系统环境
Centos7.8.2003
卸载旧版本
yum remove docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest-logrotate \
docker-selinux \
docker-engine-selinux \
docker-engine
安装依赖包
yum install -y yum-utils device-mapper-persistent-data lvm2
添加docker-repository
yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
查询docker可供安装版本
yum list docker-ce --showduplicates | sort -r
安装最新版本
yum install docker-ce docker-ce-cli containerd.io -y
启动服务与测试
systemctl start docker && systemctl status docker && systemctl enable docker
docker run hello-world
