What is Kafka consumer group management?

What is Kafka consumer group management?

Kafka consumer group management refers to the process of coordinating multiple consumers that read from the same topic in Kafka. It ensures that each message is processed only once by a single consumer in the group.

How do I create a consumer group in Kafka?

To create a consumer group in Kafka, you simply need to configure your consumers with the same group ID. When they start consuming messages, Kafka will manage the distribution of messages among them.

What happens if a consumer in the group fails?

If a consumer in the group fails, Kafka will automatically rebalance the group. The partitions that were assigned to the failed consumer will be reassigned to the remaining active consumers.

Can I have multiple consumer groups for the same topic?

Yes, you can have multiple consumer groups for the same topic. Each group will independently consume messages, allowing for different processing logic or scaling.