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https://issues.apache.org/jira/browse/SPARK-17291?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15446119#comment-15446119
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Sean Owen commented on SPARK-17291:
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I replied on the other JIRA. Questions go to u...@spark.apache.org, and not to
JIRA.
https://cwiki.apache.org/confluence/display/SPARK/Contributing+to+Spark
> The shuffle data fetched based on netty were directly stored in off-memoryr?
> ----------------------------------------------------------------------------
>
> Key: SPARK-17291
> URL: https://issues.apache.org/jira/browse/SPARK-17291
> Project: Spark
> Issue Type: IT Help
> Components: Shuffle
> Reporter: song fengfei
>
> If the shuffle data were stored in off-memory,and isn't it easily lead to OOM
> when a map output was too big?Additionly,it was also out of spark memory
> management?
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