Seamless nginx upgrade

Introduction: This is a detailed page for seamless nginx upgrade. It introduces the knowledge, skills, experience, and some PHP Source Code related to PhP.

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Http://nginx.org/en/download.html
Wget http://nginx.org/download/nginx-0.9.7.tar.gz

First back up/usr/local/webserver/nginx/CONF/nginx. conf

#/Usr/local/webserver/nginx/sbin/nginx-V
Nginx/0.8.15

---- Installation Configuration

Tar zxvf nginx-0.9.7.tar.gz

CD nginx-0.9.7

./Configure -- user = WWW -- group = WWW -- prefix =/usr/local/webserver/nginx -- with-http_stub_status_module -- with-http_ssl_module

Then make, but do not make install

Back up old nginx files
MV/usr/local/webserver/nginx/sbin/nginx. Old

After compilation, there is an nginx execution file under the objs directory. After the nginx CP under the new objs is written to sbin, execute:
CP objs/nginx/usr/local/webserver/nginx/sbin/nginx

Run the/usr/local/webserver/nginx/sbin/nginx-t test.

---- Start a new one and turn off the old one
Change nginx. PID to nginx. PID. oldbin and start the new nginx
# Kill-usr2 'cat/usr/local/webserver/nginx. pid'
Exit the old one.
# Kill-Quit 'cat/usr/local/webserver/nginx. PID. oldbin'

---- The upgrade is complete.
#/Usr/local/webserver/nginx/sbin/nginx-V

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