卸载旧版本

   sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine \
                  podman \
                  runc                 

需要的安装包

yum install -y yum-utils device-mapper-persistent-data lvm2

设置镜像仓库 （设置阿里开源镜像仓库地址）

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

更新yum软件包索引

yum makecache 

安装新版Docker相关源

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

启动docer

systemctl start docker
systemctl enable docker

测试Docker

docker run hello-world

卸载Docker

卸载依赖

yum remove docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin docker-ce-rootless-extras

删除资源

rm -rf /var/lib/docker 
rm -rf /var/lib/containerd