centos7 docker 卸载

环境centos7

卸载过程：

• yum list installed | grep docker

[root@iZwz96ddwhet5yr56ffxmlZ ~]# yum list installed | grep docker
.x86_64                 1.2.6-3.3.el7                  @docker-ce-stable
docker-ce.x86_64                     3:19.03.2-3.el7                @docker-ce-stable
docker-ce-cli.x86_64                 1:19.03.2-3.el7                @docker-ce-stable

• yum remove -y .x86_64 docker-ce.x86_64 docker-ce-cli.x86_64

• rm -rf /var/lib/docker