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Posted to issues@hive.apache.org by "Prasanth Jayachandran (JIRA)" <ji...@apache.org> on 2017/02/01 18:50:51 UTC
[jira] [Assigned] (HIVE-15779) LLAP: WaitQueue comparators should
return 0 when tasks are of same priority
[ https://issues.apache.org/jira/browse/HIVE-15779?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Prasanth Jayachandran reassigned HIVE-15779:
--------------------------------------------
Assignee: Rajesh Balamohan
> LLAP: WaitQueue comparators should return 0 when tasks are of same priority
> ---------------------------------------------------------------------------
>
> Key: HIVE-15779
> URL: https://issues.apache.org/jira/browse/HIVE-15779
> Project: Hive
> Issue Type: Bug
> Components: llap
> Reporter: Rajesh Balamohan
> Assignee: Rajesh Balamohan
> Attachments: HIVE-15779.1.patch
>
>
> Observed cases, where in tasks within same vertex were competing with each and getting killed
> {noformat}
> [IPC Server handler 3 on 44598 (1484282558103_4855_1_00_003877_7)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_003179_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_003877_7 because of lower priority
> [IPC Server handler 1 on 44598 (1484282558103_4855_1_00_002959_7)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_003832_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_002959_7 because of lower priority
> [IPC Server handler 0 on 44598 (1484282558103_4855_1_00_003723_7)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_003254_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_003723_7 because of lower priority
> [IPC Server handler 4 on 44598 (1484282558103_4855_1_00_003560_7)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_003076_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_003560_7 because of lower priority
> [IPC Server handler 2 on 44598 (1484282558103_4855_1_00_003775_7)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_004011_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_003775_7 because of lower priority
> [IPC Server handler 3 on 44598 (1484282558103_4855_1_00_003842_7)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_004045_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_003842_7 because of lower priority
> [IPC Server handler 1 on 44598 (1484282558103_4855_1_00_003953_7)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_003915_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_003953_7 because of lower priority
> [IPC Server handler 0 on 44598 (1484282558103_4855_1_00_003819_7)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_003919_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_003819_7 because of lower priority
> [IPC Server handler 4 on 44598 (1484282558103_4855_1_00_002074_8)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_003790_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_002074_8 because of lower priority
> [IPC Server handler 2 on 44598 (1484282558103_4855_1_00_003670_7)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_003736_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_003670_7 because of lower priority
> [IPC Server handler 1 on 44598 (1484282558103_4855_1_00_003153_8)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_003877_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_003153_8 because of lower priority
> [IPC Server handler 0 on 44598 (1484282558103_4855_1_00_003328_7)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_003775_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_003328_7 because of lower priority
> [IPC Server handler 4 on 44598 (1484282558103_4855_1_00_003817_7)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_003842_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_003817_7 because of lower priority
> [IPC Server handler 2 on 44598 (1484282558103_4855_1_00_004065_7)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_003723_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_004065_7 because of lower priority
> [IPC Server handler 3 on 44598 (1484282558103_4855_1_00_003902_7)] impl.TaskExecutorService: attempt_1484282558103_4855_1_00_003560_7 evicted from wait queue in favor of attempt_1484282558103_4855_1_00_003902_7 because of lower priority
> {noformat}
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