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https://issues.apache.org/jira/browse/HIVE-10711?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14546272#comment-14546272
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Jason Dere commented on HIVE-10711:
-----------------------------------
That might make sense - anyone else with mapjoin/mem usage want to comment here?
> Tez HashTableLoader attempts to allocate more memory than available when
> HIVECONVERTJOINNOCONDITIONALTASKTHRESHOLD exceeds process max mem
> ------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-10711
> URL: https://issues.apache.org/jira/browse/HIVE-10711
> Project: Hive
> Issue Type: Bug
> Reporter: Jason Dere
> Assignee: Jason Dere
> Attachments: HIVE-10711.1.patch, HIVE-10711.2.patch
>
>
> Tez HashTableLoader bases its memory allocation on
> HIVECONVERTJOINNOCONDITIONALTASKTHRESHOLD. If this value is largeer than the
> process max memory then this can result in the HashTableLoader trying to use
> more memory than available to the process.
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