linux上安装docker

                                    linux上安装docker

1.安装docker需要的依赖

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

2.设置yum源

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

3.执行以下命令，更新yum的包索引

 sudo yum makecache fast

4.安装最新版本的docker Ce

sudo yum install docker-ce

5.启动docker 

sudo systemctl start docker

6.设置开启自启动

systemctl enable docker

7.配置镜像加速器

sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": ["https://i1j5vxml.mirror.aliyuncs.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker

8.查看docker版本

docker version

9.docker详细命令请参考下面的链接

https://www.runoob.com/docker/docker-command-manual.html