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https://issues.apache.org/jira/browse/MAPREDUCE-5195?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Devaraj K updated MAPREDUCE-5195:
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Summary: Job doesn't utilize all the available cluster resources with
CombineFileInputFormat (was: Job doesn't utilize all the cluster resources
with CombineFileInputFormat)
> Job doesn't utilize all the available cluster resources with
> CombineFileInputFormat
> -----------------------------------------------------------------------------------
>
> Key: MAPREDUCE-5195
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-5195
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: job submission
> Affects Versions: 0.23.7, 2.0.5-beta, 2.0.4-alpha
> Reporter: Devaraj K
>
> If we enable delay scheduling in resource manager and the submitted job is
> using CombineFileInputFormat then this job is not able to use the all the
> available resources in the cluster, running most of the maps in only some
> nodes and other nodes resources are idle.
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