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https://issues.apache.org/jira/browse/SPARK-14254?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15216893#comment-15216893
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Apache Spark commented on SPARK-14254:
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User 'zsxwing' has created a pull request for this issue:
https://github.com/apache/spark/pull/12046
> Add logs to help investigate the network performance
> ----------------------------------------------------
>
> Key: SPARK-14254
> URL: https://issues.apache.org/jira/browse/SPARK-14254
> Project: Spark
> Issue Type: Improvement
> Components: Spark Core
> Reporter: Shixiong Zhu
>
> It would be very helpful for network performance investigation if we log the
> time spent on connecting and resolving host.
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