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Hudson commented on YARN-1010: ------------------------------ FAILURE: Integrated in Hadoop-Yarn-trunk #350 (See [https://builds.apache.org/job/Hadoop-Yarn-trunk/350/]) YARN-1010. FairScheduler: decouple container scheduling from nodemanager heartbeats. (Wei Yan via Sandy Ryza) (sandy: http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1528192) * /hadoop/common/trunk/hadoop-yarn-project/CHANGES.txt * /hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/AppSchedulable.java * /hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSSchedulerApp.java * /hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FairScheduler.java * /hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FairSchedulerConfiguration.java * /hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFSSchedulerApp.java * /hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.java > FairScheduler: decouple container scheduling from nodemanager heartbeats > ------------------------------------------------------------------------ > > Key: YARN-1010 > URL: https://issues.apache.org/jira/browse/YARN-1010 > Project: Hadoop YARN > Issue Type: Improvement > Components: scheduler > Affects Versions: 2.1.0-beta > Reporter: Alejandro Abdelnur > Assignee: Wei Yan > Priority: Critical > Fix For: 2.3.0 > > Attachments: YARN-1010.patch, YARN-1010.patch > > > Currently scheduling for a node is done when a node heartbeats. > For large cluster where the heartbeat interval is set to several seconds this > delays scheduling of incoming allocations significantly. > We could have a continuous loop scanning all nodes and doing scheduling. If > there is availability AMs will get the allocation in the next heartbeat after > the one that placed the request. -- This message was sent by Atlassian JIRA (v6.1#6144)