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Posted to mapreduce-issues@hadoop.apache.org by "Wangda Tan (JIRA)" <ji...@apache.org> on 2018/09/24 20:29:00 UTC
[jira] [Commented] (MAPREDUCE-7125) JobResourceUploader creates
LocalFileSystem when it's not necessary
[ https://issues.apache.org/jira/browse/MAPREDUCE-7125?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16626420#comment-16626420 ]
Wangda Tan commented on MAPREDUCE-7125:
---------------------------------------
Fix looks good, +1, committing the patch.
> JobResourceUploader creates LocalFileSystem when it's not necessary
> --------------------------------------------------------------------
>
> Key: MAPREDUCE-7125
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-7125
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: job submission
> Reporter: Peter Cseh
> Assignee: Peter Cseh
> Priority: Major
> Attachments: MAPREDUCE-7125.001.patch
>
>
> When the property {{mapreduce.job.log4j-properties-file}} is set a local filesystem is created even if it's never used:
> https://github.com/apache/hadoop/blob/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/JobResourceUploader.java#L858-L866
> The localFS should only be created when required.
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