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From "Sergey Shelukhin (JIRA)" <>
Subject [jira] [Commented] (HIVE-17256) add a notion of a guaranteed task to LLAP
Date Sat, 05 Aug 2017 02:04:00 GMT


Sergey Shelukhin commented on HIVE-17256:

[~sseth] can you review this? thanks. Most of the patch is actually protobuf changes I think

> add a notion of a guaranteed task to LLAP
> -----------------------------------------
>                 Key: HIVE-17256
>                 URL:
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Sergey Shelukhin
>            Assignee: Sergey Shelukhin
>         Attachments: HIVE-17256.patch
> Tasks are basically on two levels, guaranteed and speculative, with speculative being
the default. As long as noone uses the new flag, the tasks behave the same.
> All the tasks that do have the flag also behave the same with regard to each other.
> The difference is that a guaranteed task is always higher priority, and preempts, a speculative

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