软件	启动	停止	重启
Apache	systemctl start httpd	systemctl stop httpd	systemctl restart httpd
Nginx	systemctl start nginx	systemctl stop nginx	systemctl restart nginx
Mysql	systemctl start mysqld	systemctl stop mysqld	systemctl restart mysqld
php-fpm	systemctl start php-fpm	systemctl stop php-fpm	systemctl restart php-fpm