Hi David, I see we still have a few open Jiras marked as blockers for 4.0.0: https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=325421614#ReleasePlan4.0.0-OpenIssues
Are we expecting another RC soon? Or can this vote pass and these Jiras are moved to 4.1.0? Thanks, Mickael On Sun, Feb 23, 2025 at 10:46 PM Ismael Juma <m...@ismaeljuma.com> wrote: > > Thanks David! A few ideas of things to test: > > 1. Test clients and streams with Java 11: this is the first time we use a > different Java version for clients/streams vs the rest, so it would be good > to ensure the generated artifacts are good when it comes to this. > 2. Similarly, test brokers and connect (including some community > connectors) with Java 17. > 3. Test community clients (librdkafka & related, kafka-python, sarama, > segment io, etc.) with Apache 4.0. > 4. Check that logging is as you expect both with your existing log4j config > and the new config that is now included with the distribution - the new > config uses a native log4j2 config while the existing one would rely on the > compatibility layer. > 5. Run the quickstarts and look for zk specific things in the quickstarts > or other documentation. > 6. Follow the upgrade documentation and verify that upgrades work from > older versions (3.3 or higher). > 7. Check that the examples still work (i.e. they were not relying on > deprecated apis that have since been removed). > 8. Verify that performance of your applications remains the same or has > improved (both client and server-side). > > Ismael > > On Sat, Feb 22, 2025 at 2:17 AM David Jacot <da...@apache.org> wrote: > > > Hello Kafka users, developers and client-developers, > > > > This is the first candidate for release of Apache Kafka 4.0.0. We > > still have some remaining blockers but we figured that getting a first > > release candidate will help the community to test this major release. > > > > - This is the first release without Apache Zookeeper > > - The Next Generation of the Consumer Rebalance Protocol is Generally > > Available > > - The Transactions Server-Side Defense (Phase 2) is Generally Available > > - Queues for Kafka is in Early Access > > - Kafka uses log4j2 > > - Drop broker and tools support for Java 11 > > - Remove old client protocol API versions > > > > Release notes for the 4.0.0 release: > > https://dist.apache.org/repos/dist/dev/kafka/4.0.0-rc0/RELEASE_NOTES.html > > > > *** Please download and test the release. Voting is not necessary as > > we still have blockers. > > > > 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/4.0.0-rc0/ > > > > * Docker release artifacts to be voted upon: > > apache/kafka:4.0.0-rc0 > > apache/kafka-native:4.0.0-rc0 (Building the native image failed, I > > need to investigate it) > > > > * 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/4.0.0-rc0/javadoc/ > > > > * Tag to be voted upon (off 4.0 branch) is the 4.0.0 tag: > > https://github.com/apache/kafka/releases/tag/4.0.0-rc0 > > > > * Documentation: > > https://kafka.apache.org/40/documentation.html > > > > * Protocol: > > https://kafka.apache.org/40/protocol.html > > > > * Successful CI builds for the 4.0 branch: > > Unit/integration tests: > > https://github.com/apache/kafka/actions/runs/13459676207 > > System tests: TBD > > > > * Successful Docker Image Github Actions Pipeline for 4.0 branch: > > Docker Build Test Pipeline (JVM): > > https://github.com/apache/kafka/actions/runs/13471603921 > > Docker Build Test Pipeline (Native): > > https://github.com/apache/kafka/actions/runs/13471605941 > > > > /************************************** > > > > Thanks, > > David > >
