CDH3 update 5 is now available by Arvind Prabhakar
From the post:
We are happy to announce the general availability of CDH3 update 5. This update is a maintenance release of CDH3 platform and provides a considerable amount of bug-fixes and stability enhancements. Alongside these fixes, we have also included a few new features, most notable of which are the following:
- Flume 1.2.0 – Provides a durable file channel and many more features over the previous release.
- Hive AvroSerDe – Replaces the Haivvreo SerDe and provides robust support for Avro data format.
- WebHDFS – A full read/write REST API to HDFS.
Maintenance release. Installation is good practice before major releases.