{"id":62767,"date":"2025-04-29T10:56:45","date_gmt":"2025-04-29T02:56:45","guid":{"rendered":"https:\/\/fwq.ai\/blog\/62767\/"},"modified":"2025-04-29T10:56:45","modified_gmt":"2025-04-29T02:56:45","slug":"%e5%a6%82%e4%bd%95%e8%bf%9b%e8%a1%8clinux%e7%b3%bb%e7%bb%9f%e7%9a%84%e5%ae%b9%e9%87%8f%e8%a7%84%e5%88%92%e5%92%8c%e8%b5%84%e6%ba%90%e7%ae%a1%e7%90%86-3","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/62767\/","title":{"rendered":"\u5982\u4f55\u8fdb\u884cLinux\u7cfb\u7edf\u7684\u5bb9\u91cf\u89c4\u5212\u548c\u8d44\u6e90\u7ba1\u7406"},"content":{"rendered":"

\"\u5982\u4f55\u8fdb\u884cLinux\u7cfb\u7edf\u7684\u5bb9\u91cf\u89c4\u5212\u548c\u8d44\u6e90\u7ba1\u7406\u63d2\u56fe\"<\/p>\n

Linux\u7cfb\u7edf\u7684\u5bb9\u91cf\u89c4\u5212\u548c\u8d44\u6e90\u7ba1\u7406\u662f\u7cfb\u7edf\u7ba1\u7406\u5458\u65e5\u5e38\u5de5\u4f5c\u4e2d\u5fc5\u4e0d\u53ef\u5c11\u7684\u4e00\u90e8\u5206\u3002\u5728\u8fdb\u884c\u5bb9\u91cf\u89c4\u5212\u548c\u8d44\u6e90\u7ba1\u7406\u65f6\uff0c\u9700\u8981\u786e\u5b9a\u7cfb\u7edf\u7684\u5e94\u7528\u7a0b\u5e8f\u548c\u670d\u52a1\u6240\u9700\u7684\u786c\u4ef6\u8d44\u6e90\uff0c\u540c\u65f6\u4fdd\u8bc1\u7cfb\u7edf\u7684\u7a33\u5b9a\u548c\u9ad8\u53ef\u7528\u6027\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u8fdb\u884cLinux\u7cfb\u7edf\u7684\u5bb9\u91cf\u89c4\u5212\u548c\u8d44\u6e90\u7ba1\u7406\uff0c\u5e76\u63d0\u4f9b\u76f8\u5e94\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n

    \n
  1. \u786e\u5b9a\u7cfb\u7edf\u8d44\u6e90\u9700\u6c42<\/li>\n<\/ol>\n

    \u5728\u8fdb\u884c\u5bb9\u91cf\u89c4\u5212\u548c\u8d44\u6e90\u7ba1\u7406\u4e4b\u524d\uff0c\u9700\u8981\u4e86\u89e3\u7cfb\u7edf\u7684\u786c\u4ef6\u914d\u7f6e\u548c\u8fd0\u884c\u73af\u5883\u3002\u8fd9\u5305\u62ecCPU\u3001\u5185\u5b58\u3001\u78c1\u76d8\u548c\u7f51\u7edc\u7b49\u786c\u4ef6\u8d44\u6e90\u7684\u6570\u91cf\u548c\u8d28\u91cf\u7b49\u4fe1\u606f\u3002\u6b64\u5916\uff0c\u8fd8\u9700\u8981\u4e86\u89e3\u7cfb\u7edf\u6240\u8fd0\u884c\u7684\u5e94\u7528\u7a0b\u5e8f\u548c\u670d\u52a1\u7684\u8d44\u6e90\u9700\u6c42\uff0c\u4f8b\u5982CPU\u5360\u7528\u7387\u3001\u5185\u5b58\u4f7f\u7528\u91cf\u3001\u78c1\u76d8\u8bfb\u5199\u901f\u5ea6\u548c\u7f51\u7edc\u5e26\u5bbd\u7b49\u3002<\/p>\n

    \u6700\u597d\u901a\u8fc7\u76d1\u63a7\u548c\u6027\u80fd\u6d4b\u8bd5\u7b49\u5de5\u5177\u6765\u4e86\u89e3\u7cfb\u7edf\u7684\u5b9e\u9645\u8d1f\u8f7d\u60c5\u51b5\u548c\u9884\u6d4b\u672a\u6765\u7684\u8d1f\u8f7d\u60c5\u51b5\u3002\u8fd9\u4e9b\u5de5\u5177\u5c06\u5e2e\u52a9\u7ba1\u7406\u5458\u786e\u5b9aLinux\u7cfb\u7edf\u7684\u5bb9\u91cf\u89c4\u5212\u548c\u8d44\u6e90\u7ba1\u7406\u6240\u9700\u7684\u786c\u4ef6\u8d44\u6e90\u3002<\/p>\n

      \n
    1. \u5bb9\u91cf\u89c4\u5212<\/li>\n<\/ol>\n

      \u5728\u786e\u5b9a\u7cfb\u7edf\u8d44\u6e90\u9700\u6c42\u540e\uff0c\u9700\u8981\u8fdb\u884c\u5bb9\u91cf\u89c4\u5212\uff0c\u4ee5\u786e\u5b9a\u7cfb\u7edf\u9700\u8981\u4f7f\u7528\u7684\u786c\u4ef6\u8d44\u6e90\u7c7b\u578b\u548c\u6570\u91cf\u3002\u5bb9\u91cf\u89c4\u5212\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u5de5\u4f5c\uff0c\u4ed6\u5173\u7cfb\u5230\u7cfb\u7edf\u7684\u6b63\u5e38\u8fd0\u884c\u548c\u53ef\u7528\u6027\u3002<\/p>\n

      \u5bb9\u91cf\u89c4\u5212\u7684\u4e3b\u8981\u76ee\u6807\u662f\u786e\u4fdd\u7cfb\u7edf\u5177\u6709\u8db3\u591f\u7684\u786c\u4ef6\u8d44\u6e90\u6765\u652f\u6301\u5176\u76ee\u6807\u5e94\u7528\u7a0b\u5e8f\u548c\u670d\u52a1\u7684\u9700\u6c42\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u6b63\u5728\u8fd0\u884c\u4e00\u4e2aWeb\u5e94\u7528\u7a0b\u5e8f\uff0c\u60a8\u9700\u8981\u786e\u4fdd\u62e5\u6709\u8db3\u591f\u7684CPU\u53ef\u5904\u7406\u6240\u6709\u8fde\u7eed\u7528\u6237\u8bf7\u6c42\u548c\u8db3\u591f\u7684\u5185\u5b58\u6765\u7f13\u5b58\u6240\u6709Web\u5185\u5bb9\u3002<\/p>\n

      \u4ee5\u4e0b\u662f\u89c4\u5212CPU\u8d44\u6e90\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n

      # \u67e5\u770bCPU\u6838\u5fc3\u6570\u91cf\ncat \/proc\/cpuinfo | grep processor | wc -l\n \n# \u67e5\u770bCPU\u4f7f\u7528\u60c5\u51b5\ntop\n\n# \u52a8\u6001\u67e5\u770b\u6bcf\u4e2a\u8fdb\u7a0b\u7684CPU\u4f7f\u7528\u60c5\u51b5\uff0c\u5e76\u6309\u7167CPU\u4f7f\u7528\u7387\u6392\u5e8f\ntop -bn1 | awk '{if (NR &gt; 7) {print $9}}' | sort -nr | head -n 10<\/pre>\n
        \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
      \u4ee5\u4e0b\u662f\u89c4\u5212\u5185\u5b58\u8d44\u6e90\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n
      # \u67e5\u770b\u5185\u5b58\u4fe1\u606f\nfree -m\n \n# \u67e5\u770b\u6bcf\u4e2a\u8fdb\u7a0b\u7684\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\ntop -o RES -n 1 -b\n\n# \u67e5\u770b\u5df2\u4f7f\u7528\u5185\u5b58\u6700\u591a\u768410\u4e2a\u8fdb\u7a0b\nps aux --sort=-%mem | head -n 11<\/pre>\n
        \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
      \u4ee5\u4e0b\u662f\u89c4\u5212\u78c1\u76d8\u8d44\u6e90\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n
      # \u5217\u51fa\u5f53\u524d\u5de5\u4f5c\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\u548c\u6587\u4ef6\u5939\nls -la\n\n# \u67e5\u770b\u78c1\u76d8\u4f7f\u7528\u60c5\u51b5\ndf -h\n\n# \u67e5\u770b\u6bcf\u4e2a\u8fdb\u7a0b\u7684\u78c1\u76d8IO\u4f7f\u7528\u60c5\u51b5\niotop -o -b\n\n# \u67e5\u770b\u5df2\u7528\u5bb9\u91cf\u6700\u5927\u768410\u4e2a\u6587\u4ef6\/\u6587\u4ef6\u5939\ndu -a | sort -n -r | head -n 11<\/pre>\n
        \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
        \n
      1. \u8d44\u6e90\u7ba1\u7406<\/li>\n<\/ol>\n
        \u5728\u786e\u8ba4\u7cfb\u7edf\u7684\u5bb9\u91cf\u89c4\u5212\u4e4b\u540e\uff0c\u9700\u8981\u91c7\u53d6\u76f8\u5e94\u7684\u8d44\u6e90\u7ba1\u7406\u63aa\u65bd\uff0c\u4ee5\u786e\u4fdd\u7cfb\u7edf\u7684\u53ef\u7528\u6027\u548c\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u5404\u79cd\u9650\u5236\u3001\u76d1\u63a7\u548c\u8b66\u62a5\u5de5\u5177\u7b49\u7b49\u6765\u786e\u4fdd\u7cfb\u7edf\u8d44\u6e90\u7684\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n
        \u4ee5\u4e0b\u662f\u8d44\u6e90\u7ba1\u7406\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n
        # \u8bbe\u7f6e\u6700\u5927\u6587\u4ef6\u6253\u5f00\u6570\u91cf\u9650\u5236\nulimit -n 2048\n\n# \u8bbe\u7f6e\u7cfb\u7edf\u4fdd\u7559\u7aef\u53e3\u6570\u91cf\necho 1024 65535 &gt;\/proc\/sys\/net\/ipv4\/ip_local_port_range\n\n# \u914d\u7f6esyslog\u65e5\u5fd7\u670d\u52a1\u5668\necho \"*.* @10.0.0.1:514\" &gt;&gt; \/etc\/rsyslog.conf\n\n# \u914d\u7f6e\u90ae\u4ef6\u8b66\u62a5\u670d\u52a1\necho \"To: admin@example.com\" &gt;&gt; \/etc\/mail.rc\necho \"Subject: Alert!\" &gt;&gt; \/etc\/mail.rc\necho \"Hello Admin,\" &gt;&gt; \/etc\/mail.rc\necho \"System Usage Is Too High.\" &gt;&gt; \/etc\/mail.rc\necho \"Regards,\" &gt;&gt; \/etc\/mail.rc\necho \"Your Linux System\" &gt;&gt; \/etc\/mail.rc\n\n# \u5b9a\u65f6\u68c0\u67e5\u7cfb\u7edf\u5e76\u751f\u6210\u62a5\u544a\n0 * * * * root \/usr\/local\/bin\/system_check.sh<\/pre>\n
          \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
        \u4e0a\u9762\u7684\u4ee3\u7801\u53ea\u662f\u4e00\u4e9b\u793a\u4f8b\u3002\u7ba1\u7406\u5458\u9700\u8981\u6839\u636e\u9700\u8981\u9009\u62e9\u9002\u5f53\u7684\u8d44\u6e90\u7ba1\u7406\u63aa\u65bd\uff0c\u4ee5\u786e\u4fdd\u7cfb\u7edf\u7684\u9ad8\u53ef\u7528\u6027\u548c\u6027\u80fd\u3002<\/p>\n
        \u7ed3\u8bba<\/p>\n
        \u603b\u7684\u6765\u8bf4\uff0cLinux\u7cfb\u7edf\u7684\u5bb9\u91cf\u89c4\u5212\u548c\u8d44\u6e90\u7ba1\u7406\u662f\u7cfb\u7edf\u7ba1\u7406\u5458\u7684\u4e00\u9879\u91cd\u8981\u5de5\u4f5c\u3002\u8981\u8fdb\u884c\u5bb9\u91cf\u89c4\u5212\u548c\u8d44\u6e90\u7ba1\u7406\uff0c\u7ba1\u7406\u5458\u9700\u8981\u4e86\u89e3\u7cfb\u7edf\u7684\u786c\u4ef6\u8d44\u6e90\u548c\u8fd0\u884c\u73af\u5883\uff0c\u786e\u5b9a\u6240\u9700\u7684\u8d44\u6e90\u7c7b\u578b\u548c\u6570\u91cf\uff0c\u5e76\u91c7\u53d6\u76f8\u5e94\u7684\u8d44\u6e90\u7ba1\u7406\u63aa\u65bd\u4ee5\u786e\u4fdd\u7cfb\u7edf\u7684\u6b63\u5e38\u8fd0\u884c\u548c\u53ef\u7528\u6027\u3002\u672c\u6587\u63d0\u4f9b\u4e86\u4e00\u4e9b\u4ee3\u7801\u793a\u4f8b\u4ee5\u5e2e\u52a9\u7ba1\u7406\u5458\u5b9e\u73b0Linux\u7cfb\u7edf\u7684\u5bb9\u91cf\u89c4\u5212\u548c\u8d44\u6e90\u7ba1\u7406\u3002<\/p>\n
        \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u8fdb\u884cLinux\u7cfb\u7edf\u7684\u5bb9\u91cf\u89c4\u5212\u548c\u8d44\u6e90\u7ba1\u7406\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
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