{"id":49209,"date":"2025-07-30T16:22:51","date_gmt":"2025-07-30T08:22:51","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/49209.html"},"modified":"2025-07-30T16:22:51","modified_gmt":"2025-07-30T08:22:51","slug":"%e5%a6%82%e4%bd%95%e6%ad%a3%e7%a1%ae%e8%af%84%e4%bc%b0%e6%9c%8d%e5%8a%a1%e5%99%a8cpu-%e5%86%85%e5%ad%98-io%e5%88%a9%e7%94%a8%e7%8e%87-%e6%80%a7%e8%83%bd%e8%bf%87%e5%89%a9or%e7%93%b6%e9%a2%88","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/49209.html","title":{"rendered":"\u5982\u4f55\u6b63\u786e\u8bc4\u4f30\u670d\u52a1\u5668CPU\/\u5185\u5b58\/IO\u5229\u7528\u7387 (\u6027\u80fd\u8fc7\u5269or\u74f6\u9888)"},"content":{"rendered":"<p>\u66f4\u591a\u4e91\u670d\u52a1\u5668\u77e5\u8bc6&#xff0c;\u5c3d\u5728hostol.com<\/p>\n<p>\u4f5c\u4e3a\u670d\u52a1\u5668\u7684\u4e3b\u4eba&#xff0c;\u6211\u4eec\u603b\u662f\u5bf9\u5b83\u7684\u201c\u5065\u5eb7\u72b6\u51b5\u201d\u683c\u5916\u5173\u5fc3\u3002\u6211\u4eec\u9891\u7e41\u5730\u767b\u5f55\u670d\u52a1\u5668&#xff0c;\u719f\u7ec3\u5730\u6572\u4e0btop\u6216htop\u547d\u4ee4&#xff0c;\u7d27\u76ef\u7740\u5c4f\u5e55\u4e0a\u8df3\u52a8\u7684\u6570\u5b57\u3002\u5f53\u770b\u5230CPU\u5229\u7528\u7387\u53ea\u67095%&#xff0c;\u5185\u5b58\u201c\u53ef\u7528\u201d\u6570\u503c\u5f88\u4f4e\u65f6&#xff0c;\u6211\u4eec\u53ef\u80fd\u4f1a\u9677\u5165\u4e24\u79cd\u622a\u7136\u4e0d\u540c\u7684\u7126\u8651&#xff1a;\u4e00\u79cd\u662f\u201c\u6211\u662f\u4e0d\u662f\u4e70\u5f97\u592a\u597d\u4e86&#xff0c;\u8fd9\u7b80\u76f4\u662f\u2018\u6027\u80fd\u8fc7\u5269\u2019&#xff0c;\u94b1\u90fd\u767d\u82b1\u4e86\u5417&#xff1f;\u201d&#xff1b;\u53e6\u4e00\u79cd\u5219\u662f\u201c\u5929\u54ea&#xff0c;\u5185\u5b58\u5feb\u6ca1\u4e86&#xff0c;\u6211\u7684\u670d\u52a1\u5668\u662f\u4e0d\u662f\u5feb\u8981\u5d29\u6e83\u4e86&#xff1f;\u201d \u8fd9\u4e24\u79cd\u770b\u4f3c\u77db\u76fe\u7684\u89e3\u8bfb&#xff0c;\u5176\u5b9e\u6e90\u4e8e\u4e00\u4e2a\u666e\u904d\u7684\u8bef\u533a&#xff1a;\u6211\u4eec\u5f80\u5f80\u53ea\u770b\u5230\u4e86\u670d\u52a1\u5668\u6027\u80fd\u6307\u6807\u7684\u201c\u8868\u8c61\u201d&#xff0c;\u800c\u672a\u80fd\u6df1\u5165\u7406\u89e3\u5176\u80cc\u540e\u7684\u771f\u5b9e\u542b\u4e49\u3002\u6b63\u786e\u8bc4\u4f30\u670d\u52a1\u5668 CPU\/\u5185\u5b58\/IO \u5229\u7528\u7387&#xff0c;\u662f\u4e00\u95e8\u827a\u672f&#xff0c;\u66f4\u662f\u4e00\u9879\u79d1\u5b66\u3002\u5b83\u4e0d\u662f\u7b80\u5355\u5730\u770b\u51e0\u4e2a\u767e\u5206\u6bd4\u5c31\u80fd\u4e0b\u5b9a\u8bba\u7684\u3002\u4eca\u5929&#xff0c;Hostol\u5c31\u6765\u5e26\u4f60\u626e\u6f14\u4e00\u56de\u201c\u670d\u52a1\u5668\u6027\u80fd\u5206\u6790\u5e08\u201d&#xff0c;\u6559\u4f60\u5982\u4f55\u900f\u8fc7\u73b0\u8c61\u770b\u672c\u8d28&#xff0c;\u51c6\u786e\u5224\u65ad\u4f60\u7684\u670d\u52a1\u5668\u7a76\u7adf\u662f\u201c\u6e38\u5203\u6709\u4f59\u201d&#xff0c;\u8fd8\u662f\u9690\u85cf\u7740\u201c\u6027\u80fd\u74f6\u9888\u201d\u7684\u5de8\u5927\u9690\u60a3\u3002<\/p>\n<h3>CPU\u5229\u7528\u7387\u7684\u201c\u8bef\u533a\u201d&#xff1a;\u4e0d\u53ea\u662f\u770b\u767e\u5206\u6bd4<\/h3>\n<p>CPU\u5229\u7528\u7387\u65e0\u7591\u662f\u6211\u4eec\u6700\u5148\u5173\u6ce8\u7684\u6307\u6807&#xff0c;\u4f46\u5b83\u5305\u542b\u7684\u4fe1\u606f\u8fdc\u6bd4\u4e00\u4e2a\u7b80\u5355\u7684\u603b\u767e\u5206\u6bd4\u8981\u4e30\u5bcc\u5f97\u591a\u3002\u4e00\u4e2a\u201c\u5065\u5eb7\u201d\u7684CPU\u72b6\u6001&#xff0c;\u5e76\u975e\u662f\u5229\u7528\u7387\u8d8a\u4f4e\u8d8a\u597d\u3002\u6bd5\u7adf&#xff0c;\u4f60\u82b1\u94b1\u4e70\u6765\u7684\u8ba1\u7b97\u6838\u5fc3&#xff0c;\u5982\u679c\u5929\u5929\u90fd\u5728\u201c\u6478\u9c7c\u201d&#xff0c;\u90a3\u624d\u662f\u6700\u5927\u7684\u6d6a\u8d39\u3002\u5173\u952e\u5728\u4e8e&#xff0c;CPU\u7684\u65f6\u95f4\u90fd\u82b1\u5728\u54ea\u513f\u4e86&#xff1f;<\/p>\n<h4>\u89e3\u8bfbtop\/htop\u4e2d\u7684\u5173\u952e\u6307\u6807<\/h4>\n<p>\u5f53\u4f60\u8fd0\u884ctop\u6216\u66f4\u53cb\u597d\u7684htop\u65f6&#xff0c;\u8bf7\u5173\u6ce8CPU\u65f6\u95f4\u5206\u914d\u7684\u90a3\u4e00\u884c&#xff0c;\u5b83\u901a\u5e38\u5305\u542b\u4ee5\u4e0b\u51e0\u4e2a\u5173\u952e\u503c&#xff1a;<\/p>\n<ul>\n<li>us (user): \u7528\u6237\u7a7a\u95f4CPU\u65f6\u95f4\u767e\u5206\u6bd4\u3002 \u8fd9\u4e2a\u503c\u9ad8&#xff0c;\u8bf4\u660eCPU\u4e3b\u8981\u5728\u5fd9\u4e8e\u6267\u884c\u4f60\u7684\u5e94\u7528\u7a0b\u5e8f&#xff08;\u6bd4\u5982\u4f60\u7684PHP\u3001Python\u3001Java\u4ee3\u7801&#xff0c;\u6216\u8005\u6570\u636e\u5e93\u8f6f\u4ef6\u7684\u7528\u6237\u6001\u90e8\u5206&#xff09;\u3002\u5982\u679cus\u503c\u6301\u7eed\u5f88\u9ad8&#xff0c;\u610f\u5473\u7740\u4f60\u7684\u5e94\u7528\u672c\u8eab\u662f\u8ba1\u7b97\u5bc6\u96c6\u578b\u7684&#xff0c;\u6216\u8005\u4ee3\u7801\u4e2d\u5b58\u5728\u4f4e\u6548\u7684\u5faa\u73af\u548c\u7b97\u6cd5\u3002<\/li>\n<li>sy (system): \u7cfb\u7edf\u7a7a\u95f4\/\u5185\u6838\u7a7a\u95f4CPU\u65f6\u95f4\u767e\u5206\u6bd4\u3002 \u8fd9\u4e2a\u503c\u9ad8&#xff0c;\u8bf4\u660eCPU\u4e3b\u8981\u5728\u5fd9\u4e8e\u6267\u884c\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u7684\u4efb\u52a1&#xff0c;\u6bd4\u5982\u5904\u7406\u7f51\u7edc\u6570\u636e\u5305\u3001\u8fdb\u884c\u78c1\u76d8I\/O\u64cd\u4f5c\u3001\u7ba1\u7406\u8fdb\u7a0b\u548c\u5185\u5b58\u7b49\u3002\u5982\u679csy\u503c\u6301\u7eed\u5f88\u9ad8&#xff0c;\u53ef\u80fd\u610f\u5473\u7740\u7cfb\u7edf\u9762\u4e34\u7740\u5de8\u5927\u7684I\/O\u538b\u529b\u6216\u7f51\u7edc\u4e2d\u65ad\u3002<\/li>\n<li>ni (nice): \u88ab\u8c03\u6574\u8fc7\u4f18\u5148\u7ea7\u7684\u8fdb\u7a0b\u5360\u7528\u7684CPU\u65f6\u95f4\u767e\u5206\u6bd4\u3002 \u8fd9\u4e2a\u503c\u901a\u5e38\u5f88\u4f4e&#xff0c;\u9664\u975e\u4f60\u624b\u52a8\u8c03\u6574\u4e86\u8fdb\u7a0b\u7684nice\u503c\u3002<\/li>\n<li>id (idle): CPU\u7a7a\u95f2\u65f6\u95f4\u767e\u5206\u6bd4\u3002 \u8fd9\u662fCPU\u771f\u6b63\u5728\u201c\u6478\u9c7c\u201d\u7684\u65f6\u95f4\u3002\u8fd9\u4e2a\u503c\u9ad8&#xff0c;\u8bf4\u660e\u4f60\u7684\u670d\u52a1\u5668\u8d1f\u8f7d\u5f88\u8f7b\u3002<\/li>\n<li>wa (I\/O Wait): I\/O\u7b49\u5f85\u65f6\u95f4\u767e\u5206\u6bd4\u3002 \u8fd9\u662f\u6700\u5bb9\u6613\u88ab\u8bef\u89e3&#xff0c;\u4e5f\u6700\u5173\u952e\u7684\u6307\u6807\u4e4b\u4e00&#xff01; \u5b83\u4ee3\u8868CPU\u5904\u4e8e\u7a7a\u95f2\u72b6\u6001&#xff0c;\u4f46\u5b83\u4e4b\u6240\u4ee5\u7a7a\u95f2&#xff0c;\u4e0d\u662f\u56e0\u4e3a\u65e0\u4e8b\u53ef\u505a&#xff0c;\u800c\u662f\u56e0\u4e3a\u5b83\u5728\u7b49\u5f85\u78c1\u76d8I\/O\u6216\u7f51\u7edcI\/O\u64cd\u4f5c\u5b8c\u6210\u3002\u6240\u4ee5&#xff0c;wa\u503c\u9ad8&#xff0c;\u5e76\u4e0d\u4ee3\u8868CPU\u672c\u8eab\u4e0d\u591f\u7528&#xff0c;\u6070\u6070\u76f8\u53cd&#xff0c;\u5b83\u5f3a\u70c8\u5730\u6697\u793a\u4f60\u7684\u786c\u76d8\u6216\u7f51\u7edc\u5b50\u7cfb\u7edf\u592a\u6162\u4e86&#xff0c;\u6210\u4e86\u6574\u4e2a\u7cfb\u7edf\u7684\u74f6\u9888&#xff0c;\u5bfc\u81f4CPU\u8fd9\u4f4d\u201c\u9886\u5bfc\u201d\u4e0d\u5f97\u4e0d\u9891\u7e41\u5730\u201c\u505c\u4e0b\u6765\u7b49\u62a5\u544a\u201d\u3002<\/li>\n<\/ul>\n<h4>\u201c\u8d1f\u8f7d\u5e73\u5747\u503c\u201d&#xff08;Load Average&#xff09;&#xff1a;\u6bd4\u77ac\u65f6\u5229\u7528\u7387\u66f4\u91cd\u8981\u7684\u8d8b\u52bf\u6307\u6807<\/h4>\n<p>\u5728&amp;lt;code&gt;top&amp;lt;\/code&gt;\/&amp;lt;code&gt;htop&amp;lt;\/code&gt;\u7684\u53f3\u4e0a\u89d2&#xff0c;\u4f60\u8fd8\u4f1a\u770b\u5230\u4e09\u4e2a\u6570\u5b57&#xff0c;\u5206\u522b\u4ee3\u8868\u8fc7\u53bb1\u5206\u949f\u30015\u5206\u949f\u300115\u5206\u949f\u7684\u7cfb\u7edf\u8d1f\u8f7d\u5e73\u5747\u503c\u3002\u8fd9\u4e2a\u6307\u6807\u6bd4\u77ac\u65f6\u7684CPU\u5229\u7528\u7387\u767e\u5206\u6bd4\u66f4\u80fd\u53cd\u6620\u7cfb\u7edf\u7684\u6574\u4f53\u8d1f\u8f7d\u8d8b\u52bf\u3002<\/p>\n<ul>\n<li>\u5b83\u662f\u4ec0\u4e48&#xff1f; Load Average\u8861\u91cf\u7684\u662f\u5728\u7279\u5b9a\u65f6\u95f4\u6bb5\u5185&#xff0c;\u7cfb\u7edf\u4e2d\u5904\u4e8e\u201c\u53ef\u8fd0\u884c\u201d\u6216\u201c\u4e0d\u53ef\u4e2d\u65ad\u7761\u7720\u201d&#xff08;\u901a\u5e38\u662f\u7b49\u5f85\u78c1\u76d8I\/O&#xff09;\u72b6\u6001\u7684\u5e73\u5747\u8fdb\u7a0b\u6570\u3002<\/li>\n<li>\u5982\u4f55\u89e3\u8bfb&#xff1f; \u4e00\u4e2a\u7b80\u5355\u7c97\u66b4\u4f46\u975e\u5e38\u5b9e\u7528\u7684\u7ecf\u9a8c\u6cd5\u5219\u662f&#xff1a;\u5728\u4e00\u4e2a\u62e5\u6709N\u4e2aCPU\u6838\u5fc3\u7684\u670d\u52a1\u5668\u4e0a&#xff0c;\u957f\u671f\u7a33\u5b9a\u7684Load Average\u4e0d\u5e94\u8be5\u8d85\u8fc7N\u3002 \u4f8b\u5982&#xff0c;\u4e00\u53f04\u6838\u670d\u52a1\u5668&#xff0c;\u5982\u679c\u8d1f\u8f7d\u957f\u671f\u57284.0\u4ee5\u4e0b&#xff0c;\u8bf4\u660eCPU\u8d44\u6e90\u57fa\u672c\u591f\u7528&#xff1b;\u5982\u679c\u8d1f\u8f7d\u7ecf\u5e38\u8d85\u8fc74.0&#xff0c;\u751a\u81f3\u8fbe\u52308.0\u300110.0&#xff0c;\u90a3\u5c31\u8bf4\u660e\u6709\u592a\u591a\u7684\u8fdb\u7a0b\u5728\u6392\u961f\u7b49\u5f85CPU\u65f6\u95f4&#xff0c;\u7cfb\u7edf\u5df2\u7ecf\u8fc7\u8f7d\u4e86\u3002\u66f4\u91cd\u8981\u7684\u662f\u89c2\u5bdf\u5b83\u7684\u8d8b\u52bf&#xff0c;\u5982\u679c1\u5206\u949f\u8d1f\u8f7d\u8fdc\u9ad8\u4e8e15\u5206\u949f\u8d1f\u8f7d&#xff0c;\u8bf4\u660e\u7cfb\u7edf\u8d1f\u8f7d\u6b63\u5728\u5feb\u901f\u6500\u5347&#xff0c;\u9700\u8981\u4f60\u7acb\u5373\u5173\u6ce8\u3002<\/li>\n<\/ul>\n<h3>\u5185\u5b58\u5229\u7528\u7387\u7684\u201c\u771f\u76f8\u201d&#xff1a;Linux\u771f\u7684\u201c\u5403\u201d\u5149\u4e86\u6211\u7684\u5185\u5b58\u5417&#xff1f;<\/h3>\n<p>\u201c\u6211\u7684\u5929&#xff0c;\u621132G\u5185\u5b58\u7684\u670d\u52a1\u5668&#xff0c;\u600e\u4e48\u4e00\u5f00\u673a\u5c31\u53ea\u5269\u4e0b2G\u7684\u2018free\u2019\u4e86&#xff1f;Linux\u4e5f\u592a\u5403\u5185\u5b58\u4e86\u5427&#xff01;\u201d \u8fd9\u53ef\u80fd\u662f\u6bcf\u4e00\u4e2aLinux\u65b0\u624b\u90fd\u4f1a\u53d1\u51fa\u7684\u60ca\u547c\u3002\u5f53\u4f60\u7528&amp;lt;code&gt;free -h&amp;lt;\/code&gt;\u547d\u4ee4\u67e5\u770b\u5185\u5b58\u65f6&#xff0c;\u770b\u5230&amp;lt;code&gt;free&amp;lt;\/code&gt;\u90a3\u4e00\u5217\u7684\u6570\u503c\u5c0f\u5f97\u53ef\u601c&#xff0c;\u5f88\u5bb9\u6613\u9677\u5165\u201c\u5185\u5b58\u5373\u5c06\u8017\u5c3d\u201d\u7684\u6050\u614c\u3002\u4f46&#xff0c;\u771f\u76f8\u5e76\u975e\u5982\u6b64\u3002<\/p>\n<h4>\u201c\u7a7a\u95f2\u201d\u4e0d\u7b49\u4e8e\u201c\u53ef\u7528\u201d&#xff1a;\u63ed\u79d8Linux\u7684\u7f13\u5b58\u673a\u5236<\/h4>\n<p>\u4f60\u9700\u8981\u5173\u6ce8\u7684&#xff0c;\u4e0d\u662f&amp;lt;code&gt;free&amp;lt;\/code&gt;&#xff0c;\u800c\u662f&amp;lt;code&gt;available&amp;lt;\/code&gt;\u8fd9\u4e00\u5217&#xff08;\u5728\u8f83\u65b0\u7684&amp;lt;code&gt;free&amp;lt;\/code&gt;\u547d\u4ee4\u8f93\u51fa\u4e2d\u63d0\u4f9b&#xff09;\u3002\u4e3a\u4ec0\u4e48\u5462&#xff1f;\u56e0\u4e3aLinux\u5185\u6838\u662f\u4e00\u4e2a\u6781\u5176\u806a\u660e\u7684\u201c\u8d44\u6e90\u7ba1\u5bb6\u201d&#xff0c;\u5b83\u4fe1\u5949\u201c\u5185\u5b58\u653e\u7740\u4e5f\u662f\u653e\u7740&#xff0c;\u4e0d\u5982\u62ff\u6765\u5e72\u70b9\u5565\u201d\u7684\u539f\u5219\u3002\u5b83\u4f1a\u5c3d\u53ef\u80fd\u5730\u5229\u7528\u6240\u6709\u7a7a\u95f2\u7684\u7269\u7406\u5185\u5b58&#xff0c;\u6765\u4f5c\u4e3a\u6587\u4ef6\u7cfb\u7edf\u7f13\u5b58&#xff08;Cache&#xff09;\u548c\u7f13\u51b2\u533a&#xff08;Buffers&#xff09;\u3002<\/p>\n<ul>\n<li>buffers\/cache: \u5f53\u4f60\u4ece\u78c1\u76d8\u8bfb\u53d6\u6587\u4ef6\u65f6&#xff0c;Linux\u4f1a\u628a\u6587\u4ef6\u7684\u5185\u5bb9\u7f13\u5b58\u5230\u5185\u5b58\u91cc\u3002\u4e0b\u6b21\u4f60\u518d\u8bfb\u53d6\u540c\u4e00\u4e2a\u6587\u4ef6&#xff0c;\u7cfb\u7edf\u5c31\u53ef\u4ee5\u76f4\u63a5\u4ece\u98de\u901f\u7684\u5185\u5b58\u4e2d\u7ed9\u4f60&#xff0c;\u800c\u4e0d\u7528\u518d\u53bb\u6162\u541e\u541e\u7684\u786c\u76d8\u4e0a\u627e\u4e86&#xff0c;\u8fd9\u6781\u5927\u5730\u63d0\u5347\u4e86I\/O\u6027\u80fd\u3002\u8fd9\u90e8\u5206\u88ab\u7528\u4f5c\u7f13\u5b58\u7684\u5185\u5b58&#xff0c;\u867d\u7136\u5728&amp;lt;code&gt;free&amp;lt;\/code&gt;\u770b\u6765\u662f\u88ab\u201c\u5360\u7528\u201d\u4e86&#xff0c;\u4f46\u5b83\u5b9e\u9645\u4e0a\u662f\u201c\u53ef\u56de\u6536\u201d\u7684\u3002\u4e00\u65e6\u6709\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u66f4\u591a\u5185\u5b58&#xff0c;\u5185\u6838\u4f1a\u7acb\u5373\u3001\u6beb\u4e0d\u72b9\u8c6b\u5730\u4ece\u8fd9\u90e8\u5206\u7f13\u5b58\u4e2d\u56de\u6536\u7a7a\u95f4&#xff0c;\u5206\u914d\u7ed9\u5e94\u7528\u7a0b\u5e8f\u3002<\/li>\n<li>available: \u8fd9\u4e2a\u503c\u7cbe\u786e\u5730\u4f30\u7b97\u4e86\u5f53\u524d\u53ef\u4f9b\u5e94\u7528\u7a0b\u5e8f\u4f7f\u7528\u7684\u5185\u5b58\u603b\u91cf&#xff0c;\u5b83\u7b49\u4e8e\u201c\u771f\u6b63\u7a7a\u95f2\u7684\u5185\u5b58\u201d\u52a0\u4e0a\u201c\u968f\u65f6\u53ef\u4ee5\u88ab\u56de\u6536\u7684\u7f13\u5b58\u5185\u5b58\u201d\u3002\u6240\u4ee5&#xff0c;\u5224\u65ad\u5185\u5b58\u662f\u5426\u7d27\u5f20&#xff0c;\u8bf7\u770b&amp;lt;code&gt;available&amp;lt;\/code&gt;&#xff0c;\u800c\u4e0d\u662f&amp;lt;code&gt;free&#096;&#xff01;<\/li>\n<\/ul>\n<p>\u8fd9\u5c31\u50cf\u4e00\u4e2a\u9ad8\u6548\u7684\u56fe\u4e66\u7ba1\u7406\u5458&#xff0c;\u4ed6\u4e0d\u4f1a\u8ba9\u4e66\u67b6\u7a7a\u7740&#xff0c;\u800c\u662f\u4f1a\u628a\u8bfb\u8005\u6700\u8fd1\u5e38\u501f\u7684\u4e66\u90fd\u63d0\u524d\u6446\u5728\u6700\u987a\u624b\u7684\u4f4d\u7f6e&#xff08;\u7f13\u5b58&#xff09;\u3002\u4f46\u8fd9\u5e76\u4e0d\u610f\u5473\u7740\u4e66\u67b6\u6ee1\u4e86&#xff0c;\u5982\u679c\u4f60\u9700\u8981\u4e00\u672c\u51b7\u95e8\u7684\u4e66&#xff0c;\u4ed6\u53ef\u4ee5\u968f\u65f6\u628a\u8fd9\u4e9b\u70ed\u95e8\u4e66\u653e\u56de\u539f\u4f4d&#xff0c;\u4e3a\u4f60\u817e\u51fa\u7a7a\u95f4\u3002<\/p>\n<h4>Swap\u4f7f\u7528\u60c5\u51b5&#xff1a;\u6027\u80fd\u7684\u201c\u91d1\u4e1d\u96c0\u201d<\/h4>\n<p>\u771f\u6b63\u80fd\u53cd\u6620\u5185\u5b58\u538b\u529b\u5927\u5c0f\u7684\u201c\u77ff\u4e95\u91cc\u7684\u91d1\u4e1d\u96c0\u201d&#xff0c;\u662fSwap&#xff08;\u4ea4\u6362\u5206\u533a&#xff09;\u7684\u4f7f\u7528\u60c5\u51b5\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7&amp;lt;code&gt;free -h&amp;lt;\/code&gt;\u67e5\u770bSwap\u7684\u4f7f\u7528\u91cf&#xff0c;\u6216\u8005\u7528&amp;lt;code&gt;vmstat&amp;lt;\/code&gt;\u547d\u4ee4\u89c2\u5bdf&amp;lt;code&gt;si&amp;lt;\/code&gt;&#xff08;\u6362\u5165&#xff09;\u548c&amp;lt;code&gt;so&amp;lt;\/code&gt;&#xff08;\u6362\u51fa&#xff09;\u5217\u3002\u5982\u679c\u4f60\u7684\u670d\u52a1\u5668\u5728\u6ca1\u6709\u4efb\u4f55\u5185\u5b58\u5bc6\u96c6\u578b\u4efb\u52a1\u7684\u60c5\u51b5\u4e0b&#xff0c;\u4f9d\u7136\u5728\u6301\u7eed\u4e0d\u65ad\u5730\u8fdb\u884cSwap\u4ea4\u6362&#xff0c;\u8fd9\u901a\u5e38\u662f\u4e00\u4e2a\u660e\u786e\u7684\u4fe1\u53f7&#xff1a;\u4f60\u7684\u7269\u7406\u5185\u5b58\u771f\u7684\u4e0d\u591f\u7528\u4e86&#xff0c;\u7cfb\u7edf\u6b63\u5728\u7528\u6162\u901f\u7684\u786c\u76d8\u6765\u201c\u7eed\u547d\u201d\u3002\u6b64\u65f6&#xff0c;\u4f60\u9700\u8981\u6df1\u5165\u5206\u6790\u5185\u5b58\u5360\u7528&#xff0c;\u6216\u8005\u8003\u8651\u5347\u7ea7\u5185\u5b58\u4e86\u3002\u5f53\u7136&#xff0c;\u5982\u4f55\u6b63\u786e\u770b\u5f85Swap\u7684\u4f5c\u7528&#xff0c;\u4e5f\u662f\u4e00\u95e8\u5b66\u95ee&#xff0c;\u4f60\u53ef\u4ee5\u53c2\u8003\u6211\u4eec\u5173\u4e8e&amp;lt;a href&#061;&#034;\/blog\/linux-swap-guide\/&#034;&gt;Linux Swap\u7684\u771f\u5b9e\u4f5c\u7528&amp;lt;\/a&gt;\u7684\u6df1\u5165\u8fa8\u6790\u3002<\/p>\n<h3>IO\u5229\u7528\u7387\u7684\u201c\u672c\u8d28\u201d&#xff1a;\u4e0d\u53ea\u662f\u5feb\u6162&#xff0c;\u66f4\u662f\u7b49\u5f85<\/h3>\n<p>\u78c1\u76d8I\/O&#xff0c;\u5e38\u5e38\u662f\u6570\u636e\u5e93\u670d\u52a1\u5668\u3001\u6587\u4ef6\u670d\u52a1\u5668\u7b49\u5e94\u7528\u4e2d\u6700\u9690\u853d\u3001\u4e5f\u6700\u81f4\u547d\u7684\u6027\u80fd\u74f6\u9888\u3002<\/p>\n<h4>\u4f7f\u7528iostat&#xff1a;\u4f60\u7684\u78c1\u76d8\u201c\u5fc3\u7535\u56fe\u201d<\/h4>\n<p>&amp;lt;code&gt;iostat&amp;lt;\/code&gt;\u662f\u68c0\u67e5\u78c1\u76d8I\/O\u72b6\u6001\u7684\u5229\u5668\u3002\u901a\u8fc7&amp;lt;code&gt;iostat -x 1&amp;lt;\/code&gt;\u547d\u4ee4&#xff0c;\u4f60\u53ef\u4ee5\u5b9e\u65f6\u5730\u770b\u5230\u78c1\u76d8\u7684\u5404\u9879\u6027\u80fd\u6307\u6807\u3002<\/p>\n<ul>\n<li>r\/s \u548c w\/s: \u6bcf\u79d2\u7684\u8bfb\/\u5199\u8bf7\u6c42\u6b21\u6570&#xff08;IOPS&#xff09;\u3002<\/li>\n<li>rkB\/s \u548c wkB\/s: \u6bcf\u79d2\u7684\u8bfb\/\u5199\u6570\u636e\u91cf&#xff08;\u541e\u5410\u91cf&#xff09;\u3002<\/li>\n<li>await: \u6bcf\u4e2aI\/O\u8bf7\u6c42\u7684\u5e73\u5747\u5904\u7406\u65f6\u95f4&#xff08;\u5355\u4f4d\u662f\u6beb\u79d2&#xff09;&#xff0c;\u8fd9\u4e2a\u65f6\u95f4\u5305\u62ec\u4e86\u8bf7\u6c42\u5728\u961f\u5217\u4e2d\u7b49\u5f85\u7684\u65f6\u95f4\u548c\u771f\u6b63\u88ab\u8bbe\u5907\u5904\u7406\u7684\u65f6\u95f4\u3002&amp;lt;strong&gt;\u8fd9\u4e2a\u503c\u975e\u5e38\u5173\u952e&#xff0c;\u5982\u679c&amp;lt;code&gt;await&amp;lt;\/code&gt;\u6301\u7eed\u5f88\u9ad8&#xff08;\u6bd4\u5982\u51e0\u5341\u751a\u81f3\u4e0a\u767e\u6beb\u79d2&#xff09;&#xff0c;\u8bf4\u660e\u4f60\u7684\u78c1\u76d8\u54cd\u5e94\u975e\u5e38\u6162\u3002&amp;lt;\/strong&gt;<\/li>\n<li>%util: \u8bbe\u5907\u5229\u7528\u7387\u3002\u8868\u793a\u5728\u7edf\u8ba1\u5468\u671f\u5185&#xff0c;\u78c1\u76d8\u8bbe\u5907\u6709\u591a\u5927\u6bd4\u4f8b\u7684\u65f6\u95f4\u5904\u4e8e\u201c\u5fd9\u788c\u201d\u72b6\u6001\u3002\u6ce8\u610f&#xff0c;\u4e0d\u8981\u88ab100%\u7684&amp;lt;code&gt;%util&amp;lt;\/code&gt;\u5413\u5230&#xff01; \u5b83\u53ea\u8868\u793a\u78c1\u76d8\u4e00\u76f4\u5728\u5de5\u4f5c&#xff0c;\u4f46\u4e0d\u4e00\u5b9a\u4ee3\u8868\u5b83\u5230\u4e86\u74f6\u9888\u3002\u4e00\u4e2a\u9ad8\u6027\u80fd\u7684NVMe SSD&#xff0c;\u53ef\u80fd\u5728%util\u63a5\u8fd1100%\u7684\u60c5\u51b5\u4e0b&#xff0c;\u4f9d\u7136\u80fd\u4fdd\u6301\u5f88\u4f4e\u7684&amp;lt;code&gt;await&amp;lt;\/code&gt;&#xff0c;\u8f7b\u677e\u5904\u7406\u6240\u6709\u8bf7\u6c42\u3002\u771f\u6b63\u7684\u74f6\u9888\u4fe1\u53f7\u662f&#xff1a;\u9ad8&amp;lt;code&gt;%util\u540c\u65f6\u4f34\u968f\u7740\u975e\u5e38\u9ad8\u7684await&#096;\u3002<\/li>\n<\/ul>\n<h4>IO Wait&#xff08;%wa&#xff09;\u518d\u5ba1\u89c6&#xff1a;CPU\u4e0e\u78c1\u76d8\u7684\u201c\u5bf9\u8bdd\u201d<\/h4>\n<p>\u73b0\u5728&#xff0c;\u6211\u4eec\u53ef\u4ee5\u628aCPU\u7684&amp;lt;code&gt;%wa&amp;lt;\/code&gt;\u548c&amp;lt;code&gt;iostat&amp;lt;\/code&gt;\u7684\u7ed3\u679c\u8054\u7cfb\u8d77\u6765\u4e86\u3002\u5f53\u4f60\u901a\u8fc7&amp;lt;code&gt;top&amp;lt;\/code&gt;\u770b\u5230CPU\u7684&amp;lt;code&gt;%wa&amp;lt;\/code&gt;\u767e\u5206\u6bd4\u5f88\u9ad8\u65f6&#xff0c;\u8fd9\u51e0\u4e4e\u5c31\u662f\u5728\u544a\u8bc9\u4f60&#xff1a;\u201cCPU\u6ca1\u4e8b\u5e72&#xff0c;\u5b83\u5728\u7b49\u786c\u76d8\u7ed9\u5b83\u53cd\u9988&#xff01;\u201d \u6b64\u65f6&#xff0c;\u4f60\u7d27\u63a5\u7740\u8fd0\u884c&amp;lt;code&gt;iostat -x 1&amp;lt;\/code&gt;&#xff0c;\u5927\u6982\u7387\u4f1a\u770b\u5230\u4e00\u4e2a\u975e\u5e38\u9ad8\u7684&amp;lt;code&gt;await\u503c\u548c\u5c45\u9ad8\u4e0d\u4e0b\u7684%util&#096;\u3002\u8fd9\u5c31\u5f62\u6210\u4e86\u4e00\u4e2a\u5b8c\u6574\u7684\u8bc1\u636e\u94fe&#xff0c;\u8bc1\u660e\u4e86\u4f60\u7684\u6027\u80fd\u74f6\u9888\u5728\u4e8e\u78c1\u76d8I\/O\u3002<\/p>\n<h3>\u7efc\u5408\u8bc4\u4f30&#xff1a;\u4ece\u201c\u4f53\u68c0\u5355\u201d\u5230\u201c\u8bca\u65ad\u62a5\u544a\u201d<\/h3>\n<p>\u597d\u4e86&#xff0c;\u5b66\u4f1a\u4e86\u770b\u61c2\u5404\u9879\u6307\u6807&#xff0c;\u6211\u4eec\u73b0\u5728\u53ef\u4ee5\u50cf\u4e00\u4f4d\u7ecf\u9a8c\u4e30\u5bcc\u7684\u533b\u751f\u4e00\u6837&#xff0c;\u7efc\u5408\u5206\u6790&#xff0c;\u7ed9\u51fa\u201c\u8bca\u65ad\u62a5\u544a\u201d\u4e86\u3002\u5982\u4f55\u6b63\u786e\u8bc4\u4f30\u670d\u52a1\u5668 CPU\/\u5185\u5b58\/IO \u5229\u7528\u7387&#xff0c;\u5173\u952e\u5728\u4e8e\u5173\u8054\u5206\u6790\u3002<\/p>\n<ul>\n<li>\u573a\u666f\u4e00&#xff1a;CPU\u5bc6\u96c6\u578b\u74f6\u9888\n<ul>\n<li>\u75c7\u72b6&#xff1a; top\u663e\u793aCPU\u603b\u5229\u7528\u7387\u5f88\u9ad8&#xff0c;\u5176\u4e2d%us&#xff08;\u7528\u6237\u7a7a\u95f4&#xff09;\u5360\u7528\u5927\u5934&#xff0c;\u800c%wa&#xff08;I\/O\u7b49\u5f85&#xff09;\u5f88\u4f4e\u3002Load Average\u6301\u7eed\u9ad8\u4e8eCPU\u6838\u5fc3\u6570\u3002\u5185\u5b58&amp;lt;code&gt;available\u5145\u8db3&#xff0c;Swap\u672a\u4f7f\u7528\u3002iostat&amp;lt;\/code&gt;\u663e\u793a\u78c1\u76d8\u5e76\u4e0d\u7e41\u5fd9\u3002<\/li>\n<li>\u8bca\u65ad&#xff1a; \u4f60\u7684\u5e94\u7528\u7a0b\u5e8f\u672c\u8eab\u662f\u8ba1\u7b97\u5bc6\u96c6\u578b\u7684&#xff0c;\u6216\u8005\u4ee3\u7801\u4e2d\u5b58\u5728\u6027\u80fd\u95ee\u9898&#xff08;\u5982\u4f4e\u6548\u7b97\u6cd5&#xff09;\u3002\u6b64\u65f6&#xff0c;\u4f60\u9700\u8981\u7684\u662f\u53bb&amp;lt;a href&#061;&#034;\/blog\/troubleshoot-high-cpu-php\/&#034;&gt;\u6392\u67e5\u5e76\u4f18\u5316\u4f60\u7684\u5e94\u7528\u7a0b\u5e8f\u4ee3\u7801&amp;lt;\/a&gt;&#xff0c;\u800c\u4e0d\u662f\u5347\u7ea7\u786c\u76d8\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u573a\u666f\u4e8c&#xff1a;\u78c1\u76d8I\/O\u74f6\u9888\n<ul>\n<li>\u75c7\u72b6&#xff1a; top\u663e\u793aCPU\u603b\u5229\u7528\u7387\u53ef\u80fd\u4e0d\u9ad8&#xff0c;\u4f46%wa&#xff08;I\/O\u7b49\u5f85&#xff09;\u975e\u5e38\u9ad8\u3002Load Average\u4e5f\u5f88\u9ad8&#xff08;\u56e0\u4e3a\u8fdb\u7a0b\u90fd\u5728\u7b49\u5f85I\/O&#xff09;\u3002\u5185\u5b58\u53ef\u80fd\u770b\u8d77\u6765\u5f88\u201c\u6ee1\u201d&#xff0c;\u4f46\u4e3b\u8981\u662f\u88ab&amp;lt;code&gt;cache\u5360\u7528\u4e86\u3002iostat&#096;\u663e\u793a\u78c1\u76d8\u7684&amp;lt;code&gt;await&amp;lt;\/code&gt;\u503c\u5f88\u9ad8&#xff0c;&amp;lt;code&gt;%util&amp;lt;\/code&gt;\u63a5\u8fd1100%\u3002<\/li>\n<li>\u8bca\u65ad&#xff1a; \u78c1\u76d8\u5b50\u7cfb\u7edf\u662f\u74f6\u9888\u3002\u6700\u5e38\u89c1\u7684\u539f\u56e0\u662f\u6570\u636e\u5e93\u5b58\u5728\u5927\u91cf\u6162\u67e5\u8be2\u3001\u6216\u8005\u5e94\u7528\u5728\u8fdb\u884c\u9891\u7e41\u7684\u5927\u6587\u4ef6\u8bfb\u5199\u3002\u4f60\u9700\u8981\u4f18\u5316\u6570\u636e\u5e93\u67e5\u8be2&#xff08;\u6bd4\u5982\u52a0\u7d22\u5f15&#xff09;&#xff0c;\u6216\u8005\u5347\u7ea7\u5230\u66f4\u9ad8\u6027\u80fd\u7684\u78c1\u76d8&#xff08;\u6bd4\u5982\u4eceSATA SSD\u5347\u7ea7\u5230NVMe SSD&#xff09;\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u573a\u666f\u4e09&#xff1a;\u5185\u5b58\u74f6\u9888\n<ul>\n<li>\u75c7\u72b6&#xff1a; free -h\u663e\u793a&amp;lt;code&gt;available&amp;lt;\/code&gt;\u5185\u5b58\u975e\u5e38\u4f4e&#xff0c;\u5e76\u4e14Swap\u4f7f\u7528\u91cf\u5728\u6301\u7eed\u589e\u52a0\u3002&amp;lt;code&gt;vmstat&amp;lt;\/code&gt;\u663e\u793a&amp;lt;code&gt;si&amp;lt;\/code&gt;, &amp;lt;code&gt;so&#096;\u5217\u6709\u9891\u7e41\u7684\u6d3b\u52a8\u3002\u7cfb\u7edf\u54cd\u5e94\u8fdf\u949d&#xff0c;\u53ef\u80fd\u4f1a\u6709\u8fdb\u7a0b\u88abOOM Killer\u6740\u6389\u7684\u65e5\u5fd7\u3002<\/li>\n<li>\u8bca\u65ad&#xff1a; \u7269\u7406\u5185\u5b58\u4e0d\u8db3\u3002\u4f60\u9700\u8981\u4f18\u5316\u4f60\u7684\u5e94\u7528\u7a0b\u5e8f&#xff0c;\u51cf\u5c11\u5185\u5b58\u5360\u7528&#xff0c;\u6216\u8005\u76f4\u63a5\u5347\u7ea7\u670d\u52a1\u5668\u7684\u5185\u5b58\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u573a\u666f\u56db&#xff1a;\u6027\u80fd\u8fc7\u5269\n<ul>\n<li>**\u75c7\u72b6&#xff1a;&amp;lt;\/strong&gt; top\u663e\u793aCPU\u7684%id&#xff08;\u7a7a\u95f2&#xff09;\u957f\u671f\u572890%\u4ee5\u4e0a&#xff0c;Load Average\u8fdc\u4f4e\u4e8e1\u3002free -h\u663e\u793a&amp;lt;code&gt;available\u5185\u5b58\u975e\u5e38\u5145\u88d5\u3002iostat&#096;\u663e\u793a\u78c1\u76d8\u5927\u90e8\u5206\u65f6\u95f4\u5728\u201c\u4f11\u606f\u201d\u3002<\/li>\n<li>\u8bca\u65ad&#xff1a; \u4f60\u5f53\u524d\u7684\u670d\u52a1\u5668\u914d\u7f6e\u8fdc\u8d85\u4f60\u7684\u4e1a\u52a1\u9700\u6c42\u3002\u8fd9\u5f53\u7136\u4e0d\u662f\u574f\u4e8b&#xff0c;\u4e3a\u672a\u6765\u589e\u957f\u7559\u8db3\u4e86\u7a7a\u95f4\u3002\u4f46\u5982\u679c\u4f60\u7684\u9884\u7b97\u6709\u9650&#xff0c;\u6216\u8005\u5e0c\u671b\u66f4\u7ecf\u6d4e\u5730\u8fd0\u8425&#xff0c;\u53ef\u4ee5\u8003\u8651\u8fc1\u79fb\u5230\u4e00\u4e2a\u66f4\u7b26\u5408\u4f60\u5f53\u524d\u9700\u6c42\u7684\u3001&amp;lt;a href&#061;&#034;\/blog\/server-spec-guide\/&#034;&gt;\u914d\u7f6e\u66f4\u4f4e\u7684\u670d\u52a1\u5668\u65b9\u6848&amp;lt;\/a&gt;\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4>\u5e38\u89c1\u95ee\u9898\u89e3\u7b54 (FAQ)<\/h4>\n<p>\u95ee&#xff1a;Load Average\u8fbe\u5230\u591a\u5c11\u7b97\u5371\u9669&#xff1f; \u7b54&#xff1a;\u8fd9\u53d6\u51b3\u4e8e\u4f60\u7684CPU\u6838\u5fc3\u6570\u3002\u4e00\u4e2a\u666e\u904d\u63a5\u53d7\u7684\u7ecf\u9a8c\u6cd5\u5219\u662f&#xff0c;\u5982\u679cLoad Average\u6301\u7eed\u9ad8\u4e8e\u4f60\u7684CPU\u6838\u5fc3\u6570&#xff0c;\u5c31\u8bf4\u660e\u7cfb\u7edf\u5f00\u59cb\u51fa\u73b0\u62e5\u5835&#xff0c;\u9700\u8981\u5173\u6ce8\u4e86\u3002\u5982\u679c\u8fdc\u9ad8\u4e8e\u6838\u5fc3\u6570&#xff08;\u6bd4\u59822\u500d\u6216\u66f4\u9ad8&#xff09;&#xff0c;\u90a3\u7cfb\u7edf\u53ef\u80fd\u5df2\u7ecf\u8868\u73b0\u51fa\u660e\u663e\u7684\u5361\u987f\u3002<\/p>\n<p>**\u95ee&#xff1a;&amp;lt;code&gt;top\u548chtop\u6709\u4ec0\u4e48\u533a\u522b&#xff0c;\u6211\u5e94\u8be5\u7528\u54ea\u4e2a&#xff1f;** \u7b54&#xff1a;&lt;code&gt;htop\u662f&amp;lt;code&gt;top\u7684\u4e00\u4e2a\u589e\u5f3a\u7248\u3002\u5b83\u63d0\u4f9b\u4e86\u5f69\u8272\u7684\u3001\u66f4\u6613\u8bfb\u7684\u754c\u9762&#xff0c;\u53ef\u4ee5\u7528\u9f20\u6807\u6216\u65b9\u5411\u952e\u8fdb\u884c\u4ea4\u4e92\u5f0f\u64cd\u4f5c&#xff08;\u5982\u6eda\u52a8\u3001\u6392\u5e8f\u3001\u6740\u6b7b\u8fdb\u7a0b&#xff09;&#xff0c;\u5e76\u4e14\u80fd\u4ee5\u6811\u72b6\u7ed3\u6784\u663e\u793a\u8fdb\u7a0b\u5173\u7cfb\u3002\u5bf9\u4e8e\u65b0\u624b\u548c\u65e5\u5e38\u4f7f\u7528&#xff0c;htop&amp;lt;\/code&gt;\u7684\u4f53\u9a8c\u901a\u5e38\u66f4\u597d\u3002<\/p>\n<p>\u95ee&#xff1a;\u6211\u7684\u5185\u5b58\u4f7f\u7528\u738790%\u6b63\u5e38\u5417&#xff1f; \u7b54&#xff1a;\u975e\u5e38\u6b63\u5e38&#xff01;\u5728Linux\u4e2d&#xff0c;\u9ad8\u5185\u5b58\u4f7f\u7528\u7387\u901a\u5e38\u662f\u597d\u4e8b&#xff0c;\u56e0\u4e3a\u5b83\u610f\u5473\u7740\u7cfb\u7edf\u5145\u5206\u5229\u7528\u4e86\u5185\u5b58\u6765\u8fdb\u884c\u6587\u4ef6\u7f13\u5b58&#xff0c;\u4ee5\u63d0\u5347I\/o\u6027\u80fd\u3002\u4f60\u5e94\u8be5\u5173\u6ce8\u7684\u662f&amp;lt;code&gt;available&amp;lt;\/code&gt;\u5185\u5b58\u662f\u5426\u8fc7\u4f4e&#xff0c;\u4ee5\u53caSwap\u662f\u5426\u88ab\u9891\u7e41\u4f7f\u7528\u3002<\/p>\n<p>\u95ee&#xff1a;\u5982\u4f55\u533a\u5206\u662f\u7f51\u7edcIO\u74f6\u9888\u8fd8\u662f\u78c1\u76d8IO\u74f6\u9888&#xff1f; \u7b54&#xff1a;\u5f53&amp;lt;code&gt;top\u7684%wa&amp;lt;\/code&gt;\u5f88\u9ad8\u65f6&#xff0c;\u4f60\u53ef\u4ee5\u540c\u65f6\u8fd0\u884c&amp;lt;code&gt;iostat&#xff08;\u770b\u78c1\u76d8&#xff09;\u548c\u4e00\u4e9b\u7f51\u7edc\u76d1\u63a7\u5de5\u5177&#xff08;\u5982&lt;code&gt;iftop, nload&#xff09;\u6765\u89c2\u5bdf\u3002\u5982\u679ciostat\u663e\u793a\u78c1\u76d8\u975e\u5e38\u7e41\u5fd9\u800c\u7f51\u7edc\u6d41\u91cf\u5f88\u4f4e&#xff0c;\u90a3\u74f6\u9888\u5728\u78c1\u76d8\u3002\u53cd\u4e4b&#xff0c;\u5982\u679c\u78c1\u76d8\u7a7a\u95f2\u800c\u7f51\u7edc\u6d41\u91cf\u6301\u7eed\u8dd1\u6ee1\u4f60\u7684\u5e26\u5bbd\u4e0a\u9650&#xff0c;\u90a3\u74f6\u9888\u5c31\u5728\u7f51\u7edc\u3002<\/p>\n<p>\u5982\u4f55\u6b63\u786e\u8bc4\u4f30\u670d\u52a1\u5668 CPU\/\u5185\u5b58\/IO \u5229\u7528\u7387&#xff0c;\u4ece\u6765\u4e0d\u662f\u4e00\u4e2a\u5b64\u7acb\u5730\u770b\u6570\u5b57\u7684\u6e38\u620f&#xff0c;\u800c\u662f\u4e00\u4e2a\u7efc\u5408\u5206\u6790\u3001\u903b\u8f91\u63a8\u7406\u7684\u8fc7\u7a0b\u3002\u5b66\u4f1a\u50cf\u533b\u751f\u89e3\u8bfb\u4f53\u68c0\u62a5\u544a\u4e00\u6837&#xff0c;\u5173\u8054\u5404\u9879\u6307\u6807&#xff0c;\u7406\u89e3\u5b83\u4eec\u80cc\u540e\u7684\u542b\u4e49&#xff0c;\u4f60\u5c31\u80fd\u51c6\u786e\u5730\u628a\u63e1\u670d\u52a1\u5668\u7684\u201c\u8109\u640f\u201d&#xff0c;\u65e0\u8bba\u662f\u201c\u6027\u80fd\u8fc7\u5269\u201d\u8fd8\u662f\u201c\u74f6\u9888\u9690\u60a3\u201d&#xff0c;\u90fd\u5c06\u65e0\u6240\u9041\u5f62\u3002\u5982\u679c\u4f60\u5728\u670d\u52a1\u5668\u6027\u80fd\u5206\u6790\u4e0a\u9700\u8981\u66f4\u4e13\u4e1a\u7684\u5e2e\u52a9&#xff0c;\u6216\u8005\u60f3\u5bfb\u627e\u4e00\u4e2a\u80fd\u63d0\u4f9b\u5f3a\u5927\u76d1\u63a7\u548c\u4f18\u5316\u652f\u6301\u7684\u5e73\u53f0&#xff0c;\u6b22\u8fce\u968f\u65f6&amp;lt;a href&#061;&#034;\/contact-us\/&#034;&gt;\u8054\u7cfb\u6211\u4eec&amp;lt;\/a&gt;\u3002\u8ba9\u6570\u636e\u8bf4\u8bdd&#xff0c;\u8ba9\u4f60\u7684\u6bcf\u4e00\u4efd\u670d\u52a1\u5668\u8d44\u6e90&#xff0c;\u90fd\u53d1\u6325\u51fa\u5b83\u5e94\u6709\u7684\u4ef7\u503c&#xff0c;\u8fd9\u624d\u662f\u8fd0\u7ef4\u7684\u7cbe\u9ad3\u6240\u5728\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb902\u6b21\uff0c\u70b9\u8d5e8\u6b21\uff0c\u6536\u85cf21\u6b21\u3002\u670d\u52a1\u5668CPU\/\u5185\u5b58\/IO\u5229\u7528\u7387\u9ad8\u5c31\u4ee3\u8868\u6027\u80fd\u74f6\u9888\u5417\uff1fHostol\u6559\u4f60\u6b63\u786e\u89e3\u8bfbtop\/iostat\/free\u7b49\u547d\u4ee4\uff0c\u8fa8\u6790\u6027\u80fd\u8fc7\u5269\u4e0e\u74f6\u9888\u9690\u60a3\uff0c\u4f18\u5316\u670d\u52a1\u5668\u8d44\u6e90\u3002_\u7f51\u7edc\u592a\u6162\u4f1a\u5bfc\u81f4io\u5360\u7528\u9ad8 cpu\u5361\u987f\u5417<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[43,44],"topic":[],"class_list":["post-49209","post","type-post","status-publish","format-standard","hentry","category-server","tag-43","tag-44"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5982\u4f55\u6b63\u786e\u8bc4\u4f30\u670d\u52a1\u5668CPU\/\u5185\u5b58\/IO\u5229\u7528\u7387 (\u6027\u80fd\u8fc7\u5269or\u74f6\u9888) - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/49209.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5982\u4f55\u6b63\u786e\u8bc4\u4f30\u670d\u52a1\u5668CPU\/\u5185\u5b58\/IO\u5229\u7528\u7387 (\u6027\u80fd\u8fc7\u5269or\u74f6\u9888) - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb902\u6b21\uff0c\u70b9\u8d5e8\u6b21\uff0c\u6536\u85cf21\u6b21\u3002\u670d\u52a1\u5668CPU\/\u5185\u5b58\/IO\u5229\u7528\u7387\u9ad8\u5c31\u4ee3\u8868\u6027\u80fd\u74f6\u9888\u5417\uff1fHostol\u6559\u4f60\u6b63\u786e\u89e3\u8bfbtop\/iostat\/free\u7b49\u547d\u4ee4\uff0c\u8fa8\u6790\u6027\u80fd\u8fc7\u5269\u4e0e\u74f6\u9888\u9690\u60a3\uff0c\u4f18\u5316\u670d\u52a1\u5668\u8d44\u6e90\u3002_\u7f51\u7edc\u592a\u6162\u4f1a\u5bfc\u81f4io\u5360\u7528\u9ad8 cpu\u5361\u987f\u5417\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/49209.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2025-07-30T08:22:51+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/49209.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/49209.html\",\"name\":\"\u5982\u4f55\u6b63\u786e\u8bc4\u4f30\u670d\u52a1\u5668CPU\/\u5185\u5b58\/IO\u5229\u7528\u7387 (\u6027\u80fd\u8fc7\u5269or\u74f6\u9888) - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2025-07-30T08:22:51+00:00\",\"dateModified\":\"2025-07-30T08:22:51+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/49209.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/49209.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/49209.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u5982\u4f55\u6b63\u786e\u8bc4\u4f30\u670d\u52a1\u5668CPU\/\u5185\u5b58\/IO\u5229\u7528\u7387 (\u6027\u80fd\u8fc7\u5269or\u74f6\u9888)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u5982\u4f55\u6b63\u786e\u8bc4\u4f30\u670d\u52a1\u5668CPU\/\u5185\u5b58\/IO\u5229\u7528\u7387 (\u6027\u80fd\u8fc7\u5269or\u74f6\u9888) - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/49209.html","og_locale":"zh_CN","og_type":"article","og_title":"\u5982\u4f55\u6b63\u786e\u8bc4\u4f30\u670d\u52a1\u5668CPU\/\u5185\u5b58\/IO\u5229\u7528\u7387 (\u6027\u80fd\u8fc7\u5269or\u74f6\u9888) - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb902\u6b21\uff0c\u70b9\u8d5e8\u6b21\uff0c\u6536\u85cf21\u6b21\u3002\u670d\u52a1\u5668CPU\/\u5185\u5b58\/IO\u5229\u7528\u7387\u9ad8\u5c31\u4ee3\u8868\u6027\u80fd\u74f6\u9888\u5417\uff1fHostol\u6559\u4f60\u6b63\u786e\u89e3\u8bfbtop\/iostat\/free\u7b49\u547d\u4ee4\uff0c\u8fa8\u6790\u6027\u80fd\u8fc7\u5269\u4e0e\u74f6\u9888\u9690\u60a3\uff0c\u4f18\u5316\u670d\u52a1\u5668\u8d44\u6e90\u3002_\u7f51\u7edc\u592a\u6162\u4f1a\u5bfc\u81f4io\u5360\u7528\u9ad8 cpu\u5361\u987f\u5417","og_url":"https:\/\/www.wsisp.com\/helps\/49209.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2025-07-30T08:22:51+00:00","author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"5 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/49209.html","url":"https:\/\/www.wsisp.com\/helps\/49209.html","name":"\u5982\u4f55\u6b63\u786e\u8bc4\u4f30\u670d\u52a1\u5668CPU\/\u5185\u5b58\/IO\u5229\u7528\u7387 (\u6027\u80fd\u8fc7\u5269or\u74f6\u9888) - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2025-07-30T08:22:51+00:00","dateModified":"2025-07-30T08:22:51+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/49209.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/49209.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/49209.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"\u5982\u4f55\u6b63\u786e\u8bc4\u4f30\u670d\u52a1\u5668CPU\/\u5185\u5b58\/IO\u5229\u7528\u7387 (\u6027\u80fd\u8fc7\u5269or\u74f6\u9888)"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/49209","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=49209"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/49209\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=49209"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=49209"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=49209"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=49209"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}