centos7安装，卸载docker

在网络通的情况下:yum install -y docker 2、检查docker安装情况：yum list installed | grep docker 3、启动docker容器：systemctl start docker.service 4、设置开启自启：systemctl enable docker.service 5、查看启动状态：systemctl status docker cen

>>阅读原文<<