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Posted to issues@tez.apache.org by "Tsuyoshi OZAWA (JIRA)" <ji...@apache.org> on 2014/08/21 03:49:29 UTC

[jira] [Updated] (TEZ-1473) TEZ_RUNTIME_SHUFFLE_BUFFER is too large by default

     [ https://issues.apache.org/jira/browse/TEZ-1473?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tsuyoshi OZAWA updated TEZ-1473:
--------------------------------

    Attachment: TEZ-1473.1.patch

I prefer to the default value is determined by fraction of TEZ_TASK_RESOURCE_MEMORY_MB. Therefore I prototyped it.

> TEZ_RUNTIME_SHUFFLE_BUFFER is too large by default
> --------------------------------------------------
>
>                 Key: TEZ-1473
>                 URL: https://issues.apache.org/jira/browse/TEZ-1473
>             Project: Apache Tez
>          Issue Type: Improvement
>            Reporter: Tsuyoshi OZAWA
>            Assignee: Tsuyoshi OZAWA
>         Attachments: TEZ-1473.1.patch
>
>
> TEZ_RUNTIME_SHUFFLE_BUFFER is 8GB by default, while TEZ_TASK_RESOURCE_MEMORY_MB_DEFAULT is 1GB. It leads OoM.



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