Preparing for release 0.23.9

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Preparing for 0.23.10 development

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svn merge -c 1499125 FIXES: MAPREDUCE-3193. FileInputFormat doesn't read files recursively in the input path dir. Contributed by Devaraj K


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HDFS-4984. Incorrect Quota counting in INodeFile. Contributed by Jing Zhao.

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HDFS-4972. Permission check and operation are done in a separate lock for getBlockLocations(). Contributed by Kihwal Lee.

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MAPREDUCE-5317. Stale files left behind for failed jobs. Contributed by Ravi Prakash


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Revert change 1503506 for MAPREDUCE-5317. Stale files left behind for failed jobs


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svn merge -c 1503957 FIXES: MAPREDUCE-5380. Invalid mapred command should return non-zero exit code. Contributed by Stephen Chu


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HDFS-4998. TestUnderReplicatedBlocks fails intermittently. Contributed by Kihwal Lee.

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HDFS-4943. WebHdfsFileSystem does not work when original file path has encoded chars. Contributed by Jerry He and Robert Parker.

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HADOOP-9748. Reduce blocking on UGI.ensureInitialized (daryn)


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HDFS-5010. Reduce the frequency of getCurrentUser() calls from namenode. Contributed by Kihwal Lee.

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MAPREDUCE-5317. Stale files left behind for failed jobs. Contributed by Ravi Prakash


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YARN-949. Failed log aggregation can leave a file open. Contributed by Kihwal Lee


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MAPREDUCE-5251. Reducer should not implicate map attempt if it has insufficient space to fetch map output. Contributed by Ashwin Shankar


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MAPREDUCE-1981. Improve getSplits performance by using listLocatedStatus. Contributed by Hairong Kuang and Jason Lowe


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svn merge -c 1507486 FIXES: MAPREDUCE-5419. TestSlive is getting FileNotFound Exception. Contributed by Robert Parker


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svn merge -c 1509900 FIXES: MAPREDUCE-5440. TestCopyCommitter Fails on JDK7. Contributed by Robert Parker


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svn merge -c 1509565. Merging from trunk to branch-0.23 to fix HDFS-5028.

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YARN-1031. JQuery UI components reference external css in branch-23 (jeagles)

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