{"id":15694,"date":"2024-11-18T12:57:37","date_gmt":"2024-11-18T04:57:37","guid":{"rendered":"https:\/\/fwq.ai\/blog\/15694\/"},"modified":"2024-11-18T12:57:37","modified_gmt":"2024-11-18T04:57:37","slug":"%e6%8f%90%e9%ab%98linux%e6%80%a7%e8%83%bd%e7%9a%84%e4%bc%98%e5%8c%96%e4%b8%8e%e8%b0%83%e4%bc%98%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/15694\/","title":{"rendered":"\u63d0\u9ad8Linux\u6027\u80fd\u7684\u4f18\u5316\u4e0e\u8c03\u4f18\u65b9\u6cd5"},"content":{"rendered":"

\u5982\u4f55\u4f18\u5316\u548c\u8c03\u4f18linux\u7cfb\u7edf\u4ee5\u63d0\u9ad8\u6027\u80fd<\/p>\n

    \n
  1. \u5f15\u8a00
    \u968f\u7740\u8ba1\u7b97\u673a\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u64cd\u4f5c\u7cfb\u7edf\u5728\u8ba1\u7b97\u673a\u7cfb\u7edf\u4e2d\u7684\u4f5c\u7528\u8d8a\u6765\u8d8a\u91cd\u8981\u3002\u4f5c\u4e3a\u4e00\u4e2a\u5f00\u6e90\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0cLinux\u7cfb\u7edf\u5177\u6709\u7a33\u5b9a\u3001\u5b89\u5168\u3001\u7075\u6d3b\u7b49\u4f18\u52bf\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u670d\u52a1\u5668\u3001\u5d4c\u5165\u5f0f\u8bbe\u5907\u7b49\u5404\u79cd\u573a\u666f\u3002\u7136\u800c\uff0c\u5728\u4f7f\u7528Linux\u7cfb\u7edf\u65f6\uff0c\u6211\u4eec\u5e38\u5e38\u4f1a\u53d1\u73b0\u7cfb\u7edf\u7684\u6027\u80fd\u5e76\u4e0d\u5c3d\u5982\u4eba\u610f\uff0c\u8fd0\u884c\u901f\u5ea6\u6162\u3001\u54cd\u5e94\u65f6\u95f4\u957f\u7b49\u95ee\u9898\u9891\u7e41\u51fa\u73b0\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f18\u5316\u548c\u8c03\u4f18linux\u7cfb\u7edf\u4ee5\u63d0\u9ad8\u6027\u80fd\uff0c\u4ece\u591a\u4e2a\u65b9\u9762\u5165\u624b\uff0c\u8ba9\u7cfb\u7edf\u8fd0\u884c\u66f4\u52a0\u9ad8\u6548\u3002<\/li>\n
  2. \u5185\u6838\u4f18\u5316
    \u5185\u6838\u662fLinux\u7cfb\u7edf\u7684\u6838\u5fc3\uff0c\u5bf9\u7cfb\u7edf\u6027\u80fd\u8d77\u7740\u51b3\u5b9a\u6027\u7684\u5f71\u54cd\u3002\u4e3a\u4e86\u4f18\u5316\u7cfb\u7edf\u6027\u80fd\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u5bf9\u5185\u6838\u8fdb\u884c\u8c03\u4f18\uff1a<\/li>\n
  3. \u7981\u7528\u4e0d\u5fc5\u8981\u7684\u6a21\u5757\uff1a\u53bb\u9664\u4e0d\u9700\u8981\u7684\u5185\u6838\u6a21\u5757\uff0c\u51cf\u5c11\u5185\u6838\u7684\u4f53\u79ef\uff0c\u63d0\u9ad8\u542f\u52a8\u901f\u5ea6\u548c\u5360\u7528\u5185\u5b58\u7684\u6548\u7387\u3002<\/li>\n
  4. \u542f\u7528\u9002\u5f53\u7684\u8c03\u5ea6\u5668\uff1a\u6839\u636e\u7cfb\u7edf\u7684\u7279\u70b9\u9009\u62e9\u5408\u9002\u7684\u8c03\u5ea6\u5668\uff0c\u4f8b\u5982\uff0c\u5982\u679c\u662f\u591a\u6838CPU\uff0c\u53ef\u4ee5\u4f7f\u7528CFS (Completely Fair Scheduler) \u8c03\u5ea6\u5668\u6765\u5b9e\u73b0\u516c\u5e73\u5206\u914d\u4efb\u52a1\u3002<\/li>\n
  5. \u4fee\u6539\u5185\u6838\u53c2\u6570\uff1a\u901a\u8fc7\u4fee\u6539\/sys\u3001\/proc\u7b49\u76ee\u5f55\u4e0b\u7684\u5185\u6838\u53c2\u6570\uff0c\u5982\u4fee\u6539\u6587\u4ef6\u7cfb\u7edf\u7f13\u51b2\u533a\u5927\u5c0f\u3001\u5185\u6838\u5171\u4eab\u5185\u5b58\u7b49\uff0c\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684IO\u6027\u80fd\u548c\u5185\u5b58\u5229\u7528\u7387\u3002<\/li>\n
  6. \u6587\u4ef6\u7cfb\u7edf\u4f18\u5316
    \u6587\u4ef6\u7cfb\u7edf\u662f\u64cd\u4f5c\u7cfb\u7edf\u4e0eIO\u8bbe\u5907\u4e4b\u95f4\u7684\u63a5\u53e3\uff0c\u5bf9\u7cfb\u7edf\u6027\u80fd\u7684\u5f71\u54cd\u975e\u5e38\u5927\u3002\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u5e38\u7528\u7684\u6587\u4ef6\u7cfb\u7edf\u6709Ext4\u3001XFS\u7b49\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u6765\u4f18\u5316\u6587\u4ef6\u7cfb\u7edf\uff1a<\/li>\n
  7. \u4f7f\u7528\u5408\u9002\u7684\u6587\u4ef6\u7cfb\u7edf\uff1a\u5bf9\u4e8e\u5c0f\u6587\u4ef6\u6570\u91cf\u8f83\u5927\u7684\u573a\u666f\uff0c\u53ef\u4ee5\u9009\u62e9XFS\u6587\u4ef6\u7cfb\u7edf\u6765\u63d0\u9ad8IO\u6027\u80fd\uff1b\u5bf9\u4e8e\u5927\u6587\u4ef6\u7684\u573a\u666f\uff0c\u53ef\u4ee5\u9009\u62e9Ext4\u6587\u4ef6\u7cfb\u7edf\uff0c\u5177\u6709\u8f83\u597d\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u3002<\/li>\n
  8. \u5408\u7406\u7684\u6302\u8f7d\u9009\u9879\uff1a\u901a\u8fc7\u66f4\u6539\u6587\u4ef6\u7cfb\u7edf\u7684\u6302\u8f7d\u9009\u9879\uff0c\u5982noatime\u3001nodiratime\u7b49\u9009\u9879\uff0c\u53ef\u4ee5\u51cf\u5c11\u5bf9\u6587\u4ef6\u7cfb\u7edf\u7684\u8bfb\u5199\u64cd\u4f5c\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u3002<\/li>\n
  9. \u5b9a\u671f\u8fdb\u884c\u6587\u4ef6\u7cfb\u7edf\u7684\u788e\u7247\u6574\u7406\uff1a\u6587\u4ef6\u7cfb\u7edf\u788e\u7247\u4f1a\u5bfc\u81f4\u8bfb\u5199\u6548\u7387\u4e0b\u964d\uff0c\u56e0\u6b64\u5b9a\u671f\u4f7f\u7528\u5de5\u5177\u8fdb\u884c\u788e\u7247\u6574\u7406\uff0c\u63d0\u9ad8\u6587\u4ef6\u7cfb\u7edf\u7684\u6027\u80fd\u3002<\/li>\n
  10. \u5185\u5b58\u4f18\u5316
    \u5185\u5b58\u7ba1\u7406\u662f\u7cfb\u7edf\u6027\u80fd\u4f18\u5316\u7684\u91cd\u8981\u65b9\u9762\u4e4b\u4e00\u3002\u5408\u7406\u5730\u914d\u7f6e\u548c\u7ba1\u7406\u5185\u5b58\u8d44\u6e90\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u8fd0\u884c\u6548\u7387\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u5185\u5b58\u4f18\u5316\u65b9\u6cd5\uff1a<\/li>\n
  11. \u52a8\u6001\u5206\u914d\u5185\u5b58\uff1a\u5408\u7406\u5730\u5206\u914d\u7269\u7406\u5185\u5b58\u548c\u4ea4\u6362\u7a7a\u95f4\uff0c\u907f\u514d\u8fc7\u5ea6\u4f7f\u7528\u4ea4\u6362\u5206\u533a\uff0c\u4ee5\u51cf\u5c11IO\u64cd\u4f5c\u548c\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u3002<\/li>\n
  12. \u4f7f\u7528LRU\u7b97\u6cd5\u8fdb\u884c\u5185\u5b58\u7ba1\u7406\uff1aLRU\u7b97\u6cd5\u53ef\u4ee5\u6709\u6548\u5730\u5c06\u6700\u5e38\u7528\u7684\u6570\u636e\u4fdd\u7559\u5728\u5185\u5b58\u4e2d\uff0c\u907f\u514d\u9891\u7e41\u7684\u78c1\u76d8\u8bfb\u5199\u3002<\/li>\n
  13. \u5185\u5b58\u538b\u7f29\uff1a\u538b\u7f29\u5185\u5b58\u53ef\u4ee5\u63d0\u9ad8\u5185\u5b58\u7684\u5229\u7528\u7387\uff0c\u51cf\u5c11\u5185\u5b58\u5360\u7528\u7684\u7a7a\u95f4\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u8fd0\u884c\u901f\u5ea6\u3002<\/li>\n
  14. \u7f51\u7edc\u4f18\u5316
    \u7f51\u7edc\u662f\u73b0\u4ee3\u8ba1\u7b97\u673a\u7cfb\u7edf\u4e2d\u4e0d\u53ef\u7f3a\u5c11\u7684\u4e00\u90e8\u5206\uff0c\u4f18\u5316\u7f51\u7edc\u6027\u80fd\u5bf9\u4e8e\u63d0\u9ad8\u7cfb\u7edf\u6574\u4f53\u6027\u80fd\u975e\u5e38\u91cd\u8981\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u7f51\u7edc\u4f18\u5316\u65b9\u6cd5\uff1a<\/li>\n
  15. \u8c03\u6574\u7f51\u5361\u7f13\u51b2\u533a\u5927\u5c0f\uff1a\u9002\u5f53\u8c03\u6574\u7f51\u5361\u7f13\u51b2\u533a\u5927\u5c0f\u53ef\u4ee5\u63d0\u9ad8\u7f51\u7edc\u541e\u5410\u91cf\u548c\u54cd\u5e94\u901f\u5ea6\u3002<\/li>\n
  16. \u4f7f\u7528\u9ad8\u6027\u80fd\u7f51\u7edc\u8bbe\u5907\uff1a\u9009\u62e9\u5177\u6709\u9ad8\u6027\u80fd\u7684\u7f51\u5361\u548c\u4ea4\u6362\u673a\u8bbe\u5907\uff0c\u80fd\u591f\u63d0\u4f9b\u66f4\u5feb\u901f\u7684\u7f51\u7edc\u4f20\u8f93\u901f\u5ea6\u3002<\/li>\n
  17. \u5408\u7406\u4f7f\u7528\u7f51\u7edcQoS\uff1a\u901a\u8fc7\u914d\u7f6e\u7f51\u7edcQoS\u7b56\u7565\uff0c\u53ef\u4ee5\u5408\u7406\u5730\u5206\u914d\u5e26\u5bbd\u8d44\u6e90\uff0c\u786e\u4fdd\u7f51\u7edc\u7684\u7a33\u5b9a\u548c\u9ad8\u6548\u3002<\/li>\n
  18. \u8fdb\u7a0b\u4e0e\u7ebf\u7a0b\u4f18\u5316
    \u8fdb\u7a0b\u548c\u7ebf\u7a0b\u662f\u7cfb\u7edf\u8fd0\u884c\u7684\u57fa\u672c\u5355\u4f4d\uff0c\u5bf9\u5176\u8fdb\u884c\u4f18\u5316\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8fdb\u7a0b\u4e0e\u7ebf\u7a0b\u4f18\u5316\u7684\u65b9\u6cd5\uff1a<\/li>\n
  19. \u5408\u7406\u8c03\u6574\u8fdb\u7a0b\u7684\u4f18\u5148\u7ea7\uff1a\u901a\u8fc7\u9002\u5f53\u63d0\u9ad8\u5173\u952e\u4efb\u52a1\u7684\u4f18\u5148\u7ea7\uff0c\u53ef\u4ee5\u786e\u4fdd\u7cfb\u7edf\u5bf9\u91cd\u8981\u4efb\u52a1\u7684\u54cd\u5e94\u66f4\u52a0\u53ca\u65f6\u3002<\/li>\n
  20. \u4f7f\u7528\u591a\u7ebf\u7a0b\u7f16\u7a0b\u6a21\u578b\uff1a\u591a\u7ebf\u7a0b\u6a21\u578b\u53ef\u4ee5\u5145\u5206\u5229\u7528\u591a\u6838CPU\u7684\u6027\u80fd\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u5e76\u53d1\u5904\u7406\u80fd\u529b\u3002<\/li>\n
  21. \u907f\u514d\u8fc7\u591a\u7684\u4e0a\u4e0b\u6587\u5207\u6362\uff1a\u8fc7\u591a\u7684\u8fdb\u7a0b\u6216\u7ebf\u7a0b\u4e0a\u4e0b\u6587\u5207\u6362\u4f1a\u5e26\u6765\u989d\u5916\u7684\u5f00\u9500\uff0c\u56e0\u6b64\u5e94\u8be5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u4e0a\u4e0b\u6587\u5207\u6362\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u3002<\/li>\n
  22. \u603b\u7ed3
    \u901a\u8fc7\u4ee5\u4e0a\u4f18\u5316\u548c\u8c03\u4f18\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u9ad8Linux\u7cfb\u7edf\u7684\u6027\u80fd\uff0c\u63d0\u5347\u7cfb\u7edf\u7684\u8fd0\u884c\u6548\u7387\u548c\u54cd\u5e94\u901f\u5ea6\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u6839\u636e\u5177\u4f53\u7684\u573a\u666f\u548c\u9700\u6c42\uff0c\u8fd8\u53ef\u4ee5\u7ed3\u5408\u5176\u4ed6\u7684\u4f18\u5316\u624b\u6bb5\u8fdb\u884c\u7efc\u5408\u6027\u80fd\u4f18\u5316\u3002\u540c\u65f6\uff0c\u8981\u6ce8\u610f\u7cfb\u7edf\u4f18\u5316\u7684\u65f6\u673a\u548c\u65b9\u5f0f\uff0c\u907f\u514d\u51fa\u73b0\u4e0d\u5fc5\u8981\u7684\u98ce\u9669\u548c\u635f\u5931\u3002\u6700\u540e\uff0c\u7cfb\u7edf\u7684\u6027\u80fd\u4f18\u5316\u662f\u4e00\u4e2a\u6301\u7eed\u4e0d\u65ad\u7684\u8fc7\u7a0b\uff0c\u9700\u8981\u957f\u671f\u5173\u6ce8\uff0c\u5e76\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u8fdb\u884c\u8c03\u6574\u548c\u4f18\u5316\uff0c\u4ee5\u4fdd\u6301\u7cfb\u7edf\u7684\u9ad8\u6548\u8fd0\u884c\u3002<\/li>\n<\/ol>\n

    \u4ee5\u4e0a\u5c31\u662f\u63d0\u9ad8Linux\u6027\u80fd\u7684\u4f18\u5316\u4e0e\u8c03\u4f18\u65b9\u6cd5\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":"

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