{"id":66457,"date":"2026-11-15T16:15:00","date_gmt":"2026-11-15T08:15:00","guid":{"rendered":"https:\/\/www.biocloudservice.com\/wordpress\/?p=66457"},"modified":"2026-11-15T14:01:10","modified_gmt":"2026-11-15T06:01:10","slug":"rental-q005-a","status":"publish","type":"post","link":"https:\/\/www.biocloudservice.com\/wordpress\/rental-q005-a\/","title":{"rendered":"CPU\u9ad8\u3001\u5185\u5b58\u6da8\u6216\u4efb\u52a1\u53d8\u6162\uff1f\u7528\u7cfb\u7edf\u6307\u6807\u5b9a\u4f4d\u751f\u4fe1\u74f6\u9888"},"content":{"rendered":"<p><!-- ysx-rental-campaign:rental-tutorials-400-20261114 article:rental_q005_a --><\/p>\n<div class=\"ysx-rental-tutorial\">\n<figure class=\"ysx-tutorial-figure\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2026\/11\/rental_q005_a-poster-2.png?resize=1200%2C720&#038;ssl=1\" alt=\"CPU\u9ad8\u3001\u5185\u5b58\u6da8\u6216\u4efb\u52a1\u53d8\u6162\uff1f\u7528\u7cfb\u7edf\u6307\u6807\u5b9a\u4f4d\u751f\u4fe1\u74f6\uff1a\u9009\u5e38\u89c1\u548c\u504f\u5927\u6837\u672c\uff1b\u56fa\u5b9a\u8f6f\u4ef6\u7248\u672c\u4e0e\u53c2\u6570\uff1b\u9010\u6863\u8c03\u6574\u7ebf\u7a0b\u6216\u5e76\u53d1\uff1b\u8bb0\u5f55\u5cf0\u503c\u5e76\u68c0\u67e5\u8f93\u51fa\" width=\"1200\" height=\"720\" loading=\"lazy\"><figcaption>\u672c\u6587\u64cd\u4f5c\u4e0e\u68c0\u67e5\u8def\u5f84\u793a\u610f\u3002<\/figcaption><\/figure>\n<p>\u4efb\u52a1\u8dd1\u5f97\u6162\uff0c\u4e0d\u4e00\u5b9a\u662fCPU\u6838\u5fc3\u4e0d\u591f\u3002\u53ef\u80fd\u662f\u5355\u7ebf\u7a0b\u7a0b\u5e8f\u5df2\u7ecf\u5360\u6ee1\u4e00\u4e2a\u6838\u5fc3\u3001\u5185\u5b58\u903c\u8fd1\u4f5c\u4e1a\u4e0a\u9650\u3001\u78c1\u76d8\u7b49\u5f85\u5347\u9ad8\uff0c\u6216\u591a\u4e2a\u6837\u672c\u4e89\u7528\u540c\u4e00\u5b58\u50a8\u3002\u5224\u65ad\u524d\u5e94\u5728\u4efb\u52a1\u8fd0\u884c\u671f\u95f4\u91c7\u6837\uff0c\u4e0d\u80fd\u53ea\u770b\u7a7a\u95f2\u65f6\u7684\u670d\u52a1\u5668\u72b6\u6001\uff0c\u4e5f\u4e0d\u8981\u628a\u673a\u5668\u603b\u5185\u5b58\u7b49\u540c\u4e8e\u4f5c\u4e1a\u53ef\u7528\u5185\u5b58\u3002<\/p>\n<h2>\u5148\u5efa\u7acb\u540c\u4e00\u4efb\u52a1\u7684\u89c2\u6d4b\u7a97\u53e3<\/h2>\n<p>\u9009\u4e00\u4efd\u4ee3\u8868\u6027\u8f93\u5165\uff0c\u8bb0\u5f55\u8f6f\u4ef6\u7248\u672c\u3001\u547d\u4ee4\u3001\u6837\u672c\u89c4\u6a21\u3001\u5f00\u59cb\u548c\u7ed3\u675f\u65f6\u95f4\u3002\u8fd0\u884c\u524d\u540e\u4fdd\u5b58\u7cfb\u7edf\u72b6\u6001\uff0c\u5e76\u5728\u8fd0\u884c\u4e2d\u6bcf\u79d2\u6216\u6bcf\u51e0\u79d2\u89c2\u5bdf\u4e00\u6b21\u3002Linux\u53ef\u7528<code>pidstat<\/code>\u770b\u8fdb\u7a0bCPU\u548c\u5185\u5b58\u3001<code>vmstat<\/code>\u770b\u8fd0\u884c\u961f\u5217\u4e0e\u4ea4\u6362\u3001<code>iostat<\/code>\u770b\u8bbe\u5907\u7e41\u5fd9\u548c\u5ef6\u8fdf\u3002\u5bf9\u96c6\u7fa4\u4efb\u52a1\uff0c\u8fd8\u8981\u4ee5\u8c03\u5ea6\u5668\u5b9e\u9645\u5206\u914d\u7684CPU\u548c\u5185\u5b58\u4e3a\u51c6\u3002<\/p>\n<pre><code class=\"language-bash\"># \u628a PID \u6362\u6210\u76ee\u6807\u5206\u6790\u8fdb\u7a0b\uff1b\u4e5f\u53ef\u5728\u4f5c\u4e1a\u8fd0\u884c\u65f6\u91c7\u6837\u6574\u673a\npidstat -rud -p \"$PID\" 1\nvmstat 1\niostat -xz 1\ncat \/proc\/meminfo | grep -E 'MemTotal|MemAvailable|SwapFree'<\/code><\/pre>\n<table>\n<thead>\n<tr>\n<th>\u73b0\u8c61<\/th>\n<th>\u53ef\u80fd\u89e3\u91ca<\/th>\n<th>\u4e0b\u4e00\u6b65\u9a8c\u8bc1<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5355\u6838\u63a5\u8fd1\u6ee1\u8f7d\uff0c\u5176\u4ed6\u6838\u7a7a\u95f2<\/td>\n<td>\u7a0b\u5e8f\u9636\u6bb5\u53d7\u5355\u7ebf\u7a0b\u9650\u5236<\/td>\n<td>\u67e5\u8f6f\u4ef6\u53c2\u6570\u548c\u9636\u6bb5\u65e5\u5fd7\uff0c\u589e\u52a0\u6838\u5fc3\u672a\u5fc5\u6709\u6548<\/td>\n<\/tr>\n<tr>\n<td>\u8fd0\u884c\u961f\u5217\u6301\u7eed\u9ad8\u4e8e\u53ef\u7528CPU<\/td>\n<td>\u591a\u4e2a\u8fdb\u7a0b\u4e89\u62a2\u8ba1\u7b97<\/td>\n<td>\u68c0\u67e5\u5e76\u53d1\u4efb\u52a1\u548c\u5b9e\u9645CPU\u914d\u989d<\/td>\n<\/tr>\n<tr>\n<td>\u5185\u5b58\u903c\u8fd1\u4e0a\u9650\u3001swap\u6d3b\u52a8\u6216OOM<\/td>\n<td>\u5185\u5b58\u538b\u529b\u6216\u4f5c\u4e1a\u989d\u5ea6\u4e0d\u8db3<\/td>\n<td>\u67e5\u5cf0\u503c\u3001cgroup\u4e8b\u4ef6\u548c\u7b97\u6cd5\u5206\u5757\u8bbe\u7f6e<\/td>\n<\/tr>\n<tr>\n<td>\u8bbe\u5907\u7b49\u5f85\u6216\u5ef6\u8fdf\u6301\u7eed\u9ad8<\/td>\n<td>\u8bfb\u5199\u76d8\u3001\u5171\u4eab\u76d8\u6216\u4e34\u65f6\u76ee\u5f55\u6210\u4e3a\u74f6\u9888<\/td>\n<td>\u5bf9\u7167\u8f93\u5165\u8def\u5f84\u548c\u4efb\u52a1\u671f\u95f4I\/O\u91c7\u6837<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u533a\u5206\u7cfb\u7edf\u5185\u5b58\u548c\u4f5c\u4e1a\u5185\u5b58<\/h2>\n<p><code>\/proc\/meminfo<\/code>\u4e2d\u7684<code>MemAvailable<\/code>\u662f\u7cfb\u7edf\u4f30\u8ba1\u53ef\u4f9b\u65b0\u5e94\u7528\u4f7f\u7528\u7684\u5185\u5b58\uff0c\u4e0d\u7b49\u4e8e\u5f53\u524d\u4efb\u52a1\u7684\u4e0a\u9650\u3002\u5bb9\u5668\u6216\u8c03\u5ea6\u4f5c\u4e1a\u53ef\u80fd\u7531cgroup\u5355\u72ec\u9650\u5236\u3002cgroup v2\u63d0\u4f9b<code>memory.peak<\/code>\u8bb0\u5f55\u8be5\u7ec4\u5cf0\u503c\u3001<code>memory.events<\/code>\u8bb0\u5f55\u9650\u989d\u4e0eOOM\u76f8\u5173\u4e8b\u4ef6\uff1b\u8fd9\u4e9b\u6587\u4ef6\u9700\u8981\u4f5c\u4e1a\u6240\u5728cgroup\u8def\u5f84\u548c\u8bfb\u53d6\u6743\u9650\uff0c\u90e8\u5206\u96c6\u7fa4\u7531\u7ba1\u7406\u5458\u6216\u5e73\u53f0\u9762\u677f\u4ee3\u67e5\u3002\u4e0d\u8981\u7528\u5355\u6b21<code>free -h<\/code>\u622a\u56fe\u4ee3\u66ff\u5cf0\u503c\u6d4b\u91cf\u3002<\/p>\n<h2>\u6309\u8bc1\u636e\u9009\u62e9\u8c03\u6574\u9879<\/h2>\n<p>CPU\u786e\u5b9e\u6301\u7eed\u9971\u548c\u4e14\u8f6f\u4ef6\u53ef\u5e76\u884c\u65f6\uff0c\u624d\u9010\u6b65\u589e\u52a0\u7ebf\u7a0b\uff1b\u6bcf\u6b21\u53ea\u589e\u52a0\u4e00\u6863\uff0c\u89c2\u5bdf\u5b8c\u6210\u65f6\u95f4\u662f\u5426\u6539\u5584\u3002\u5185\u5b58\u5cf0\u503c\u7d27\u8d34\u989d\u5ea6\u6216\u51fa\u73b0OOM\u4e8b\u4ef6\u65f6\uff0c\u518d\u8003\u8651\u63d0\u9ad8\u5185\u5b58\u3001\u51cf\u5c11\u5e76\u53d1\u6216\u4f7f\u7528\u8f6f\u4ef6\u63d0\u4f9b\u7684\u5206\u5757\u53c2\u6570\u3002I\/O\u7b49\u5f85\u660e\u663e\u65f6\uff0c\u5148\u786e\u8ba4\u8f93\u5165\/\u4e34\u65f6\u76ee\u5f55\u4f4d\u7f6e\u548c\u78c1\u76d8\u4f59\u91cf\uff0c\u53ef\u5728\u8bb8\u53ef\u8303\u56f4\u5185\u7528\u540c\u4e00\u6570\u636e\u5bf9\u7167\u672c\u5730\u5de5\u4f5c\u76d8\uff1b\u78c1\u76d8\u7a7a\u95f4\u4e0d\u8db3\u8fd8\u8981\u68c0\u67e5inode\u3002CPU\u3001\u5185\u5b58\u3001I\/O\u53ef\u80fd\u540c\u65f6\u6210\u4e3a\u9650\u5236\uff0c\u56e0\u6b64\u9700\u56fa\u5b9a\u5176\u4ed6\u6761\u4ef6\u505a\u5c0f\u89c4\u6a21\u590d\u6d4b\u3002<\/p>\n<p>\u8bb0\u5f55\u6bcf\u6b21\u8bd5\u9a8c\u7684\u914d\u7f6e\u3001\u8fd0\u884c\u65f6\u95f4\u3001\u5cf0\u503c\u5185\u5b58\u3001\u8bbe\u5907\u72b6\u6001\u548c\u8f93\u51fa\u662f\u5426\u5b8c\u6574\u3002\u82e5\u589e\u52a0\u8d44\u6e90\u5374\u6ca1\u6709\u7f29\u77ed\u5173\u952e\u9636\u6bb5\uff0c\u56de\u770b\u7a0b\u5e8f\u65e5\u5fd7\u548c\u5e76\u884c\u6548\u7387\uff0c\u800c\u4e0d\u662f\u7ee7\u7eed\u76f2\u76ee\u6269\u5bb9\u3002\u6700\u7ec8\u8d44\u6e90\u5efa\u8bae\u5e94\u8bf4\u660e\u662f\u54ea\u9879\u6307\u6807\u652f\u6301\u8c03\u6574\uff0c\u4ee5\u53ca\u54ea\u4e9b\u6837\u672c\u7c7b\u578b\u5c1a\u672a\u6d4b\u8fc7\u3002<\/p>\n<h2>\u907f\u514d\u628a\u77ac\u65f6\u6570\u5b57\u8bef\u5f53\u6210\u74f6\u9888<\/h2>\n<p>CPU\u548c\u78c1\u76d8\u6307\u6807\u5e94\u770b\u4e00\u6bb5\u65f6\u95f4\u5185\u7684\u8d8b\u52bf\uff1a\u542f\u52a8\u77ac\u95f4\u7684\u9ad8CPU\u4e0d\u8bf4\u660e\u6574\u4e2a\u4efb\u52a1\u7f3a\u6838\u5fc3\uff0c\u5355\u6b21\u78c1\u76d8\u5ef6\u8fdf\u4e5f\u53ef\u80fd\u53ea\u662f\u7f13\u5b58\u5237\u65b0\u3002\u628a\u91c7\u6837\u65f6\u95f4\u4e0e\u4efb\u52a1\u65e5\u5fd7\u4e2d\u7684\u9636\u6bb5\u5bf9\u5e94\u8d77\u6765\uff0c\u5e76\u5728\u540c\u4e00\u8f93\u5165\u4e0a\u81f3\u5c11\u590d\u6d4b\u4e00\u6b21\u3002\u82e5\u673a\u5668\u7531\u8c03\u5ea6\u5668\u7ba1\u7406\uff0c\u5176\u4ed6\u7528\u6237\u4f5c\u4e1a\u4f1a\u5f71\u54cd\u6574\u673a\u6307\u6807\uff0c\u4f18\u5148\u4f7f\u7528\u672c\u4f5c\u4e1a\u7684\u8d44\u6e90\u8bb0\u8d26\u4e0e\u9650\u5236\u4e8b\u4ef6\uff1b\u65e0\u6cd5\u8bfb\u53d6\u65f6\u8bf7\u7ba1\u7406\u5458\u63d0\u4f9b\uff0c\u4e0d\u8981\u5c1d\u8bd5\u8d8a\u6743\u67e5\u770b\u5176\u4ed6\u8bfe\u9898\u7ec4\u8fdb\u7a0b\u3002<\/p>\n<h2>\u53c2\u8003\u8d44\u6599<\/h2>\n<ul>\n<li><a href=\"https:\/\/docs.kernel.org\/filesystems\/proc.html\">Linux \/proc\u4e0eMemAvailable\u8bf4\u660e<\/a><\/li>\n<li><a href=\"https:\/\/docs.kernel.org\/admin-guide\/cgroup-v2.html\">Linux cgroup v2\u5185\u5b58\u5cf0\u503c\u548c\u4e8b\u4ef6<\/a><\/li>\n<li><a href=\"https:\/\/github.com\/sysstat\/sysstat\/blob\/master\/man\/iostat.in\">sysstat iostat\u624b\u518c<\/a><\/li>\n<\/ul>\n<section class=\"ysx-tutorial-downloads\">\n<h2>\u4e0b\u8f7d\u7ec3\u4e60\u6750\u6599<\/h2>\n<p><a href=\"https:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/rental-tutorials-400\/rental_q005_a\/e0c1e7b6945b7e8b8d21\/rental_q005_a.pdf\" download>\u4e0b\u8f7d\u6559\u7a0b PDF<\/a> \u00b7 <a href=\"https:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/rental-tutorials-400\/rental_q005_a\/b84aafb9ec8ae8282f72\/rental_q005_a.zip\" download>\u4e0b\u8f7d\u4ee3\u7801\u4e0e\u793a\u4f8b\u6570\u636e ZIP<\/a><\/p>\n<p>\u5148\u6838\u5bf9\u5305\u5185SHA256\u6e05\u5355\uff0c\u518d\u5728\u72ec\u7acb\u76ee\u5f55\u590d\u73b0\u3002<\/p>\n<\/section>\n<section class=\"ysx-rental-recommendation\">\n<h2>\u9700\u8981\u989d\u5916\u7b97\u529b\u65f6<\/h2>\n<p>\u9002\u7528\u524d\u63d0\uff1a\u74f6\u9888\u5df2\u786e\u8ba4\uff0c\u6309\u5b9e\u6d4b\u8d44\u6e90\u5339\u914d\u79df\u8d41\u65b9\u6848\u3002\u5982\u9700\u989d\u5916\u8d44\u6e90\uff0c\u53ef\u8bc4\u4f30\u6309\u4efb\u52a1\u6d4b\u7b97\u7684CPU\u670d\u52a1\u5668\u79df\u8d41\u3002\u54a8\u8be2\u65f6\u8bf4\u660e\u8f6f\u4ef6\u7248\u672c\u3001\u4efb\u52a1\u89c4\u6a21\u548c\u4f7f\u7528\u671f\u9650\uff0c\u914d\u7f6e\u4e0e\u652f\u6301\u8303\u56f4\u53e6\u884c\u786e\u8ba4\u3002<\/p>\n<details>\n<summary>\u54a8\u8be2\u672c\u4efb\u52a1\u7684\u670d\u52a1\u5668\u914d\u7f6e<\/summary>\n<p>    <section class=\"brtc-section\" id=\"rental-consultation\" aria-labelledby=\"brtc-title-66457\">\n    <h2 id=\"brtc-title-66457\">\u54a8\u8be2\u672c\u4efb\u52a1\u7684\u670d\u52a1\u5668\u914d\u7f6e<\/h2>\n    <p>\u7559\u4e0b\u624b\u673a\u53f7\uff0c\u6211\u4eec\u4f1a\u7ed3\u5408\u672c\u6587\u4efb\u52a1\u4e0e\u60a8\u6c9f\u901a\u670d\u52a1\u5668\u914d\u7f6e\u548c\u62a5\u4ef7\u3002<\/p>\n    <form class=\"brtc-form\" method=\"post\" action=\"https:\/\/www.biocloudservice.com\/wordpress\/wp-admin\/admin-ajax.php\" data-article-key=\"rental_q005_a\">\n    <input type=\"hidden\" name=\"action\" value=\"brtc_submit\"><input type=\"hidden\" name=\"post_id\" value=\"66457\">\n    <input type=\"hidden\" name=\"article_key\" value=\"rental_q005_a\"><input type=\"hidden\" name=\"nonce\" value=\"9f9f0f6a44\">\n    <input type=\"hidden\" name=\"request_id\" value=\"f46405da9ec5d8c3ae9991d7639cd8a5\"><input type=\"hidden\" name=\"first_key\" value=\"rental_q005_a\">\n    <label>\u624b\u673a\u53f7<input name=\"phone\" type=\"tel\" inputmode=\"numeric\" autocomplete=\"tel-national\" minlength=\"11\" 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