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Posted to issues@tez.apache.org by "Bikas Saha (JIRA)" <ji...@apache.org> on 2015/09/17 03:59:46 UTC

[jira] [Updated] (TEZ-814) Improve heuristic for determining a task has failed outputs

     [ https://issues.apache.org/jira/browse/TEZ-814?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Bikas Saha updated TEZ-814:
---------------------------
    Attachment: TEZ-814.1.patch

> Improve heuristic for determining a task has failed outputs
> -----------------------------------------------------------
>
>                 Key: TEZ-814
>                 URL: https://issues.apache.org/jira/browse/TEZ-814
>             Project: Apache Tez
>          Issue Type: Sub-task
>            Reporter: Bikas Saha
>         Attachments: TEZ-814.1.patch
>
>
> Currently 25% of consumers need to report failure. However we may not always have those many error reports. Eg. this is the last consumer and it the source is lost. Or some consumers are cut off from the source. The job may hang on those consumers waiting for a re-run.



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