执行以下命令安装依赖包

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

添加yum软件源

yum-config-manager \
--add-repo \
https://download.docker.com/linux/centos/docker-ce.repo

安装 Docker CE

yum install docker-ce docker-ce-cli containerd.io
#启动docker
systemctl start docker

重启Docker服务

systemctl daemon-reload
systemctl restart docker