TragicJun的专栏

http://hortonworks.com/blog/moving-hadoop-beyond-batch-with-apache-yarn/ 分析Hadoop YARN出现的原因，主要的角度是SQL in Hadoop；http://blog.cloudera.com/blog/2013/05/cloudera-development-kit-cdk/  此前Cloudera推出Clouder

http://blog.cloudera.com/blog/2012/01/an-update-on-apache-hadoop-1-0/ Cloudera Blog上的这篇文章描述了Apache Projects通常的branching策略。回顾了Hadoop因为没有严格遵照这种策略而造成版本混乱的历史。

http://radar.oreilly.com/2014/07/questioning-the-lambda-architecture.html