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https://issues.apache.org/jira/browse/SPARK-4612?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14225574#comment-14225574
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Apache Spark commented on SPARK-4612:
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User 'tdas' has created a pull request for this issue:
https://github.com/apache/spark/pull/3463
> Configuration object gets created for every task even if not new file/jar is
> added
> ----------------------------------------------------------------------------------
>
> Key: SPARK-4612
> URL: https://issues.apache.org/jira/browse/SPARK-4612
> Project: Spark
> Issue Type: Improvement
> Components: Spark Core
> Reporter: Tathagata Das
> Assignee: Tathagata Das
>
> https://github.com/apache/spark/blob/master/core/src/main/scala/org/apache/spark/executor/Executor.scala#L337
> creates a configuration object for every task that is launched, even if
> there is no new dependent file/JAR to update. This is a heavy-weight creation
> that should be avoided if there is not new file/JAR to update.
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