HDFS-3680. Allow customized audit logging in HDFS FSNamesystem. Contributed by Marcelo Vanzin.


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Reverting initial commit of HDFS-3680 pending further comments.


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HDFS-4213. Add an API to hsync for updating the last block length at the namenode. Contributed by Jing Zhao


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MAPREDUCE-4836. Elapsed time for running tasks on AM web UI tasks page is 0. (Ravi Prakash via jeagles)

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HDFS-4247. saveNamespace should be tolerant of dangling lease (daryn)


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HDFS-4248. Renaming directories may incorrectly remove the paths in leases under the tree.  Contributed by daryn


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HDFS-3358. Specify explicitly that the NN UI status total is talking of persistent objects on heap. Contributed by Harsh J. (harsh)

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HDFS-4231. BackupNode: Introduce BackupState. Contributed by Konstantin Shvachko.

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YARN-72. NM should handle cleaning up containers when it shuts down. Contributed by Sandy Ryza.

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HADOOP-9090. Support on-demand publish of metrics. Contributed by Mostafa Elhemali.

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HDFS-4240. For nodegroup-aware block placement, when a node is excluded, the nodes in the same nodegroup should also be excluded.  Contributed by Junping Du


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HDFS-4243. When replacing an INodeDirectory, the parent pointers of the children of the child have to be updated to the new child.  Contributed by Jing Zhao


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HDFS-4234. Use generic code for choosing datanode in Balancer.


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HDFS-4199. Provide test for HdfsVolumeId. Contributed by Ivan A. Veselovsky.


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Move QJM-related backports into 2.0.3 release section in CHANGES.txt after backport to branch-2

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HADOOP-9103. UTF8 class does not properly decode Unicode characters outside the basic multilingual plane. Contributed by Todd Lipcon.

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HDFS-4238. Standby namenode should not do purging of shared storage edits. Contributed by Todd Lipcon.

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HADOOP-9070. Kerberos SASL server cannot find kerberos key. Contributed by Daryn Sharp.


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HDFS-4268. Remove redundant enum NNHAStatusHeartbeat.State. Contributed by Konstantin Shvachko.

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YARN-258. RM web page UI shows Invalid Date for start and finish times. Contributed by Ravi Prakash


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