1 卸载系统之前的docker sudo yum remove docker \ docker-client \ docker-client-latest \ docker-common \ docker-latest \ docker-latest-logrotate \ docker-logrotate \ docker-engine

    2 设置存储库 sudo yum install -y yum-utils sudo yum-config-manager \ —add-repo \ https://download.docker.com/linux/centos/docker-ce.repo

    3 安装DOCKER引擎 sudo yum install docker-ce docker-ce-cli containerd.io

    4 启动Docker sudo systemctl start docker

    5 配置镜像加速 sudo mkdir -p /etc/docker sudo tee /etc/docker/daemon.json <<-‘EOF’ { “registry-mirrors”: [“https://chqac97z.mirror.aliyuncs.com“] } EOF sudo systemctl daemon-reload sudo systemctl restart docker