sudo yum install -y yum-utils device-mapper-persistent-data lvm2
sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
sudo yum install docker-ce docker-ce-cli containerd.io
sudo yum install docker-ce docker-ce-cli
sudo systemctl start docker
docker --version
开机自启
sudo systemctl enable docker