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https://issues.apache.org/jira/browse/HADOOP-18304?focusedWorklogId=784137&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-784137
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ASF GitHub Bot logged work on HADOOP-18304:
-------------------------------------------

                Author: ASF GitHub Bot
            Created on: 23/Jun/22 11:07
            Start Date: 23/Jun/22 11:07
    Worklog Time Spent: 10m 
      Work Description: dannycjones commented on code in PR #4478:
URL: https://github.com/apache/hadoop/pull/4478#discussion_r904889810


##########
hadoop-tools/hadoop-aws/src/site/markdown/tools/hadoop-aws/committers.md:
##########
@@ -650,7 +639,14 @@ Conflict management is left to the execution engine itself.
 </property>

Review Comment:
   Good call out, I had a look and I think that option should actually be just 
`fs.s3a.committer.uuid` - no `staging`. I'll update it.
   
   The code in `AbstractS3ACommitter` checks for `fs.s3a.committer.uuid` and 
the Spark UUID before failing fast.
   
   
https://github.com/apache/hadoop/blob/e199da3fae1c82e87f88c8c50f6a96c6515e2edd/hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/commit/AbstractS3ACommitter.java#L1341-L1360





Issue Time Tracking
-------------------

    Worklog Id:     (was: 784137)
    Time Spent: 1h 20m  (was: 1h 10m)

> Improve S3A committers documentation clarity
> --------------------------------------------
>
>                 Key: HADOOP-18304
>                 URL: https://issues.apache.org/jira/browse/HADOOP-18304
>             Project: Hadoop Common
>          Issue Type: Sub-task
>          Components: documentation
>            Reporter: Daniel Carl Jones
>            Assignee: Daniel Carl Jones
>            Priority: Trivial
>              Labels: pull-request-available
>          Time Spent: 1h 20m
>  Remaining Estimate: 0h
>
> I recently was learning more about the S3A committers. I'm hoping to provide 
> some improvements as someone who has recently read [this 
> documentation|https://github.com/apache/hadoop/blob/1f157f802d2d6142d21482eaa86baf1bef458ed4/hadoop-tools/hadoop-aws/src/site/markdown/tools/hadoop-aws/committers.md#L495]
>  without fully understanding prior.
> For instance, referencing different components more explicitly and adding 
> pre-requisite info.



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