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https://issues.apache.org/jira/browse/FLINK-12030?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17302268#comment-17302268
]
Dawid Wysakowicz commented on FLINK-12030:
------------------------------------------
https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=14738&view=logs&j=ba53eb01-1462-56a3-8e98-0dd97fbcaab5&t=eb5f4d19-2d2d-5856-a4ce-acf5f904a994
> KafkaITCase.testMultipleSourcesOnePartition is unstable: This server does not
> host this topic-partition
> -------------------------------------------------------------------------------------------------------
>
> Key: FLINK-12030
> URL: https://issues.apache.org/jira/browse/FLINK-12030
> Project: Flink
> Issue Type: Bug
> Components: Connectors / Kafka, Tests
> Affects Versions: 1.11.0
> Reporter: Aljoscha Krettek
> Assignee: Jiangjie Qin
> Priority: Critical
> Labels: pull-request-available, test-stability
> Fix For: 1.11.0
>
>
> This is a relevant part from the log:
> {code}
> 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
> {code}
> Travis run: https://travis-ci.org/apache/flink/jobs/510953235
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