http://blog.csdn.net/senaku/article/details/2225943
http://blog.csdn.net/an74520/article/details/9838789
http://blog.csdn.net/u013339851/article/details/23127431
http://blog.csdn.net/an74520/article/details/17555555
---------------------------------------------------------------------
http://blog.csdn.net/an74520/article/category/1278299
http://blog.csdn.net/u010693617/article/details/8989037
http://ju.outofmemory.cn/tag/elasticsearch?page=3