[jira] [Resolved] (IMPALA-9073) Failed test during pre-commit: custom_cluster.test_executor_groups.TestExecutorGroups.test_executor_concurrency

["Tim Armstrong (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/IMPALA-9073?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tim Armstrong resolved IMPALA-9073.
-----------------------------------
    Fix Version/s: Impala 3.4.0
       Resolution: Fixed

> Failed test during pre-commit: custom_cluster.test_executor_groups.TestExecutorGroups.test_executor_concurrency
> ---------------------------------------------------------------------------------------------------------------
>
>                 Key: IMPALA-9073
>                 URL: https://issues.apache.org/jira/browse/IMPALA-9073
>             Project: IMPALA
>          Issue Type: Bug
>          Components: Backend
>            Reporter: Anurag Mantripragada
>            Assignee: Tim Armstrong
>            Priority: Critical
>              Labels: build-failure, flaky
>             Fix For: Impala 3.4.0
>
>         Attachments: TEST-impala-custom-cluster.log, TEST-impala-custom-cluster.xml, impalad.ip-172-31-3-83.ubuntu.log.INFO.20191020-182539.109469
>
>
> Observed this test failure in pre-commit test of an unrelated change. Looks like the expected number of concurrent queries reached 4 while it is expected to be 3 or less.
> {code:java}
> custom_cluster/test_executor_groups.py:293: in test_executor_concurrency
>     assert max(num_running) == 3, \
> E   AssertionError: Unexpected number of running queries: [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3]
> E   assert 4 == 3
> E    +  where 4 = max([3, 3, 3, 3, 3, 3, ...]) {code}
>  



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