Hello! As promised in my last email here are links to the remaining documentation:
* Blog Post https://github.com/apache/kafka-site/pull/786 * Documentation: https://github.com/apache/kafka-site/pull/785 * Protocol: https://github.com/apache/kafka-site/pull/785 Best, Christo On Tue, 13 Jan 2026 at 17:49, Rich Bowen <[email protected]> wrote: > > +1 (non-binding) > > * Verified signatures and hashes on the following files as per > https://apache.org/info/verification.html > - kafka-4.2.0-src.tgz (SHA1, SHA512, GPG signature) > - kafka_2.13-4.2.0-site-docs.tgz (SHA1, SHA512, GPG signature) > - kafka_2.13-4.2.0.tgz (SHA1, SHA512, GPG signature) > * Verified LICENSE and NOTICE files > > > On 2026/01/13 16:03:51 Christo Lolov wrote: > > Hello Kafka users, developers and client-developers, > > > > This is the RC0 candidate for release of Apache Kafka 4.2.0. > > > > This release has many exciting changes such as Kafka Queues being > > marked as production-ready, dead letter queues in Kafka Streams, a > > preview of the new Kafka Streams rebalance protocol, improved > > consistency across Kafka CLI arguments and metrics! > > > > I will raise a PR with a new blog post to the kafka-site repository in > > the next 24 hours and share the link as a reply to this thread. > > > > Release notes for the 4.2.0 release: > > https://dist.apache.org/repos/dist/dev/kafka/4.2.0-rc0/RELEASE_NOTES.html > > > > *** Please download, test and vote by Wednesday, January 21, 10am UTC > > > > Kafka's KEYS file containing PGP keys we use to sign the release: > > https://kafka.apache.org/KEYS > > > > * Release artifacts to be voted upon (source and binary): > > https://dist.apache.org/repos/dist/dev/kafka/4.2.0-rc0/ > > > > * Docker release artifacts to be voted upon: > > apache/kafka:4.2.0-rc0 > > apache/kafka-native:4.2.0-rc0 > > > > * Maven artifacts to be voted upon: > > https://repository.apache.org/content/groups/staging/org/apache/kafka/ > > > > * Javadoc: > > https://dist.apache.org/repos/dist/dev/kafka/4.2.0-rc0/javadoc/index.html > > > > * Tag to be voted upon (off 4.2 branch) is the 4.2.0 tag: > > https://github.com/apache/kafka/releases/tag/4.2.0-rc0 > > > > * Documentation: > > I will raise a PR with the changes to the kafka-site repository in the > > next 24 hours and share the link as a reply to this thread. > > > > * Protocol: > > I will raise a PR with the changes to the kafka-site repository in the > > next 24 hours and share the link as a reply to this thread. > > > > * Successful CI builds for the 4.2 branch: > > Unit/integration tests: > > https://github.com/apache/kafka/actions/runs/20953445348/job/60245258542 > > System tests: My environment needs to be recreated before I can share > > results from my end, so any results shared by voters would be greatly > > appreciated! > > > > * Successful Docker Image Github Actions Pipeline for 4.2 branch: > > Docker Build Test Pipeline (JVM): > > https://github.com/apache/kafka/actions/runs/20962291986 > > Docker Build Test Pipeline (Native): > > https://github.com/apache/kafka/actions/runs/20958037429 > > > > Note - when I run the quickstart against the JVM Docker image I need > > to specify the process.roles. I do not seem to need to specify the > > process.roles if I run the 4.1.1 image. I will run this once again > > tomorrow in another clean environment, but if somebody else can > > confirm/deny whether they can reproduce this beforehand this would > > also be greatly appreciated! > > > > Thanks, > > Christo > >
