$ sudo yum remove docker ???????? docker-client ???????? docker-client-latest ???????? docker-common ???????? docker-latest ???????? docker-latest-logrotate ???????? docker-logrotate ???????? docker-selinux ???????? docker-engine-selinux ???????? docker-enginex
$ sudo yum remove docker \???????? docker-client \???????? docker-client-latest \???????? docker-common \???????? docker-latest \???????? docker-latest-logrotate \???????? docker-logrotate \???????? docker-selinux \???????? docker-engine-selinux \???????? docker-enginesudo yum install -y yum-utils device-mapper-persistent-data lvm2x
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-config-manager \    --add-repo \    https://download.docker.com/linux/centos/docker-ce.reposudo yum makecache fast
sudo yum -y install docker-cesudo yum makecache fastsudo yum -y install docker-ceyum list docker-ce --showduplicates | sort -ryum list docker-ce --showduplicates | sort -r$ sudo systemctl start docker$ sudo systemctl start dockerdocker -vdocker -vsystemctl enable dockersystemctl enable dockersudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-‘EOF‘
{
  "registry-mirrors": ["https://2f1vlmvh.mirror.aliyuncs.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart dockersudo mkdir -p /etc/dockersudo tee /etc/docker/daemon.json <<-‘EOF‘{  "registry-mirrors": ["https://2f1vlmvh.mirror.aliyuncs.com"]}EOFsudo systemctl daemon-reloadsudo systemctl restart docker原文:https://www.cnblogs.com/huazheng/p/13378835.html