[jira] [Commented] (SPARK-4433) Racing condition in zipWithIndex

["Apache Spark (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/SPARK-4433?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14213850#comment-14213850 ] 

Apache Spark commented on SPARK-4433:
-------------------------------------

User 'mengxr' has created a pull request for this issue:
https://github.com/apache/spark/pull/3291

> Racing condition in zipWithIndex
> --------------------------------
>
>                 Key: SPARK-4433
>                 URL: https://issues.apache.org/jira/browse/SPARK-4433
>             Project: Spark
>          Issue Type: Bug
>          Components: Spark Core
>    Affects Versions: 1.0.2, 1.1.1, 1.2.0
>            Reporter: Xiangrui Meng
>            Assignee: Xiangrui Meng
>
> Spark hangs with the following code:
> {code}
> sc.parallelize(1 to 10).zipWithIndex.repartition(10).count()
> {code}
> This is because ZippedWithIndexRDD triggers a job in getPartitions and it cause a deadlock in DAGScheduler.getPreferredLocs.



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