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https://issues.apache.org/jira/browse/MAPREDUCE-3230?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Karam Singh updated MAPREDUCE-3230:
-----------------------------------
Summary: Data Local maps information not coming on Job client CLI or in
JobHistory (was: Data Local maps information not coming Job client CLI or in
JobHistory )
> Data Local maps information not coming on Job client CLI or in JobHistory
> ---------------------------------------------------------------------------
>
> Key: MAPREDUCE-3230
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-3230
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mrv2
> Affects Versions: 0.23.0
> Reporter: Karam Singh
>
> Size of cluster is 350 NMs.
> I have topology.node.switch.mapping.impl is set to enable rack-locality.
> Ran randomwriter/sort and scan jobs.
> Both jobs ran
> Launched map tasks=16800
> On Job client sort says -:
> Launched map tasks=16800
> Launched reduce tasks=700
> Other local map tasks=10
> Rack-local map tasks=16790
> On Job client scan says -:
> Launched map tasks=16800
> Other local map tasks=50
> Rack-local map tasks=16750
> JobHistory files also does having information of Data Local Maps
> There is information data local maps, last month, when I checked out code
> branch-0.23
> data local maps was coming
> e.g.
> For sort it was with 349 NMs-:
> Launched map tasks=16754
> Launched reduce tasks=700
> Other local map tasks=48
> Data-local map tasks=16459
> Rack-local map tasks=248
> For scan it was with 349 NMs -:
> Launched map tasks=16752
> Other local map tasks=27
> Data-local map tasks=16532
> Rack-local map tasks=193
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