http://docs.hortonworks.com/HDPDocuments/Ambari-2.0.0.0/Ambari_Doc_Suite/ADS_v200.html#ref-2b6244d6-8736-40fa-bcf9-e8629c3d9c9e
http://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.2.4/index.html
http://blog.csdn.net/poisonchry/article/details/37726663
原文：http://www.cnblogs.com/kuipertan/p/4510869.html