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https://issues.apache.org/jira/browse/SPARK-13958?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Davies Liu resolved SPARK-13958.
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Resolution: Fixed
Fix Version/s: 1.6.2
2.0.0
Issue resolved by pull request 11794
[https://github.com/apache/spark/pull/11794]
> Executor OOM due to unbounded growth of pointer array in Sorter
> ---------------------------------------------------------------
>
> Key: SPARK-13958
> URL: https://issues.apache.org/jira/browse/SPARK-13958
> Project: Spark
> Issue Type: Bug
> Components: Shuffle, Spark Core
> Affects Versions: 1.6.1
> Reporter: Sital Kedia
> Fix For: 2.0.0, 1.6.2
>
>
> While running a job we saw that the executors are OOMing because in
> UnsafeExternalSorter's growPointerArrayIfNecessary function, we are just
> growing the pointer array indefinitely.
> https://github.com/apache/spark/blob/master/core/src/main/java/org/apache/spark/util/collection/unsafe/sort/UnsafeExternalSorter.java#L292
> This is a regression introduced in PR-
> https://github.com/apache/spark/pull/11095
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