{"id":59812,"date":"2026-01-14T14:41:44","date_gmt":"2026-01-14T06:41:44","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/59812.html"},"modified":"2026-01-14T14:41:44","modified_gmt":"2026-01-14T06:41:44","slug":"%e5%b7%a5%e4%bd%9c%e7%bb%8f%e9%aa%8c%e6%9c%8d%e5%8a%a1%e5%99%a8cpu%e7%88%86%e8%a1%a8%e6%95%91%e7%81%ab%e8%ae%b0%ef%bc%9a%e4%bb%8e99%e8%b4%9f%e8%bd%bd%e5%88%b0%e9%97%ae%e9%a2%98%e6%a0%b9%e6%b2%bb","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/59812.html","title":{"rendered":"[\u5de5\u4f5c\u7ecf\u9a8c]\u670d\u52a1\u5668CPU\u7206\u8868\u6551\u706b\u8bb0\uff1a\u4ece99%\u8d1f\u8f7d\u5230\u95ee\u9898\u6839\u6cbb\u7684\u5b8c\u6574\u5b9e\u6218"},"content":{"rendered":"<h3>\u95ee\u9898\u622a\u56fe<\/h3>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260114064139-69673aa3904fa.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><br \/>\n<img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260114064139-69673aa3baf44.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><br \/>\n<img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260114064140-69673aa4c53de.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><br \/>\n<img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260114064141-69673aa56ee32.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260114064142-69673aa64d644.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h3>\u60ca\u9b42\u4e00\u523b&#xff1a;CPU\u4f7f\u7528\u7387\u5982\u8fc7\u5c71\u8f66<\/h3>\n<p>\u5468\u65e5\u665a\u4e0a21\u70b9&#xff0c;\u6b63\u51c6\u5907\u8eba\u5e73\u8ffd\u5267&#xff0c;\u624b\u673a\u7a81\u7136\u54cd\u8d77\u670d\u52a1\u5668\u544a\u8b66&#xff1a;CPU\u4f7f\u7528\u738799%&#xff01;<\/p>\n<p>\u6253\u5f00\u76d1\u63a7\u9762\u677f\u4e00\u770b&#xff0c;\u597d\u5bb6\u4f19&#xff0c;CPU\u66f2\u7ebf\u50cf\u8fc7\u5c71\u8f66\u4e00\u6837&#xff0c;88\u5ea6\u7684\u9661\u5ced\u5c71\u5761\u76f4\u51b2\u4e91\u9704\u3002\u4f5c\u4e3a\u4e00\u4e2a\u6709\u7740\u4e30\u5bcc&#034;\u6551\u706b&#034;\u7ecf\u9a8c\u7684\u7a0b\u5e8f\u5458&#xff0c;\u6211\u7acb\u523b\u610f\u8bc6\u5230&#xff1a;\u8fd9\u4e0d\u662f\u6b63\u5e38\u7684\u4e1a\u52a1\u9ad8\u5cf0&#xff0c;\u80af\u5b9a\u51fa\u4e8b\u4e86&#xff01;<\/p>\n<p>![CPU\u76d1\u63a7\u56fe\u793a\u610f]<\/p>\n<h3>\u7b2c\u4e00\u6b65&#xff1a;\u706b\u901f\u5b9a\u4f4d\u95ee\u9898\u8fdb\u7a0b<\/h3>\n<p>\u767b\u5f55\u670d\u52a1\u5668&#xff0c;\u7b2c\u4e00\u65f6\u95f4\u67e5\u770b\u8fdb\u7a0b\u72b6\u6001&#xff1a;<\/p>\n<p><span class=\"token function\">top<\/span><\/p>\n<p>\u6620\u5165\u773c\u5e18\u7684\u662f\u89e6\u76ee\u60ca\u5fc3\u7684\u6570\u636e&#xff1a;<\/p>\n<ul>\n<li>PID 126970 \u7684 httpd \u8fdb\u7a0b&#xff0c;CPU\u5360\u7528 99%<\/li>\n<li>\u542f\u52a8\u7528\u6237&#xff1a;root<\/li>\n<li>\u5176\u4ed6\u51e0\u4e2a httpd \u5b50\u8fdb\u7a0b\u4e5f\u5728\u75af\u72c2\u5403CPU<\/li>\n<\/ul>\n<p>\u8fd9\u660e\u663e\u4e0d\u6b63\u5e38&#xff01;\u6b63\u5e38\u60c5\u51b5\u4e0b&#xff0c;Apache\u5b50\u8fdb\u7a0b\u5e94\u8be5\u662fwww\u7528\u6237\u542f\u52a8&#xff0c;\u800c\u4e14\u4e0d\u4f1a\u6709\u8fd9\u4e48\u9ad8\u7684CPU\u5360\u7528\u3002<\/p>\n<h3>\u7b2c\u4e8c\u6b65&#xff1a;\u6df1\u6316\u65e5\u5fd7\u627e\u771f\u51f6<\/h3>\n<p>\u4f5c\u4e3a\u8fd0\u7ef4\u8001\u53f8\u673a&#xff0c;\u6211\u77e5\u9053\u65e5\u5fd7\u662f\u6700\u597d\u7684\u7ebf\u7d22\u3002\u7acb\u523b\u67e5\u770bApache\u9519\u8bef\u65e5\u5fd7&#xff1a;<\/p>\n<p><span class=\"token function\">tail<\/span> -50 \/www\/wwwlogs\/error_log<\/p>\n<p>\u5173\u952e\u53d1\u73b0&#xff1a;<\/p>\n<li>\u9891\u7e41\u7684\u6bb5\u9519\u8bef&#xff1a;<\/li>\n<p>[core:notice] child pid 63026 exit signal Segmentation fault (11)<\/p>\n<li>\u6076\u610f\u653b\u51fb\u8bf7\u6c42&#xff1a;<\/li>\n<p>[core:error] [client 185.131.53.100:56336] AH10244: invalid URI path<br \/>\n(\/cgi-bin\/.%2e\/.%2e\/.%2e\/.%2e\/.%2e\/.%2e\/.%2e\/.%2e\/.%2e\/.%2e\/bin\/sh)<\/p>\n<li>\u8fdb\u7a0b\u5f02\u5e38\u91cd\u542f&#xff1a;<\/li>\n<p>[mpm_event:warn] AH00488: long lost child came home! (pid 56486)<\/p>\n<p>\u771f\u76f8\u5927\u767d&#xff01; \u8fd9\u662f\u5178\u578b\u7684\u76ee\u5f55\u904d\u5386\u653b\u51fb&#xff0c;\u653b\u51fb\u8005\u8bd5\u56fe\u901a\u8fc7..\/\u8df3\u8f6c\u5230\u7cfb\u7edf\u6839\u76ee\u5f55\u6267\u884c\u6076\u610f\u547d\u4ee4\u3002<\/p>\n<h3>\u7b2c\u4e09\u6b65&#xff1a;\u7d27\u6025\u6b62\u8840<\/h3>\n<h4>3.1 \u7acb\u5373\u5c01\u7981\u653b\u51fbIP<\/h4>\n<p>\u4ece\u65e5\u5fd7\u4e2d\u63d0\u53d6\u5230\u51e0\u4e2a\u9891\u7e41\u653b\u51fb\u7684IP&#xff1a;<\/p>\n<ul>\n<li>185.131.53.100<\/li>\n<li>185.242.226.74<\/li>\n<li>47.237.177.222<\/li>\n<\/ul>\n<p><span class=\"token comment\"># \u7acb\u5373\u5c01\u7981<\/span><br \/>\niptables -I INPUT -s <span class=\"token number\">185.131<\/span>.53.100 -j DROP<br \/>\niptables -I INPUT -s <span class=\"token number\">185.242<\/span>.226.74 -j DROP<br \/>\niptables -I INPUT -s <span class=\"token number\">47.237<\/span>.177.222 -j DROP<\/p>\n<p><span class=\"token comment\"># \u4fdd\u5b58\u89c4\u5219<\/span><br \/>\n<span class=\"token function\">service<\/span> iptables save<\/p>\n<h4>3.2 \u91cd\u542fApache\u670d\u52a1<\/h4>\n<p><span class=\"token comment\"># \u6740\u6b7b\u5f02\u5e38\u8fdb\u7a0b<\/span><br \/>\n<span class=\"token function\">kill<\/span> -9 <span class=\"token number\">126970<\/span><\/p>\n<p><span class=\"token comment\"># \u91cd\u542f\u670d\u52a1<\/span><br \/>\nsystemctl restart httpd<\/p>\n<p>\u6548\u679c\u7acb\u7aff\u89c1\u5f71&#xff01; CPU\u4f7f\u7528\u7387\u77ac\u95f4\u4ece99%\u964d\u5230\u6b63\u5e38\u6c34\u5e73\u3002<\/p>\n<h3>\u7b2c\u56db\u6b65&#xff1a;\u6839\u6cbb\u95ee\u9898 &#8211; \u52a0\u56fa\u9632\u62a4<\/h3>\n<p>\u5149\u662f\u4e34\u65f6\u6b62\u8840\u8fd8\u4e0d\u591f&#xff0c;\u5fc5\u987b\u4ece\u6839\u672c\u4e0a\u89e3\u51b3\u5b89\u5168\u9690\u60a3\u3002<\/p>\n<h4>4.1 Apache\u5b89\u5168\u914d\u7f6e<\/h4>\n<p>\u7f16\u8f91Apache\u4e3b\u914d\u7f6e\u6587\u4ef6&#xff1a;<\/p>\n<p><span class=\"token function\">vi<\/span> \/www\/server\/apache\/conf\/httpd.conf<\/p>\n<p>\u6dfb\u52a0\u5173\u952e\u5b89\u5168\u89c4\u5219&#xff1a;<\/p>\n<p># \u9632\u6b62\u76ee\u5f55\u904d\u5386\u653b\u51fb<br \/>\n&lt;Directory \/&gt;<br \/>\n    AllowOverride None<br \/>\n    Require all denied<br \/>\n&lt;\/Directory&gt;<\/p>\n<p># \u7981\u7528\u5371\u9669\u76ee\u5f55<br \/>\n&lt;LocationMatch &#034;\/(cgi-bin|bin|etc|tmp)\/&#034;&gt;<br \/>\n    Require all denied<br \/>\n&lt;\/LocationMatch&gt;<\/p>\n<p># \u963b\u6b62\u5e38\u89c1\u653b\u51fb\u6a21\u5f0f<br \/>\n&lt;LocationMatch &#034;\\\\.\\\\.|%2e%2e|%252e|%%32%65&#034;&gt;<br \/>\n    Require all denied<br \/>\n&lt;\/LocationMatch&gt;<\/p>\n<p># \u4f18\u5316\u8fdb\u7a0b\u914d\u7f6e&#xff0c;\u9632\u6b62\u8d44\u6e90\u8017\u5c3d<br \/>\nStartServers 3<br \/>\nMinSpareServers 3<br \/>\nMaxSpareServers 10<br \/>\nServerLimit 16<br \/>\nMaxRequestWorkers 400<br \/>\nThreadsPerChild 25<\/p>\n<p>\u26a0\ufe0f \u91cd\u8981\u63d0\u9192&#xff1a; \u8fd9\u91cc\u7684\u8fdb\u7a0b\u914d\u7f6e\u662f\u5e94\u6025\u5904\u7406\u63aa\u65bd&#xff0c;\u53ef\u4ee5\u6682\u65f6\u8fd9\u4e48\u914d\u7f6e\u9632\u6b62\u8d44\u6e90\u8017\u5c3d\u3002\u4e8b\u540e\u7b49\u9632\u706b\u5899\u914d\u7f6e\u597d\u4e86&#xff0c;\u53ef\u4ee5\u6062\u590d\u4e00\u5f00\u59cb\u7684\u914d\u7f6e&#xff0c;\u4ee5\u83b7\u5f97\u66f4\u597d\u7684\u6027\u80fd\u8868\u73b0\u3002<\/p>\n<h4>4.2 \u5b9d\u5854\u9762\u677f\u5b89\u5168\u8bbe\u7f6e<\/h4>\n<li>\u5f00\u542fCC\u9632\u62a4&#xff1a;\u7f51\u7ad9 \u2192 \u9632\u706b\u5899 \u2192 \u5f00\u542fCC\u9632\u62a4<\/li>\n<li>\u9650\u5236\u8fde\u63a5\u6570&#xff1a;\u8bbe\u7f6e\u5355IP\u6700\u5927\u8fde\u63a5\u6570<\/li>\n<li>\u5f00\u542fWAF&#xff1a;\u62e6\u622aSQL\u6ce8\u5165\u3001XSS\u7b49\u653b\u51fb<\/li>\n<h4>4.3 HTTPS\u5b89\u5168\u52a0\u56fa<\/h4>\n<p>\u5982\u679c\u4f7f\u7528\u5b9d\u5854\u914d\u7f6eHTTPS&#xff0c;\u5efa\u8bae\u8fdb\u884c\u4ee5\u4e0b\u52a0\u5bc6\u4f18\u5316&#xff1a;<\/p>\n<p># SSL\u5b89\u5168\u914d\u7f6e<br \/>\nSSLProtocol all -SSLv2 -SSLv3 -TLSv1 -TLSv1.1<br \/>\nSSLCipherSuite ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256<br \/>\nSSLHonorCipherOrder on<br \/>\nSSLCompression off<\/p>\n<h3>\u7b2c\u4e94\u6b65&#xff1a;\u76d1\u63a7\u9a8c\u8bc1<\/h3>\n<p>\u914d\u7f6e\u5b8c\u6210\u540e&#xff0c;\u6301\u7eed\u89c2\u5bdf&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u5b9e\u65f6\u76d1\u63a7\u9519\u8bef\u65e5\u5fd7<\/span><br \/>\n<span class=\"token function\">tail<\/span> -f \/www\/wwwlogs\/error_log<\/p>\n<p><span class=\"token comment\"># \u76d1\u63a7CPU\u4f7f\u7528\u7387<\/span><br \/>\n<span class=\"token function\">top<\/span><\/p>\n<p><span class=\"token comment\"># \u68c0\u67e5\u8fde\u63a5\u6570<\/span><br \/>\n<span class=\"token function\">netstat<\/span> -an <span class=\"token operator\">|<\/span> <span class=\"token function\">grep<\/span> :80 <span class=\"token operator\">|<\/span> <span class=\"token function\">wc<\/span> -l<\/p>\n<p>\u7ed3\u679c&#xff1a; CPU\u4f7f\u7528\u7387\u7a33\u5b9a\u57285%\u4ee5\u4e0b&#xff0c;\u65e0\u5f02\u5e38\u65e5\u5fd7\u4ea7\u751f\u3002<\/p>\n<h3>\u590d\u76d8\u603b\u7ed3&#xff1a;\u7ecf\u9a8c\u6559\u8bad<\/h3>\n<h4>\u95ee\u9898\u6839\u56e0\u5206\u6790<\/h4>\n<li>\u5b89\u5168\u914d\u7f6e\u7f3a\u5931&#xff1a;Apache\u9ed8\u8ba4\u914d\u7f6e\u5bf9\u76ee\u5f55\u904d\u5386\u653b\u51fb\u9632\u62a4\u4e0d\u8db3<\/li>\n<li>\u76d1\u63a7\u4e0d\u5230\u4f4d&#xff1a;\u672a\u53ca\u65f6\u53d1\u73b0\u5f02\u5e38\u8bbf\u95ee\u6a21\u5f0f<\/li>\n<li>\u5e94\u6025\u54cd\u5e94\u6ede\u540e&#xff1a;\u544a\u8b66\u540e\u5904\u7406\u65f6\u95f4\u8fc7\u957f<\/li>\n<h4>\u6700\u4f73\u5b9e\u8df5\u5efa\u8bae<\/h4>\n<p>&#x1f525; \u5e94\u6025\u5904\u7406\u4e09\u677f\u65a7&#xff1a;<\/p>\n<li>\u5b9a\u4f4d\u8fdb\u7a0b&#xff1a;top &#043; ps \u5feb\u901f\u627e\u5230\u5f02\u5e38\u8fdb\u7a0b<\/li>\n<li>\u5206\u6790\u65e5\u5fd7&#xff1a;\u9519\u8bef\u65e5\u5fd7\u662f\u6700\u597d\u7684\u7ebf\u7d22<\/li>\n<li>\u7acb\u5373\u6b62\u8840&#xff1a;\u5c01IP &#043; \u91cd\u542f\u670d\u52a1<\/li>\n<p>&#x1f6e1;\ufe0f \u9884\u9632\u63aa\u65bd\u4e94\u8981\u7d20&#xff1a;<\/p>\n<li>\u6700\u5c0f\u6743\u9650\u539f\u5219&#xff1a;\u7981\u7528\u4e0d\u9700\u8981\u7684\u76ee\u5f55\u548c\u529f\u80fd<\/li>\n<li>\u8f93\u5165\u9a8c\u8bc1&#xff1a;\u4e25\u683c\u9a8c\u8bc1\u6240\u6709\u7528\u6237\u8f93\u5165<\/li>\n<li>\u5b9e\u65f6\u76d1\u63a7&#xff1a;\u8bbe\u7f6eCPU\u3001\u5185\u5b58\u3001\u8fde\u63a5\u6570\u544a\u8b66<\/li>\n<li>\u5b9a\u671f\u5de1\u68c0&#xff1a;\u6bcf\u5468\u68c0\u67e5\u8bbf\u95ee\u65e5\u5fd7\u5f02\u5e38<\/li>\n<li>\u5b89\u5168\u66f4\u65b0&#xff1a;\u53ca\u65f6\u66f4\u65b0\u7cfb\u7edf\u548c\u8f6f\u4ef6\u7248\u672c<\/li>\n<p>&#x1f310; \u67b6\u6784\u5b89\u5168\u5efa\u8bae&#xff1a;<\/p>\n<li>\n<p>DNS\u5b89\u5168\u89e3\u6790&#xff1a;\u63a8\u8350\u4f7f\u7528\u5b89\u5168\u7684DNS\u89e3\u6790\u670d\u52a1&#xff0c;\u5982CloudFlare DNS (1.1.1.1) \u6216\u963f\u91cc\u4e91DNS&#xff0c;\u907f\u514dDNS\u52ab\u6301\u548c\u6c61\u67d3<\/p>\n<\/li>\n<li>\n<p>CDN\u5fc5\u4e0d\u53ef\u5c11&#xff1a;\u5f3a\u70c8\u5efa\u8bae\u6240\u6709\u670d\u52a1\u90fd\u8981\u90e8\u7f72CDN&#xff01;\u54ea\u6015\u662f\u518d\u4fbf\u5b9c\u7684CDN\u4e5f\u8981\u4e0a&#xff0c;\u8d77\u7801\u80fd\u9690\u85cf\u771f\u5b9eIP&#xff0c;\u9632\u6b62\u653b\u51fb\u8005\u76f4\u63a5\u6253\u4f60\u7684\u771f\u5b9e\u670d\u52a1\u5668\u3002\u63a8\u8350&#xff1a;<\/p>\n<ul>\n<li>\u56fd\u5185&#xff1a;\u963f\u91cc\u4e91CDN\u3001\u817e\u8baf\u4e91CDN<\/li>\n<li>\u56fd\u5916&#xff1a;CloudFlare\u3001AWS CloudFront<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u591a\u5c42\u9632\u62a4&#xff1a;CDN &#043; WAF &#043; \u670d\u52a1\u5668\u9632\u706b\u5899&#xff0c;\u6784\u5efa\u7acb\u4f53\u9632\u5fa1\u4f53\u7cfb<\/p>\n<\/li>\n<h4>\u5de5\u5177\u63a8\u8350<\/h4>\n<ul>\n<li>\u76d1\u63a7\u5de5\u5177&#xff1a;Zabbix\u3001Prometheus &#043; 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