docker安装与卸载

centos7安装docker

安装依赖包

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

添加Docker软件包源

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

更新yum包索引（这步可以没有）

yum makecache fast

安装Docker CE

yum install docker-ce 

启动docker

systemctl start docker
systemctl stop docker
systemctl enbale docker

卸载docker

systemctl stop docker
systemctl diable docker
yum remove docker-ce
rm -rf /var/lib/docker

官 方 安 装 文 档 ： https://docs.docker.com/engine/installation/linux/docker- ce/centos/#docker-ee-customers