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Posted to dev@tez.apache.org by "Zhiyuan Yang (JIRA)" <ji...@apache.org> on 2018/01/05 00:18:24 UTC

[jira] [Closed] (TEZ-3803) Tasks can get killed due to insufficient progress while waiting for shuffle inputs to complete

     [ https://issues.apache.org/jira/browse/TEZ-3803?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Zhiyuan Yang closed TEZ-3803.
-----------------------------

> Tasks can get killed due to insufficient progress while waiting for shuffle inputs to complete
> ----------------------------------------------------------------------------------------------
>
>                 Key: TEZ-3803
>                 URL: https://issues.apache.org/jira/browse/TEZ-3803
>             Project: Apache Tez
>          Issue Type: Bug
>            Reporter: Kuhu Shukla
>            Assignee: Kuhu Shukla
>            Priority: Critical
>             Fix For: 0.9.1
>
>         Attachments: TEZ-3803.001.patch, TEZ-3803.002.patch, TEZ-3803.003.patch, TEZ-3803.004.patch, TEZ-3803.005.patch
>
>
> In a scenario where a downstream task has no slow start and gets started before all its shuffle inputs are done, the task can timeout as the wait does not notify progress( set the "progress is being made bit") like it does in MapReduce.



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