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https://issues.apache.org/jira/browse/MAPREDUCE-1981?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tom White updated MAPREDUCE-1981:
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Status: Open (was: Patch Available)
This looks like it would still be useful, but the patch has fallen out of date.
Also, how's this related to MAPREDUCE-2349 (if at all)?
> Improve getSplits performance by using listFiles, the new FileSystem API
> ------------------------------------------------------------------------
>
> Key: MAPREDUCE-1981
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-1981
> Project: Hadoop Map/Reduce
> Issue Type: Improvement
> Components: job submission
> Reporter: Hairong Kuang
> Assignee: Hairong Kuang
> Attachments: mapredListFiles.patch, mapredListFiles1.patch,
> mapredListFiles2.patch, mapredListFiles3.patch, mapredListFiles4.patch,
> mapredListFiles5.patch
>
>
> This jira will make FileInputFormat and CombinedFileInputForm to use the new
> API, thus reducing the number of RPCs to HDFS NameNode.
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