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https://issues.apache.org/jira/browse/SPARK-1861?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14098417#comment-14098417
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Sean Owen commented on SPARK-1861:
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I don't think there is any Fix version since it was not a change to Spark. I 
suppose it will be a problem forever if using a Hadoop release without this 
patch, and conversely, already not a problem with earlier Spark releases when 
using it with Hadoop with this patch. Yes should be fine in 1.0.0-cdh5.1.0 but 
it's nothing to do with the Spark release, but rather, the Hadoop release.

> ArrayIndexOutOfBoundsException when reading bzip2 files
> -------------------------------------------------------
>
>                 Key: SPARK-1861
>                 URL: https://issues.apache.org/jira/browse/SPARK-1861
>             Project: Spark
>          Issue Type: Bug
>          Components: Spark Core
>    Affects Versions: 0.9.0, 1.0.0
>            Reporter: Xiangrui Meng
>            Assignee: Xiangrui Meng
>
> Hadoop uses CBZip2InputStream to decode bzip2 files. However, the 
> implementation is not threadsafe and Spark may run multiple tasks in the same 
> JVM, which leads to this error. This is not a problem for Hadoop MapReduce 
> because Hadoop runs each task in a separate JVM.
> A workaround is to set `SPARK_WORKER_CORES=1` in spark-env.sh for a 
> standalone cluster.



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