cloudera(CDH)官网介绍：安装包、离线包该如何下载、官方文档等介绍
http://www.aboutyun.com/thread-8908-1-1.html
(出处: about云开发)
进入CDH官网：
主页：
http://www.cloudera.com/content/cloudera/en/home.html
安装
https://www.cloudera.com/documentation/enterprise/5-5-x/topics/installation.html
document
https://www.cloudera.com/documentation.html