nginx信号控制

TERM, INT

Quick shutdown

QUIT

Graceful shutdown  优雅的关闭进程,即等请求结束后再关闭

HUP

Configuration reload ,Start the new worker processes with

 a new configuration Gracefully shutdown the old worker processes

改变配置文件,平滑的重读配置文件

USR1

Reopen the log files重读日志,在日志按月/日分割时有用

USR2

Upgrade Executable on the fly平滑的升级

WINCH

Gracefully shutdown the worker processes优雅关闭旧的进程(配合USR2来进行升级)

具体语法:

Kill -信号选项 nginx的主进程号

Kill -HUP 4873

Kill -信号控制 'cat/xxx/path/log/nginx.pid'

Kill -USR1 'cat /xxx/path/log/nginx.pid'