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https://issues.apache.org/jira/browse/FLINK-26702?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Nicholas Jiang resolved FLINK-26702.
------------------------------------
Resolution: Fixed
> Sporadic failures in JobObserverTest
> ------------------------------------
>
> Key: FLINK-26702
> URL: https://issues.apache.org/jira/browse/FLINK-26702
> Project: Flink
> Issue Type: Bug
> Components: Kubernetes Operator
> Reporter: Márton Balassi
> Priority: Major
>
> I have occasionally observed the following failure during the regular build:
>
> {code:java}
> mvn clean install
> ...
> [INFO] Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.244
> s - in org.apache.flink.kubernetes.operator.service.FlinkServiceTest
> [INFO] Running
> org.apache.flink.kubernetes.operator.validation.DeploymentValidatorTest
> [INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.007
> s - in org.apache.flink.kubernetes.operator.validation.DeploymentValidatorTest
> [INFO]
> [INFO] Results:
> [INFO]
> [ERROR] Failures:
> [ERROR] JobObserverTest.observeApplicationCluster:99 expected: <0> but was:
> <1>
> [INFO]
> [ERROR] Tests run: 34, Failures: 1, Errors: 0, Skipped: 0
> [INFO]
> [INFO]
> ------------------------------------------------------------------------
> [INFO] Reactor Summary:
> [INFO]
> [INFO] Flink Kubernetes: .................................. SUCCESS [ 4.223
> s]
> [INFO] Flink Kubernetes Shaded ............................ SUCCESS [ 5.097
> s]
> [INFO] Flink Kubernetes Operator .......................... FAILURE [ 34.596
> s]
> [INFO] Flink Kubernetes Webhook ........................... SKIPPED
> [INFO]
> ------------------------------------------------------------------------
> [INFO] BUILD FAILURE
> [INFO]
> ------------------------------------------------------------------------
> [INFO] Total time: 44.065 s
> [INFO] Finished at: 2022-03-17T09:43:22+01:00
> [INFO] Final Memory: 160M/554M
> [INFO]
> ------------------------------------------------------------------------
> [ERROR] Failed to execute goal
> org.apache.maven.plugins:maven-surefire-plugin:3.0.0-M4:test (default-test)
> on project flink-kubernetes-operator: There are test failures.
> [ERROR]
> [ERROR] Please refer to
> /Users/mbalassi/git/apple/apache-flink-kubernetes-operator/flink-kubernetes-operator/target/surefire-reports
> for the individual test results.
> [ERROR] Please refer to dump files (if any exist) [date].dump,
> [date]-jvmRun[N].dump and [date].dumpstream.
> [ERROR] -> [Help 1]{code}
> I do not have a reliable way of reproducing this, however I have also seen CI
> failures recently that could be do to this (unfortunately the log was
> truncated):
> https://github.com/apache/flink-kubernetes-operator/runs/5582743074?check_suite_focus=true
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