Rajesh Balamohan created HIVE-15779:
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Summary: 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
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
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