MAPREDUCE-5009. Killing the Task Attempt slated for commit does not clear the value from the Task commitAttempt member (Robert Parker via jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1447969 13f79535-47bb-0310-9956-ffa450edef68
YARN-400. RM can return null application resource usage report leading to NPE in client (Jason Lowe via tgraves)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1448243 13f79535-47bb-0310-9956-ffa450edef68
YARN-236. RM should point tracking URL to RM web page when app fails to start (Jason Lowe via jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1448408 13f79535-47bb-0310-9956-ffa450edef68
Merge -r 1448596:1448597 from trunk to branch-2. Fixes: MAPREDUCE-4846. Some JobQueueInfo methods are public in MR1 but protected in MR2. Contributed by Sandy Ryza.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1448598 13f79535-47bb-0310-9956-ffa450edef68
Merge -r 1448601:1448602 from trunk to branch-2. Fixes: MAPREDUCE-5013. mapred.JobStatus compatibility: MR2 missing constructors from MR1. Contributed by Sandy Ryza.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1448604 13f79535-47bb-0310-9956-ffa450edef68
Merge -r 1448614:1448615 from trunk to branch. Fixes: MAPREDUCE-4951. Container preemption interpreted as task failure. Contributed by Sandy Ryza.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1448618 13f79535-47bb-0310-9956-ffa450edef68
Merge HDFS-4482. ReplicationMonitor thread can exit with NPE due to the race between delete and replication of same file. Contributed by Uma Maheswara Rao G.



git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1448716 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4222. Merge r1448801 from trunk

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1448805 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9267. hadoop -help, -h, --help should show usage instructions. Contributed by Andrew Wang.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1449162 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4304. Make FSEditLogOp.MAX_OP_SIZE configurable. Contributed by Colin Patrick McCabe.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1449219 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4269. DatanodeManager#registerDatanode rejects all datanode registrations
from localhost in single-node developer setup  (Contributed by Chris Nauroth)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1449256 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9279. Merging change r1449543 from trunk

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1449544 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-8569. CMakeLists.txt: define _GNU_SOURCE and _LARGEFILE_SOURCE. Contributed by Colin Patrick McCabe.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1449923 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9323. Merge change 1449977 from trunk

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1449979 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4235. When outputting XML, OfflineEditsViewer can't handle some edits containing non-ASCII strings. Contributed by Colin Patrick McCabe.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1449985 13f79535-47bb-0310-9956-ffa450edef68
YARN-390. Merge r1449980 from trunk.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1449986 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-7487. DF should throw a more reasonable exception when mount cannot be determined. Contributed by Andrew Wang.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1449994 13f79535-47bb-0310-9956-ffa450edef68
merge YARN-365 from trunk. Change NM heartbeat handling to not generate a scheduler event on each heartbeat. Contributed by Xuan Gong.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1450008 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9334. Merge change 1450463 from trunk

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HADOOP-8917. Merge 1450571 from trunk.

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