[jira] [Created] (KAFKA-9701) Consumer could catch InconsistentGroupProtocolException during rebalance

["Boyang Chen (Jira)" <ji...@apache.org>]

Boyang Chen created KAFKA-9701:
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             Summary: Consumer could catch InconsistentGroupProtocolException during rebalance
                 Key: KAFKA-9701
                 URL: https://issues.apache.org/jira/browse/KAFKA-9701
             Project: Kafka
          Issue Type: Bug
    Affects Versions: 2.5.0
            Reporter: Boyang Chen


INFO log shows that we accidentally hit an unexpected inconsistent group protocol exception:

[2020-03-10T17:16:53-07:00] (streams-soak-2-5-eos-broker-2-5_soak_i-00067445452c82fe8_streamslog) [2020-03-11 *00:16:53,382*] INFO [stream-soak-test-d3da8597-c371-450e-81d9-72aea6a26949-StreamThread-1] stream-client [stream-soak-test-d3da8597-c371-450e-81d9-72aea6a26949] State transition from REBALANCING to RUNNING (org.apache.kafka.streams.KafkaStreams)

 

[2020-03-10T17:16:53-07:00] (streams-soak-2-5-eos-broker-2-5_soak_i-00067445452c82fe8_streamslog) [2020-03-11 *00:16:53,384*] WARN [kafka-producer-network-thread | stream-soak-test-d3da8597-c371-450e-81d9-72aea6a26949-StreamThread-1-0_1-producer] stream-thread [stream-soak-test-d3da8597-c371-450e-81d9-72aea6a26949-StreamThread-1] task [0_1] Error sending record to topic node-name-repartition due to Producer attempted an operation with an old epoch. Either there is a newer producer with the same transactionalId, or the producer's transaction has been expired by the broker.; No more records will be sent and no more offsets will be recorded for this task.

 

 

[2020-03-10T17:16:53-07:00] (streams-soak-2-5-eos-broker-2-5_soak_i-00067445452c82fe8_streamslog) [2020-03-11 *00:16:53,521*] INFO [stream-soak-test-d3da8597-c371-450e-81d9-72aea6a26949-StreamThread-1] [Consumer clientId=stream-soak-test-d3da8597-c371-450e-81d9-72aea6a26949-StreamThread-1-consumer, groupId=stream-soak-test] Member stream-soak-test-d3da8597-c371-450e-81d9-72aea6a26949-StreamThread-1-consumer-d1c3c796-0bfb-4c1c-9fb4-5a807d8b53a2 sending LeaveGroup request to coordinator ip-172-31-20-215.us-west-2.compute.internal:9092 (id: 2147482646 rack: null) due to the consumer unsubscribed from all topics (org.apache.kafka.clients.consumer.internals.AbstractCoordinator)

 

[2020-03-10T17:16:54-07:00] (streams-soak-2-5-eos-broker-2-5_soak_i-00067445452c82fe8_streamslog) [2020-03-11 *00:16:53,798*] ERROR [stream-soak-test-d3da8597-c371-450e-81d9-72aea6a26949-StreamThread-1] stream-thread [stream-soak-test-d3da8597-c371-450e-81d9-72aea6a26949-StreamThread-1] Encountered the following unexpected Kafka exception during processing, this usually indicate Streams internal errors: (org.apache.kafka.streams.processor.internals.StreamThread)

[2020-03-10T17:16:54-07:00] (streams-soak-2-5-eos-broker-2-5_soak_i-00067445452c82fe8_streamslog) org.apache.kafka.common.errors.InconsistentGroupProtocolException: The group member's supported protocols are incompatible with those of existing members or first group member tried to join with empty protocol type or empty protocol list.

 

Potentially needs further log to understand this.



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