ssh root@192.168.137.2

vi /etc/selinux/config

Systemctl stop firewalld
systemctl disable firewalld

swapoff -a
vi /etc/fstab

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

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 install docker-ce docker-ce-cli containerd.io

systemctl enable docker
systemctl start docker

docker -v

sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.JSON <<-'EOF'
{
 "registry-mirrors": ["https://pmp7i8xs.mirror.aliyuncs.com"],
 "exec-opts": ["native.cgroupdriver=systemd"]
}
EOF

sudo systemctl daemon-reload
sudo systemctl restart docker