安装 Docker Engine on CentOS

1、卸载旧版

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

2。设置仓库 Set up the repository

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

3、安装 

sudo yum install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin

4、启动

sudo systemctl start docker

5、测试运行hello-world 镜像

sudo docker run hello-world

Install Docker Engine on CentOS | Docker Docs