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https://issues.apache.org/jira/browse/MAPREDUCE-30?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Harsh J resolved MAPREDUCE-30.
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Resolution: Invalid
The sort factor works as intended. This was probably fixed a while ago.
> setting io.sort.factor does not have effect?
> --------------------------------------------
>
> Key: MAPREDUCE-30
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-30
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Reporter: Runping Qi
>
> I have a m/r job with 84000 mappers.
> I set io.sort.factor to 200.
> The reducers still generates 800+ merged files, not 400+ I expected.
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