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Sunil G commented on YARN-2305: ------------------------------- No. Its a capacity scheduler. I could collect logs from Andreina for same. I will take over and analyze for Capacity Scheduler. {noformat} 2014-07-15 16:56:50,720 INFO org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainerImpl: container_1405414066690_0023_01_000129 Container Transitioned from NEW to RESERVED 2014-07-15 16:56:50,720 INFO org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue: Reserved container application attempt=appattempt_1405414066690_0023_000001 resource=<memory:2048, vCores:1> queue=a: capacity=0.5, absoluteCapacity=0.5, usedResources=<memory:7168, vCores:4>, usedCapacity=0.875, absoluteUsedCapacity=0.4375, numApps=1, numContainers=4 node=host: host-10-18-40-14:45026 #containers=4 available=1024 used=7168 clusterResource=<memory:16384, vCores:16> 2014-07-15 16:56:50,720 INFO org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ParentQueue: Re-sorting assigned queue: root.a stats: a: capacity=0.5, absoluteCapacity=0.5, usedResources=<memory:9216, vCores:5>, usedCapacity=1.125, absoluteUsedCapacity=0.5625, numApps=1, numContainers=5 2014-07-15 16:56:50,720 INFO org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ParentQueue: assignedContainer queue=root usedCapacity=1.0625 absoluteUsedCapacity=1.0625 used=<memory:17408, vCores:10> cluster=<memory:16384, vCores:16> {noformat} > When a container is in reserved state then total cluster memory is displayed > wrongly. > ------------------------------------------------------------------------------------- > > Key: YARN-2305 > URL: https://issues.apache.org/jira/browse/YARN-2305 > Project: Hadoop YARN > Issue Type: Bug > Components: resourcemanager > Affects Versions: 2.4.1 > Reporter: J.Andreina > Assignee: Hong Zhiguo > Attachments: Capture.jpg > > > ENV Details: > ========= > 3 queues : a(50%),b(25%),c(25%) ---> All max utilization is set to > 100 > 2 Node cluster with total memory as 16GB > TestSteps: > ========= > Execute following 3 jobs with different memory configurations for > Map , reducer and AM task > ./yarn jar wordcount-sleep.jar -Dmapreduce.job.queuename=a > -Dwordcount.map.sleep.time=2000 -Dmapreduce.map.memory.mb=2048 > -Dyarn.app.mapreduce.am.resource.mb=1024 -Dmapreduce.reduce.memory.mb=2048 > /dir8 /preempt_85 (application_1405414066690_0023) > ./yarn jar wordcount-sleep.jar -Dmapreduce.job.queuename=b > -Dwordcount.map.sleep.time=2000 -Dmapreduce.map.memory.mb=2048 > -Dyarn.app.mapreduce.am.resource.mb=2048 -Dmapreduce.reduce.memory.mb=2048 > /dir2 /preempt_86 (application_1405414066690_0025) > > ./yarn jar wordcount-sleep.jar -Dmapreduce.job.queuename=c > -Dwordcount.map.sleep.time=2000 -Dmapreduce.map.memory.mb=1024 > -Dyarn.app.mapreduce.am.resource.mb=1024 -Dmapreduce.reduce.memory.mb=1024 > /dir2 /preempt_62 > Issue > ===== > when 2GB memory is in reserved state totoal memory is shown as > 15GB and used as 15GB ( while total memory is 16GB) > -- This message was sent by Atlassian JIRA (v6.2#6252)