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Linux运维常用的20个命令!

  • 2026-06-27 22:38:44
Linux运维常用的20个命令!

对于Linux运维人员来说，工作中往往会遇到各式各样的问题或故障，遇到问题不可怕，关键是要从中学会如何解决及应对。
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总结了20个常用的Linux命令

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一个老师为了哄学生开心,把自己逼成了 Linux 内核 I/O 专家

软件测试提升技能之Linux命令大全.不会Linux的测试工程师不是一个好的测试员:

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  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=a5343fd8a3cfa3359e6259f44a6d67a5
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  1. CONNECT:[ UseTime:0.000355s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000578s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.004104s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.009726s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000627s ]
  6. SELECT * FROM `set` [ RunTime:0.009563s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000582s ]
  8. SELECT * FROM `article` WHERE `id` = 500878 LIMIT 1 [ RunTime:0.033259s ]
  9. UPDATE `article` SET `lasttime` = 1783016400 WHERE `id` = 500878 [ RunTime:0.000735s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 67 LIMIT 1 [ RunTime:0.003050s ]
  11. SELECT * FROM `article` WHERE `id` < 500878 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.030869s ]
  12. SELECT * FROM `article` WHERE `id` > 500878 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.009939s ]
  13. SELECT * FROM `article` WHERE `id` < 500878 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.018757s ]
  14. SELECT * FROM `article` WHERE `id` < 500878 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.042610s ]
  15. SELECT * FROM `article` WHERE `id` < 500878 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.048996s ]
0.304982s