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https://issues.apache.org/jira/browse/TEZ-3643?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15891233#comment-15891233
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Rajesh Balamohan commented on TEZ-3643:
---------------------------------------

Thanks for the details [~sseth]. We can revisit and create a backport patch,  
if any user reports similar issue in tez-0.7.

> Long running AMs can go out of memory due to retained AMContainer instances
> ---------------------------------------------------------------------------
>
>                 Key: TEZ-3643
>                 URL: https://issues.apache.org/jira/browse/TEZ-3643
>             Project: Apache Tez
>          Issue Type: Bug
>            Reporter: Siddharth Seth
>            Assignee: Siddharth Seth
>            Priority: Critical
>             Fix For: 0.9.0, 0.8.5
>
>         Attachments: TEZ-3643.01.patch
>
>
> 3.4million instances took over a 3GB heap.



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