虚拟机安装docker及docker依赖

安装docker要先安装docker依赖

yum install -y yum-utils device-mapper-persistent-data lvm2

2.设置安装源：yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

1. 安装docker

yum install docker-ce -y

2.启动docker服务

systemctl start docker

3.设置开机自启服务

systemctl enable docker

4.重启docker

systemctl restart docker

5.查看docker版本

docker info