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Posted to mapreduce-dev@hadoop.apache.org by "Karam Singh (JIRA)" <ji...@apache.org> on 2009/07/07 10:28:15 UTC
[jira] Created: (MAPREDUCE-722) More slots are getting reserved for
HiRAM job tasks then required
More slots are getting reserved for HiRAM job tasks then required
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Key: MAPREDUCE-722
URL: https://issues.apache.org/jira/browse/MAPREDUCE-722
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: contrib/capacity-sched
Environment: Cluster MR capacity=248/248 Map slot size=1500 mb and reduce slot size=2048 mb. Total number of nodes=124
4 queues each having Capacity=25% User Limit=100%.
Reporter: Karam Singh
Submitted a normal job with map=124=reduces
After submitted High RAM with maps=31=reduces map.memory=1800 reduce.memory=2800
Again 3 job maps=124=reduces
total of 248 slots were reserved for both maps and reduces for High Job which much higher then required.
Is observed in Hadoop 0.20.0
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[jira] Resolved: (MAPREDUCE-722) More slots are getting reserved
for HiRAM job tasks then required
Posted by "Hemanth Yamijala (JIRA)" <ji...@apache.org>.
[ https://issues.apache.org/jira/browse/MAPREDUCE-722?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hemanth Yamijala resolved MAPREDUCE-722.
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Resolution: Fixed
Fix Version/s: 0.21.0
Hadoop Flags: [Reviewed]
I just committed this. Thanks, Vinod !
> More slots are getting reserved for HiRAM job tasks then required
> -----------------------------------------------------------------
>
> Key: MAPREDUCE-722
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-722
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: contrib/capacity-sched
> Environment: Cluster MR capacity=248/248 Map slot size=1500 mb and reduce slot size=2048 mb. Total number of nodes=124
> 4 queues each having Capacity=25% User Limit=100%.
> Reporter: Karam Singh
> Assignee: Vinod K V
> Fix For: 0.21.0
>
> Attachments: MAPREDUCE-722.1.txt, MAPREDUCE-722.txt
>
>
> Submitted a normal job with map=124=reduces
> After submitted High RAM with maps=31=reduces map.memory=1800 reduce.memory=2800
> Again 3 job maps=124=reduces
> total of 248 slots were reserved for both maps and reduces for High Job which much higher then required.
> Is observed in Hadoop 0.20.0
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