AWS – AWS Lambda now supports custom Consumer Group IDs for Amazon MSK and Self-Managed Kafka as event sources

AWS Lambda now supports custom Consumer Group IDs when using Amazon Managed Streaming for Apache Kafka (MSK) or Self-Managed Kafka as an event source. Kafka uses Consumer Group IDs to identify consumer membership and record consumer checkpoints. Using a custom Consumer Group ID is ideal for customers with workloads that require disaster recovery or fail‑over support.

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