1、安装Docker

Ubuntu安装Docker

方案1：

sudo wget -qO- https://get.docker.com/ | sh

方案2：

sudo apt-get update
sudo apt-get install docker-engine

方案3：

sudo apt-get update
sudo apt-get install apt-transport-https ca-certificates
sudo apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 58118E89F3A912897C070ADBF76221572C52609D
sudo vi /etc/apt/sources.list.d/docker.list
        deb https://apt.dockerproject.org/repo ubuntu-xenial main
sudo apt-get update
sudo apt-get install docker-engine

启动docker 服务

sudo service docker start

CentOS安装Docker

更新yum命令资源

sudo yum update

安装docker

sudo yum install docker-engine

启动docker 服务

sudo systemctl enable docker.service
sudo systemctl start docker