安装docker

网页

访问https://docs.docker.com/compose/install/

按照步骤进行安装，看清版本号(16.04)

**Prerequisites
Update your apt sources
注意在第七步的时候，应该将
deb https://apt.dockerproject.org/repo ubuntu-xenial main
修改为
deb [arch = amd64] https://apt.dockerproject.org/repo ubuntu-xenial main
Prerequisites by Ubuntu Version
Install
**

成功

看到hello Docker