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Posted to issues@tez.apache.org by "Saikat (JIRA)" <ji...@apache.org> on 2015/10/12 06:47:05 UTC

[jira] [Updated] (TEZ-2850) Tez MergeManager OOM for small Map Outputs

     [ https://issues.apache.org/jira/browse/TEZ-2850?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Saikat updated TEZ-2850:
------------------------
    Attachment: TEZ-2850.1.patch

[~gopalv] [~sseth] Submitted a patch 2850.1 with a new flag "tez.runtime.shuffle.in-memory.segments.max" to track number of inmemory segments before merge-spill to disk.

Will look into the constructor for IFileInputStream.

> Tez MergeManager OOM for small Map Outputs
> ------------------------------------------
>
>                 Key: TEZ-2850
>                 URL: https://issues.apache.org/jira/browse/TEZ-2850
>             Project: Apache Tez
>          Issue Type: Bug
>            Reporter: Saikat
>            Assignee: Saikat
>         Attachments: OOM_1.png, OOM_2.png, OOM_3.png, TEZ-2850.1.patch, TEZ-2850_test.patch
>
>




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