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https://issues.apache.org/jira/browse/HADOOP-17023?focusedWorklogId=475812&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-475812
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ASF GitHub Bot logged work on HADOOP-17023:
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Author: ASF GitHub Bot
Created on: 28/Aug/20 12:17
Start Date: 28/Aug/20 12:17
Worklog Time Spent: 10m
Work Description: mukund-thakur opened a new pull request #2257:
URL: https://github.com/apache/hadoop/pull/2257
S3AFileSystem.listStatus() to perform list operations
directly and then fallback to head checks for files
Tested using ap-south-1 bucket in following modes along with scale tests:
1) Raw s3.
2) Auth S3guard.
3) Non auth s3guard.
All good.
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Issue Time Tracking
-------------------
Worklog Id: (was: 475812)
Remaining Estimate: 0h
Time Spent: 10m
> Tune listStatus() api of s3a.
> -----------------------------
>
> Key: HADOOP-17023
> URL: https://issues.apache.org/jira/browse/HADOOP-17023
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/s3
> Affects Versions: 3.2.1
> Reporter: Mukund Thakur
> Assignee: Mukund Thakur
> Priority: Major
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Similar optimisation which was done for listLocatedSttaus()
> https://issues.apache.org/jira/browse/HADOOP-16465 can done for listStatus()
> api as well.
> This is going to reduce the number of remote calls in case of directory
> listing.
>
> CC [~ste...@apache.org] [~shwethags]
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