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From "Sergey Shelukhin (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-17919) WM phase 2: don't kill all queries when a pool is resized down
Date Fri, 05 Jan 2018 22:58:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-17919?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sergey Shelukhin updated HIVE-17919:
------------------------------------
    Summary: WM phase 2: don't kill all queries when a pool is resized down  (was: phase 2:
don't kill all queries when a pool is resized down)

> WM phase 2: don't kill all queries when a pool is resized down
> --------------------------------------------------------------
>
>                 Key: HIVE-17919
>                 URL: https://issues.apache.org/jira/browse/HIVE-17919
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Sergey Shelukhin
>
> It's actually easy to do but during some design discussions was deemed to be more confusing.
Came up during code review.
> When a pool is resized from e.g. 5 to 3 queries, and 4 are running, we only need to kill
one query, not all 4.



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