卸载
1、查询安装过的包
[root@node1 ~]# yum list installed |grep docker Repodata is over 2 weeks old. Install yum-cron? Or run: yum makecache fast containerd.io.x86_64 1.2.2-3.el7 @docker-ce-stable docker-ce.x86_64 3:18.09.1-3.el7 @docker-ce-stable docker-ce-cli.x86_64 1:18.09.1-3.el7 @docker-ce-stable [root@node1 ~]# yum list i
