{"id":64673,"date":"2026-01-23T22:04:50","date_gmt":"2026-01-23T14:04:50","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/64673.html"},"modified":"2026-01-23T22:04:50","modified_gmt":"2026-01-23T14:04:50","slug":"%e3%80%90%e7%9c%9f%e5%ae%9e%e6%a1%88%e4%be%8b%e8%a7%a3%e5%af%86%e3%80%918%e6%a0%b8cpu%e7%9a%84%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9b%91%e6%8e%a7%e6%9c%8d%e5%8a%a1%e5%99%a8%e8%b4%9f%e8%bd%bd%e9%a3%99","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/64673.html","title":{"rendered":"\u3010\u771f\u5b9e\u6848\u4f8b\u89e3\u5bc6\u30118\u6838CPU\u7684\u6570\u636e\u5e93\u76d1\u63a7\u670d\u52a1\u5668\u8d1f\u8f7d\u98d9\u5230200+\uff0c\u7cfb\u7edf\u5374\u4e0d\u5361\uff1f\u63ed\u79d8\u4e00\u4e2a\u201c\u5047\u9ad8\u8d1f\u8f7d\u201d\u7684\u7ebf\u4e0a\u5947\u6848"},"content":{"rendered":"<p>\u4f60\u6709\u6ca1\u6709\u9047\u5230\u8fd9\u6837\u4e00\u523b&#xff1a;\u8b66\u62a5\u9aa4\u54cd&#xff0c;\u8d1f\u8f7d\u66f2\u7ebf\u98d9\u5347\u81f3\u4ee4\u4eba\u60ca\u6050\u7684209\u3002\u4f60\u8fdc\u7a0b\u767b\u5f55&#xff0c;\u5374\u53d1\u73b0\u7cfb\u7edf\u54cd\u5e94\u5982\u5e38&#xff0c;top\u663e\u793aCPU\u7adf\u670988.7%\u5728\u5077\u61d2&#xff0c;\u78c1\u76d8\u66f4\u662f\u6e05\u95f2\u5f97\u53d1\u614c\u3002<\/p>\n<p>\u8fd9\u8be1\u5f02\u7684\u573a\u666f&#xff0c;\u662f\u76d1\u63a7\u8bef\u62a5&#xff0c;\u8fd8\u662f\u7cfb\u7edf\u5373\u5c06\u5d29\u6e83\u7684\u5b81\u9759\u524d\u591c&#xff1f;<\/p>\n<p>\u5728\u65e5\u5e38\u8fd0\u7ef4\u4e2d&#xff0c;\u6211\u4eec\u5e38\u5e38\u4f1a\u4f9d\u8d56\u4e00\u4e9b\u7ecf\u5178\u6307\u6807\u6765\u5224\u65ad\u670d\u52a1\u5668\u5065\u5eb7\u72b6\u51b5\u2014\u2014\u6bd4\u5982 CPU \u4f7f\u7528\u7387\u3001\u5185\u5b58\u5360\u7528\u3001\u78c1\u76d8 IO\u3001\u7f51\u7edc\u6d41\u91cf&#xff0c;\u4ee5\u53ca CPU Load&#xff08;\u8d1f\u8f7d&#xff09;\u3002\u4f46\u6709\u65f6\u5019&#xff0c;\u8fd9\u4e9b\u6307\u6807\u4e5f\u4f1a\u201c\u9a97\u4eba\u201d\u3002<\/p>\n<p>\u4eca\u5929\u8981\u5206\u4eab\u7684&#xff0c;\u5c31\u662f\u4e00\u4e2a\u771f\u5b9e\u53d1\u751f\u5728\u7ebf\u4e0a\u73af\u5883\u7684\u6848\u4f8b\u4e00\u53f0 8\u6838\u670d\u52a1\u5668&#xff0c;load average \u9ad8\u8fbe 209.41&#xff0c;\u4f46\u7528\u6237\u64cd\u4f5c\u6d41\u7545\u5982\u5e38\u3002\u66f4\u8be1\u5f02\u7684\u662f\u2014\u2014top \u663e\u793a CPU \u4f7f\u7528\u7387\u53ea\u6709 1.4%&#xff08;us&#xff09; &#043; 7.1%&#xff08;sy&#xff09;&#061; 8.5%&#xff0c;\u5185\u5b58\u5145\u8db3&#xff0c;\u78c1\u76d8 I\/O \u4e5f\u65e0\u660e\u663e\u7b49\u5f85\u7b49\u5f02\u5e38\u3002\u5f53\u65f6\u7684top\u547d\u4ee4\u7684\u73b0\u8c61\u5982\u4e0b&#xff1a;<\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260123140449-6973800136a7d.png\" \/><\/p>\n<p>\u8fd9\u5230\u5e95\u662f\u600e\u4e48\u56de\u4e8b&#xff1f;\u6beb\u65e0\u5361\u987f\u3002\u8fd9\u7a76\u7adf\u662f\u600e\u4e48\u56de\u4e8b&#xff1f;\u8ba9\u6211\u4eec\u4e00\u8d77\u63ed\u5f00\u8fd9\u4e2a\u201c\u9ad8\u8d1f\u8f7d\u201d\u80cc\u540e\u7684\u771f\u76f8\u3002<\/p>\n<p>1. \u00a0\u73b0\u8c61\u89e3\u8bfb<\/p>\n<p>1.1 \u6bcf\u884c\u6307\u6807\u89e3\u8bfb<\/p>\n<p>\u5148\u8ba9\u6211\u4eec\u9010\u884c\u89e3\u8bfb&#xff0c;\u8fd8\u539f\u8fd9\u573a\u201c\u9ad8\u8d1f\u8f7d\u5e7b\u8c61\u201d\u7684\u771f\u76f8\u3002<\/p>\n<ul>\n<li>\n<p>\u7b2c\u4e00\u884c&#xff1a;\u7cfb\u7edf\u72b6\u6001<\/p>\n<\/li>\n<\/ul>\n<p> **15:18 up 645 days, 13:53, \u00a01 user, \u00a0load average: 209.41, 208.90, 208.65<\/p>\n<p>\u7cfb\u7edf\u8fd0\u884c\u4e86 645 \u5929&#xff0c;\u7a33\u5b9a\u6027\u6781\u5f3a&#xff1b;\u5f53\u524d\u8d1f\u8f7d\u9ad8\u8fbe 209.41&#xff0c;\u8fdc\u8d85 8 \u6838\u7406\u8bba\u503c&#xff08;\u7406\u60f3\u60c5\u51b5\u4e0b\u6700\u5927\u4e3a 8&#xff09;&#xff1b;\u8d1f\u8f7d\u6301\u7eed\u9ad8\u4f4d&#xff0c;\u8bf4\u660e\u4e0d\u662f\u77ac\u65f6\u6ce2\u52a8\u3002<\/p>\n<p>\u26a0\ufe0f \u91cd\u70b9\u6765\u4e86&#xff1a;Load \u5e76\u4e0d\u7b49\u4e8e CPU \u5360\u7528\u7387&#xff01;<\/p>\n<p>Load \u8868\u793a\u7684\u662f\u201c\u6b63\u5728\u8fd0\u884c\u6216\u7b49\u5f85\u8d44\u6e90\u7684\u8fdb\u7a0b\u6570\u201d&#xff0c;\u5305\u62ec\u90a3\u4e9b\u56e0 I\/O \u963b\u585e\u800c\u8fdb\u5165 D \u72b6\u6001 \u7684\u8fdb\u7a0b\u3002<\/p>\n<ul>\n<li>\n<p>\u7b2c\u4e8c\u884c&#xff1a;\u4efb\u52a1\u7edf\u8ba1<\/p>\n<\/li>\n<\/ul>\n<p> Tasks:\u00a0249\u00a0total, \u00a0\u00a06\u00a0running,\u00a0241\u00a0sleeping, \u00a00\u00a0stopped, \u00a02\u00a0zombie<\/p>\n<p>\u603b\u5171 249 \u4e2a\u8fdb\u7a0b&#xff1b;\u5176\u4e2d 241\u4e2a\u5904\u4e8esleeping \u72b6\u6001&#xff0c;\u610f\u5473\u7740\u5b83\u4eec\u5728\u201c\u7b49\u5f85\u201d&#xff1b;\u53ea\u6709 6 \u4e2a\u5728\u8fd0\u884c&#xff0c;\u8bf4\u660e CPU \u6ca1\u6709\u88ab\u538b\u57ae\u3002\u8fd9\u5c31\u89e3\u91ca\u4e86\u4e3a\u4ec0\u4e48CPU\u4f7f\u7528\u7387\u4f4e \u2014\u2014 \u5927\u591a\u6570\u8fdb\u7a0b\u90fd\u201c\u7761\u7740\u4e86\u201d&#xff08;sleeping \u72b6\u6001&#xff09;\u3002<\/p>\n<ul>\n<li>\n<p>\u7b2c\u4e09\u884c&#xff1a;CPU \u4f7f\u7528\u60c5\u51b5<\/p>\n<\/li>\n<\/ul>\n<p> %Cpu(s): 1.4 us, 7.1 sy, 0.0 ni, 88.7\u00a0id, 0.0 wa, 0.0 hi, 0.0 si, 2.8 st<\/p>\n<ul>\n<li>\n<p>us &#061; 1.4%&#xff1a;\u7528\u6237\u6001 CPU \u4f7f\u7528\u7387\u5f88\u4f4e&#xff1b;<\/p>\n<\/li>\n<li>\n<p>sy &#061; 7.1%&#xff1a;\u5185\u6838\u6001\u4e5f\u672a\u8fc7\u9ad8&#xff1b;<\/p>\n<\/li>\n<li>\n<p>id &#061; 88.7%&#xff1a;\u7a7a\u95f2\u65f6\u95f4\u5360\u6bd4\u6781\u9ad8 \u2192 CPU \u51e0\u4e4e\u6ca1\u5e72\u6d3b&#xff1b;<\/p>\n<\/li>\n<li>\n<p>wa &#061; 0.0%&#xff1a;\u7b49\u5f85 I\/O \u7684 CPU \u65f6\u95f4\u4e3a 0 \u2192 \u4f46\u8fd9\u5e76\u4e0d\u51c6\u786e&#xff01;<\/p>\n<\/li>\n<\/ul>\n<p>\u8fd9\u91cc\u6709\u4e2a\u5e38\u89c1\u8bef\u89e3&#xff1a;wa \u662f\u6307\u201cCPU \u5728\u7b49\u5f85 I\/O \u5b8c\u6210\u7684\u65f6\u95f4\u201d&#xff0c;\u4f46\u5b83\u53ea\u53cd\u6620 CPU \u7b49\u5f85\u961f\u5217\u4e2d\u7684 I\/O&#xff0c;\u800c\u4e0d\u5305\u542b\u90a3\u4e9b\u201c\u5361\u6b7b\u5728 D \u72b6\u6001\u201d\u7684\u8fdb\u7a0b\u3002\u6362\u53e5\u8bdd\u8bf4\u4fbf\u662f\u867d\u7136wa\u662f0&#xff0c;\u4f46\u5927\u91cf\u8fdb\u7a0b\u5176\u5b9e\u6b63\u5728\u7b49I\/O&#xff0c;\u53ea\u662f\u5b83\u4eec\u5df2\u7ecf\u201c\u4e0d\u53ef\u4e2d\u65ad\u201d\u4e86&#xff0c;\u4e0d\u4f1a\u8ba1\u5165 wa\u3002<\/p>\n<ul>\n<li>\n<p>\u7b2c\u56db\u884c&#xff1a;\u5185\u5b58\u4f7f\u7528<\/p>\n<\/li>\n<\/ul>\n<p> KiB\u00a0Mem :\u00a032763656\u00a0total,\u00a07699516\u00a0free,\u00a014625784\u00a0used,\u00a010438356\u00a0buff\/cache<\/p>\n<p>\u5185\u5b58\u603b\u5bb9\u91cf\u7ea6 32GB&#xff1b;\u53ef\u7528\u5185\u5b58 &gt;7GB&#xff0c;\u7f13\u51b2\/\u7f13\u5b58\u5360\u7528\u5408\u7406&#xff1b;\u6ca1\u6709\u5185\u5b58\u4e0d\u8db3\u5bfc\u81f4\u7684 swap \u6216 OOM&#xff0c;\u4e5f\u5c31\u662f\u8bf4\u5185\u5b58\u5b8c\u5168\u6ca1\u95ee\u9898\u3002<\/p>\n<ul>\n<li>\n<p>\u7b2c\u4e94\u884c&#xff1a;Swap<\/p>\n<\/li>\n<\/ul>\n<p> KiB\u00a0Swap:\u00a08388604\u00a0total,\u00a08350432\u00a0free, \u00a0 \u00a038172\u00a0used. \u00a09447400\u00a0avail Mem<\/p>\n<p>Swap \u4f7f\u7528\u91cf\u6781\u5c11&#xff08;\u4ec5 38MB&#xff09;&#xff0c;\u4e14\u53ef\u7528\u5185\u5b58\u5145\u8db3&#xff1b;\u4e0d\u4f1a\u56e0\u5185\u5b58\u538b\u529b\u5bfc\u81f4\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n<ul>\n<li>\n<p>\u8fdb\u7a0b\u5217\u8868&#xff1a;\u8c01\u5728\u201c\u62d6\u540e\u817f\u201d&#xff1f;<\/p>\n<\/li>\n<\/ul>\n<p> PID USER \u00a0 \u00a0 \u00a0PR \u00a0NI\u00a0 \u00a0 VIRT \u00a0 \u00a0RES \u00a0 SHR S %CPU %MEM \u00a0 \u00a0 TIME&#043; COMMAND881\u00a0root \u00a0 \u00a0 \u00a020\u00a0 \u00a00\u00a0\u00a0119368\u00a0 \u00a05668\u00a0\u00a01496\u00a0R\u00a012.5\u00a0\u00a00.0\u00a0\u00a021:17:17\u00a0java98921\u00a0root \u00a0 \u00a020\u00a0 \u00a00\u00a0\u00a0162108\u00a0 \u00a02308\u00a0\u00a01528\u00a0R\u00a012.5\u00a0\u00a00.0\u00a0\u00a00:00.03\u00a0top65589\u00a0root \u00a0 \u00a020\u00a0 \u00a00\u00a0\u00a014.0g \u00a0\u00a01.6g \u00a013792\u00a0S \u00a06.2\u00a0\u00a05.2\u00a0905:38.14\u00a0java&#8230;<\/p>\n<p>\u6700\u8017 CPU \u7684\u662f\u4e24\u4e2a Java \u8fdb\u7a0b&#xff08;12.5% \u548c 6.2%&#xff09;&#xff0c;\u5408\u8ba1\u4e0d\u5230 20%&#xff1b;\u5176\u4ed6\u8fdb\u7a0b\u51e0\u4e4e\u4e0d\u5360 CPU&#xff1b;\u6240\u6709\u8fdb\u7a0b\u72b6\u6001\u5747\u4e3a R(Running)\u6216S&#xff08;Sleeping&#xff09;&#xff0c;\u6ca1\u6709D\u72b6\u6001&#xff01;<\/p>\n<p>\u26a0\ufe0f \u4f46\u7b49\u7b49&#xff01;top \u4e0d\u663e\u793a D \u72b6\u6001\u8fdb\u7a0b&#xff0c;\u9664\u975e\u4f60\u4e3b\u52a8\u67e5\u770b&#xff01;<\/p>\n<p>\u6240\u4ee5&#xff0c;\u6211\u4eec\u9700\u8981\u6267\u884c&#xff1a;<\/p>\n<p> ps\u00a0aux | grep\u00a0&#039;D&#039;<\/p>\n<p>\u7ed3\u679c\u53d1\u73b0&#xff1a;\u51e0\u5341\u4e2a\u8fdb\u7a0b\u5361\u5728 D \u72b6\u6001&#xff0c;\u5168\u90e8\u4e0e \/data \u6302\u8f7d\u70b9\u76f8\u5173&#xff01;<\/p>\n<p>1.2 CPU LOAD\u600e\u4e48\u8ba1\u7b97\u7684<\/p>\n<p>\u4ee5\u4e0a\u7684\u60c5\u51b5\u4e5f\u9a8c\u8bc1\u4e86\u6211\u4eec\u4e4b\u524d\u8bf4\u7684CPU Load \u2260 CPU \u4f7f\u7528\u7387\u3002<\/p>\n<p>CPU \u4f7f\u7528\u7387&#xff1a;\u8868\u793a CPU \u6b63\u5728\u5e72\u6d3b\u7684\u65f6\u95f4\u5360\u6bd4\u3002<\/p>\n<p>Load Average&#xff1a;\u8868\u793a\u6b63\u5728\u8fd0\u884c\u6216\u7b49\u5f85\u8d44\u6e90&#xff08;\u4e3b\u8981\u662f CPU \u6216\u4e0d\u53ef\u4e2d\u65ad\u72b6\u6001&#xff09;\u7684\u8fdb\u7a0b\u5e73\u5747\u6570\u3002<\/p>\n<p>\u5173\u952e\u70b9\u6765\u4e86&#xff1a;Load \u5305\u542b\u5904\u4e8e \u201c\u4e0d\u53ef\u4e2d\u65ad\u7761\u7720\u72b6\u6001&#xff08;D \u72b6\u6001&#xff09;\u201d \u7684\u8fdb\u7a0b&#xff01;\u8fd9\u7c7b\u8fdb\u7a0b\u901a\u5e38\u662f\u5728\u7b49\u5f85 I\/O \u5b8c\u6210&#xff08;\u6bd4\u5982\u78c1\u76d8\u8bfb\u5199\u3001NFS \u8bf7\u6c42\u7b49&#xff09;&#xff0c;\u5b83\u4eec\u4e0d\u5360\u7528CPU&#xff0c;\u4f46\u4f1a\u8ba1\u5165Load\u3002<\/p>\n<p>2.\u00a0\u6df1\u6316\u6839\u6e90&#xff1a;\u4e00\u5757\u574f\u76d8\u5f15\u53d1\u7684\u201c\u8d1f\u8f7d\u98ce\u66b4\u201d<\/p>\n<p>\u901a\u8fc7\u4ee5\u4e0a\u73b0\u8c61\u53ca\u8fdb\u4e00\u6b65\u7684\u6392\u67e5&#xff0c;\u6700\u7ec8\u5b9a\u4f4d\u95ee\u9898&#xff1a;<\/p>\n<p>2.1 \u67e5\u770b\u78c1\u76d8 I\/O \u72b6\u6001<\/p>\n<p> iostat\u00a0-x\u00a01<\/p>\n<p>\u8f93\u51fa\u663e\u793a&#xff1a;<\/p>\n<ul>\n<li>\n<p>\/dev\/sdb&#xff08;\u5bf9\u5e94 \/data&#xff09;\u7684 await \u8fbe 12000ms&#xff0c;\u4e25\u91cd\u8d85\u65f6&#xff1b;<\/p>\n<\/li>\n<li>\n<p>%util \u63a5\u8fd1 100%&#xff0c;\u4f46\u5b9e\u9645\u541e\u5410\u91cf\u6781\u4f4e&#xff1b;<\/p>\n<\/li>\n<li>\n<p>rsec\/s \u548c wsec\/s \u90fd\u63a5\u8fd10&#xff0c;\u8bf4\u660e\u78c1\u76d8\u5df2\u201c\u762b\u75ea\u201d\u3002<\/p>\n<\/li>\n<\/ul>\n<p>2.2 \u67e5\u770b\u7cfb\u7edf\u65e5\u5fd7<\/p>\n<p> dmesg\u00a0| grep -i\u00a0error<\/p>\n<p>\u53d1\u73b0\u5927\u91cf\u7c7b\u4f3c\u9519\u8bef&#xff1a;<\/p>\n<p> Buffer\u00a0I\/O error\u00a0on\u00a0dev sdb1, logical block\u00a012345678sd\u00a02:0:0:0:\u00a0[sdb] FAILED Result: hostbyte&#061;DID_OK driverbyte&#061;DRIVER_TIMEOUT<\/p>\n<p>\u00a0\u6b64\u9519\u8bef\u5df2\u660e\u786e\u6307\u51fa&#xff1a;\u7269\u7406\u78c1\u76d8\u6216\u63a7\u5236\u5668\u6545\u969c&#xff01;<\/p>\n<p>2.3 \u68c0\u67e5\u6302\u8f7d\u70b9<\/p>\n<p> df\u00a0-h \/data<\/p>\n<p>\u6267\u884c\u4ee5\u4e0a\u547d\u4ee4\u65f6\u76f4\u63a5\u5361\u4e86&#xff0c;\u7ed3\u679c\u663e\u793a \/data \u5df2\u7ecf\u65e0\u6cd5\u8bfb\u5199&#xff0c;\u7136\u540e\u53d1\u73b0\u8d1f\u8f7d\u8fdb\u4e00\u6b65&#043;1\u3002\u4f46\u56e0\u4e3a\u662f\u975e\u6838\u5fc3\u4e1a\u52a1\u76ee\u5f55&#xff08;\u539f\u5e94\u7528\u5df2\u8fc1\u79fb&#xff09;&#xff0c;\u6240\u4ee5\u4e0d\u5f71\u54cd\u4e3b\u6d41\u7a0b\u3002<\/p>\n<p>2.4 \u4e3a\u4ec0\u4e48\u4e1a\u52a1\u4e0d\u5361&#xff1f;<\/p>\n<p>\u5c3d\u7ba1 Load \u8d85 200&#xff0c;\u4f46\u4e1a\u52a1\u4f9d\u7136\u6d41\u7545&#xff0c;\u539f\u56e0\u5982\u4e0b&#xff1a;<\/p>\n<table>\n<tr>\u56e0\u7d20\u5206\u6790<\/tr>\n<tbody>\n<tr>\n<td>\u6838\u5fc3\u670d\u52a1<\/td>\n<td>\u8fd0\u884c\u5728\u7cfb\u7edf\u76d8\/\u4e0a,I\/O\u6b63\u5e38<\/td>\n<\/tr>\n<tr>\n<td>\u7528\u6237\u8bf7\u6c42\u8def\u5f84<\/td>\n<td>\u4e0d\u7ecf\u8fc7\u6545\u969c\u78c1\u76d8<\/td>\n<\/tr>\n<tr>\n<td>\u6545\u969c\u78c1\u76d8\u7528\u9014<\/td>\n<td>\u7528\u4e8e\u65e5\u5fd7\u5f52\u6863\u3001\u5907\u4efd\u3001\u51b7\u6570\u636e\u5b58\u50a8\u7b49\u975e\u5b9e\u65f6\u4efb\u52a1<\/td>\n<\/tr>\n<tr>\n<td>\u5361\u4f4f\u7684\u8fdb\u7a0b<\/td>\n<td>\u591a\u4e3a\u540e\u53f0\u76d1\u63a7\u811a\u672c\u3001\u5b9a\u65f6\u4efb\u52a1&#xff0c;\u4e0d\u53c2\u4e0e\u4e3b\u7ebf\u7a0b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u56e0\u6b64&#xff0c;\u867d\u7136\u7cfb\u7edf\u6574\u4f53\u8d1f\u8f7d\u865a\u9ad8&#xff0c;\u4f46\u771f\u6b63\u5f71\u54cd\u7528\u6237\u4f53\u9a8c\u7684\u90e8\u5206\u6beb\u53d1\u65e0\u635f\u3002<\/p>\n<p>3. \u00a0\u5982\u4f55\u5e94\u5bf9&#xff1f;\u4e09\u6b65\u89e3\u51b3<\/p>\n<p>3.1 \u7acb\u5373\u5c1d\u8bd5\u5378\u8f7d\u6545\u969c\u8bbe\u5907<\/p>\n<p> umount \/data<\/p>\n<p>\u901a\u5e38\u4f1a\u5931\u8d25&#xff0c;\u663e\u793a\u8bbe\u5907\u6b63\u5fd9\u3002\u6b64\u65f6\u5982\u679c\u5931\u8d25&#xff0c;\u53ef\u5c1d\u8bd5&#xff1a;<\/p>\n<p> echo\u00a01\u00a0&gt;\u00a0\/sys\/block\/sdb\/device\/delete<\/p>\n<p>\u5982\u679c\u8fd8\u662f\u5931\u8d25&#xff0c;\u5219\u9700\u8981\u91cd\u542f\u670d\u52a1\u5668\u3002<\/p>\n<p>3.2 \u00a0\u66f4\u6362\u786c\u76d8\u5e76\u6062\u590d\u6570\u636e<\/p>\n<p>\u90e8\u5206\u60c5\u51b5\u4e0b\u78c1\u76d8\u574f\u5757\u5f15\u8d77\u7684\u5f02\u5e38\u91cd\u542f\u540e\u78c1\u76d8\u53ef\u80fd\u4f1a\u53ef\u7528&#xff0c;\u4f46\u662f\u8fd8\u662f\u5efa\u8bae\u8fdb\u884c\u66f4\u6362\u3002\u5982\u679c\u65e0\u6cd5\u4f7f\u7528\u5219\u5fc5\u987b\u66f4\u6362\u786c\u76d8&#xff0c;\u5927\u6982\u66f4\u6362\u53ca\u6062\u590d\u7684\u6b65\u9aa4\u5982\u4e0b&#xff1a;<\/p>\n<li>\n<p style=\"text-align: left\">\u66f4\u6362\u7269\u7406\u78c1\u76d8<\/p>\n<\/li>\n<li>\n<p style=\"text-align: left\">\u91cd\u65b0\u6302\u8f7d\u5e76\u4fee\u590d\u6587\u4ef6\u7cfb\u7edf<\/p>\n<\/li>\n<li>\n<p style=\"text-align: left\">\u82e5\u6709\u5907\u4efd&#xff0c;\u540c\u6b65\u6570\u636e<\/p>\n<\/li>\n<p style=\"text-align:left\">\u5173\u4e8e\u5982\u4f55\u6302\u8f7d\u65b0\u76d8&#xff0c;\u53ef\u4ee5\u67e5\u770b\u5386\u53f2\u6587\u7ae0<\/p>\n<p>\u5723\u8bde\u5feb\u4e50&#xff01;\u5b66\u70b9Linux\u5c0f\u6280\u80fd<\/p>\n<p>\u624b\u628a\u624b\u6559\u4f60\u7528fdisk\u4e3a\u786c\u76d8\u5206\u533a<\/p>\n<p>3.3 \u52a0\u5f3a\u76d1\u63a7\u4e0e\u544a\u8b66<\/p>\n<p>\u8fd9\u79cd\u60c5\u51b5\u6211\u5df2\u7ecf\u7ecf\u5386\u8fc7\u591a\u6b21&#xff0c;\u5927\u90e8\u5206\u90fd\u662f\u56e0\u4e3a\u78c1\u76d8\u6545\u969c\u5bfc\u81f4&#xff1b;\u4e5f\u6709\u4e00\u79cd\u60c5\u51b5\u662f\u6302\u5728\u4e86NFS\u786c\u76d8&#xff0c;\u4f46\u662f\u56e0\u67d0\u4e2a\u65f6\u95f4\u6bb5\u5185\u7f51\u7edc\u6296\u52a8\u5f15\u8d77\u3002\u56e0\u6b64\u4e3a\u4e86\u63d0\u524d\u611f\u77e5\u5f02\u5e38\u53ca\u5feb\u901f\u5b9a\u4f4d\u95ee\u9898&#xff0c;\u5efa\u8bae\u505a\u597d\u4ee5\u4e0b\u5de5\u4f5c&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u76d1\u63a7\u5404\u78c1\u76d8\u7684 await\u3001%util<\/p>\n<\/li>\n<li>\n<p>\u8bbe\u7f6eD\u72b6\u6001\u8fdb\u7a0b\u6570\u91cf\u9608\u503c\u544a\u8b66<\/p>\n<\/li>\n<li>\n<p>\u5bf9\u975e\u6838\u5fc3\u5b58\u50a8\u8bbe\u7f6e\u8d85\u65f6\u7194\u65ad\u673a\u5236<\/p>\n<\/li>\n<\/ul>\n<p>4. \u7ed3\u8bed<\/p>\n<p>\u8fd0\u7ef4\u7684\u672c\u8d28&#xff0c;\u662f\u900f\u8fc7\u73b0\u8c61\u770b\u672c\u8d28\u3002\u5c31\u50cf\u672c\u6b21\u7684\u73b0\u8c61&#xff0c;\u770b\u4f3c\u201c\u707e\u96be\u7ea7\u201d\u7684\u8d1f\u8f7d\u544a\u8b66&#xff0c;\u53ef\u80fd\u53ea\u662f\u4e00\u4e2a\u574f\u6389\u7684\u78c1\u76d8\u5728\u80cc\u540e\u641e\u9b3c\u3002\u4e0b\u6b21\u5f53\u4f60\u770b\u5230\u201c8\u6838\u673a\u5668\u8d1f\u8f7d 200&#043;\u201d&#xff0c;\u522b\u6025\u7740\u6269\u5bb9\u3001\u91cd\u542f\u3001\u62a5\u8b66&#xff0c;\u5148\u95ee\u4e00\u53e5&#xff1a;\u201c\u6709\u6ca1\u6709\u54ea\u4e2a\u78c1\u76d8&#xff0c;\u6b63\u5728\u9ed8\u9ed8\u2018\u5361\u6b7b\u2019\u6240\u6709\u8fdb\u7a0b&#xff1f;\u201d<\/p>\n<p>\u5173\u4e8eLOAD\u7684\u6280\u672f\u518d\u6b21\u5c0f\u7ed3\u4e00\u4e0b&#xff0c;\u6838\u5fc3\u8bb0\u4f4f\u5982\u4e0b\u5217\u8868\u5185\u5bb9&#xff1a;<\/p>\n<table>\n<tr>\u6307\u6807\u542b\u4e49\u662f\u5426\u53ef\u4fe1<\/tr>\n<tbody>\n<tr>\n<td>Load Average<\/td>\n<td>\u7b49\u5f85\u6216\u8fd0\u884c\u7684\u8fdb\u7a0b\u603b\u6570<\/td>\n<td>\u26a0\ufe0f \u6613\u53d7 D \u72b6\u6001\u5f71\u54cd<\/td>\n<\/tr>\n<tr>\n<td>CPU \u4f7f\u7528\u7387<\/td>\n<td>\u5b9e\u9645\u6d88\u8017 CPU \u7684\u767e\u5206\u6bd4<\/td>\n<td>\u2705 \u53ef\u9760<\/td>\n<\/tr>\n<tr>\n<td>IO Wait<\/td>\n<td>CPU\u7b49\u5f85I\/O\u7684\u65f6\u95f4<\/td>\n<td>\u274c \u4e0d\u5b8c\u6574&#xff08;\u5ffd\u7565 D \u72b6\u6001&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>\n<p>D \u72b6\u6001\u8fdb\u7a0b<\/p>\n<\/td>\n<td>\u4e0d\u53ef\u4e2d\u65ad\u7761\u7720&#xff0c;\u901a\u5e38\u5728\u7b49 I\/O<\/td>\n<td>\u2705 \u5173\u952e\u7ebf\u7d22<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8bb0\u4f4f\u4e00\u53e5\u8bdd&#xff1a;\u5f53 Load \u5f02\u5e38\u9ad8&#xff0c;\u4f46 CPU \u4f7f\u7528\u7387\u4f4e\u65f6&#xff0c;\u4f18\u5148\u68c0\u67e5\u78c1\u76d8\u548c I\/O \u72b6\u6001&#xff01;<\/p>\n<p>#Linux\u00a0\u00a0#\u8fd0\u7ef4\u00a0\u00a0#\u6027\u80fd\u5206\u6790\u00a0\u00a0#LoadAverage\u00a0#\u78c1\u76d8\u6545\u969c\u00a0#SRE\u00a0#top\u547d\u4ee4\u00a0#D\u72b6\u6001\u00a0#\u6570\u636e\u5e93\u670d\u52a1\u5668<\/p>\n<p style=\"text-align: justify\">\u5173\u4e8e\u6570\u636e\u5e93\u3001\u670d\u52a1\u5668\u53ca\u65e5\u5e38\u8fd0\u7ef4\u4e2d\u4f60\u6709\u6ca1\u6709\u9047\u5230\u76f8\u5173\u7684\u201c\u8be1\u5f02\u201d\u7684\u95ee\u9898&#xff0c;\u53ef\u4ee5\u5728\u7559\u8a00\u533a\u7559\u8a00\u4ea4\u6d41&#xff0c;\u4e5f\u6b22\u8fce\u70b9\u8d5e\u3001\u8f6c\u53d1&#xff0c;\u7ed9\u66f4\u591a\u9700\u8981\u7684\u670b\u53cb\u4eec\u770b\u5230\u6b64\u6587\u7ae0\u3002<\/p>\n<p style=\"text-align: justify\">\u5982\u679c\u6709\u5173\u4e8e\u6570\u636e\u5e93\u3001\u8fd0\u7ef4\u3001\u5927\u6570\u636e\u76f8\u5173\u95ee\u9898&#xff0c;\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u5fae\u4fe1\u516c\u4f17\u53f7\u201c\u6570\u636e\u5e93\u5e72\u8d27\u94fa\u201d\u8fdb\u884c\u4ea4\u6d41\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f60\u6709\u6ca1\u6709\u9047\u5230\u8fd9\u6837\u4e00\u523b&#xff1a;\u8b66\u62a5\u9aa4\u54cd&#xff0c;\u8d1f\u8f7d\u66f2\u7ebf\u98d9\u5347\u81f3\u4ee4\u4eba\u60ca\u6050\u7684209\u3002\u4f60\u8fdc\u7a0b\u767b\u5f55&#xff0c;\u5374\u53d1\u73b0\u7cfb\u7edf\u54cd\u5e94\u5982\u5e38&#xff0c;top\u663e\u793aCPU\u7adf\u670988.7%\u5728\u5077\u61d2&#xff0c;\u78c1\u76d8\u66f4\u662f\u6e05\u95f2\u5f97\u53d1\u614c\u3002\u8fd9\u8be1\u5f02\u7684\u573a\u666f&#xff0c;\u662f\u76d1\u63a7\u8bef\u62a5&#xff0c;\u8fd8\u662f\u7cfb\u7edf\u5373\u5c06\u5d29\u6e83\u7684\u5b81\u9759\u524d\u591c&#xff1f;\u5728\u65e5\u5e38\u8fd0\u7ef4\u4e2d&#xff0c;\u6211\u4eec\u5e38\u5e38\u4f1a\u4f9d\u8d56\u4e00\u4e9b\u7ecf\u5178\u6307\u6807\u6765\u5224\u65ad\u670d\u52a1\u5668\u5065\u5eb7\u72b6\u51b5\u2014\u2014\u6bd4\u5982 CPU \u4f7f\u7528\u7387\u3001\u5185\u5b58\u5360\u7528\u3001\u78c1\u76d8 IO\u3001\u7f51\u7edc\u6d41\u91cf&#xff0c;\u4ee5\u53ca CPU <\/p>\n","protected":false},"author":2,"featured_media":64672,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[323,100,43,78,44],"topic":[],"class_list":["post-64673","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-323","tag-100","tag-43","tag-78","tag-44"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u3010\u771f\u5b9e\u6848\u4f8b\u89e3\u5bc6\u30118\u6838CPU\u7684\u6570\u636e\u5e93\u76d1\u63a7\u670d\u52a1\u5668\u8d1f\u8f7d\u98d9\u5230200+\uff0c\u7cfb\u7edf\u5374\u4e0d\u5361\uff1f\u63ed\u79d8\u4e00\u4e2a\u201c\u5047\u9ad8\u8d1f\u8f7d\u201d\u7684\u7ebf\u4e0a\u5947\u6848 - \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\/64673.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u3010\u771f\u5b9e\u6848\u4f8b\u89e3\u5bc6\u30118\u6838CPU\u7684\u6570\u636e\u5e93\u76d1\u63a7\u670d\u52a1\u5668\u8d1f\u8f7d\u98d9\u5230200+\uff0c\u7cfb\u7edf\u5374\u4e0d\u5361\uff1f\u63ed\u79d8\u4e00\u4e2a\u201c\u5047\u9ad8\u8d1f\u8f7d\u201d\u7684\u7ebf\u4e0a\u5947\u6848 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u4f60\u6709\u6ca1\u6709\u9047\u5230\u8fd9\u6837\u4e00\u523b&#xff1a;\u8b66\u62a5\u9aa4\u54cd&#xff0c;\u8d1f\u8f7d\u66f2\u7ebf\u98d9\u5347\u81f3\u4ee4\u4eba\u60ca\u6050\u7684209\u3002\u4f60\u8fdc\u7a0b\u767b\u5f55&#xff0c;\u5374\u53d1\u73b0\u7cfb\u7edf\u54cd\u5e94\u5982\u5e38&#xff0c;top\u663e\u793aCPU\u7adf\u670988.7%\u5728\u5077\u61d2&#xff0c;\u78c1\u76d8\u66f4\u662f\u6e05\u95f2\u5f97\u53d1\u614c\u3002\u8fd9\u8be1\u5f02\u7684\u573a\u666f&#xff0c;\u662f\u76d1\u63a7\u8bef\u62a5&#xff0c;\u8fd8\u662f\u7cfb\u7edf\u5373\u5c06\u5d29\u6e83\u7684\u5b81\u9759\u524d\u591c&#xff1f;\u5728\u65e5\u5e38\u8fd0\u7ef4\u4e2d&#xff0c;\u6211\u4eec\u5e38\u5e38\u4f1a\u4f9d\u8d56\u4e00\u4e9b\u7ecf\u5178\u6307\u6807\u6765\u5224\u65ad\u670d\u52a1\u5668\u5065\u5eb7\u72b6\u51b5\u2014\u2014\u6bd4\u5982 CPU \u4f7f\u7528\u7387\u3001\u5185\u5b58\u5360\u7528\u3001\u78c1\u76d8 IO\u3001\u7f51\u7edc\u6d41\u91cf&#xff0c;\u4ee5\u53ca CPU\" \/>\n<meta property=\"og:url\" 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