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.
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