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https://issues.apache.org/jira/browse/KAFKA-8793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Guozhang Wang resolved KAFKA-8793.
----------------------------------
Resolution: Not A Problem
> StickyTaskAssignor throws java.lang.ArithmeticException
> -------------------------------------------------------
>
> Key: KAFKA-8793
> URL: https://issues.apache.org/jira/browse/KAFKA-8793
> Project: Kafka
> Issue Type: Bug
> Components: streams
> Affects Versions: 2.3.0
> Reporter: Raman Gupta
> Assignee: Guozhang Wang
> Priority: Critical
>
> Occassionally when starting a streams consumer that uses the static consumer
> group protocol, I get the following error:
> {code:java}
> 2019-08-13 06:06:43,527 ERROR --- [691d2-StreamThread-1]
> org.apa.kaf.str.pro.int.StreamThread : stream-thread
> [prod-cisSegmenter-777489d8-6cc5-48b4-8771-868d873691d2-StreamThread-1]
> Encountered the following er
> ror during processing:
> EXCEPTION: java.lang.ArithmeticException: / by zero
> at
> org.apache.kafka.streams.processor.internals.assignment.StickyTaskAssignor.assignActive(StickyTaskAssignor.java:76)
> ~[kafka-streams-2.3.0.jar:?]
> at
> org.apache.kafka.streams.processor.internals.assignment.StickyTaskAssignor.assign(StickyTaskAssignor.java:52)
> ~[kafka-streams-2.3.0.jar:?]
> at
> org.apache.kafka.streams.processor.internals.StreamsPartitionAssignor.assign(StreamsPartitionAssignor.java:634)
> ~[kafka-streams-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.performAssignment(ConsumerCoordinator.java:424)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.AbstractCoordinator.onJoinLeader(AbstractCoordinator.java:622)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.AbstractCoordinator.access$1100(AbstractCoordinator.java:107)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.AbstractCoordinator$JoinGroupResponseHandler.handle(AbstractCoordinator.java:544)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.AbstractCoordinator$JoinGroupResponseHandler.handle(AbstractCoordinator.java:527)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.AbstractCoordinator$CoordinatorResponseHandler.onSuccess(AbstractCoordinator.java:978)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.AbstractCoordinator$CoordinatorResponseHandler.onSuccess(AbstractCoordinator.java:958)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.RequestFuture$1.onSuccess(RequestFuture.java:204)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.RequestFuture.fireSuccess(RequestFuture.java:167)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.RequestFuture.complete(RequestFuture.java:127)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient$RequestFutureCompletionHandler.fireCompletion(ConsumerNetworkClient.java:578)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.firePendingCompletedRequests(ConsumerNetworkClient.java:388)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:294)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:233)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:212)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.AbstractCoordinator.joinGroupIfNeeded(AbstractCoordinator.java:415)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.AbstractCoordinator.ensureActiveGroup(AbstractCoordinator.java:358)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.poll(ConsumerCoordinator.java:353)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.KafkaConsumer.updateAssignmentMetadataIfNeeded(KafkaConsumer.java:1251)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:1216)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:1201)
> ~[kafka-clients-2.3.0.jar:?]
> at
> org.apache.kafka.streams.processor.internals.StreamThread.pollRequests(StreamThread.java:941)
> ~[kafka-streams-2.3.0.jar:?]
> at
> org.apache.kafka.streams.processor.internals.StreamThread.runOnce(StreamThread.java:850)
> ~[kafka-streams-2.3.0.jar:?]
> at
> org.apache.kafka.streams.processor.internals.StreamThread.runLoop(StreamThread.java:805)
> ~[kafka-streams-2.3.0.jar:?]
> at
> org.apache.kafka.streams.processor.internals.StreamThread.run(StreamThread.java:774)
> [kafka-streams-2.3.0.jar:?]
> {code}
> It seems to happen after a restart of a process containing a stream, and it
> does not happen consistently, however it does happen somewhat regularly.
> My Kafka server is 2.3.0, with a patch for KAFKA-8715.
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