帮助启动类命令

启动docker

systemctl start docker

停止docker

systemctl stop docker

重启docker

systemctl restart Docker

查看docker状态

systemctl status docker

开机启动

systemctl enable docker

查看docker概要信息

docker info

查看docker总体帮助文档

docker --help

查看docker命令帮助文档

docker 具体命令 --help