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https://issues.apache.org/jira/browse/TEZ-3147?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rajesh Balamohan updated TEZ-3147:
----------------------------------
    Attachment: TEZ-3147.1.patch

[~sseth] - Please review when you find time. This should go along with TEZ-1911 
(if backported to other branches)

> Intermediate mem-to-mem: Fix early exit when only one segment can fit into 
> memory
> ---------------------------------------------------------------------------------
>
>                 Key: TEZ-3147
>                 URL: https://issues.apache.org/jira/browse/TEZ-3147
>             Project: Apache Tez
>          Issue Type: Bug
>            Reporter: Rajesh Balamohan
>         Attachments: TEZ-3147.1.patch
>
>
> Related to TEZ-1911 (since it got committed already, created this jira)
> If there is only one segment left out in intermediate mem-to-mem merging, it 
> does an early exit. But before that it should add the segment back to 
> inMemoryMapOutput so that it can be considered for merging later. 



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