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https://issues.apache.org/jira/browse/SPARK-10783?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Davies Liu resolved SPARK-10783.
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Resolution: Fixed
Assignee: Davies Liu
Fix Version/s: 1.6.0
Fixed by https://github.com/apache/spark/pull/9241
> Do track the pointer array in UnsafeInMemorySorter
> --------------------------------------------------
>
> Key: SPARK-10783
> URL: https://issues.apache.org/jira/browse/SPARK-10783
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 1.5.1, 1.6.0
> Reporter: Andrew Or
> Assignee: Davies Liu
> Priority: Blocker
> Fix For: 1.6.0
>
>
> SPARK-10474 (https://github.com/apache/spark/pull/8888) removed the pointer
> array tracking because `TungstenAggregate` would fail under memory pressure.
> However, this is somewhat of a hack that we should fix in the right way in
> 1.6.0 to ensure we don't OOM because of this.
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