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