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https://issues.apache.org/jira/browse/TEZ-1692?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14957428#comment-14957428
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Bikas Saha commented on TEZ-1692:
---------------------------------

bq. I got some numbers as part of testing TEZ-2879, and there's no noticeable 
difference in runtime.
That mostly what I was looking for. Could you please post them before 
committing. Thanks!

> Reduce code duplication between TezMapredSplitsGrouper and 
> TezMapreduceSplitsGrouper
> ------------------------------------------------------------------------------------
>
>                 Key: TEZ-1692
>                 URL: https://issues.apache.org/jira/browse/TEZ-1692
>             Project: Apache Tez
>          Issue Type: Improvement
>            Reporter: Siddharth Seth
>            Assignee: Siddharth Seth
>         Attachments: TEZ-1692.1.txt, TEZ-1692.2.txt, TEZ-1692.3.txt
>
>
> The two are almost identical - with lots of repeated logic. The main 
> difference being the mapred / mapreduce InputSplit being grouped.



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