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Posted to issues@beam.apache.org by "Beam JIRA Bot (Jira)" <ji...@apache.org> on 2020/08/10 17:08:33 UTC
[jira] [Updated] (BEAM-3269) Occasional ClassCastException in
ParDoTranslatorTest.testAssertionFailure
[ https://issues.apache.org/jira/browse/BEAM-3269?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Beam JIRA Bot updated BEAM-3269:
--------------------------------
Labels: stale-P2 stale-assigned (was: stale-assigned)
> Occasional ClassCastException in ParDoTranslatorTest.testAssertionFailure
> -------------------------------------------------------------------------
>
> Key: BEAM-3269
> URL: https://issues.apache.org/jira/browse/BEAM-3269
> Project: Beam
> Issue Type: Bug
> Components: runner-apex
> Reporter: Eugene Kirpichov
> Priority: P2
> Labels: stale-P2, stale-assigned
>
> A postcommit build failed:
> https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/org.apache.beam$beam-runners-apex/5326/testReport/junit/org.apache.beam.runners.apex.translation/ParDoTranslatorTest/testAssertionFailure/
> because the following exception happened instead of the expected PAssert assertion failure exception:
> {code}
> 85212 [1/PAssert$2/GroupGlobally/Create.Values:ApexReadUnboundedInputOperator] INFO com.datatorrent.stram.StramLocalCluster - container-10 msg: Stopped running due to an exception. java.lang.ClassCastException: java.lang.String cannot be cast to org.apache.beam.sdk.values.KV
> at org.apache.beam.sdk.coders.KvCoder.encode(KvCoder.java:36)
> at org.apache.beam.sdk.util.WindowedValue$FullWindowedValueCoder.encode(WindowedValue.java:652)
> at org.apache.beam.sdk.util.WindowedValue$FullWindowedValueCoder.encode(WindowedValue.java:599)
> at org.apache.beam.runners.apex.translation.utils.ApexStreamTuple$ApexStreamTupleCoder.encode(ApexStreamTuple.java:179)
> at org.apache.beam.runners.apex.translation.utils.ApexStreamTuple$ApexStreamTupleCoder.encode(ApexStreamTuple.java:152)
> at org.apache.beam.runners.apex.translation.utils.CoderAdapterStreamCodec.toByteArray(CoderAdapterStreamCodec.java:61)
> at com.datatorrent.stram.stream.BufferServerPublisher.put(BufferServerPublisher.java:140)
> at com.datatorrent.api.DefaultOutputPort.emit(DefaultOutputPort.java:59)
> at org.apache.beam.runners.apex.translation.operators.ApexReadUnboundedInputOperator.emitTuples(ApexReadUnboundedInputOperator.java:157)
> at com.datatorrent.stram.engine.InputNode.run(InputNode.java:124)
> at com.datatorrent.stram.engine.StreamingContainer$2.run(StreamingContainer.java:1428)
> {code}
> I wasn't able to reproduce this issue by running the test locally >100 times, but it looks alarming nevertheless.
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