Luke Chen created KAFKA-12194:
---------------------------------
Summary: fix flaky AdjustStreamThreadCountTest tests
Key: KAFKA-12194
URL: https://issues.apache.org/jira/browse/KAFKA-12194
Project: Kafka
Issue Type: Test
Reporter: Luke Chen
Assignee: Luke Chen
h3. Error Message
java.lang.AssertionError: Expected all streams instances in
[org.apache.kafka.streams.KafkaStreams@7d253260] to be REBALANCING within 30000
ms, but the following were not:
\{org.apache.kafka.streams.KafkaStreams@7d253260=RUNNING}
h3. Stacktrace
java.lang.AssertionError: Expected all streams instances in
[org.apache.kafka.streams.KafkaStreams@7d253260] to be REBALANCING within 30000
ms, but the following were not:
\{org.apache.kafka.streams.KafkaStreams@7d253260=RUNNING} at
org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:26) at
org.apache.kafka.streams.integration.utils.IntegrationTestUtils.lambda$waitForApplicationState$12(IntegrationTestUtils.java:936)
at
org.apache.kafka.test.TestUtils.retryOnExceptionWithTimeout(TestUtils.java:350)
at
org.apache.kafka.test.TestUtils.retryOnExceptionWithTimeout(TestUtils.java:318)
at
org.apache.kafka.streams.integration.utils.IntegrationTestUtils.waitForApplicationState(IntegrationTestUtils.java:919)
at
org.apache.kafka.streams.integration.AdjustStreamThreadCountTest.shouldRemoveStreamThread(AdjustStreamThreadCountTest.java:134)
The error also applies to all tests in AdjustStreamThreadCountTest
https://ci-builds.apache.org/job/Kafka/job/kafka-trunk-jdk11/380/testReport/junit/org.apache.kafka.streams.integration/AdjustStreamThreadCountTest/shouldAddStreamThread/
https://ci-builds.apache.org/job/Kafka/job/kafka-trunk-jdk11/381/testReport/junit/org.apache.kafka.streams.integration/AdjustStreamThreadCountTest/shouldAddAndRemoveStreamThreadsWhileKeepingNamesCorrect/
https://ci-builds.apache.org/job/Kafka/job/kafka-trunk-jdk11/380/testReport/junit/org.apache.kafka.streams.integration/AdjustStreamThreadCountTest/shouldRemoveStreamThread/
https://ci-builds.apache.org/job/Kafka/job/kafka-trunk-jdk15/398/testReport/junit/org.apache.kafka.streams.integration/AdjustStreamThreadCountTest/shouldAddAndRemoveStreamThreadsWhileKeepingNamesCorrect/
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