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https://issues.apache.org/jira/browse/HADOOP-19272?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17881647#comment-17881647
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Steve Loughran commented on HADOOP-19272:
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attached. log in test runs
appears on the first rename.
for 3.4.1 we either
* emergency rollback (easiest, does leave some shading issues)
* late update with no time to find regressions other than this one.
I think we should consider rollback on 3.4.1 and fix on the later lines
> S3A: AWS SDK 2.25.3 warnings logged about transfer manager not using crt
> client
> -------------------------------------------------------------------------------
>
> Key: HADOOP-19272
> URL: https://issues.apache.org/jira/browse/HADOOP-19272
> Project: Hadoop Common
> Issue Type: Bug
> Components: fs/s3
> Affects Versions: 3.4.0, 3.5.0
> Reporter: Steve Loughran
> Priority: Major
> Attachments: output.txt
>
>
> When an S3 transfer manager is created for renaming/download a new message is
> logged telling off the caller for not using the CRT client.
> {code}
> 5645:2024-09-13 16:29:17,375 [setup] WARN s3.S3TransferManager
> (LoggerAdapter.java:warn(225)) - The provided S3AsyncClient is an instance of
> MultipartS3AsyncClient, and thus multipart download feature is not enabled.
> To benefit from all features, consider using
> S3AsyncClient.crtBuilder().build() instead.
> {code}
> This is
> * a change in the SDK to tell us off
> * downgraded to debug in the aws trunk code "S3 Async Client - Multipart
> download (#5164)"
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