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Linux 启动全链路拆解,运维必看核心原理

  • 2026-04-16 19:49:48
Linux 启动全链路拆解,运维必看核心原理

Linux 启动全链路拆解，运维必看核心原理

从上电到内核启动，一步步拆解 Linux 完整启动链路，吃透底层逻辑，运维进阶必备干货。
#linux #linux学习 #技术干货分享 #网络安全 #linux系统 #程序员 #编程 #运维 #计算机 #知识分享 #干货分享
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  1. CONNECT:[ UseTime:0.000373s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000502s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.002197s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.002000s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000602s ]
  6. SELECT * FROM `set` [ RunTime:0.000205s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000611s ]
  8. SELECT * FROM `article` WHERE `id` = 485462 LIMIT 1 [ RunTime:0.008778s ]
  9. UPDATE `article` SET `lasttime` = 1776374855 WHERE `id` = 485462 [ RunTime:0.000746s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 67 LIMIT 1 [ RunTime:0.001901s ]
  11. SELECT * FROM `article` WHERE `id` < 485462 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000572s ]
  12. SELECT * FROM `article` WHERE `id` > 485462 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.003907s ]
  13. SELECT * FROM `article` WHERE `id` < 485462 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.013238s ]
  14. SELECT * FROM `article` WHERE `id` < 485462 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.009646s ]
  15. SELECT * FROM `article` WHERE `id` < 485462 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.003047s ]
0.114534s