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https://issues.apache.org/jira/browse/HIVE-15580?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15829218#comment-15829218
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Dapeng Sun commented on HIVE-15580:
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Thank [~xuefuz] for the suggestion, currently the heap size is 290G for each
executor, I will try to do more turning on it.
> Replace Spark's groupByKey operator with something with bounded memory
> ----------------------------------------------------------------------
>
> Key: HIVE-15580
> URL: https://issues.apache.org/jira/browse/HIVE-15580
> Project: Hive
> Issue Type: Improvement
> Components: Spark
> Reporter: Xuefu Zhang
> Assignee: Xuefu Zhang
> Attachments: HIVE-15580.1.patch, HIVE-15580.1.patch,
> HIVE-15580.2.patch, HIVE-15580.2.patch, HIVE-15580.3.patch, HIVE-15580.patch
>
>
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