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别再死背 Linux 命令了!看完少走10年弯路

  • 2026-03-16 02:53:03
别再死背 Linux 命令了!看完少走10年弯路
Linux 作为服务器、运维、开发的核心系统，命令行操作是绕不开的门槛。很多人觉得 Linux 难，难就难在命令多、参数杂，但其实 80% 的日常操作只靠 20% 的核心命令就能完成。这篇指南把文件操作、权限管理、系统监控等高频命令整理得明明白白，收藏起来，新手也能快速入门。
Linux 的命令远不止这些，后续还会给大家整理进阶命令和实战案例，比如 Shell 脚本编写、服务器运维实操等。
关注我，后续持续分享 IT 技术干货，从零基础到熟练上手，带你一步步吃透 Linux！也欢迎在评论区留言，分享你最常用的 Linux 命令～
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  2. 运行时间 : 0.191154s [ 吞吐率：5.23req/s ] 内存消耗：4,449.54kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=2b8d89a704a3d4d9c2d1688b799ee03b
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  1. CONNECT:[ UseTime:0.001045s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001680s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.001929s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000715s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001818s ]
  6. SELECT * FROM `set` [ RunTime:0.000641s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001507s ]
  8. SELECT * FROM `article` WHERE `id` = 480183 LIMIT 1 [ RunTime:0.001059s ]
  9. UPDATE `article` SET `lasttime` = 1774606752 WHERE `id` = 480183 [ RunTime:0.021542s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 67 LIMIT 1 [ RunTime:0.000712s ]
  11. SELECT * FROM `article` WHERE `id` < 480183 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001245s ]
  12. SELECT * FROM `article` WHERE `id` > 480183 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001143s ]
  13. SELECT * FROM `article` WHERE `id` < 480183 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.004725s ]
  14. SELECT * FROM `article` WHERE `id` < 480183 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.003111s ]
  15. SELECT * FROM `article` WHERE `id` < 480183 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.012942s ]
0.192902s