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Posted to issues@hive.apache.org by "Laszlo Bodor (JIRA)" <ji...@apache.org> on 2019/06/04 09:45:00 UTC

[jira] [Comment Edited] (HIVE-16655) LLAP: Avoid preempting fragments before they enter the running state

    [ https://issues.apache.org/jira/browse/HIVE-16655?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16855511#comment-16855511 ] 

Laszlo Bodor edited comment on HIVE-16655 at 6/4/19 9:44 AM:
-------------------------------------------------------------

[~prasanth_j]: does this patch still make sense on master? (tried to rebase the patch to current master, but I got lost with different xyzTasks Treemaps in LlapTaskSchedulerService)
cc: [~ashutoshc]


was (Author: abstractdog):
[~prasanth_j]: does this patch still make sense on master? (tried to rebase the patch to current master, but I got lost with different xyzTasks Treemaps...)
cc: [~ashutoshc]

> LLAP: Avoid preempting fragments before they enter the running state
> --------------------------------------------------------------------
>
>                 Key: HIVE-16655
>                 URL: https://issues.apache.org/jira/browse/HIVE-16655
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Siddharth Seth
>            Assignee: Siddharth Seth
>            Priority: Major
>         Attachments: HIVE-16655.01.patch, HIVE-16655.02.patch
>
>
> Currently in the AM, fragments may be preempted as soon as they are allocated, without knowing whether they will move into the RUNNING state or not. Leads to a lot of unnecessary kills.



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