https://github.com/ihrwein/webhdfs

https://tiborbenke.blogs.balabit.com/2013/11/the-syslog-ng-in-the-hadoop-era/

https://github.com/prezi/logbox

http://docs.mongodb.org/ecosystem/tools/hadoop/#hadoop-connector

http://opentsdb.net/docs/build/html/index.html

http://docs.mongodb.org/ecosystem/tutorial/getting-started-with-hadoop/