Matthias J. Sax created KAFKA-9399:
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Summary: Flaky Test
BranchedMultiLevelRepartitionConnectedTopologyTest.testTopologyBuild
Key: KAFKA-9399
URL: https://issues.apache.org/jira/browse/KAFKA-9399
Project: Kafka
Issue Type: Bug
Components: streams, unit tests
Affects Versions: 2.5.0
Reporter: Matthias J. Sax
[https://builds.apache.org/job/kafka-pr-jdk8-scala2.12/172/testReport/junit/org.apache.kafka.streams.integration/BranchedMultiLevelRepartitionConnectedTopologyTest/testTopologyBuild/]
{quote}java.lang.AssertionError: Condition not met within timeout 15000. Failed
to observe stream transits to RUNNING at
org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:26) at
org.apache.kafka.test.TestUtils.lambda$waitForCondition$4(TestUtils.java:369)
at
org.apache.kafka.test.TestUtils.retryOnExceptionWithTimeout(TestUtils.java:417)
at
org.apache.kafka.test.TestUtils.retryOnExceptionWithTimeout(TestUtils.java:385)
at org.apache.kafka.test.TestUtils.waitForCondition(TestUtils.java:368) at
org.apache.kafka.test.TestUtils.waitForCondition(TestUtils.java:339) at
org.apache.kafka.streams.integration.BranchedMultiLevelRepartitionConnectedTopologyTest.testTopologyBuild(BranchedMultiLevelRepartitionConnectedTopologyTest.java:146){quote}
STDOUT
{quote}[2020-01-10 20:54:59,190] WARN [Consumer
clientId=branched-repartition-topic-test-7bb4acef-c1c1-401f-adb9-a67a448cae02-StreamThread-1-consumer,
groupId=branched-repartition-topic-test] Connection to node 0
(localhost/127.0.0.1:38720) could not be established. Broker may not be
available. (org.apache.kafka.clients.NetworkClient:756) [2020-01-10
20:54:59,264] WARN [Producer
clientId=branched-repartition-topic-test-7bb4acef-c1c1-401f-adb9-a67a448cae02-StreamThread-1-producer]
Connection to node 0 (localhost/127.0.0.1:38720) could not be established.
Broker may not be available. (org.apache.kafka.clients.NetworkClient:756)
[2020-01-10 20:54:59,314] WARN [AdminClient
clientId=branched-repartition-topic-test-7bb4acef-c1c1-401f-adb9-a67a448cae02-admin]
Connection to node 0 (localhost/127.0.0.1:38720) could not be established.
Broker may not be available. (org.apache.kafka.clients.NetworkClient:756)
...
[2020-01-10 20:54:59,356] WARN [Consumer
clientId=branched-repartition-topic-test-7bb4acef-c1c1-401f-adb9-a67a448cae02-StreamThread-1-restore-consumer,
groupId=null] Connection to node -1 (localhost/127.0.0.1:38720) could not be
established. Broker may not be available.
(org.apache.kafka.clients.NetworkClient:756) [2020-01-10 20:54:59,356] WARN
[Consumer
clientId=branched-repartition-topic-test-7bb4acef-c1c1-401f-adb9-a67a448cae02-StreamThread-1-restore-consumer,
groupId=null] Bootstrap broker localhost:38720 (id: -1 rack: null)
disconnected (org.apache.kafka.clients.NetworkClient:1024) [2020-01-10
20:54:59,391] WARN [Consumer
clientId=branched-repartition-topic-test-7bb4acef-c1c1-401f-adb9-a67a448cae02-StreamThread-1-consumer,
groupId=branched-repartition-topic-test] Connection to node 0
(localhost/127.0.0.1:38720) could not be established. Broker may not be
available. (org.apache.kafka.clients.NetworkClient:756) [2020-01-10
20:54:59,457] WARN [Consumer
clientId=branched-repartition-topic-test-7bb4acef-c1c1-401f-adb9-a67a448cae02-StreamThread-1-restore-consumer,
groupId=null] Connection to node -1 (localhost/127.0.0.1:38720) could not be
established. Broker may not be available.
(org.apache.kafka.clients.NetworkClient:756) [2020-01-10 20:54:59,457] WARN
[Consumer
clientId=branched-repartition-topic-test-7bb4acef-c1c1-401f-adb9-a67a448cae02-StreamThread-1-restore-consumer,
groupId=null] Bootstrap broker localhost:38720 (id: -1 rack: null)
disconnected (org.apache.kafka.clients.NetworkClient:1024)
...
and some more of those...{quote}
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