Linux-CentOS上Docker的安装与卸载

    uname -r //Docker 要求 CentOS 系统的内核版本高于 3.10

    yum update

    yum install -y yum-utils device-mapper-persistent-data lvm2     //yum-util 提供yum-config-manager功能，另外两个是devicemapper驱动依赖的

    yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

    yum list docker-ce --showduplicates | sort -r

    sudo yum install docker-ce-19.03.9.ce

    systemctl start docker
    systemctl enable docker

    docker version

    yum remove docker  docker-common docker-selinux docker-engine