\`\`\`shell # centos安装docker yum remove docker docker-common docker-selinux docker-engine yum install -y yum-utils device-mapper-persistent-data lvm2 yum-config-manager --add-repo https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo yum makecache fast # docker 17之后区分企业版，社区版 yum list docker-ce --showduplicates \| sort -r yum -y install docker-ce docker-ce-cli containerd.io yum -y install docker-ce-20.10.9 #20.10.9指的是docker的版本 # 镜像可能会失效，失效后会调用默认仓库 mkdir /etc/docker/ cat \> /etc/docker/daemon.json \<