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https://issues.apache.org/jira/browse/SPARK-8392?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14587729#comment-14587729
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Apache Spark commented on SPARK-8392:
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User 'XuTingjun' has created a pull request for this issue:
https://github.com/apache/spark/pull/6839
> the process is hang on when getting cachedNodes
> -----------------------------------------------
>
> Key: SPARK-8392
> URL: https://issues.apache.org/jira/browse/SPARK-8392
> Project: Spark
> Issue Type: Bug
> Components: Spark Core
> Reporter: meiyoula
>
> def getAllNodes: Seq[RDDOperationNode] = {
> _childNodes ++ _childClusters.flatMap(_.childNodes)
> }
> when the _childClusters has so many nodes, the process will hang on. I think
> we can improve the efficiency here.
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