1.确定系统cat /etc/redhat-release2.卸载旧版本sudo dnf remove docker \ docker-client \ docker-client-latest \ docker-common \ docker-latest \ docker-latest-logrotate \ docker-logrotate \ docker-engine3.安装 Docker 所需依赖sudo dnf -y install yum-utils device-mapper-persistent-data lvm24.配置 Docker 镜像源sudo yum-config-manager --add-repo https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo或使用 Docker 官方源速度较慢需要翻墙sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo安装 Docker Enginesudo dnf makecache sudo dnf -y install docker-ce docker-ce-cli containerd.io启动并设置开机自启
