{"id":26694,"date":"2025-11-04T12:28:39","date_gmt":"2025-11-04T04:28:39","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-cn\/hong-kong-server-unexpected-shutdowns-fixes-prevention\/"},"modified":"2025-11-04T13:47:53","modified_gmt":"2025-11-04T05:47:53","slug":"hong-kong-server-unexpected-shutdowns-fixes-prevention","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-cn\/blog\/hong-kong-server-unexpected-shutdowns-fixes-prevention\/","title":{"rendered":"\u9999\u6e2f\u670d\u52a1\u5668\u5f02\u5e38\u5173\u673a\uff1a\u89e3\u51b3\u65b9\u6848\u4e0e\u9884\u9632\u63aa\u65bd"},"content":{"rendered":"\n<p>\u5bf9\u4e8e\u5728\u9999\u6e2f\u7ba1\u7406\u57fa\u7840\u8bbe\u65bd\u7684\u6280\u672f\u56e2\u961f\u800c\u8a00\uff0c\u670d\u52a1\u5668\u5f02\u5e38\u5173\u673a\u7edd\u975e\u5c0f\u6545\u969c\u2014\u2014\u800c\u662f\u4e25\u91cd\u7684\u4e1a\u52a1\u4e2d\u65ad\u3002\u65e0\u8bba\u662f\u8fd0\u884c\u670d\u52a1\u5668\u6258\u7ba1\u67b6\u6784\uff0c\u8fd8\u662f\u4f9d\u8d56\u670d\u52a1\u5668\u79df\u7528\u670d\u52a1\uff0c\u8fd9\u7c7b\u505c\u673a\u90fd\u53ef\u80fd\u6270\u4e71\u8de8\u5883\u4e1a\u52a1\u3001\u635f\u574f\u6570\u636e\u6d41\u5e76\u524a\u5f31\u7528\u6237\u4fe1\u4efb\u3002\u5176\u6839\u672c\u539f\u56e0\u5f80\u5f80\u4e0e\u9999\u6e2f\u72ec\u7279\u7684\u6280\u672f\u751f\u6001\u76f8\u5173\uff1a\u4f5c\u4e3a\u56fd\u9645\u4e92\u8054\u67a2\u7ebd\uff0c\u8fd9\u91cc\u5b58\u5728<a href=\"https:\/\/www.varidata.com\/zh-cn\/blog\/liquid-cooling-in-high-density-cn2-servers-deep-dive\/\" target=\"_blank\">\u9ad8\u5bc6\u5ea6\u670d\u52a1\u5668<\/a>\u90e8\u7f72\u53ca\u7279\u5b9a\u6c14\u5019\u6311\u6218\u3002\u672c\u6587\u5c06\u62c6\u89e3\u8fd9\u4e9b\u5173\u673a\u95ee\u9898\u7684\u6280\u672f\u672c\u8d28\uff0c\u63d0\u4f9b\u9488\u5bf9\u6027\u7684\u4fee\u590d\u65b9\u6848\u548c\u4e3b\u52a8\u7b56\u7565\u3002\u9996\u5148\u4ece\u57fa\u7840\u5165\u624b\uff1a\u4e86\u89e3\u4f60\u7684<a href=\"https:\/\/www.varidata.com\/zh-cn\/server\/hk\/\" target=\"_blank\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u4e3a\u4f55\u4f1a\u7a81\u7136\u65ad\u7535\u3002\u6211\u4eec\u5c06\u56f4\u7ed5\u9999\u6e2f\u670d\u52a1\u5668\u5f02\u5e38\u5173\u673a\u3001\u670d\u52a1\u5668\u6258\u7ba1\u95ee\u9898\u3001\u670d\u52a1\u5668\u79df\u7528\u6545\u969c\u6392\u67e5\u53ca\u670d\u52a1\u5668\u5173\u673a\u89e3\u51b3\u65b9\u6848\u5c55\u5f00\u63a2\u8ba8\u3002<\/p>\n<h2><strong>\u9999\u6e2f\u670d\u52a1\u5668\u7a81\u7136\u65ad\u7535\u7684\u6280\u672f\u6839\u6e90<\/strong><\/h2>\n<p>\u4e0e\u666e\u901a\u670d\u52a1\u5668\u95ee\u9898\u4e0d\u540c\uff0c\u9999\u6e2f\u7684\u73af\u5883\u589e\u52a0\u4e86\u591a\u5c42\u590d\u6742\u6027\u3002\u8ba9\u6211\u4eec\u4ece\u6280\u672f\u89d2\u5ea6\u5256\u6790\u4e3b\u8981\u8bf1\u56e0\u3002<\/p>\n<h3>1. 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3+\u673a\u623f\u627f\u8bfa\u53cc\u8def\u4f9b\u7535\uff0c\u4f46\u65ad\u7535\u65f6\u4e3b\u7535\u6e90\u4e0e\u53d1\u7535\u673a\u7684\u5feb\u901f\u5207\u6362\u53ef\u80fd\u5bfc\u81f4\u7535\u538b\u9aa4\u964d\uff0c\u89e6\u53d1\u670d\u52a1\u5668PSU\u4fdd\u62a4\u3002<\/li>\n<li>\u7a7a\u8c03\u6545\u969c\uff1a\u9999\u6e2f\u9ad8\u5bc6\u5ea6\u6570\u636e\u4e2d\u5fc3\uff08\u7a7a\u95f4\u7d27\u5f20\uff09\u7684\u7a7a\u8c03\u8bbe\u5907\u53ef\u80fd\u56e0\u8d1f\u8f7d\u8fc7\u5927\u800c\u5931\u6548\uff0c\u5bfc\u81f4\u5c40\u90e8\u6e29\u5347\u8d85\u8fc7\u670d\u52a1\u5668\u51b7\u5374\u80fd\u529b\u3002<\/li>\n<li>\u4eba\u4e3a\u5931\u8bef\uff1a\u670d\u52a1\u5668\u6258\u7ba1\u7ef4\u62a4\u671f\u95f4\uff08\u5982\u673a\u67b6\u91cd\u65b0\u914d\u7f6e\uff09\uff0c\u610f\u5916\u65ad\u5f00\u7535\u6e90\u5206\u914d\u5355\u5143\uff08PDU\uff09\u6216\u8fdc\u7a0b\u7ba1\u7406\u63a5\u53e3\uff08IPMI\/iDRAC\uff09\u914d\u7f6e\u9519\u8bef\uff0c\u90fd\u53ef\u80fd\u5f15\u53d1\u975e\u9884\u671f\u5173\u673a\u3002<\/li>\n<\/ul>\n<h2><strong>\u5206\u6b65\u89e3\u51b3\uff1a\u8ba9\u9999\u6e2f\u670d\u52a1\u5668\u6062\u590d\u8fd0\u884c<\/strong><\/h2>\n<p>\u9047\u5230\u5f02\u5e38\u5173\u673a\u65f6\uff0c\u7ed3\u6784\u5316\u7684\u6280\u672f\u54cd\u5e94\u80fd\u6700\u5927\u9650\u5ea6\u51cf\u5c11\u505c\u673a\u65f6\u95f4\u3002\u4ee5\u4e0b\u662f\u8bca\u65ad\u548c\u89e3\u51b3\u95ee\u9898\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3>1. 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\u8bca\u65ad\u8f6f\u4ef6\u5c42\u9762\u539f\u56e0\uff08\u82e5\u53ef\u8fdc\u7a0b\u8bbf\u95ee\uff09<\/h3>\n<p>\u6392\u9664\u673a\u623f\u95ee\u9898\u540e\uff0c\u6df1\u5165\u5206\u6790\u7cfb\u7edf\u65e5\u5fd7\uff1a<\/p>\n<ol>\n<li>\u83b7\u53d6\u5173\u673a\u65f6\u95f4\u6233\uff1a\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u67e5\u770b<code>\/var\/log\/syslog<\/code>\u6216<code>\/var\/log\/messages<\/code>\u4e2d\u5173\u673a\u65f6\u95f4\u524d\u540e\u7684\u8bb0\u5f55\u3002\u7559\u610f&#8221;\u70ed\u4e8b\u4ef6&#8221;\u3001&#8221;OOM\u6740\u6b7b&#8221;\u6216&#8221;\u5185\u6838\u5d29\u6e83&#8221;\u7b49\u4fe1\u606f\u3002<\/li>\n<li>\u5206\u6790\u8fdb\u7a0b\u6570\u636e\uff1a\u4f7f\u7528<code>lastcomm<\/code>\uff08Linux\uff09\u6216\u4e8b\u4ef6\u8ffd\u8e2a\uff08Windows\uff09\u8bc6\u522b\u5173\u673a\u524d\u6d88\u8017\u8fc7\u591a\u8d44\u6e90\u7684\u8fdb\u7a0b\u3002\u4e0e\u8ba1\u5212\u4efb\u52a1\uff08cron\u4f5c\u4e1a\u3001\u4efb\u52a1\u8ba1\u5212\u7a0b\u5e8f\uff09\u5bf9\u6bd4\uff0c\u786e\u8ba4\u662f\u5426\u4e0e\u505c\u673a\u65f6\u95f4\u91cd\u5408\u3002<\/li>\n<li>\u68c0\u67e5\u6076\u610f\u8f6f\u4ef6\u75d5\u8ff9\uff1a\u8fd0\u884c\u5185\u5b58\u53d6\u8bc1\u5de5\u5177\uff08\u5982Volatility\uff09\u626b\u63cf\u53ef\u7591\u8fdb\u7a0b\u3002\u67e5\u770b\u5173\u673a\u524d<code>netstat<\/code>\u65e5\u5fd7\u4e2d\u7684\u5f02\u5e38\u7f51\u7edc\u8fde\u63a5\u3002<\/li>\n<\/ol>\n<h3>3. \u6392\u67e5\u786c\u4ef6\u6545\u969c\uff08\u8fdc\u7a0b\u6216\u7269\u7406\u8bbf\u95ee\uff09<\/h3>\n<p>\u786c\u4ef6\u95ee\u9898\u9700\u8981\u7cfb\u7edf\u6d4b\u8bd5\uff1a<\/p>\n<ol>\n<li>\u4f7f\u7528\u5e26\u5916\u7ba1\u7406\uff1a\u8bbf\u95eeIPMI\/iDRAC\u63a5\u53e3\u67e5\u770b\u786c\u4ef6\u65e5\u5fd7\u3002\u7559\u610f&#8221;\u7535\u6e90\u4f9b\u5e94\u6545\u969c&#8221;\u3001&#8221;\u98ce\u6247\u8f6c\u901f\u4e34\u754c&#8221;\u6216&#8221;\u78c1\u76d8SMART\u9519\u8bef&#8221;\u7b49\u8b66\u62a5\u3002<\/li>\n<li>\u9694\u79bb\u6d4b\u8bd5\u7ec4\u4ef6\uff1a\u5bf9\u4e8e\u670d\u52a1\u5668\u6258\u7ba1\u67b6\u6784\uff0c\u82e5\u6709\u5907\u7528\u7535\u6e90\uff0c\u53ef\u66f4\u6362PSU\u4ee5\u6392\u9664\u4f9b\u7535\u95ee\u9898\u3002\u505c\u673a\u671f\u95f4\u8fd0\u884c\u5185\u5b58\u6d4b\u8bd5\uff08\u5982MemTest86\uff09\u548c\u78c1\u76d8\u68c0\u67e5\uff08HDD\/SSD\u7528<code>smartctl<\/code>\uff09\u3002<\/li>\n<li>\u76d1\u63a7\u6563\u70ed\u6027\u80fd\uff1a\u90e8\u7f72\u4e34\u65f6\u4f20\u611f\u5668\u6216\u4f7f\u7528\u5185\u7f6eBMC\u5de5\u5177\u8ddf\u8e2a\u8d1f\u8f7d\u4e0b\u7684CPU\/\u5185\u5b58\u6e29\u5ea6\u3002\u4e0e\u9999\u6e2f\u73af\u5883\u6e29\u5ea6\u5bf9\u6bd4\u2014\u2014CPU\u6e29\u5ea6\u8d85\u8fc780\u00b0C\u901a\u5e38\u8868\u660e\u51b7\u5374\u5b58\u5728\u95ee\u9898\u3002<\/li>\n<\/ol>\n<h3>4. \u89e3\u51b3\u7f51\u7edc\u76f8\u5173\u7684\u5173\u673a\u95ee\u9898<\/h3>\n<p>\u7f51\u7edc\u89e6\u53d1\u56e0\u7d20\u9700\u8981\u6df1\u5ea6\u6570\u636e\u5305\u5206\u6790\u548c\u914d\u7f6e\u68c0\u67e5\uff1a<\/p>\n<ol>\n<li>\u67e5\u770b\u9632\u706b\u5899\/IPS\u65e5\u5fd7\uff1a\u68c0\u67e5\u53ef\u80fd\u56e0\u7279\u5b9a\u6d41\u91cf\u6a21\u5f0f\u89e6\u53d1\u5173\u673a\u7684\u89c4\u5219\u3002\u7559\u610f&#8221; flood\u4fdd\u62a4&#8221;\u6216&#8221;DDoS\u7f13\u89e3\u6fc0\u6d3b&#8221;\u7b49\u8bb0\u5f55\u3002<\/li>\n<li>\u5206\u6790BGP\u548c\u8def\u7531\u6570\u636e\uff1a\u4f7f\u7528<code>bgpctl<\/code>\u6216\u8def\u7531\u5668\u4eea\u8868\u76d8\u68c0\u67e5\u5173\u673a\u524d\u540e\u7684\u8def\u7531\u6296\u52a8\u6216\u4f1a\u8bdd\u91cd\u7f6e\u3002\u4e0e\u5168\u7403\u8def\u7531\u8868\uff08\u5982\u901a\u8fc7RIPEstat\uff09\u5bf9\u6bd4\uff0c\u786e\u8ba4\u533a\u57df\u7a33\u5b9a\u6027\u3002<\/li>\n<li>\u66f4\u65b0\u7f51\u5361\u56fa\u4ef6\uff1a\u5728\u9999\u6e2f\u7684\u9ad8\u541e\u5410\u91cf\u73af\u5883\u4e2d\uff0c\u8fc7\u65f6\u7684\u7f51\u5361\u9a71\u52a8\/\u56fa\u4ef6\u662f\u5e38\u89c1\u95ee\u9898\u3002\u5237\u5199\u81f3\u6700\u65b0\u7a33\u5b9a\u7248\u672c\uff0c\u91cd\u70b9\u5173\u6ce8\u4e22\u5305\u5904\u7406\u76f8\u5173\u4fee\u590d\u3002<\/li>\n<\/ol>\n<h3>5. \u9a8c\u8bc1\u6570\u636e\u5b8c\u6574\u6027\u5e76\u6062\u590d\u8fd0\u8425<\/h3>\n<p>\u89e3\u51b3\u6839\u672c\u539f\u56e0\u540e\uff0c\u786e\u4fdd\u6ca1\u6709\u53d1\u751f\u6570\u636e\u635f\u574f\uff1a<\/p>\n<ol>\n<li>\u68c0\u67e5\u6587\u4ef6\u7cfb\u7edf\u4e00\u81f4\u6027\uff1a\u8fd0\u884c<code>fsck<\/code>\uff08Linux\uff09\u6216<code>chkdsk<\/code>\uff08Windows\uff09\u4fee\u590d\u5f02\u5e38\u5173\u673a\u5bfc\u81f4\u7684\u4e0d\u4e00\u81f4\u3002<\/li>\n<li>\u9a8c\u8bc1\u6570\u636e\u5e93\u5b8c\u6574\u6027\uff1a\u5bf9\u4e8eSQL\/NoSQL\u6570\u636e\u5e93\uff0c\u8fd0\u884c\u5185\u7f6e\u4fee\u590d\u5de5\u5177\uff08\u5982<code>mysqlcheck<\/code>\u3001MongoDB\u7684<code>repairDatabase<\/code>\uff09\u4fee\u590d\u635f\u574f\u7684\u8868\u6216\u96c6\u5408\u3002<\/li>\n<li>\u6d4b\u8bd5\u8de8\u5883\u8fde\u63a5\uff1a\u6a21\u62df\u76ee\u6807\u533a\u57df\uff08\u5982\u4e2d\u56fd\u5185\u5730\u3001\u4e1c\u5357\u4e9a\uff09\u7684\u6d41\u91cf\uff0c\u786e\u4fdd\u670d\u52a1\u5668\u5904\u7406\u56fd\u9645\u8bf7\u6c42\u65f6\u65e0\u7a33\u5b9a\u6027\u95ee\u9898\u3002<\/li>\n<\/ol>\n<h2><strong>\u4e3b\u52a8\u9884\u9632\uff1a\u4fdd\u6301\u9999\u6e2f\u670d\u52a1\u5668\u7a33\u5b9a\u8fd0\u884c<\/strong><\/h2>\n<p>\u9884\u9632\u5173\u673a\u9700\u8981\u9488\u5bf9\u9999\u6e2f\u57fa\u7840\u8bbe\u65bd\u7684\u7b56\u7565\u3002\u4ee5\u4e0b\u662f\u5f3a\u5316\u67b6\u6784\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3>1. \u9488\u5bf9\u9999\u6e2f\u73af\u5883\u4f18\u5316\u786c\u4ef6<\/h3>\n<ul>\n<li>\u90e8\u7f72\u8010\u5019\u7ec4\u4ef6\uff1a\u9009\u62e9\u5bbd\u7535\u538b\u5bb9\u5dee\u7684PSU\uff0c\u4ee5\u53ca\u9ad8\u6e7f\u5ea6\u9002\u914d\u7684SSD\u3002\u9009\u7528\u5e26\u5197\u4f59\u98ce\u6247\u548c\u6563\u70ed\u7247\u7684\u670d\u52a1\u5668\uff0c\u6563\u70ed\u7247\u5c3a\u5bf8\u9700\u9002\u914d35\u00b0C\u4ee5\u4e0a\u73af\u5883\u6e29\u5ea6\u3002<\/li>\n<li>\u5b9e\u65bd\u5b9e\u65f6\u76d1\u63a7\uff1a\u4f7f\u7528Prometheus\u7b49\u5de5\u5177\u642d\u914d\u786c\u4ef6\u6307\u6807\u5bfc\u51fa\u5668\uff08\u6e29\u5ea6\u3001\u7535\u538b\u3001\u98ce\u6247\u8f6c\u901f\uff09\u3002\u5728\u4e34\u754c\u9608\u503c\u768470%\u5904\u8bbe\u7f6e\u8b66\u62a5\uff0c\u4ee5\u4fbf\u5728\u5173\u673a\u524d\u53d1\u73b0\u95ee\u9898\u3002<\/li>\n<li>\u5b89\u6392\u9884\u9632\u6027\u7ef4\u62a4\uff1a\u9999\u6e2f\u9ad8\u6e29\u6708\u4efd\uff085-10\u6708\uff09\u589e\u52a0\u786c\u4ef6\u68c0\u67e5\u9891\u7387\u3002\u6bcf3-4\u5e74\u66f4\u6362PSU\u548c\u98ce\u6247\uff0c\u5373\u4f7f\u5b83\u4eec\u770b\u4f3c\u6b63\u5e38\u3002<\/li>\n<\/ul>\n<h3>2. \u8f6f\u4ef6\u52a0\u56fa\u4e0e\u81ea\u52a8\u5316<\/h3>\n<ul>\n<li>\u7a33\u5b9a\u5185\u6838\u4e0e\u9a71\u52a8\uff1a\u4f7f\u7528\u957f\u671f\u652f\u6301\uff08LTS\uff09\u5185\u6838\u7248\u672c\uff0c\u5305\u542b\u7f51\u7edc\u548c\u70ed\u7ba1\u7406\u7684\u56de\u6eaf\u4fee\u590d\u3002\u9664\u975e\u5728\u9999\u6e2f\u7f51\u7edc\u73af\u5883\u4e2d\u7ecf\u8fc7\u5145\u5206\u6d4b\u8bd5\uff0c\u5426\u5219\u907f\u514d\u4f7f\u7528\u81ea\u5b9a\u4e49\u6a21\u5757\u3002<\/li>\n<li>\u9650\u5236\u8d44\u6e90\u7ade\u4e89\uff1a\u4e3a\u975e\u5173\u952e\u8fdb\u7a0b\u8bbe\u7f6e\u4e25\u683c\u7684cgroups\uff08Linux\uff09\u6216\u8d44\u6e90\u8c03\u63a7\u5668\u7b56\u7565\uff08Windows\uff09\u3002\u4f7f\u7528<code>systemd-cgtop<\/code>\u76d1\u63a7\u5e76\u9650\u5236\u8d44\u6e90\u5360\u7528\u5927\u6237\u3002<\/li>\n<li>\u81ea\u52a8\u5316\u6062\u590d\uff1a\u914d\u7f6e watchdog\u8ba1\u65f6\u5668\uff08\u5982<code>watchdogd<\/code>\uff09\u5728 kernel\u5d29\u6e83\u65f6\u91cd\u542f\uff0c\u4f46\u9700\u914d\u5408\u811a\u672c\u5148\u6355\u83b7\u5d29\u6e83\u8f6c\u50a8\u3002\u4e3a\u5173\u952e\u5de5\u4f5c\u8d1f\u8f7d\u8bbe\u7f6e\u81ea\u52a8\u6545\u969c\u8f6c\u79fb\u81f3\u5907\u7528\u8282\u70b9\u3002<\/li>\n<\/ul>\n<h3>3. \u7f51\u7edc\u5f39\u6027\u5de5\u7a0b<\/h3>\n<ul>\n<li>\u591a\u6837\u5316\u7f51\u7edc\u8def\u5f84\uff1a\u4f7f\u7528\u591a\u4e2a\u4e0a\u6e38\u63d0\u4f9b\u5546\uff0c\u9009\u62e9\u9999\u6e2f\u4e0d\u540c\u63a5\u5165\u70b9\uff08PoP\uff09\u4ee5\u907f\u514d\u5355\u70b9\u6545\u969c\u3002\u914d\u7f6eBGP\u8def\u7531\u6620\u5c04\uff0c\u5728\u533a\u57df\u4e2d\u65ad\u65f6\u4f18\u5148\u9009\u62e9\u7a33\u5b9a\u8def\u5f84\u3002<\/li>\n<li>\u4f18\u5316DDoS\u9632\u62a4\uff1a\u4e0e\u670d\u52a1\u5546\u534f\u4f5c\uff0c\u8c03\u6574\u9488\u5bf9\u9999\u6e2f\u6d41\u91cf\u6a21\u5f0f\u7684\u7f13\u89e3\u9608\u503c\u3002\u542f\u7528&#8221;\u4f18\u96c5\u964d\u7ea7&#8221;\u6a21\u5f0f\uff0c\u5728\u653b\u51fb\u671f\u95f4\u9650\u6d41\u800c\u975e\u5173\u673a\u3002<\/li>\n<li>\u76d1\u63a7\u7f51\u7edc\u5065\u5eb7\uff1a\u90e8\u7f72Nagios\u6216Zabbix\u7b49\u5de5\u5177\u8ddf\u8e2a\u56fd\u9645\u94fe\u8def\u7684\u4e22\u5305\u3001\u5ef6\u8fdf\u548c\u6296\u52a8\u3002\u4e3a\u975e\u5178\u578b\u6d41\u91cf\u5cf0\u503c\u8bbe\u7f6e\u5f02\u5e38\u68c0\u6d4b\u3002<\/li>\n<\/ul>\n<h3>4. 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