Aljoscha Krettek created FLINK-12030:
----------------------------------------
Summary: KafkaITCase.testMultipleSourcesOnePartition is unstable
Key: FLINK-12030
URL: https://issues.apache.org/jira/browse/FLINK-12030
Project: Flink
Issue Type: Bug
Components: Connectors / Kafka, Tests
Reporter: Aljoscha Krettek
This is a relevant part from the log:
```
14:11:45,305 INFO org.apache.flink.streaming.connectors.kafka.KafkaITCase
-
================================================================================
Test
testMetricsAndEndOfStream(org.apache.flink.streaming.connectors.kafka.KafkaITCase)
is running.
--------------------------------------------------------------------------------
14:11:45,310 INFO org.apache.flink.streaming.connectors.kafka.KafkaTestBase
-
===================================
== Writing sequence of 300 into testEndOfStream with p=1
===================================
14:11:45,311 INFO org.apache.flink.streaming.connectors.kafka.KafkaTestBase
- Writing attempt #1
14:11:45,316 INFO
org.apache.flink.streaming.connectors.kafka.KafkaTestEnvironmentImpl -
Creating topic testEndOfStream-1
14:11:45,863 WARN
org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducer - Property
[transaction.timeout.ms] not specified. Setting it to 3600000 ms
14:11:45,910 WARN
org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducer - Using
AT_LEAST_ONCE semantic, but checkpointing is not enabled. Switching to NONE
semantic.
14:11:45,921 INFO
org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducer - Starting
FlinkKafkaInternalProducer (1/1) to produce into default topic testEndOfStream-1
14:11:46,006 ERROR org.apache.flink.streaming.connectors.kafka.KafkaTestBase
- Write attempt failed, trying again
org.apache.flink.runtime.client.JobExecutionException: Job execution failed.
at
org.apache.flink.runtime.jobmaster.JobResult.toJobExecutionResult(JobResult.java:146)
at
org.apache.flink.runtime.minicluster.MiniCluster.executeJobBlocking(MiniCluster.java:638)
at
org.apache.flink.streaming.util.TestStreamEnvironment.execute(TestStreamEnvironment.java:79)
at
org.apache.flink.streaming.connectors.kafka.KafkaConsumerTestBase.writeSequence(KafkaConsumerTestBase.java:1918)
at
org.apache.flink.streaming.connectors.kafka.KafkaConsumerTestBase.runEndOfStreamTest(KafkaConsumerTestBase.java:1537)
at
org.apache.flink.streaming.connectors.kafka.KafkaITCase.testMetricsAndEndOfStream(KafkaITCase.java:136)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
at
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
at
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at
org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:298)
at
org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:292)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.flink.streaming.connectors.kafka.FlinkKafkaException:
Failed to send data to Kafka: This server does not host this topic-partition.
at
org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducer.checkErroneous(FlinkKafkaProducer.java:1002)
at
org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducer.flush(FlinkKafkaProducer.java:787)
at
org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducer.close(FlinkKafkaProducer.java:658)
at
org.apache.flink.api.common.functions.util.FunctionUtils.closeFunction(FunctionUtils.java:43)
at
org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.close(AbstractUdfStreamOperator.java:109)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.closeAllOperators(StreamTask.java:443)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:318)
at org.apache.flink.runtime.taskmanager.Task.run(Task.java:711)
... 1 more
```
Travis run: https://travis-ci.org/apache/flink/jobs/510953235
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