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https://issues.apache.org/jira/browse/FLINK-20166?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17233503#comment-17233503
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Robert Metzger commented on FLINK-20166:
----------------------------------------
[~roman_khachatryan] can you take a look?
> FlinkKafkaProducerITCase.testRunOutOfProducersInThePool failed with
> "CheckpointException: Could not complete snapshot 1 for operator MockTask
> (1/1)#0. Failure reason: Checkpoint was declined."
> ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: FLINK-20166
> URL: https://issues.apache.org/jira/browse/FLINK-20166
> Project: Flink
> Issue Type: Bug
> Components: Connectors / Kafka, Runtime / Checkpointing
> Affects Versions: 1.12.0
> Reporter: Dian Fu
> Priority: Critical
> Labels: test-stability
> Fix For: 1.12.0
>
>
> https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=9596&view=logs&j=c5f0071e-1851-543e-9a45-9ac140befc32&t=1fb1a56f-e8b5-5a82-00a0-a2db7757b4f5
> {code}
> 2020-11-15T22:54:53.4151222Z [ERROR]
> testRunOutOfProducersInThePool(org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducerITCase)
> Time elapsed: 61.224 s <<< ERROR!
> 2020-11-15T22:54:53.4152487Z
> org.apache.flink.runtime.checkpoint.CheckpointException: Could not complete
> snapshot 1 for operator MockTask (1/1)#0. Failure reason: Checkpoint was
> declined.
> 2020-11-15T22:54:53.4153577Z at
> org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.snapshotState(StreamOperatorStateHandler.java:226)
> 2020-11-15T22:54:53.4154747Z at
> org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.snapshotState(StreamOperatorStateHandler.java:158)
> 2020-11-15T22:54:53.4155760Z at
> org.apache.flink.streaming.api.operators.AbstractStreamOperator.snapshotState(AbstractStreamOperator.java:343)
> 2020-11-15T22:54:53.4156772Z at
> org.apache.flink.streaming.util.AbstractStreamOperatorTestHarness.snapshotWithLocalState(AbstractStreamOperatorTestHarness.java:638)
> 2020-11-15T22:54:53.4157865Z at
> org.apache.flink.streaming.util.AbstractStreamOperatorTestHarness.snapshot(AbstractStreamOperatorTestHarness.java:630)
> 2020-11-15T22:54:53.4159065Z at
> org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducerITCase.testRunOutOfProducersInThePool(FlinkKafkaProducerITCase.java:527)
> {code}
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