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From "ASF GitHub Bot (Jira)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-24145) Fix preemption issues in reducers and file sink operators
Date Fri, 11 Sep 2020 05:15:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-24145?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

ASF GitHub Bot updated HIVE-24145:
----------------------------------
    Labels: pull-request-available  (was: )

> Fix preemption issues in reducers and file sink operators
> ---------------------------------------------------------
>
>                 Key: HIVE-24145
>                 URL: https://issues.apache.org/jira/browse/HIVE-24145
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Ramesh Kumar Thangarajan
>            Assignee: Ramesh Kumar Thangarajan
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> There are two issues because of preemption:
>  # Reducers are gettingĀ reordered as part of optimizations because of which more preemption
happen
>  # Preemption in the middle of writing can cause the file to not close and lead to errors
when we read the file later



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