Apache Kafka 2.8.0 Release Highlights and New Features
Apache Kafka 2.8.0 introduces several significant enhancements, including a new group API, mutual TLS authentication for SASL_SSL listeners, JSON request/response logging, broker connection rate limiting, topic identifiers, self‑managed quorum replacing ZooKeeper, and numerous improvements to Streams and Connect APIs for more reliable real‑time data pipelines.
Apache Kafka is a distributed streaming platform with four core APIs, enabling real‑time data pipelines and stream processing applications.
Version 2.8.0 has been officially released, bringing notable changes:
Added group description API.
Supported mutual TLS authentication on SASL_SSL listeners.
JSON request/response debug logging.
Broker connection creation rate limiting.
Topic identifiers.
Exposed task configuration in Connect REST API.
Early‑access self‑managed quorum replacing ZooKeeper.
Updated Streams FSM to clarify error states.
Extended StreamJoined for more store configurations.
More convenient TopologyTestDriver constructors.
Introduced Kafka‑Stream specific uncaught exception handler.
APIs to start and stop Streams threads.
Improved TimeWindowedDeserializer and TimeWindowedSerde for window size handling.
Enhanced timeout and retry behavior in Kafka Streams.
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