Philip Nee created KAFKA-16778:
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Summary: AsyncKafkaConsumer fetcher might occasionally try to
fetch to a revoked partition
Key: KAFKA-16778
URL: https://issues.apache.org/jira/browse/KAFKA-16778
Project: Kafka
Issue Type: Bug
Reporter: Philip Nee
{code:java}
java.lang.IllegalStateException: No current assignment for partition
output-topic-26
at
org.apache.kafka.clients.consumer.internals.SubscriptionState.assignedState(SubscriptionState.java:369)
at
org.apache.kafka.clients.consumer.internals.SubscriptionState.position(SubscriptionState.java:542)
at
org.apache.kafka.clients.consumer.internals.AbstractFetch.prepareFetchRequests(AbstractFetch.java:411)
at
org.apache.kafka.clients.consumer.internals.FetchRequestManager.poll(FetchRequestManager.java:74)
at
org.apache.kafka.clients.consumer.internals.ConsumerNetworkThread.lambda$new$2(ConsumerNetworkThread.java:159)
at
org.apache.kafka.clients.consumer.internals.ConsumerNetworkThread.lambda$runOnce$0(ConsumerNetworkThread.java:143)
at
java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
at
java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
at
java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:179)
at
java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
at
java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
at
java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499)
at
java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:921)
at
java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at
java.base/java.util.stream.ReferencePipeline.reduce(ReferencePipeline.java:657)
at
org.apache.kafka.clients.consumer.internals.ConsumerNetworkThread.runOnce(ConsumerNetworkThread.java:145)
at
org.apache.kafka.clients.consumer.internals.ConsumerNetworkThread.run(ConsumerNetworkThread.java:94)
{code}
The setup is - running 30 consumers consuming from a 300 partitions topic.
We can occasionally get an IllegalStateException from the consumer.
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