{"id":15600,"date":"2024-11-18T12:42:20","date_gmt":"2024-11-18T04:42:20","guid":{"rendered":"https:\/\/fwq.ai\/blog\/15600\/"},"modified":"2024-11-18T12:42:20","modified_gmt":"2024-11-18T04:42:20","slug":"%e5%a6%82%e4%bd%95%e4%bc%98%e5%8c%96%e5%92%8c%e8%b0%83%e6%95%b4linux%e7%b3%bb%e7%bb%9f%e7%9a%84%e5%86%85%e5%ad%98%e4%bd%bf%e7%94%a8%e4%bb%a5%e6%8f%90%e9%ab%98%e6%80%a7%e8%83%bd","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/15600\/","title":{"rendered":"\u5982\u4f55\u4f18\u5316\u548c\u8c03\u6574Linux\u7cfb\u7edf\u7684\u5185\u5b58\u4f7f\u7528\u4ee5\u63d0\u9ad8\u6027\u80fd"},"content":{"rendered":"

\u5982\u4f55\u4f18\u5316\u548c\u8c03\u6574linux\u7cfb\u7edf\u7684\u5185\u5b58\u4f7f\u7528\u4ee5\u63d0\u9ad8\u6027\u80fd<\/p>\n

\u6458\u8981\uff1aLinux\u662f\u4e00\u79cd\u5e38\u7528\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c\u4f46\u5728\u957f\u65f6\u95f4\u8fd0\u884c\u540e\u53ef\u80fd\u4f1a\u9047\u5230\u6027\u80fd\u4e0b\u964d\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u65b9\u6cd5\u6765\u4f18\u5316\u548c\u8c03\u6574Linux\u7cfb\u7edf\u7684\u5185\u5b58\u4f7f\u7528\uff0c\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u3002<\/p>\n

    \n
  1. \u591a\u4f7f\u7528Swap\u5206\u533a\uff1aSwap\u5206\u533a\u662fLinux\u7cfb\u7edf\u7684\u865a\u62df\u5185\u5b58\u3002\u5f53\u7269\u7406\u5185\u5b58\u4e0d\u8db3\u65f6\uff0c\u7cfb\u7edf\u4f1a\u5c06\u90e8\u5206\u6570\u636e\u4fdd\u5b58\u5230Swap\u5206\u533a\u4e2d\u3002\u5efa\u8bae\u8bbe\u7f6e\u4e00\u4e2a\u4e0e\u7269\u7406\u5185\u5b58\u5927\u5c0f\u76f8\u7b49\u7684Swap\u5206\u533a\uff0c\u4ee5\u786e\u4fdd\u8db3\u591f\u7684\u865a\u62df\u5185\u5b58\u3002\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4”swapon”\u6765\u542f\u7528Swap\u5206\u533a\u3002<\/li>\n
  2. \u51cf\u5c11\u5185\u5b58\u6cc4\u6f0f\uff1a\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u7a0b\u5e8f\u53ef\u80fd\u4f1a\u53d1\u751f\u5185\u5b58\u6cc4\u6f0f\uff0c\u5bfc\u81f4\u7cfb\u7edf\u5185\u5b58\u5360\u7528\u4e0d\u65ad\u589e\u52a0\u3002\u4f7f\u7528\u5de5\u5177\u5982Valgrind\u53ef\u4ee5\u68c0\u6d4b\u5e76\u4fee\u590d\u8fd9\u4e9b\u95ee\u9898\u3002\u540c\u65f6\uff0c\u786e\u4fdd\u7a0b\u5e8f\u7ed3\u675f\u540e\u91ca\u653e\u7533\u8bf7\u7684\u5185\u5b58\uff0c\u53ef\u4ee5\u901a\u8fc7\u7f16\u5199\u826f\u597d\u7684\u4ee3\u7801\u548c\u4f7f\u7528\u5408\u9002\u7684\u5185\u5b58\u7ba1\u7406\u6280\u672f\u6765\u5b9e\u73b0\u3002<\/li>\n
  3. \u63d0\u9ad8\u5185\u6838\u53c2\u6570\uff1a\u901a\u8fc7\u4fee\u6539Linux\u5185\u6838\u7684\u53c2\u6570\uff0c\u53ef\u4ee5\u4f18\u5316\u5185\u5b58\u7684\u4f7f\u7528\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u8c03\u6574”vm.swappiness”\u53c2\u6570\u6765\u63a7\u5236\u7cfb\u7edf\u5728\u7269\u7406\u5185\u5b58\u4e0d\u8db3\u65f6\u5f00\u59cb\u4f7f\u7528Swap\u5206\u533a\u7684\u6bd4\u4f8b\u3002\u9ed8\u8ba4\u503c\u4e3a60\uff0c\u53ef\u4ee5\u6839\u636e\u7cfb\u7edf\u7684\u5b9e\u9645\u60c5\u51b5\u8fdb\u884c\u8c03\u6574\u3002\u540c\u65f6\uff0c\u9002\u5f53\u589e\u5927”vm.dirty_ratio”\u548c”vm.dirty_background_ratio”\u53c2\u6570\u7684\u503c\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u54cd\u5e94\u901f\u5ea6\u3002<\/li>\n
  4. \u8c03\u6574\u5e94\u7528\u7a0b\u5e8f\uff1a\u67d0\u4e9b\u5e94\u7528\u7a0b\u5e8f\u53ef\u80fd\u4f1a\u5360\u7528\u5927\u91cf\u7684\u5185\u5b58\u8d44\u6e90\uff0c\u5bfc\u81f4\u7cfb\u7edf\u6027\u80fd\u4e0b\u964d\u3002\u53ef\u4ee5\u901a\u8fc7\u4f18\u5316\u5e94\u7528\u7a0b\u5e8f\u7684\u914d\u7f6e\u53c2\u6570\u6216\u8005\u5347\u7ea7\u5230\u65b0\u7248\u672c\u6765\u51cf\u5c11\u5185\u5b58\u7684\u4f7f\u7528\u3002\u540c\u65f6\uff0c\u5bf9\u4e8e\u90a3\u4e9b\u4e0d\u5fc5\u8981\u8fd0\u884c\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u5173\u95ed\u6216\u5378\u8f7d\uff0c\u4ee5\u91ca\u653e\u5185\u5b58\u8d44\u6e90\u3002<\/li>\n
  5. \u4f7f\u7528\u5185\u5b58\u538b\u7f29\u6280\u672f\uff1aLinux\u7cfb\u7edf\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5185\u5b58\u538b\u7f29\u6280\u672f\uff0c\u5982ZSwap\u548cZRam\u3002ZSwap\u53ef\u4ee5\u5c06\u4e00\u90e8\u5206\u9700\u8981\u88ab\u4ea4\u6362\u5230Swap\u5206\u533a\u7684\u5185\u5b58\u538b\u7f29\u4fdd\u5b58\uff0c\u51cf\u5c11\u4ea4\u6362\u8fc7\u7a0b\u7684IO\u5f00\u9500\u3002\u800cZRam\u5219\u662f\u5c06\u4e00\u90e8\u5206\u5185\u5b58\u7528\u4f5c\u538b\u7f29\u5b58\u50a8\u7a7a\u95f4\uff0c\u4ee5\u63d0\u9ad8\u5185\u5b58\u7684\u5229\u7528\u7387\u3002<\/li>\n
  6. \u76d1\u63a7\u548c\u8bca\u65ad\uff1a\u4f7f\u7528\u5de5\u5177\u6765\u76d1\u63a7\u7cfb\u7edf\u7684\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\uff0c\u5982free\u3001top\u548chtop\u3002\u901a\u8fc7\u8fd9\u4e9b\u5de5\u5177\u53ef\u4ee5\u53ca\u65f6\u53d1\u73b0\u5185\u5b58\u4f7f\u7528\u5f02\u5e38\u7684\u8fdb\u7a0b\uff0c\u5e76\u91c7\u53d6\u76f8\u5e94\u7684\u63aa\u65bd\u3002\u8bca\u65ad\u5185\u5b58\u4f7f\u7528\u95ee\u9898\u7684\u5e38\u7528\u5de5\u5177\u8fd8\u5305\u62ecvmstat\u548csar\u3002<\/li>\n
  7. \u5b9a\u671f\u91cd\u65b0\u542f\u52a8\u7cfb\u7edf\uff1a\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u7cfb\u7edf\u53ef\u80fd\u4f1a\u51fa\u73b0\u4e00\u4e9b\u672a\u77e5\u7684\u95ee\u9898\uff0c\u5305\u62ec\u5185\u5b58\u6cc4\u6f0f\u548c\u5185\u6838\u9519\u8bef\u3002\u5b9a\u671f\u91cd\u65b0\u542f\u52a8\u7cfb\u7edf\u53ef\u4ee5\u6e05\u9664\u8fd9\u4e9b\u95ee\u9898\uff0c\u5e76\u5e2e\u52a9\u91ca\u653e\u88ab\u5360\u7528\u7684\u5185\u5b58\u8d44\u6e90\u3002<\/li>\n<\/ol>\n

    \u603b\u7ed3\uff1a\u901a\u8fc7\u4f18\u5316\u548c\u8c03\u6574Linux\u7cfb\u7edf\u7684\u5185\u5b58\u4f7f\u7528\uff0c\u6211\u4eec\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u5e76\u5ef6\u957f\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u3002\u4ece\u591a\u4e2a\u65b9\u9762\u5165\u624b\uff0c\u5305\u62ec\u8bbe\u7f6eSwap\u5206\u533a\u3001\u51cf\u5c11\u5185\u5b58\u6cc4\u6f0f\u3001\u8c03\u6574\u5185\u6838\u53c2\u6570\u3001\u4f18\u5316\u5e94\u7528\u7a0b\u5e8f\u7b49\uff0c\u53ef\u4ee5\u4f7f\u7cfb\u7edf\u66f4\u52a0\u9ad8\u6548\u5730\u5229\u7528\u5185\u5b58\u8d44\u6e90\u3002<\/p>\n

    \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u4f18\u5316\u548c\u8c03\u6574Linux\u7cfb\u7edf\u7684\u5185\u5b58\u4f7f\u7528\u4ee5\u63d0\u9ad8\u6027\u80fd\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":"

    \u5982\u4f55\u4f18\u5316\u548c\u8c03\u6574linux\u7cfb\u7edf\u7684\u5185\u5b58\u4f7f\u7528\u4ee5\u63d0\u9ad8\u6027\u80fd \u6458\u8981\uff1aLinux\u662f\u4e00\u79cd\u5e38\u7528\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c\u4f46\u5728\u957f\u65f6\u95f4\u8fd0\u884c\u540e\u53ef\u80fd\u4f1a\u9047\u5230\u6027\u80fd\u4e0b\u964d\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u65b9\u6cd5\u6765\u4f18\u5316\u548c\u8c03\u6574Linux\u7cfb\u7edf\u7684\u5185\u5b58\u4f7f\u7528\uff0c\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u3002 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