安装

卸载旧版本

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

安装所需的软件包

sudo yum install -y yum-utils \
  device-mapper-persistent-data \
  lvm2

设置阿里云仓库

sudo yum-config-manager \
    --add-repo \
    http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

安装

yum install -y docker-ce

关闭防火墙

## 关闭防火墙
systemctl stop firewalld

## 关闭开机自启动防火墙
systemctl disable firewalld

配置国内docker镜像加速

sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": ["https://vprqxxgq.mirror.aliyuncs.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker

docker启停命令

## 启动docker服务
sudo systemctl start docker

## 停止docker服务
sudo systemctl stop docker
## 其中如果提示【 warning：stopping docker.service，but it can still be activated by：docker.socket】请先执行下行命令
sudo systemctl stop docker.socket

## 重启docker服务
sudo systemctl restart docker