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Posted to issues@tez.apache.org by "Bikas Saha (JIRA)" <ji...@apache.org> on 2015/10/24 16:30:27 UTC

[jira] [Updated] (TEZ-808) Handle task attempts that are not making progress

     [ https://issues.apache.org/jira/browse/TEZ-808?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Bikas Saha updated TEZ-808:
---------------------------
    Attachment: TEZ-808.1.patch

> Handle task attempts that are not making progress
> -------------------------------------------------
>
>                 Key: TEZ-808
>                 URL: https://issues.apache.org/jira/browse/TEZ-808
>             Project: Apache Tez
>          Issue Type: Sub-task
>            Reporter: Bikas Saha
>            Assignee: Bikas Saha
>         Attachments: TEZ-808.1.patch
>
>
> If a task attempt is not making progress then it may cause the job to hang. We may want to kill and restart the attempt. With speculation support and free resources we may want to run another version in parallel.



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