Nginx Start stop

View Nginx process ps-ef|grep nginx

If it is on, it will appear similar to the following

Root 2700 1 0 09:35? 00:00:00 Nginx:master Process Nginx-c/etc/nginx/nginx.conf
Nginx 2701 2700 0 09:35? 00:00:00 Nginx:worker Process

If it's not turned on

/usr/local/nginx-1.8.0/sbin/nginx-c/usr/local/nginx-1.8.0/conf/nginx.conf

Specify the configuration file with-C or do not specify

/usr/local/nginx-1.8.0/sbin/nginx-t-c/usr/local/nginx-1.8.0/conf/nginx.conf

-T to test if the configuration file is correct

[Email protected] sbin]#/usr/local/nginx-1.8.0/sbin/nginx-t-c/usr/local/nginx-1.8.0/conf/nginx.conf
Nginx:the configuration file/usr/local/nginx-1.8.0/conf/nginx.conf syntax is OK
Nginx:configuration file/usr/local/nginx-1.8.0/conf/nginx.conf Test is successful

After opening

[Email protected] sbin]# Ps-ef|grep Nginx
Root 5198 1 0 09:45? 00:00:00 Nginx:master process/usr/local/nginx-1.8.0/sbin/nginx-c/usr/local/nginx-1.8.0/conf/nginx.conf
www 5199 5198 0 09:45? 00:00:00 Nginx:worker Process
Root 5204 2612 0 09:45 pts/0 00:00:00 grep nginx

calmly stop kill-quit master process number

Fast Stop Kill-term main process number

Force Stop kill-9 Nginx

If the PID file path is configured nginx.conf, if not, in the logs directory

Kill-Signal type '/usr/local/nginx-1.8.0/logs/nginx.pid '

Finish modifying the configuration file /usr/local/nginx-1.8.0/sbin/nginx-s Reload

Upgrade

1. Replace the old program file with the new program first

2, KILL-USR2 the old version of the program's main process number or process file name

At this point the old Nginx master process will rename its process file to. oldbin, then execute the new version of Nginx, at which time the old and the newer versions run simultaneously

3, Kill-winch old version main process number

4. Start new/old worker process without overloading configuration

Kill-hup old/New version main process number

Calmly close the old/new process

Kill-quit old/New process number

Close old/new processes quickly

Kill-term old/New process number

Nginx Start stop