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https://issues.apache.org/jira/browse/HIVE-10233?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14546301#comment-14546301
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Gunther Hagleitner commented on HIVE-10233:
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I think the same is true for top n hashes. Also - getMemoryNeeded() is a
misnomer. That's the max right? getMaxMemory? or getAllocatedMemory?
> Hive on LLAP: Memory manager
> ----------------------------
>
> Key: HIVE-10233
> URL: https://issues.apache.org/jira/browse/HIVE-10233
> Project: Hive
> Issue Type: Bug
> Components: Tez
> Affects Versions: llap
> Reporter: Vikram Dixit K
> Assignee: Vikram Dixit K
> Attachments: HIVE-10233-WIP-2.patch, HIVE-10233-WIP-3.patch,
> HIVE-10233-WIP-4.patch, HIVE-10233-WIP-5.patch, HIVE-10233-WIP-6.patch
>
>
> We need a memory manager in llap/tez to manage the usage of memory across
> threads.
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