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https://issues.apache.org/jira/browse/HADOOP-3514?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Owen O'Malley updated HADOOP-3514:
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Summary: Reduce seeks during shuffle, by inline crcs and cacheing indexes
(was: Improve the map output handling at the tasktracker for shuffle)
> Reduce seeks during shuffle, by inline crcs and cacheing indexes
> ----------------------------------------------------------------
>
> Key: HADOOP-3514
> URL: https://issues.apache.org/jira/browse/HADOOP-3514
> Project: Hadoop Core
> Issue Type: Improvement
> Components: mapred
> Affects Versions: 0.18.0
> Reporter: Devaraj Das
> Assignee: Devaraj Das
> Fix For: 0.19.0
>
>
> A couple of improvements can be done to reduce the number of seeks in the
> files related to the map outputs.
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