Nginx pid error fix
If you use systemctl status nginx to check nginx status you may find a pid error appear on status panel. The words that appear may be : Can't open PID file /run/nginx.pid (yet?) after start: Operation not permitted Or Can't open PID file /var/run/nginx.pid (yet?) after start: No such file or directory This is becasue the pid file not generate before the nginx booted. The solution is to add following sentence into /usr/lib/systemd/system/nginx.service, it will let nginx wait 0.1s before executing the executable. ...