Robert Metzger created FLINK-21587:
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Summary:
FineGrainedSlotManagerTest.testNotificationAboutNotEnoughResources is unstable
Key: FLINK-21587
URL: https://issues.apache.org/jira/browse/FLINK-21587
Project: Flink
Issue Type: Bug
Components: Runtime / Coordination
Affects Versions: 1.13.0
Reporter: Robert Metzger
Fix For: 1.13.0
Happened in my WIP branch, but most likely unrelated to my change:
https://dev.azure.com/rmetzger/Flink/_build/results?buildId=8925&view=logs&j=9dc1b5dc-bcfa-5f83-eaa7-0cb181ddc267&t=ab910030-93db-52a7-74a3-34a0addb481b
Also note that the error is reproducable locally with DEBUG log level, but not
with INFO:
{code}
[ERROR] Tests run: 12, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 2.169
s <<< FAILURE! - in
org.apache.flink.runtime.resourcemanager.slotmanager.FineGrainedSlotManagerTest
[ERROR]
testNotificationAboutNotEnoughResources(org.apache.flink.runtime.resourcemanager.slotmanager.FineGrainedSlotManagerTest)
Time elapsed: 0.029 s <<< FAILURE!
java.lang.AssertionError:
Expected: a collection with size <1>
but: collection size was <0>
at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:20)
at org.junit.Assert.assertThat(Assert.java:956)
at org.junit.Assert.assertThat(Assert.java:923)
at
org.apache.flink.runtime.resourcemanager.slotmanager.FineGrainedSlotManagerTest$9.lambda$new$5(FineGrainedSlotManagerTest.java:548)
at
org.apache.flink.runtime.resourcemanager.slotmanager.FineGrainedSlotManagerTestBase$Context.runTest(FineGrainedSlotManagerTestBase.java:197)
at
org.apache.flink.runtime.resourcemanager.slotmanager.FineGrainedSlotManagerTest$9.<init>(FineGrainedSlotManagerTest.java:521)
at
org.apache.flink.runtime.resourcemanager.slotmanager.FineGrainedSlotManagerTest.testNotificationAboutNotEnoughResources(FineGrainedSlotManagerTest.java:507)
at
org.apache.flink.runtime.resourcemanager.slotmanager.FineGrainedSlotManagerTest.testNotificationAboutNotEnoughResources(FineGrainedSlotManagerTest.java:493)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
{code}
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