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sanford ryza <sandy@apache.org> in hadoop

MAPREDUCE-5130. Fix mapred-default.xml after bad merge.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1619930 13f79535-47bb-0310-9956-ffa450edef68

MAPREDUCE-5130. Add missing job config options to mapred-default.xml (Ray Chiang via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1619631 13f79535-47bb-0310-9956-ffa450edef68

MAPREDUCE-5130. Add missing job config options to mapred-default.xml (Ray Chiang via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1619626 13f79535-47bb-0310-9956-ffa450edef68

YARN-2313. Livelock can occur in FairScheduler when there are lots of running apps (Tsuyoshi Ozawa via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1612770 13f79535-47bb-0310-9956-ffa450edef68

YARN-2313. Livelock can occur in FairScheduler when there are lots of running apps (Tsuyoshi Ozawa via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612769 13f79535-47bb-0310-9956-ffa450edef68

YARN-2323. FairShareComparator creates too many Resource objects (Hong Zhiguo via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1612188 13f79535-47bb-0310-9956-ffa450edef68

YARN-2323. FairShareComparator creates too many Resource objects (Hong Zhiguo via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1612187 13f79535-47bb-0310-9956-ffa450edef68

YARN-2250. FairScheduler.findLowestCommonAncestorQueue returns null when queues not identical (Krisztian Horvath via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.5@1607874 13f79535-47bb-0310-9956-ffa450edef68

YARN-2250. FairScheduler.findLowestCommonAncestorQueue returns null when queues not identical (Krisztian Horvath via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1607873 13f79535-47bb-0310-9956-ffa450edef68

YARN-2250. FairScheduler.findLowestCommonAncestorQueue returns null when queues not identical (Krisztian Horvath via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1607872 13f79535-47bb-0310-9956-ffa450edef68

YARN-2111. In FairScheduler.attemptScheduling, we don't count containers as assigned if they have 0 memory but non-zero cores (Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1605115 13f79535-47bb-0310-9956-ffa450edef68

YARN-2111. In FairScheduler.attemptScheduling, we don't count containers as assigned if they have 0 memory but non-zero cores (Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1605113 13f79535-47bb-0310-9956-ffa450edef68

HADOOP-10688. Expose thread-level FileSystem StatisticsData (Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1602519 13f79535-47bb-0310-9956-ffa450edef68

HADOOP-10688. Expose thread-level FileSystem StatisticsData (Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1602516 13f79535-47bb-0310-9956-ffa450edef68

YARN-1913. With Fair Scheduler, cluster can logjam when all resources are consumed by AMs (Wei Yan via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1599401 13f79535-47bb-0310-9956-ffa450edef68

YARN-1913. With Fair Scheduler, cluster can logjam when all resources are consumed by AMs (Wei Yan via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1599400 13f79535-47bb-0310-9956-ffa450edef68

YARN-596. Use scheduling policies throughout the queue hierarchy to decide which containers to preempt (Wei Yan via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1598198 13f79535-47bb-0310-9956-ffa450edef68

YARN-596. Use scheduling policies throughout the queue hierarchy to decide which containers to preempt (Wei Yan via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1598197 13f79535-47bb-0310-9956-ffa450edef68

YARN-2105. Fix TestFairScheduler after YARN-2012. (Ashwin Shankar via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1597903 13f79535-47bb-0310-9956-ffa450edef68

YARN-2105. Fix TestFairScheduler after YARN-2012. (Ashwin Shankar via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597902 13f79535-47bb-0310-9956-ffa450edef68

YARN-2073. Fair Scheduler: Add a utilization threshold to prevent preempting resources when cluster is free (Karthik Kambatla via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1597210 13f79535-47bb-0310-9956-ffa450edef68

YARN-2073. Fair Scheduler: Add a utilization threshold to prevent preempting resources when cluster is free (Karthik Kambatla via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597209 13f79535-47bb-0310-9956-ffa450edef68

YARN-2012. Fair Scheduler: allow default queue placement rule to take an arbitrary queue (Ashwin Shankar via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1597205 13f79535-47bb-0310-9956-ffa450edef68

YARN-2012. Fair Scheduler: allow default queue placement rule to take an arbitrary queue (Ashwin Shankar via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1597204 13f79535-47bb-0310-9956-ffa450edef68

HADOOP-10614. CBZip2InputStream is not threadsafe (Xiangrui Meng via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-1@1595525 13f79535-47bb-0310-9956-ffa450edef68

HADOOP-10614. CBZip2InputStream is not threadsafe (Xiangrui Meng via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1595523 13f79535-47bb-0310-9956-ffa450edef68

HADOOP-10614. CBZip2InputStream is not threadsafe (Xiangrui Meng via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1595521 13f79535-47bb-0310-9956-ffa450edef68

YARN-2042. String shouldn't be compared using == in QueuePlacementRule#NestedUserQueue#getQueueForApp (Chen He via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1594486 13f79535-47bb-0310-9956-ffa450edef68

YARN-2042. String shouldn't be compared using == in QueuePlacementRule#NestedUserQueue#getQueueForApp (Chen He via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1594482 13f79535-47bb-0310-9956-ffa450edef68

YARN-1986. In Fifo Scheduler, node heartbeat in between creating app and attempt causes NPE (Hong Zhiguo via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.4@1594479 13f79535-47bb-0310-9956-ffa450edef68