docker 安装与 卸载

卸载

yum -y remove docker-ce docker-cli-io containerd.io
rm -rf var /var/lib/docker
yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine

安装需要的软件包

yum install -y yum-utils

设置阿里镜像仓库

yum-config-manager \
    --add-repo \
    https://mirrors.aliyun.com/linux/centos/docker-ce.repo

官方镜像仓库

$ sudo yum install -y yum-utils
$ sudo yum-config-manager \
    --add-repo \
    https://download.docker.com/linux/centos/docker-ce.repo

更新 yum 软件包索引

yum makecach fast

安装 Docker CE

yum install docker-ce docker-ce-cli containerd.io

启动 docker

systemctl start docker

开机自启

[root@izwz95v2vdwv6q9rjg69x7z ~]# systemctl enable docker