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/trunk@1448597 13f79535-47bb-0310-9956-ffa450edef68
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/trunk@1448602 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4951. Container preemption interpreted as task failure. Contributed by Sandy Ryza.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1448615 13f79535-47bb-0310-9956-ffa450edef68
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/trunk@1448708 13f79535-47bb-0310-9956-ffa450edef68
amendment to HADOOP-9112 fix return codes (Surenkumar Nihalani via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1448745 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4222. NN is unresponsive and loses heartbeats from DNs when configured to use LDAP and LDAP has issues. Contributed by Xiaobo Peng and Suresh Srinivas.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1448801 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/trunk@1449161 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/trunk@1449218 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9279. Document the need to build hadoop-maven-plugins for eclipse and separate project builds. Contributed by Tsuyoshi Ozawa.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1449543 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/trunk@1449922 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4514. Add CLI for supporting snapshot rename, diff report, and snapshottable directory listing.  Contributed by Jing Zhao


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/HDFS-2802@1449956 13f79535-47bb-0310-9956-ffa450edef68
Merge r1448505 through r1449957 from trunk.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/HDFS-2802@1449976 13f79535-47bb-0310-9956-ffa450edef68