centos7安装docker

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sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine
sudo yum install -y yum-utils
sudo yum-config-manager \
    --add-repo \
    https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
sudo yum install docker-ce docker-ce-cli containerd.io -y

4.配置一个阿里云的docker镜像地址可以提升获取Docker官方镜像的速度 cr.console.aliyun.com/cn-hangzhou…

systemctl restart docker
#设置Docker开机自启动
systemctl enable docker 
#查看Docker的运行状态
systemctl status docker