HDFS-4165. Faulty sanity check in FsDirectory.unprotectedSetQuota. Contributed by Binglin Chang.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407245 13f79535-47bb-0310-9956-ffa450edef68
HDFS-3990.  NN's health report has severe performance problems (daryn)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407333 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4048. Use ERROR instead of INFO for volume failure logs. Contributed by Stephen Chu


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407345 13f79535-47bb-0310-9956-ffa450edef68
YARN-183. Clean up fair scheduler code. Contributed by Sandy Ryza.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407433 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4782. NLineInputFormat skips first line of last InputSplit (Mark Fuhs via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407505 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4266. remove Ant remnants from MR (tgraves via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407551 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4162. Some malformed and unquoted HTML strings are returned from datanode web ui. Contributed by Darek Dagit.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407556 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4080. Add a separate logger for block state change logs to enable turning off those logs. Contributed by Kihwal Lee.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407566 13f79535-47bb-0310-9956-ffa450edef68
Moving HDFS-4080 to Incompatible Change section.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407567 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-7115. Add a cache for getpwuid_r and getpwgid_r calls (tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407577 13f79535-47bb-0310-9956-ffa450edef68
YARN-206. TestApplicationCleanup.testContainerCleanup occasionally fails. (jlowe via jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407606 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9020. Add a SASL PLAIN server (daryn via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407622 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-8860. Split MapReduce and YARN sections in documentation navigation. (tomwhite via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407658 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-8860. Amendment to CHANGES.txt (tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407662 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4666. JVM metrics for history server. (jlowe via jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407669 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4774. JobImpl does not handle asynchronous task events in FAILED state (jlowe via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1407679 13f79535-47bb-0310-9956-ffa450edef68
Add new files missed from HADOOP-8860 commit.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1408288 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4751. AM stuck in KILL_WAIT for days (vinodkv via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1408314 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4787. TestJobMonitorAndPrint is broken (Rob Parker via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1408355 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4425. Speculation + Fetch failures can lead to a hung job (jlowe via bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1408360 13f79535-47bb-0310-9956-ffa450edef68