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https://issues.apache.org/jira/browse/IMPALA-12500?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Smith resolved IMPALA-12500.
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Fix Version/s: Impala 4.4.0
Resolution: Fixed
> TestObservability.test_global_exchange_counters is flaky
> --------------------------------------------------------
>
> Key: IMPALA-12500
> URL: https://issues.apache.org/jira/browse/IMPALA-12500
> Project: IMPALA
> Issue Type: Bug
> Components: Backend
> Affects Versions: Impala 4.4.0
> Reporter: Joe McDonnell
> Assignee: Csaba Ringhofer
> Priority: Critical
> Labels: broken-build, flaky
> Fix For: Impala 4.4.0
>
>
> There have been intermittent failures on this test with the following symptom:
> {noformat}
> query_test/test_observability.py:564: in test_global_exchange_counters
> assert "ExchangeScanRatio: 4.63" in profile
> E assert 'ExchangeScanRatio: 4.63' in 'Query
> (id=c04b974db37e7046:b5fe4dea00000000):\n DEBUG MODE WARNING: Query profile
> created while running a DEBUG buil...: 0.000ns\n - WriteIoBytes:
> 0\n - WriteIoOps: 0 (0)\n - WriteIoWaitTime:
> 0.000ns\n'
> -- executing against localhost:21000
> select count(*), sleep(50) from tpch_parquet.orders o
> inner join tpch_parquet.lineitem l on o.o_orderkey = l.l_orderkey
> group by o.o_clerk limit 10;
> -- 2023-10-05 19:47:29,817 INFO MainThread: Started query
> c04b974db37e7046:b5fe4dea00000000{noformat}
>
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