Over at Wired magazine, Cade Metz writes that since Facebook’s Project Prism has developed two new software platforms to help Hadoop scale far past its current limitations.
In recent months, Facebook eliminated the single point of failure in the HDFS platform using a creation it calls AvatarNode, and the open source Hadoop project has followed with a similar solution known as HA NameNode, for high-availability. But that still left the single point of failure on MapReduce. Now, with Corona, Facebook has solved this as well.
Facebook plans to release the code to open source. Read the Full Story.