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IT运维人必备:Linux服务器CPU高如何解决小技巧,背下来你就牛了!

  • 2026-08-20 18:39:22
IT运维人必备:Linux服务器CPU高如何解决小技巧,背下来你就牛了!

服务器CPU突然飙到100%，业务告警刷屏，手忙脚乱敲命令却不知从何查起？别慌，CPU高是运维的“家常便饭”。

但真正的高手从不靠重启糊弄——他们脑子里有一套固定的“破案”流程：先看谁在跑，再看它为什么跑，最后决定是优化还是清理。

下面这几点实战小技巧，都是老运维从无数次凌晨告警里踩坑总结出来的，背下来，下次你就是那个最快止血的人！

本文来自网友投稿或网络内容，如有侵犯您的权益请联系我们删除，联系邮箱：wyl860211@qq.com 。

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  1. CONNECT:[ UseTime:0.001115s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.002197s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.003521s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.002905s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.002032s ]
  6. SELECT * FROM `set` [ RunTime:0.000852s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001732s ]
  8. SELECT * FROM `article` WHERE `id` = 510858 LIMIT 1 [ RunTime:0.002127s ]
  9. UPDATE `article` SET `lasttime` = 1787290496 WHERE `id` = 510858 [ RunTime:0.165843s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 67 LIMIT 1 [ RunTime:0.005379s ]
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