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Posted to mapreduce-dev@hadoop.apache.org by "groot (Jira)" <ji...@apache.org> on 2022/08/02 21:22:00 UTC

[jira] [Created] (MAPREDUCE-7401) Optimize liststatus for better performance by using recursive listing

groot created MAPREDUCE-7401:
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             Summary: 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: groot
            Assignee: groot


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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