CentOS 7设置开机启动服务 开机自启动启动nginx服务设置开机自启动停止开机自启动查看服务当前状态重新启动服务 开机自启动 systemctl enable nginx.service 启动nginx服务 systemctl start nginx.service 设置开机自启动 systemctl enable nginx.service 停止开机自启动 systemctl disable nginx.service 查看服务当前状态 systemctl status nginx.service 重新启动服务 systemctl restart nginx.service