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https://issues.apache.org/jira/browse/TEZ-699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14046496#comment-14046496
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Rohini Palaniswamy commented on TEZ-699:
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+1. 

Why do we need javaOpts.contains("-Xms") check though?

> Have sensible defaults for java opts
> ------------------------------------
>
>                 Key: TEZ-699
>                 URL: https://issues.apache.org/jira/browse/TEZ-699
>             Project: Apache Tez
>          Issue Type: Sub-task
>            Reporter: Bikas Saha
>            Assignee: Hitesh Shah
>         Attachments: TEZ-699.1.patch, TEZ-699.2.patch
>
>
> Its a burden to have to specify them all the time. API's already exist if 
> users want to set special values. Also, for vertex memory would be good to 
> have a TezUtils.getDefaultVertexResource() with a sensible resource size.



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