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https://issues.apache.org/jira/browse/HADOOP-19072?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17872121#comment-17872121
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ASF GitHub Bot commented on HADOOP-19072:
-----------------------------------------
virajjasani opened a new pull request, #6985:
URL: https://github.com/apache/hadoop/pull/6985
### Description of PR
Jira: HADOOP-19072
### How was this patch tested?
With ITestS3AContractMkdir
### For code changes:
- [X] Does the title or this PR starts with the corresponding JIRA issue id
(e.g. 'HADOOP-17799. Your PR title ...')?
- [X] 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?
> S3A: expand optimisations on stores with "fs.s3a.performance.flags" for mkdir
> -----------------------------------------------------------------------------
>
> Key: HADOOP-19072
> URL: https://issues.apache.org/jira/browse/HADOOP-19072
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/s3
> Affects Versions: 3.4.0
> Reporter: Steve Loughran
> Assignee: Viraj Jasani
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.5.0
>
>
> on an s3a store with fs.s3a.create.performance set, speed up other operations
> * mkdir to skip parent directory check: just do a HEAD to see if there's a
> file at the target location
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