重启命令

V1.09+（当前版本v1.15）

systemctl restart nginx php-fpm mysqld postfix dovecot amavisd

V1.06

centos7

service php-fpm restart
service nginx restart
service mysqld restart
systemctl restart postfix dovecot amavisd

centos6

service php-fpm restart
service nginx restart
service mysqld restart
service dovecot restart
service postfix restart
service amavisd restart

也可以直接重启服务器，重启后会直接启动所有的组件，如果是网页打不开，就重启下nginx就可以了