YARN-926. Modified ContainerManagerProtcol APIs to take in requests for multiple containers. Contributed by Jian He.
MAPREDUCE-5412. Update MR app to use multiple containers API of ContainerManager after YARN-926. Contributed by Jian He.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1506391 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9763. Extends LightWeightGSet to support eviction of expired elements. Contributed by Tsz Wo (Nicholas) SZE.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1506405 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5020. Make DatanodeProtocol#blockReceivedAndDeleted idempotent. Contributed by Jing Zhao.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1506421 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9762. RetryCache utility for implementing RPC retries. Contributed by Suresh Srinivas.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1506426 13f79535-47bb-0310-9956-ffa450edef68
Fixing CHANGES.txt in hdfs

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1506560 13f79535-47bb-0310-9956-ffa450edef68
YARN-968. RM admin commands don't work. Contributed by Vinod Kumar Vavilapalli.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1506675 13f79535-47bb-0310-9956-ffa450edef68
YARN-873. YARNClient.getApplicationReport(unknownAppId) returns a null report (Xuan Gong via bikas)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1506732 13f79535-47bb-0310-9956-ffa450edef68
YARN-875. Application can hang if AMRMClientAsync callback thread has exception (Xuan Gong via bikas)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1506750 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5213. Re-assess TokenCache methods marked @Private. (kkambatl via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1506758 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9701. mvn site ambiguous links in hadoop-common. (kkambatl via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1506762 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5024. Make DatanodeProtocol#commitBlockSynchronization idempotent. Contributed by Arpit Agarwal.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1506789 13f79535-47bb-0310-9956-ffa450edef68
YARN-688. Fixed NodeManager to properly cleanup containers when it is shut down. Contributed by Jian He.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1506814 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5251. Reducer should not implicate map attempt if it has insufficient space to fetch map output. Contributed by Ashwin Shankar


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1507104 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5386. Ability to refresh history server job retention and job cleaner settings. Contributed by Ashwin Shankar


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1507135 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9773. TestLightWeightCache should not set size limit to zero when testing it.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1507165 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4979. Implement retry cache on Namenode. Contributed by Suresh Srinivas.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1507170 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5016. Deadlock in pipeline recovery causes Datanode to be marked dead. Contributed by Suresh Srinivas.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1507189 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9756. Remove the deprecated getServer(..) methods from RPC.  Contributed by Junping Du


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1507259 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5034.  Remove debug prints from GetFileLinkInfo (Andrew Wang via Colin Patrick McCabe)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1507369 13f79535-47bb-0310-9956-ffa450edef68
reverting HDFS-5034 because jenkins did not run on it

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1507373 13f79535-47bb-0310-9956-ffa450edef68