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Karam Singh commented on YARN-4565: ----------------------------------- GridMix V3 Trace information with GridMix run settings for test Trace runs 760 jobs with settings: gridmix.client.pending.queue.depth=10, gridmix.job-submission.policy=REPLAY gridmix.client.submit.threads=5, gridmix.submit.multiplier=0.0001 gridmix.job.type=SLEEPJOB, mapreduce.framework.name=yarn gridmix.sleep.max-map-time=5000, gridmix.sleep.max-reduce-time=5000 gridmix.user.resolve.class=org.apache.hadoop.mapred.gridmix.RoundRobinUserResolver With Users file containing 4 users for RoundRobinUserResolver Debugging with [~wangda] > When sizeBasedWeight enabled for FairOrderingPolicy in CapacityScheduler, > Sometimes lead to situation where all queue resources consumed by AMs only > ---------------------------------------------------------------------------------------------------------------------------------------------------- > > Key: YARN-4565 > URL: https://issues.apache.org/jira/browse/YARN-4565 > Project: Hadoop YARN > Issue Type: Bug > Components: capacity scheduler, capacityscheduler > Affects Versions: 2.8.0, 2.7.1 > Reporter: Karam Singh > > When sizeBasedWeight enabled for FairOrderingPolicy in CapacityScheduler, > Sometimes lead to situation where all queue resources consumed by AMs only, > So from users perpective it appears that all application in queue are stuck, > whole queue capacity is comsumed by AMs -- This message was sent by Atlassian JIRA (v6.3.4#6332)