3.1. Patch Information for Hadoop

Hadoop is based on Apache Hadoop 2.2.0 and includes the following additional patches:

  • HDFS-5257:addBlock() retry should return LocatedBlock with locations else client will get AIOBE

  • HDFS-5089: When a LayoutVersion supports SNAPSHOT, it must support FSIMAGE_NAME_OPTIMIZATION.

  • Datanodes fail to register with namenode due to minimum version check.


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