移除旧版本docker

sudo yum remove docker
docker-client
docker-client-latest
docker-common
docker-latest
docker-latest-logrotate
docker-logrotate
docker-engine

配置docker yum源。

sudo yum install -y yum-utils
sudo yum-config-manager
–add-repo
http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

安装 最新 docker

sudo yum install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin

启动& 开机启动docker； enable + start 二合一

systemctl enable docker --now

配置加速

sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-‘EOF’
{
“registry-mirrors”: [
“https://mirror.ccs.tencentyun.com”
]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker