CentOS 安装 Docker 并设置开机启动

install-docker-on-centos.md

1. 删除旧版

sudo yum remove docker docker-common  docker-selinux  docker-engine

2. 安装库

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

3. 配置stable repo

sudo yum-config-manager --add-repo  https://download.docker.com/linux/centos/docker-ce.repo

4. 安装

sudo yum install docker-ce

5. 启动

sudo systemctl start docker

6. 开机启动

sudo systemctl enable docker

7 . hello world

sudo docker run hello-world