docker安装CE版本

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

安装docker-ce 的源

1. yum-config-manger --add ......

2. curl https://download.docker.com/linux/centos/docker-ce.repo  -o  /etc/yum.repos.d/docker-ce.repo

# ll /etc/yum.repos.d/

#yum install -y docker-ce  

#systemctl start docker

# systemctl enable docker

# docker version