yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo 或 yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo 1. 2. 3. 更新yum软件包索引 yum makecache fast 1. 安装docker 安装指定版本: yum list docker-ce.x86_64...