docekr安装

yum install -y yum-utils device-mapper-persistent-data lvm2
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
sudo yum -y install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
systemctl start docker 
systemctl enable docker 

docker加速

sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": ["https://registry.cn-hangzhou.aliyuncs.com",
  "https://docker.m.daocloud.io"
  ],
  "exec-opts": ["native.cgroupdriver=systemd"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker
cat  /etc/docker/daemon.json
docker info

docker-compose安装

curl -L https://github.com/docker/compose/releases/download/v2.17.1/docker-compose-`uname -s`-`uname -m` > /usr/local/bin/docker-compose
chmod a+x /usr/local/bin/docker-compose
docker-compose version