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https://issues.apache.org/jira/browse/HIVE-15482?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15766399#comment-15766399
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Gopal V commented on HIVE-15482:
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LGTM - +1 tests pending.
Minor readability nit, {{enablePreemption == false}} instead of the ! implied
precedence over the ||?
> LLAP: When pre-emption is disabled task scheduler gets into loop
> ----------------------------------------------------------------
>
> Key: HIVE-15482
> URL: https://issues.apache.org/jira/browse/HIVE-15482
> Project: Hive
> Issue Type: Bug
> Components: llap
> Affects Versions: 2.2.0
> Reporter: Prasanth Jayachandran
> Assignee: Prasanth Jayachandran
> Priority: Critical
> Attachments: HIVE-15482.1.patch
>
>
> When pre-emption is disabled and when number of slots is 0, the scheduler can
> get into a loop trying to schedule the tasks without actually waiting for
> free slots.
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