CenTos7 docker 的安装和卸载

卸载

1.查询安装过的包

yum list installed | grep docker

docker-engine.x86_64                 17.03.0.ce-1.el7.centos         @dockerrepo

2.删除安装的软件包   

yum -y remove docker-engine.x86_64

3.删除镜像/容器等

rm -rf /var/lib/docker