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Posted to issues@beam.apache.org by "Beam JIRA Bot (Jira)" <ji...@apache.org> on 2020/08/07 17:07:01 UTC
[jira] [Commented] (BEAM-10375) HBaseIO.Read not deterministic
coder exception when executed with flink 1.10.1
[ https://issues.apache.org/jira/browse/BEAM-10375?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17173316#comment-17173316 ]
Beam JIRA Bot commented on BEAM-10375:
--------------------------------------
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> HBaseIO.Read not deterministic coder exception when executed with flink 1.10.1
> ------------------------------------------------------------------------------
>
> Key: BEAM-10375
> URL: https://issues.apache.org/jira/browse/BEAM-10375
> Project: Beam
> Issue Type: Bug
> Components: io-java-hbase
> Affects Versions: 2.21.0
> Reporter: Richard Moorhead
> Priority: P2
>
> Given that HBaseIO.readAll() is applied to a PCollection<HBaseIO.Read>, the following exception is thrown when readAll is executed by the flink runner:
> {code:java}
> The program finished with the following exception:
> org.apache.flink.client.program.ProgramInvocationException: The main method caused an error: the keyCoder of a GroupByKey must be deterministic
> at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:335)
> at org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:205)
> at org.apache.flink.client.ClientUtils.executeProgram(ClientUtils.java:138)
> at org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:662)
> at org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:210)
> at org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:893)
> at org.apache.flink.client.cli.CliFrontend.lambda$main$10(CliFrontend.java:966)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:422)
> at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1692)
> at org.apache.flink.runtime.security.HadoopSecurityContext.runSecured(HadoopSecurityContext.java:41)
> at org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:966)
> Caused by: java.lang.IllegalStateException: the keyCoder of a GroupByKey must be deterministic
> at org.apache.beam.sdk.transforms.GroupByKey.expand(GroupByKey.java:234)
> at org.apache.beam.sdk.transforms.GroupByKey.expand(GroupByKey.java:110)
> at org.apache.beam.sdk.Pipeline.applyInternal(Pipeline.java:542)
> at org.apache.beam.sdk.Pipeline.applyTransform(Pipeline.java:476)
> at org.apache.beam.sdk.values.PCollection.apply(PCollection.java:355)
> at org.apache.beam.sdk.transforms.Reshuffle.expand(Reshuffle.java:87)
> at org.apache.beam.sdk.transforms.Reshuffle.expand(Reshuffle.java:49)
> at org.apache.beam.sdk.Pipeline.applyInternal(Pipeline.java:542)
> at org.apache.beam.sdk.Pipeline.applyTransform(Pipeline.java:493)
> at org.apache.beam.sdk.values.PCollection.apply(PCollection.java:368)
> at org.apache.beam.runners.core.construction.SplittableParDoNaiveBounded$SplittableProcessNaive.expand(SplittableParDoNaiveBounded.java:
> 110)
> at org.apache.beam.runners.core.construction.SplittableParDoNaiveBounded$SplittableProcessNaive.expand(SplittableParDoNaiveBounded.java:
> 95)
> at org.apache.beam.sdk.Pipeline.applyReplacement(Pipeline.java:569)
> at org.apache.beam.sdk.Pipeline.replace(Pipeline.java:294)
> at org.apache.beam.sdk.Pipeline.replaceAll(Pipeline.java:212)
> at org.apache.beam.runners.flink.FlinkPipelineExecutionEnvironment.translate(FlinkPipelineExecutionEnvironment.java:114)
> at org.apache.beam.runners.flink.FlinkRunner.run(FlinkRunner.java:107)
> at org.apache.beam.sdk.Pipeline.run(Pipeline.java:317)
> at org.apache.beam.sdk.Pipeline.run(Pipeline.java:303)
> at com.cerner.pophealth.mpm.processing.beam.pipeline.bounded.EmpiPersonConversionPipeline.main(EmpiPersonConversionPipeline.java:96)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:321)
> ... 11 more
> Caused by: org.apache.beam.sdk.coders.Coder$NonDeterministicException: SerializableCoder(org.apache.beam.sdk.io.hbase.HBaseIO$Read) is not deter
> ministic because:
> Java Serialization may be non-deterministic.
> at org.apache.beam.sdk.coders.SerializableCoder.verifyDeterministic(SerializableCoder.java:205)
> at org.apache.beam.sdk.transforms.GroupByKey.expand(GroupByKey.java:232) {code}
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