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https://issues.apache.org/jira/browse/MAPREDUCE-7401?focusedWorklogId=797397&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-797397
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ASF GitHub Bot logged work on MAPREDUCE-7401:
---------------------------------------------
Author: ASF GitHub Bot
Created on: 02/Aug/22 21:26
Start Date: 02/Aug/22 21:26
Worklog Time Spent: 10m
Work Description: ashutoshcipher opened a new pull request, #4677:
URL: https://github.com/apache/hadoop/pull/4677
### Description of PR [PR in draft to check any stylecheck issues and others]
Optimize liststatus for better performance by using recursive listing.
JIRA - MAPREDUCE-7401
### How was this patch tested?
Unit tests
### For code changes:
- [X] Does the title or this PR starts with the corresponding JIRA issue id
(e.g. 'HADOOP-17799. Your PR title ...')?
- [ ] Object storage: have the integration tests been executed and the
endpoint declared according to the connector-specific documentation?
- [ ] If adding new dependencies to the code, are these dependencies
licensed in a way that is compatible for inclusion under [ASF
2.0](http://www.apache.org/legal/resolved.html#category-a)?
- [ ] If applicable, have you updated the `LICENSE`, `LICENSE-binary`,
`NOTICE-binary` files?
Issue Time Tracking
-------------------
Worklog Id: (was: 797397)
Remaining Estimate: 0h
Time Spent: 10m
> 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
> Priority: Major
> Time Spent: 10m
> 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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