以下以sshd服务为例
systemctl enable sshd.service //让sshd服务开机启动
systemctl disable sshd //不让开机启动,可不加.service
systemctl status sshd //查看启停状态
systemctl stop sshd //停止服务
systemctl start sshd //启动服务
systemctl restart sshd //重启服务
systemctl is-enabled sshd //检查服务是否开机自启
如下显示enabled,该服务为开机自启
[root@localhost ~]# systemctl is-enabled sshd
enabled
其他systemctl的具体介绍参考此贴
linux中systemd服务介绍