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https://issues.apache.org/jira/browse/IMPALA-12083?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17715930#comment-17715930
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Riza Suminto commented on IMPALA-12083:
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I'm working on IMPALA-12091 that might indirectly solve this flaky test.
> TestTpcdsQueryWithProcessingCost.test_tpcds_q67a intermmitently failed by
> Memory limit exceeded
> -----------------------------------------------------------------------------------------------
>
> Key: IMPALA-12083
> URL: https://issues.apache.org/jira/browse/IMPALA-12083
> Project: IMPALA
> Issue Type: Bug
> Reporter: Quanlong Huang
> Assignee: Riza Suminto
> Priority: Critical
>
> Saw TestTpcdsQueryWithProcessingCost.test_tpcds_q67a failed in 3 jobs:
> [https://jenkins.impala.io/job/ubuntu-16.04-dockerised-tests/7272/]
> [https://jenkins.impala.io/job/ubuntu-16.04-dockerised-tests/7285]
> [https://jenkins.impala.io/job/ubuntu-16.04-dockerised-tests/7295]
> The failure is "Memory limit exceeded":
> {code}query_test/test_tpcds_queries.py:240: in test_tpcds_q67a
> self.run_test_case(self.get_workload() + '-q67a', vector)
> common/impala_test_suite.py:718: in run_test_case
> result = exec_fn(query, user=test_section.get('USER', '').strip() or None)
> common/impala_test_suite.py:656: in __exec_in_impala
> result = self.__execute_query(target_impalad_client, query, user=user)
> common/impala_test_suite.py:992: in __execute_query
> return impalad_client.execute(query, user=user)
> common/impala_connection.py:214: in execute
> return self.__beeswax_client.execute(sql_stmt, user=user)
> beeswax/impala_beeswax.py:191: in execute
> handle = self.__execute_query(query_string.strip(), user=user)
> beeswax/impala_beeswax.py:369: in __execute_query
> self.wait_for_finished(handle)
> beeswax/impala_beeswax.py:390: in wait_for_finished
> raise ImpalaBeeswaxException("Query aborted:" + error_log, None)
> E ImpalaBeeswaxException: ImpalaBeeswaxException:
> E Query aborted:Failed to get minimum memory reservation of 2.14 GB on
> daemon 192.168.124.4:27000 for query a54626f3c4e64feb:532c512800000000 due to
> following error: Memory limit exceeded: Could not allocate memory while
> trying to increase reservation.
> E Query(a54626f3c4e64feb:532c512800000000) could not allocate 2.14 GB
> without exceeding limit.
> E Error occurred on backend 192.168.124.4:27000
> E Memory left in process limit: 2.29 GB
> E Memory left in query limit: 4.00 GB
> E Query(a54626f3c4e64feb:532c512800000000): Limit=4.00 GB Reservation=0
> ReservationLimit=3.20 GB OtherMemory=0 Total=0 Peak=0
> E Memory is likely oversubscribed. Reducing query concurrency or
> configuring admission control may help avoid this error.
> {code}
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