e\u7de9\u548c<\/h2>\n\n<p>WHERE\u30ab\u30e9\u30e0\u3068JOIN\u30ab\u30e9\u30e0\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u307e\u305a\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3002 <strong>\u5730\u57df\u6027<\/strong>. .\u305d\u3057\u3066\u3001\u30af\u30a8\u30ea\u30fc\u3092\u5358\u7d14\u5316\u3057\u3001\u5927\u304d\u306aSELECT\u3092\u5206\u5272\u3057\u3001\u4e0d\u8981\u306a\u30ab\u30e9\u30e0\u3092\u907f\u3051\u308b\u3002\u7e70\u308a\u8fd4\u3057\u7d50\u679c\u3092\u5f97\u308b\u305f\u3081\u306b\u306f\u3001\u30c8\u30e9\u30f3\u30b8\u30a7\u30f3\u30c8\u3084\u3001\u660e\u78ba\u306a\u7121\u52b9\u5316\u3092\u884c\u3046\u5c02\u7528\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30fb\u30ad\u30e3\u30c3\u30b7\u30e5\u30fb\u30ad\u30fc\u306a\u3069\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u3092\u4f7f\u3046\u3002\u7279\u306b\u30ef\u30fc\u30c9\u30d7\u30ec\u30b9\u3067\u306f\u3001\u9ad8\u4fa1\u306a\u30aa\u30d7\u30b7\u30e7\u30f3\u3084\u30e1\u30bf\u30af\u30a8\u30ea\u304c\u30db\u30c3\u30c8\u30d1\u30b9\u304b\u3089\u6d88\u3048\u308b\u3053\u3068\u3067\u3001\u6642\u9593\u3092\u5927\u5e45\u306b\u7bc0\u7d04\u3067\u304d\u308b\u3002\u30c7\u30fc\u30bf\u91cf\u3068\u6563\u5e03\u304c\u6e1b\u308b\u305f\u3073\u306b\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u30fb\u30ad\u30fc\u304c\u6e1b\u308b\u3002 <strong>\u30df\u30b9<\/strong>-\u78ba\u7387\u306f\u9855\u8457\u3060\u3002.<\/p>\n\n<p>DB\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3082\u9069\u5207\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\uff1a\u30a2\u30af\u30bb\u30b9\u304c\u7121\u6307\u5411\u6027\u306e\u307e\u307e\u3067\u3042\u308c\u3070\u3001\u5927\u304d\u306a\u30d0\u30c3\u30d5\u30a1\u3060\u3051\u3067\u306f\u554f\u984c\u306f\u89e3\u6c7a\u3057\u306a\u3044\u3002\u79c1\u306f\u3001\u30d0\u30c3\u30d5\u30a1\u30b5\u30a4\u30ba\u3001\u63a5\u7d9a\u6570\u3001\u30af\u30a8\u30ea\u30fc\u30df\u30c3\u30af\u30b9\u306e\u6bd4\u7387\u306b\u6ce8\u610f\u3057\u3066\u3044\u307e\u3059\u3002\u8f3b\u8f33\u3092\u9632\u3050\u305f\u3081\u306b\u3001\u9577\u6642\u9593\u5b9f\u884c\u3055\u308c\u308b\u30af\u30a8\u30ea\u30fc\u3092\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30d1\u30b9\u304b\u3089\u5207\u308a\u96e2\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u3001TTFB\u3068\u30df\u30b9\u7387\u3078\u306e\u5f71\u97ff\u3092\u3001\u5358\u72ec\u3067\u306f\u306a\u304f\u3001\u7d44\u307f\u5408\u308f\u305b\u3066\u89b3\u5bdf\u3059\u308b\u3002\u3053\u306e\u7d50\u5408\u306b\u3088\u3063\u3066\u3001\u30c7\u30fc\u30bf\u304c\u672c\u5f53\u306b \"TTFB \"\u306b\u8fd1\u3044\u304b\u3069\u3046\u304b\u304c\u308f\u304b\u308b\u3002 <strong>CPU<\/strong> 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BY\u3092\u907f\u3051\u308b\u3053\u3068\u3067\u3001\u5927\u304d\u306a\u30bd\u30fc\u30c8\u3084\u30c6\u30f3\u30dd\u30e9\u30ea\u30c6\u30fc\u30d6\u30eb\u306e\u8ca0\u8377\u3092\u6e1b\u3089\u3057\u307e\u3059\u3002\u30d0\u30c3\u30d5\u30a1\u30d7\u30fc\u30eb\u306e\u30da\u30fc\u30b8\u79fb\u52d5\u304c\u5c11\u306a\u3044\u307b\u3069 <strong>\u5730\u57df\u6027<\/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\/05\/cpu_cache_misses_nacht_tech_6741.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>PHP\u3068OPCache\u3092\u6b63\u3057\u304f\u8a2d\u5b9a\u3059\u308b<\/h2>\n\n<p>OPCache\u3092\u6709\u52b9\u5316\u3057\u3001\u9069\u5207\u306a\u5236\u9650\u3092\u8a2d\u3051\u308b\u3053\u3068\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u6e1b\u3089\u3057\u3001\u5b89\u5b9a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 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<strong>\u5bd2\u3044<\/strong>-\u4e00\u65e5\u306e\u9593\u306b\u30b9\u30bf\u30fc\u30c8\u3059\u308b\u3002.<\/p>\n\n<p>\u5927\u304d\u306a\u30b3\u30d4\u30fc\u3092\u751f\u6210\u3059\u308b\u6587\u5b57\u5217\u3084\u914d\u5217\u306e\u64cd\u4f5c\u306b\u3082\u6ce8\u76ee\u3059\u308b\u4fa1\u5024\u304c\u3042\u308b\u3002\u3053\u3053\u3067\u306f\u3001\u7684\u3092\u7d5e\u3063\u305f\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u306b\u3088\u3063\u3066\u30e1\u30e2\u30ea\u3068\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u5727\u529b\u3092\u7bc0\u7d04\u3059\u308b\u3002\u79c1\u306f\u305d\u308c\u305e\u308c\u306e\u5909\u66f4\u3092\u540c\u3058\u8ca0\u8377\u3067\u6e2c\u5b9a\u3057\u3001\u305d\u306e\u52b9\u679c\u3092\u306f\u3063\u304d\u308a\u3068\u78ba\u8a8d\u3059\u308b\u3002\u30df\u30b9\u7387\u304c\u5b9f\u884c\u6642\u9593\u3068\u5e73\u884c\u3057\u3066\u4f4e\u4e0b\u3057\u3066\u3044\u308c\u3070\u3001\u305d\u306e\u30d1\u30b9\u3092\u78ba\u8a8d\u3059\u308b\u3002\u30df\u30b9\u7387\u304c\u9ad8\u3044\u307e\u307e\u3067\u3042\u308c\u3070\u3001\u30c7\u30fc\u30bf\u69cb\u9020\u306b\u3070\u3089\u3064\u304d\u304c\u306a\u3044\u304b\u3055\u3089\u306b\u6df1\u304f\u8abf\u3079\u307e\u3059\u3002\u3053\u306e\u6e2c\u5b9a\u3001\u8abf\u6574\u3001\u691c\u8a3c\u306e\u30b5\u30a4\u30af\u30eb\u304c\u518d\u73fe\u6027\u306e\u3042\u308b\u7d50\u679c\u3092\u751f\u3080\u306e\u3060\u3002 <strong>\u6210\u529f<\/strong>.<\/p>\n\n<p>\u5341\u5206\u306b\u5927\u304d\u306arealpath_cache_size\u3068\u4fdd\u5b88\u7684\u306arealpath_cache_ttl\u306f\u3001\u9ad8\u4fa1\u306astat\u64cd\u4f5c\u3092\u6e1b\u3089\u3059\u3002Composer\u306e\u6700\u9069\u5316\uff08\u5206\u985e\u3055\u308c\u305f\u30af\u30e9\u30b9\u30de\u30c3\u30d7\uff09\u306f\u3001\u30aa\u30fc\u30c8\u30ed\u30fc\u30c0\u30fc\u306e\u691c\u7d22\u30d1\u30b9\u3092\u77ed\u7e2e\u3059\u308b\u3002\u672c\u756a\u74b0\u5883\u3067\u306fopcache.validate_timestamps\u3092\u4f4e\u3081\u306b\u7dad\u6301\u3059\u308b\u304b\u3001\u30c7\u30d7\u30ed\u30a4\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u304c\u304d\u308c\u3044\u306b\u7121\u52b9\u5316\u3055\u308c\u305f\u3089\u7121\u52b9\u306b\u3057\u307e\u3059\u3002 <strong>\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong>-\u30db\u30c3\u30c8\u30d1\u30b9\u306e\u30e9\u30a4\u30f3\u306f\u51b7\u5374\u983b\u5ea6\u304c\u4f4e\u3044\u3002.<\/p>\n\n<h2>\u30b5\u30fc\u30d0\u30fc\u69cb\u6210\uff1aCPU\u30a2\u30d5\u30a3\u30cb\u30c6\u30a3\u3092\u30bf\u30fc\u30b2\u30c3\u30c8\u306b\u4f7f\u7528\u3059\u308b<\/h2>\n\n<p>\u30d7\u30ed\u30bb\u30b9\u3092\u56fa\u5b9a\u30b3\u30a2\u306b\u56fa\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u30e9\u30a4\u30f3\u3092\u7f6e\u304d\u63db\u3048\u308b\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30b9\u30a4\u30c3\u30c1\u304c\u6e1b\u308b\u305f\u3081\u3001\u4f5c\u696d\u30c7\u30fc\u30bf\u306f\u30db\u30c3\u30c8\u306a\u72b6\u614b\u3092\u4fdd\u3066\u308b\u3002PHP\u306eFPM\u30d7\u30fc\u30eb\u3001Nginx\u306e\u30ef\u30fc\u30ab\u30fc\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u8a08\u753b\u7684\u306b\u5206\u6563\u3055\u305b\u308b\u3053\u3068\u3067\u6069\u6075\u3092\u53d7\u3051\u308b\u3002\u79c1\u306f\u3001\u30b3\u30a2\u3042\u305f\u308a\u6570\u4eba\u306e\u3088\u304f\u4f7f\u308f\u308c\u308b\u30ef\u30fc\u30ab\u30fc\u304b\u3089\u59cb\u3081\u3066\u3001\u5fc5\u8981\u306a\u3068\u304d\u3060\u3051\u30b9\u30b1\u30fc\u30eb\u30a2\u30c3\u30d7\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u30df\u30b9\u30ec\u30fc\u30c8\u3068TTFB\u3092\u76e3\u8996\u3057\u3066\u3001\u4e26\u5217\u6027\u3068\u5229\u7528\u7387\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u898b\u3064\u3051\u307e\u3059\u3002 <strong>\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong>-\u30d2\u30c3\u30c8\u3002\u8a73\u3057\u3044\u60c5\u5831\u306f <a href=\"https:\/\/webhosting.de\/ja\/%e3%82%b5%e3%83%bc%e3%83%90%e3%83%bccpu%e3%82%a2%e3%83%95%e3%82%a3%e3%83%8b%e3%83%86%e3%82%a3-%e3%83%9b%e3%82%b9%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0%e6%9c%80%e9%81%a9%e5%8c%96-%e3%82%ab%e3%83%bc\/\">CPU\u3068\u306e\u89aa\u548c\u6027<\/a>, 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<strong>\u52dd\u5229<\/strong> \u751f\u7523\u7684\u306a\u30b7\u30b9\u30c6\u30e0\u306e\u305f\u3081\u306b\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\/05\/CPU_Cache_Misses_3572.png\" alt=\"\" width=\"1536\" height=\"1024\"\/>\n<\/figure>\n\n\n<h2>\u30b3\u30f3\u30c6\u30ca\u3001\u4eee\u60f3\u5316\u3001\u305d\u3057\u3066 \u201e\u3046\u308b\u3055\u3044\u96a3\u4eba\u201c<\/h2>\n\n<p>\u30b3\u30f3\u30c6\u30ca\u3084VM\u3067\u306f\u3001\u30cf\u30a4\u30d1\u30fc\u30d0\u30a4\u30b6\u30fc\u304cpCPU\u9593\u3067\u30b9\u30ec\u30c3\u30c9\u3092\u79fb\u52d5\u3055\u305b\u308b\u3002 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<strong>TTFB<\/strong> 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height=\"1024\"\/>\n<\/figure>\n\n\n<p>\u5b9f\u969b\u306b\u306f\u3001\u6c38\u7d9a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30fb\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u30af\u30ea\u30a2\u30fb\u30b0\u30eb\u30fc\u30d7\u3092\u8a2d\u5b9a\u3057\u3001\u5168\u4f53\u3067\u306f\u306a\u304f\u3001\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30b5\u30d6\u30bb\u30c3\u30c8\u3060\u3051\u3092\u7121\u52b9\u306b\u3059\u308b\u3002PHP\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u7bc0\u7d04\u3059\u308b\u305f\u3081\u306b\u3001\u30c8\u30e9\u30f3\u30b8\u30a7\u30f3\u30c8\u3092\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u79fb\u52d5\u3057\u307e\u3059\u3002\u30af\u30a8\u30ea\u30fc\u30d9\u30fc\u30b9\u306e\u30a6\u30a3\u30b8\u30a7\u30c3\u30c8\u3092\u975e\u540c\u671f\u3067\u30ed\u30fc\u30c9\u3059\u308b\u304b\u3001\u5225\u3005\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u3066\u3001\u6700\u521d\u306e\u30d0\u30a4\u30c8\u304c\u9045\u3044DB\u30d1\u30b9\u3092\u5f85\u305f\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3002\u672c\u756a\u74b0\u5883\u3067\u30c7\u30d0\u30c3\u30b0\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3059\u308b\u30c4\u30fc\u30eb\u3092\u30db\u30c3\u30c8\u30d1\u30b9\u304b\u3089\u524a\u9664\u3059\u308b\u3002 <strong>\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong>-\u30d2\u30c3\u30c8\u3092\u53f0\u7121\u3057\u306b\u3059\u308b\u3002.<\/p>\n\n<h2>\u5b9f\u8df5\u4f8b\uff1a\u305d\u308f\u305d\u308f\u304b\u3089\u5b89\u5b9a\u3078<\/h2>\n\n<p>\u5178\u578b\u7684\u306a\u30b1\u30fc\u30b9\uff1a12%\u30ad\u30e3\u30c3\u30b7\u30e5\u30fb\u30df\u30b9\u30fb\u30ec\u30fc\u30c8\u3001\u4e2d\u7a0b\u5ea6\u306e\u8ca0\u8377\u3067TTFB\u304c120\u30df\u30ea\u79d2\u304b\u3089900\u30df\u30ea\u79d2\u306e\u9593\u3067\u5909\u52d5\u3002\u5206\u6790\u3057\u305f\u7d50\u679c\u3001\u9069\u5207\u306a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u306a\u3044\u5e45\u5e83\u3044\u5546\u54c1\u30ea\u30b9\u30c8\u30af\u30a8\u30ea\u3001\u30db\u30c3\u30c8\u30d1\u30b9\u306b\u30c7\u30d0\u30c3\u30b0\u30d7\u30e9\u30b0\u30a4\u30f3\u30018\u30b3\u30a2\u306732\u306ePHP 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<strong>\u30e1\u30a4\u30f3\u30b9\u30af\u30ea\u30e5\u30fc<\/strong> 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