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https://issues.apache.org/jira/browse/MAPREDUCE-7401?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17640795#comment-17640795
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ASF GitHub Bot commented on MAPREDUCE-7401:
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steveloughran closed pull request #4677: MAPREDUCE-7401. Optimize liststatus 
for better performance by using recursive listing
URL: https://github.com/apache/hadoop/pull/4677




> Optimize liststatus for better performance by using recursive listing
> ---------------------------------------------------------------------
>
>                 Key: MAPREDUCE-7401
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-7401
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>    Affects Versions: 3.3.3
>            Reporter: Ashutosh Gupta
>            Assignee: Ashutosh Gupta
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 40m
>  Remaining Estimate: 0h
>
> This change adds recursive listing APIs to FileSystem. The purpose is to 
> enable different FileSystem implementations optimize on the listStatus calls 
> if they can. Default implementation is provided for normal FileSystem 
> implementation which does level by level listing for each directory.



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