Hello All, We are facing some issues in the 3.2.3 kafka version cluster. We have implemented 3 brokers cluster on a single node server in the kubernetes environment. After every week are facing issues which are listed below. So, please help us to resolve these issues. Thanks to all in advance.
*Issues we faced on brokers :* [2023-01-12 04:43:52,101] ERROR [KafkaApi-0] Unexpected error handling request RequestHeader(apiKey=INIT_PRODUCER_ID, apiVersion=4, clientId=dev-prp-clz-com-v2.1.105-MHM_CLZ_COM-DEV_123-3e0cf839-9c81-400c-94d2-975d330be75c-StreamThread-1-producer, correlationId=2) -- InitProducerIdRequestData(transactionalId=null, transactionTimeoutMs=2147483647, producerId=-1, producerEpoch=-1) with context RequestContext(header=RequestHeader(apiKey=INIT_PRODUCER_ID, apiVersion=4, clientId=dev-prp-clz-com-v2.1.105-MHM_CLZ_COM-DEV_123-3e0cf839-9c81-400c-94d2-975d330be75c-StreamThread-1-producer, correlationId=2), connectionId='10.233.80.1:9092-10.233.104.6:35952-208286', clientAddress=/10.233.104.6, principal=User:ANONYMOUS, listenerName=ListenerName(PLAINTEXT), securityProtocol=PLAINTEXT, clientInformation=ClientInformation(softwareName=apache-kafka-java, softwareVersion=3.2.3), fromPrivilegedListener=true, principalSerde=Optional[org.apache.kafka.common.security.authenticator.DefaultKafkaPrincipalBuilder@3a6b516c]) (kafka.server.KafkaApis) org.apache.kafka.common.errors.UnknownServerException: The server experienced an unexpected error when processing the request. [2023-01-12 04:43:52,159] WARN [RPC ProducerId Manager 0]: Had an unknown error from the controller, giving up. (kafka.coordinator.transaction.RPCProducerIdManager) [2023-01-12 04:43:52,159] ERROR [KafkaApi-0] Unexpected error handling request RequestHeader(apiKey=INIT_PRODUCER_ID, apiVersion=4, clientId=dev-prp-clz-com-v2.1.105-SCN_CLZ_COM_POST_PROCESS-DEV_123-4a353282-d8cf-4ac9-b2ea-a9c0e1163587-StreamThread-1-producer, correlationId=2) -- InitProducerIdRequestData(transactionalId=null, transactionTimeoutMs=2147483647, producerId=-1, producerEpoch=-1) with context RequestContext(header=RequestHeader(apiKey=INIT_PRODUCER_ID, apiVersion=4, clientId=dev-prp-clz-com-v2.1.105-SCN_CLZ_COM_POST_PROCESS-DEV_123-4a353282-d8cf-4ac9-b2ea-a9c0e1163587-StreamThread-1-producer, correlationId=2), connectionId='10.233.80.1:9092-10.233.104.6:35946-208286', clientAddress=/10.233.104.6, principal=User:ANONYMOUS, listenerName=ListenerName(PLAINTEXT), securityProtocol=PLAINTEXT, clientInformation=ClientInformation(softwareName=apache-kafka-java, softwareVersion=3.2.3), fromPrivilegedListener=true, principalSerde=Optional[org.apache.kafka.common.security.authenticator.DefaultKafkaPrincipalBuilder@3042f6ba]) (kafka.server.KafkaApis) org.apache.kafka.common.errors.UnknownServerException: The server experienced an unexpected error when processing the request. [2023-01-12 04:43:52,194] WARN [RPC ProducerId Manager 0]: Had an unknown error from the controller, giving up. (kafka.coordinator.transaction.RPCProducerIdManager) *Issues we faced on client :* 06:09:22.752 ERROR org.apache.kafka.clients.producer.internals.Sender - [Producer clientId=javaproducer11675630941604] Aborting producer batches due to fatal error org.apache.kafka.common.KafkaException: Unexpected error in InitProducerIdResponse; The server experienced an unexpected error when processing the request. at org.apache.kafka.clients.producer.internals.TransactionManager$InitProducerIdHandler.handleResponse(TransactionManager.java:1418) ~[kafka-clients-3.2.3.jar:?] at org.apache.kafka.clients.producer.internals.TransactionManager$TxnRequestHandler.onComplete(TransactionManager.java:1322) ~[kafka-clients-3.2.3.jar:?] at org.apache.kafka.clients.ClientResponse.onComplete(ClientResponse.java:109) ~[kafka-clients-3.2.3.jar:?] at org.apache.kafka.clients.NetworkClient.completeResponses(NetworkClient.java:583) ~[kafka-clients-3.2.3.jar:?] at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:575) ~[kafka-clients-3.2.3.jar:?] at org.apache.kafka.clients.producer.internals.Sender.maybeSendAndPollTransactionalRequest(Sender.java:418) [kafka-clients-3.2.3.jar:?] at org.apache.kafka.clients.producer.internals.Sender.runOnce(Sender.java:316) [kafka-clients-3.2.3.jar:?] at org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:243) [kafka-clients-3.2.3.jar:?] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_171] --- Thanks & Regards, Kunal Jadhav