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https://issues.apache.org/jira/browse/HIVE-24145?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ashutosh Chauhan resolved HIVE-24145.
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Fix Version/s: 4.0.0
Resolution: Fixed
Pushed to master. Thanks, Ramesh!
> 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
> Fix For: 4.0.0
>
> Time Spent: 1h 10m
> Remaining Estimate: 0h
>
> There are two issues because of preemption:
> # Reducers are getting 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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