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sats commented on KAFKA-10072: ------------------------------ [~qq619618919], kafka-console-consumer.sh --consumer-property only takes {color:#FF0000}"group.id=aa" {color:#172b4d}not "client.id=aa" [ref|[https://github.com/apache/kafka/blob/2.4/core/src/main/scala/kafka/tools/ConsoleConsumer.scala#groupIdsProvided()|https://github.com/apache/kafka/blob/2.4/core/src/main/scala/kafka/tools/ConsoleConsumer.scala]]{color}{color} {color:#172b4d}Looks you are using wrong property hence you are seeing unexpected behavior. I agree it should throw appropriate error though.{color} > Kafkaconsumer is configured with different clientid parameters to obtain > different results > ------------------------------------------------------------------------------------------ > > Key: KAFKA-10072 > URL: https://issues.apache.org/jira/browse/KAFKA-10072 > Project: Kafka > Issue Type: Bug > Components: core > Affects Versions: 2.4.0 > Environment: centos7.6 8C 32G > Reporter: victor > Priority: Blocker > > kafka-console-consumer.sh --bootstrap-server host1:port --consumer-property > {color:#DE350B}client.id=aa{color} --from-beginning --topic topicA > {color:#DE350B}There's no data > {color} > kafka-console-consumer.sh --bootstrap-server host1:port --consumer-property > {color:#DE350B}clientid=bb{color} --from-beginning --topic topicA > {color:#DE350B}Successfully consume data{color} -- This message was sent by Atlassian Jira (v8.3.4#803005)