How to restart, start and stop nginx in Linux / set boot self-start

1. Start

/usr/local/nginx/sbin/nginx -c /usr/local/nginx/conf/nginx.conf
startup code format: nginx installation directory address -c nginx configuration file address

For example:

[root@localhost ~]# /usr/local/nginx/sbin/nginx -c /usr/local/nginx/conf/nginx.conf

Two, stop

There are three ways to stop nginx:

1. Stop calmly
(1) Check the process number: ps -ef|grep nginx

[root@localhost ~]# ps -ef|grep nginx

 (2) Kill the process: kill -quit xxxx
 142804 is the number of the process

[root@localhost ~]# kill -quit 142804

 2. Quick stop
(1) Check the process number: ps -ef|grep nginx

[root@localhost ~]# ps -ef|grep nginx

 

(2) Kill the process: kill -term xxxx/ kill -int xxxx
142804 is the number of the process

[root@localhost ~]# kill -term 142804
或
[root@localhost ~]# kill -int 142804

 3. Force stop: pkill -9 nginx

[root@localhost ~]# pkill -9 nginx

3. Restart

1. Verify whether the nginx configuration file is correct
(1) Method 1: Enter the nginx installation directory sbin, enter the command ./nginx -t
to see the following display

nginx.conf syntax is ok

nginx.conf test is successful

The description configuration file is correct!

[root@localhost ~]# cd /usr/local/nginx/sbin
[root@localhost sbin]# ./nginx -t

  (2) Method 2: Add -t before the startup command -c

[root@localhost sbin]# /usr/local/nginx/sbin/nginx -t -c /usr/local/nginx/conf/nginx.conf

 2. Restart the nginx service
(1) Method 1: Enter the nginx installation directory sbin, and enter the command ./nginx -s reload

[root@localhost ~]# cd /usr/local/nginx/sbin
[root@localhost sbin]# ./nginx -s reload

(2) Method 2: Find the current nginx process number, and then enter the command: kill -HUP process number to restart the nginx service