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https://issues.apache.org/jira/browse/TEZ-3283?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Muhammad Samir Khan updated TEZ-3283:
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Attachment: tez-3283.001.patch
Added a new parameter to specify the max java non heap memory, with a default
of 1GB.
> Add a max cap to the heap computation done by Tez
> -------------------------------------------------
>
> Key: TEZ-3283
> URL: https://issues.apache.org/jira/browse/TEZ-3283
> Project: Apache Tez
> Issue Type: Improvement
> Reporter: Siddharth Seth
> Assignee: Muhammad Samir Khan
> Labels: newbie
> Attachments: tez-3283.001.patch
>
>
> Change the calculation to not use the fraction blindly. For large containers
> - .e.g 10GB - this ends up leaving 2G of the container unused / outside of
> the heap.
> Instead we can add another parameter which indicates the max amount of memory
> to leave outside the heap - defaulting to 1G
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