{"id":15643,"date":"2024-11-18T17:27:36","date_gmt":"2024-11-18T09:27:36","guid":{"rendered":"https:\/\/fwq.ai\/blog\/15643\/"},"modified":"2024-11-18T17:27:36","modified_gmt":"2024-11-18T09:27:36","slug":"%e8%a7%a3%e5%86%b3linux%e7%b3%bb%e7%bb%9fcpu%e5%8d%a0%e7%94%a8%e8%bf%87%e9%ab%98%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/15643\/","title":{"rendered":"\u89e3\u51b3Linux\u7cfb\u7edfCPU\u5360\u7528\u8fc7\u9ad8\u7684\u95ee\u9898"},"content":{"rendered":"

linux\u7cfb\u7edf\u4e2d\u9047\u5230\u7684\u5e38\u89c1cpu\u5360\u7528\u8fc7\u9ad8\u95ee\u9898\u53ca\u5176\u89e3\u51b3\u529e\u6cd5<\/p>\n

    \n
  1. \u5f15\u8a00<\/li>\n<\/ol>\n

    \u5728\u4f7f\u7528Linux\u7cfb\u7edf\u7684\u65e5\u5e38\u64cd\u4f5c\u4e2d\uff0c\u6211\u4eec\u53ef\u80fd\u4f1a\u9047\u5230CPU\u5360\u7528\u8fc7\u9ad8\u7684\u95ee\u9898\u3002CPU\u5360\u7528\u8fc7\u9ad8\u4f1a\u5bfc\u81f4\u7cfb\u7edf\u54cd\u5e94\u53d8\u6162\u3001\u7a0b\u5e8f\u8fd0\u884c\u7f13\u6162\u751a\u81f3\u5d29\u6e83\uff0c\u7ed9\u6211\u4eec\u7684\u5de5\u4f5c\u548c\u5b66\u4e60\u5e26\u6765\u5f88\u5927\u56f0\u6270\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5e38\u89c1\u7684CPU\u5360\u7528\u8fc7\u9ad8\u95ee\u9898\uff0c\u5e76\u63d0\u4f9b\u76f8\u5e94\u7684\u89e3\u51b3\u529e\u6cd5\u3002<\/p>\n

      \n
    1. \u5e38\u89c1\u95ee\u9898\u53ca\u89e3\u51b3\u529e\u6cd5<\/li>\n<\/ol>\n

      2.1 \u8fd0\u884c\u4e8e\u540e\u53f0\u7684\u8fdb\u7a0b\u5360\u7528\u8fc7\u9ad8<\/p>\n

      \u6709\u65f6\u5019\u5728Linux\u7cfb\u7edf\u4e2d\u8fd0\u884c\u7684\u8fdb\u7a0b\u4f1a\u5360\u7528\u8fc7\u9ad8\u7684CPU\u8d44\u6e90\uff0c\u5bfc\u81f4\u7cfb\u7edf\u6574\u4f53\u6027\u80fd\u4e0b\u964d\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528top\u547d\u4ee4\u67e5\u770b\u5f53\u524d\u7684\u8fdb\u7a0b\u5360\u7528\u60c5\u51b5\uff0c\u627e\u51fa\u5360\u7528CPU\u8f83\u9ad8\u7684\u8fdb\u7a0b\u3002\u7136\u540e\u6839\u636e\u8fdb\u7a0b\u7684\u7279\u70b9\u8fdb\u884c\u89e3\u51b3\u3002<\/p>\n

      \u89e3\u51b3\u529e\u6cd5\uff1a<\/p>\n

        \n
      • \u4f7f\u7528kill\u547d\u4ee4\u505c\u6b62\u5360\u7528\u8fc7\u9ad8\u7684\u8fdb\u7a0b\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u201ckill -9 PID\u201d\u547d\u4ee4\u505c\u6b62\u6307\u5b9aPID\u7684\u8fdb\u7a0b\u3002<\/li>\n
      • \u8c03\u6574\u8fdb\u7a0b\u7684\u4f18\u5148\u7ea7\uff0c\u4f7f\u5176\u5360\u7528\u66f4\u5c11\u7684CPU\u8d44\u6e90\u3002\u53ef\u4ee5\u4f7f\u7528renice\u547d\u4ee4\u5bf9\u8fdb\u7a0b\u8fdb\u884c\u4f18\u5148\u7ea7\u8c03\u6574\u3002<\/li>\n<\/ul>\n

        2.2 \u75c5\u6bd2\u6216\u6076\u610f\u8f6f\u4ef6<\/p>\n

        Linux\u7cfb\u7edf\u867d\u7136\u76f8\u5bf9\u8f83\u4e3a\u5b89\u5168\uff0c\u4f46\u4e5f\u4e0d\u4e4f\u53d7\u5230\u75c5\u6bd2\u6216\u6076\u610f\u8f6f\u4ef6\u653b\u51fb\u7684\u53ef\u80fd\u3002\u8fd9\u4e9b\u75c5\u6bd2\u6216\u6076\u610f\u8f6f\u4ef6\u53ef\u80fd\u4f1a\u5360\u7528CPU\u8d44\u6e90\u6765\u6267\u884c\u5176\u6076\u610f\u884c\u4e3a\uff0c\u5bfc\u81f4\u7cfb\u7edf\u5360\u7528\u8fc7\u9ad8\u3002<\/p>\n

        \u89e3\u51b3\u529e\u6cd5\uff1a<\/p>\n

          \n
        • \u5b9a\u671f\u4f7f\u7528\u6740\u6bd2\u8f6f\u4ef6\u8fdb\u884c\u5168\u76d8\u626b\u63cf\uff0c\u786e\u4fdd\u7cfb\u7edf\u7684\u5b89\u5168\u4e0e\u536b\u751f\u3002<\/li>\n
        • \u66f4\u65b0\u64cd\u4f5c\u7cfb\u7edf\u53ca\u76f8\u5173\u8f6f\u4ef6\u7684\u5b89\u5168\u8865\u4e01\uff0c\u4fdd\u6301\u7cfb\u7edf\u7684\u6700\u65b0\u72b6\u6001\u3002<\/li>\n
        • \u5b89\u88c5\u9632\u706b\u5899\uff0c\u963b\u6b62\u975e\u6cd5\u7f51\u7edc\u6d41\u91cf\u8fdb\u5165\u7cfb\u7edf\u3002<\/li>\n<\/ul>\n

          2.3 \u8fd0\u884c\u8fc7\u591a\u7684\u540e\u53f0\u4efb\u52a1<\/p>\n

          \u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u540c\u65f6\u8fd0\u884c\u8fc7\u591a\u7684\u540e\u53f0\u4efb\u52a1\u4e5f\u4f1a\u5bfc\u81f4\u7cfb\u7edf\u7684CPU\u5360\u7528\u8fc7\u9ad8\u3002<\/p>\n

          \u89e3\u51b3\u529e\u6cd5\uff1a<\/p>\n

            \n
          • \u4f7f\u7528top\u547d\u4ee4\u67e5\u770b\u7cfb\u7edf\u7684\u8d1f\u8f7d\u60c5\u51b5\uff0c\u627e\u51fa\u5360\u7528\u8d44\u6e90\u8f83\u591a\u7684\u540e\u53f0\u4efb\u52a1\u3002<\/li>\n
          • \u9488\u5bf9\u6bcf\u4e2a\u540e\u53f0\u4efb\u52a1\uff0c\u8003\u8651\u662f\u5426\u9700\u8981\u540c\u65f6\u8fd0\u884c\uff0c\u662f\u5426\u53ef\u4ee5\u8fdb\u884c\u8c03\u6574\u6216\u5408\u5e76\u3002<\/li>\n
          • \u4f7f\u7528nice\u547d\u4ee4\u8c03\u6574\u540e\u53f0\u4efb\u52a1\u7684\u4f18\u5148\u7ea7\uff0c\u964d\u4f4e\u5176\u5bf9CPU\u8d44\u6e90\u7684\u5360\u7528\u3002<\/li>\n<\/ul>\n

            2.4 \u7cfb\u7edf\u5185\u6838\u95ee\u9898<\/p>\n

            \u6709\u65f6\u5019\uff0c\u7cfb\u7edf\u5185\u6838\u7684\u95ee\u9898\u4e5f\u53ef\u80fd\u5bfc\u81f4CPU\u5360\u7528\u8fc7\u9ad8\u3002\u4f8b\u5982\uff0c\u5185\u6838\u6a21\u5757\u7684\u9519\u8bef\u3001\u9a71\u52a8\u7a0b\u5e8f\u9519\u8bef\u6216\u8f6f\u4ef6\u548c\u786c\u4ef6\u4e0d\u517c\u5bb9\u7b49\u3002<\/p>\n

            \u89e3\u51b3\u529e\u6cd5\uff1a<\/p>\n

              \n
            • \u66f4\u65b0\u7cfb\u7edf\u5185\u6838\u5230\u6700\u65b0\u7248\u672c\uff0c\u4ee5\u83b7\u5f97\u6700\u65b0\u7684\u6539\u8fdb\u548c\u4fee\u590d\u3002<\/li>\n
            • \u68c0\u67e5\u7cfb\u7edf\u786c\u4ef6\u7684\u517c\u5bb9\u6027\uff0c\u786e\u4fdd\u786c\u4ef6\u548c\u8f6f\u4ef6\u7684\u5339\u914d\u5ea6\u3002<\/li>\n
            • \u5173\u95ed\u6216\u91cd\u65b0\u914d\u7f6e\u6709\u95ee\u9898\u7684\u5185\u6838\u6a21\u5757\uff0c\u4ee5\u907f\u514d\u5360\u7528\u8fc7\u9ad8\u7684CPU\u8d44\u6e90\u3002<\/li>\n<\/ul>\n
                \n
              1. \u7ed3\u8bba<\/li>\n<\/ol>\n

                CPU\u5360\u7528\u8fc7\u9ad8\u662fLinux\u7cfb\u7edf\u4e2d\u5e38\u89c1\u7684\u95ee\u9898\u4e4b\u4e00\uff0c\u4f46\u4e5f\u662f\u53ef\u4ee5\u89e3\u51b3\u7684\u3002\u901a\u8fc7\u8bc6\u522b\u95ee\u9898\u7684\u539f\u56e0\uff0c\u6211\u4eec\u53ef\u4ee5\u91c7\u53d6\u76f8\u5e94\u7684\u89e3\u51b3\u529e\u6cd5\u6765\u964d\u4f4eCPU\u7684\u5360\u7528\u3002\u5728\u5b9e\u9645\u7684\u4f7f\u7528\u8fc7\u7a0b\u4e2d\uff0c\u5efa\u8bae\u5b9a\u671f\u68c0\u67e5\u7cfb\u7edf\u7684CPU\u5360\u7528\u60c5\u51b5\uff0c\u5e76\u6839\u636e\u9700\u8981\u91c7\u53d6\u76f8\u5e94\u7684\u4f18\u5316\u63aa\u65bd\uff0c\u4ee5\u4fdd\u6301\u7cfb\u7edf\u7684\u6b63\u5e38\u8fd0\u884c\u548c\u826f\u597d\u7684\u6027\u80fd\u3002<\/p>\n

                \u4ee5\u4e0a\u5c31\u662f\u89e3\u51b3Linux\u7cfb\u7edfCPU\u5360\u7528\u8fc7\u9ad8\u7684\u95ee\u9898\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"

                linux\u7cfb\u7edf\u4e2d\u9047\u5230\u7684\u5e38\u89c1cpu\u5360\u7528\u8fc7\u9ad8\u95ee\u9898\u53ca\u5176\u89e3\u51b3\u529e\u6cd5 \u5f15\u8a00 \u5728\u4f7f\u7528Linux\u7cfb\u7edf\u7684\u65e5\u5e38\u64cd\u4f5c\u4e2d\uff0c\u6211\u4eec\u53ef\u80fd\u4f1a\u9047\u5230CPU\u5360\u7528\u8fc7\u9ad8\u7684\u95ee\u9898\u3002CPU\u5360\u7528\u8fc7\u9ad8\u4f1a\u5bfc\u81f4\u7cfb\u7edf\u54cd\u5e94\u53d8\u6162\u3001\u7a0b\u5e8f\u8fd0\u884c\u7f13\u6162\u751a\u81f3\u5d29\u6e83\uff0c\u7ed9\u6211\u4eec\u7684\u5de5\u4f5c\u548c\u5b66\u4e60\u5e26\u6765\u5f88\u5927\u56f0\u6270\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5e38\u89c1\u7684CPU\u5360\u7528\u8fc7\u9ad8\u95ee\u9898\uff0c\u5e76\u63d0\u4f9b\u76f8\u5e94\u7684\u89e3\u51b3\u529e\u6cd5\u3002 \u5e38\u89c1\u95ee\u9898\u53ca\u89e3\u51b3\u529e\u6cd5 2.1 \u8fd0\u884c\u4e8e\u540e\u53f0\u7684\u8fdb\u7a0b\u5360\u7528\u8fc7\u9ad8 \u6709\u65f6\u5019\u5728Linux\u7cfb\u7edf\u4e2d\u8fd0\u884c\u7684\u8fdb\u7a0b\u4f1a\u5360\u7528\u8fc7\u9ad8\u7684CPU\u8d44\u6e90\uff0c\u5bfc\u81f4\u7cfb\u7edf\u6574\u4f53\u6027\u80fd\u4e0b\u964d\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528top\u547d\u4ee4\u67e5\u770b\u5f53\u524d\u7684\u8fdb\u7a0b\u5360\u7528\u60c5\u51b5\uff0c\u627e\u51fa\u5360\u7528CPU\u8f83\u9ad8\u7684\u8fdb\u7a0b\u3002\u7136\u540e\u6839\u636e\u8fdb\u7a0b\u7684\u7279\u70b9\u8fdb\u884c\u89e3\u51b3\u3002 \u89e3\u51b3\u529e\u6cd5\uff1a \u4f7f\u7528kill\u547d\u4ee4\u505c\u6b62\u5360\u7528\u8fc7\u9ad8\u7684\u8fdb\u7a0b\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u201ckill -9 PID\u201d\u547d\u4ee4\u505c\u6b62\u6307\u5b9aPID\u7684\u8fdb\u7a0b\u3002 \u8c03\u6574\u8fdb\u7a0b\u7684\u4f18\u5148\u7ea7\uff0c\u4f7f\u5176\u5360\u7528\u66f4\u5c11\u7684CPU\u8d44\u6e90\u3002\u53ef\u4ee5\u4f7f\u7528renice\u547d\u4ee4\u5bf9\u8fdb\u7a0b\u8fdb\u884c\u4f18\u5148\u7ea7\u8c03\u6574\u3002 2.2 \u75c5\u6bd2\u6216\u6076\u610f\u8f6f\u4ef6 Linux\u7cfb\u7edf\u867d\u7136\u76f8\u5bf9\u8f83\u4e3a\u5b89\u5168\uff0c\u4f46\u4e5f\u4e0d\u4e4f\u53d7\u5230\u75c5\u6bd2\u6216\u6076\u610f\u8f6f\u4ef6\u653b\u51fb\u7684\u53ef\u80fd\u3002\u8fd9\u4e9b\u75c5\u6bd2\u6216\u6076\u610f\u8f6f\u4ef6\u53ef\u80fd\u4f1a\u5360\u7528CPU\u8d44\u6e90\u6765\u6267\u884c\u5176\u6076\u610f\u884c\u4e3a\uff0c\u5bfc\u81f4\u7cfb\u7edf\u5360\u7528\u8fc7\u9ad8\u3002 \u89e3\u51b3\u529e\u6cd5\uff1a \u5b9a\u671f\u4f7f\u7528\u6740\u6bd2\u8f6f\u4ef6\u8fdb\u884c\u5168\u76d8\u626b\u63cf\uff0c\u786e\u4fdd\u7cfb\u7edf\u7684\u5b89\u5168\u4e0e\u536b\u751f\u3002 \u66f4\u65b0\u64cd\u4f5c\u7cfb\u7edf\u53ca\u76f8\u5173\u8f6f\u4ef6\u7684\u5b89\u5168\u8865\u4e01\uff0c\u4fdd\u6301\u7cfb\u7edf\u7684\u6700\u65b0\u72b6\u6001\u3002 \u5b89\u88c5\u9632\u706b\u5899\uff0c\u963b\u6b62\u975e\u6cd5\u7f51\u7edc\u6d41\u91cf\u8fdb\u5165\u7cfb\u7edf\u3002 2.3 \u8fd0\u884c\u8fc7\u591a\u7684\u540e\u53f0\u4efb\u52a1 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