url收集
Java AI & NLP Resources
http://www.meta-guide.com/home/ai-engine/java-resources

cloudera cdh 4
http://archive.cloudera.com/cdh4/cdh/4/

CDH4 高可用集群指南:
http://savagegarden.iteye.com/blog/1464504

hbase:
http://pwcrab.blog.163.com/blog/static/16990382220107241043883/

Chukwa0.5的安装:
http://hi.baidu.com/zhangxinandala/item/db5d8adc22bab0d5241f4017