Matthias Pohl created FLINK-35722: ------------------------------------- Summary: CoordinatorEventsToStreamOperatorRecipientExactlyOnceITCase.testCheckpoint fails because of missed operator event Key: FLINK-35722 URL: https://issues.apache.org/jira/browse/FLINK-35722 Project: Flink Issue Type: Bug Components: Runtime / Coordination Affects Versions: 2.0.0, 1.20.0 Reporter: Matthias Pohl
A test instability in {{CoordinatorEventsToStreamOperatorRecipientExactlyOnceITCase.testCheckpoint}} was observed where an expected {{OperatorEvent}} was missed: {code:java} Test org.apache.flink.streaming.runtime.tasks.CoordinatorEventsToStreamOperatorRecipientExactlyOnceITCase.testCheckpoint[testCheckpoint()] failed with: java.lang.AssertionError: Expecting actual: [0, 1, 3, 4, [...] 98, 99] to contain exactly (and in same order): [0, 1, 2, 3, 4, [...] but could not find the following elements: [2] at org.apache.flink.runtime.operators.coordination.CoordinatorEventsExactlyOnceITCase.checkListContainsSequence(CoordinatorEventsExactlyOnceITCase.java:175) at org.apache.flink.streaming.runtime.tasks.CoordinatorEventsToStreamOperatorRecipientExactlyOnceITCase.executeAndVerifyResults(CoordinatorEventsToStreamOperatorRecipientExactlyOnceITCase.java:178) at org.apache.flink.streaming.runtime.tasks.CoordinatorEventsToStreamOperatorRecipientExactlyOnceITCase.testCheckpoint(CoordinatorEventsToStreamOperatorRecipientExactlyOnceITCase.java:124) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) {code} The [build failure|https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=60530&view=logs&j=0da23115-68bb-5dcd-192c-bd4c8adebde1&t=24c3384f-1bcb-57b3-224f-51bf973bbee8] happened on commit [2e853ce39a|https://github.com/flink-ci/flink/commit/2e853ce39aa2db8212402de3dcc0f049397887fd] for FLINK-35552. I attached the logs for further investigation. -- This message was sent by Atlassian Jira (v8.20.10#820010)