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https://issues.apache.org/jira/browse/IMPALA-12528?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Riza Suminto resolved IMPALA-12528.
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Fix Version/s: Impala 4.4.0
Target Version: Impala 4.4.0
Resolution: Fixed
> test_hdfs_scanner_thread_non_reserved_bytes could occasionally fail
> -------------------------------------------------------------------
>
> Key: IMPALA-12528
> URL: https://issues.apache.org/jira/browse/IMPALA-12528
> Project: IMPALA
> Issue Type: Bug
> Reporter: Fang-Yu Rao
> Assignee: Riza Suminto
> Priority: Major
> Labels: broken-build, flaky-test
> Fix For: Impala 4.4.0
>
>
> [test_hdfs_scanner_thread_non_reserved_bytes()|https://github.com/apache/impala/blob/master/tests/query_test/test_mem_usage_scaling.py#L379]
> could occassionally fail with the following error.
> *+Stacktrace+*
> {code:java}
> E AssertionError: Aggregation of SUM over NumScannerThreadsStarted did not
> match expected results.
> E EXPECTED VALUE:
> E 3
> E
> E
> E ACTUAL VALUE:
> E 1
> {code}
> The corresponding test file
> [hdfs-scanner-thread-non-reserved-bytes.test|https://github.com/apache/impala/blob/master/testdata/workloads/functional-query/queries/QueryTest/hdfs-scanner-thread-non-reserved-bytes.test]
> was recently added in IMPALA-12499.
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