Forgot to add the Jira ticket https://issues.apache.org/jira/browse/KAFKA-20571
On Tue, May 12, 2026 at 11:07 AM Bill Bejeck <[email protected]> wrote: > Hi Mickael, > > We just discovered a regression from the addition of a new metric in Kafka > Streams. > The fix should be straightforward and low risk. > > Thanks, > Bill > > On Tue, May 12, 2026 at 9:57 AM Andrew Schofield <[email protected]> > wrote: > >> Hi Mickael, >> My view is that https://issues.apache.org/jira/browse/KAFKA-19851 should >> be in 4.3.0 (which it is) and >> https://issues.apache.org/jira/browse/KAFKA-20380 does not matter. >> >> Thanks, >> Andrew >> >> On 2026/05/12 13:21:03 Josep Prat via dev wrote: >> > Hi Mickael, >> > while this was going on I was doing some validation and I did: >> > >> > - checked the signatures and checksums >> > - Tested Docker Images: >> > -- can start >> > -- can create topics >> > - ran quickstart >> > - ran sample apps with consumer groups >> > - checked Java client interaction from artifacts (admin, producer, >> consumer >> > and streams) >> > - check Tiered Storage offloads to remote storage (with Aiven's plugin) >> > - check Kafka Connect >> > >> > +1 (binding). >> > >> > Regarding whether to make another RC or not. I don't see these issues as >> > blockers and if really needed they will definitely land in 4.3.1. >> > >> > Best, >> > >> > On Tue, May 12, 2026 at 3:08 PM Mickael Maison < >> [email protected]> >> > wrote: >> > >> > > Slight correction: >> > > >> > > KAFKA-19851 is in 4.3.0 RC1: >> > > >> > > >> https://github.com/apache/kafka/commit/4e823a07a3ef366768e967148a11b39c3759d318 >> > > KAFKA-20380 >> > > < >> https://github.com/apache/kafka/commit/4e823a07a3ef366768e967148a11b39c3759d318KAFKA-20380 >> > >> > > is in the 4.3 branch but not in RC1 >> > > >> > > Thanks, >> > > Mickael >> > > >> > > On Tue, May 12, 2026 at 2:58 PM Mickael Maison < >> [email protected]> >> > > wrote: >> > > > >> > > > Hi, >> > > > >> > > > So we've technically passed the vote. >> > > > >> > > > However I just noticed that we're doing another 4.2.1 release >> > > > candidate (even though RC3 had also passed the vote) to include >> fixes >> > > > for KAFKA-19851 and KAFKA-20380. >> > > > These fixes are not included in 4.3.0 RC1. >> > > > >> > > > It's not clear to me that these are high importance fixes (opened >> for >> > > > several versions, not marked as blockers) needed for 4.3.0. >> > > > If people want to make a case for including these in 4.3.0, please >> let >> > > me know. >> > > > Otherwise I'll proceed with the release of 4.3.0 using RC1. >> > > > >> > > > - https://issues.apache.org/jira/browse/KAFKA-19851 >> > > > - https://issues.apache.org/jira/browse/KAFKA-20380 >> > > > >> > > > Thanks, >> > > > Mickael >> > > > >> > > > On Tue, May 12, 2026 at 1:35 PM Luke Chen <[email protected]> >> wrote: >> > > > > >> > > > > Hi Mickael, >> > > > > >> > > > > I found a non-blocking doc issue KAFKA-20569 >> > > > > <https://issues.apache.org/jira/browse/KAFKA-20569> that might >> also >> > > affect >> > > > > v4.3.0. >> > > > > We might need to fix it for v4.3.0. >> > > > > >> > > > > Thanks, >> > > > > Luke >> > > > > >> > > > > On Tue, May 12, 2026 at 8:00 PM Federico Valeri < >> [email protected]> >> > > > > wrote: >> > > > > >> > > > > > Hi Mickael, >> > > > > > >> > > > > > - built from source using Java 21 >> > > > > > - tested KAFKA-19655 >> > > > > > - ran various test client applications >> > > > > > - browsed Javadoc >> > > > > > >> > > > > > +1 non binding >> > > > > > >> > > > > > Thanks for running the release. >> > > > > > Fede >> > > > > > >> > > > > > >> > > > > > >> > > > > > >> > > > > > On Tue, May 12, 2026 at 9:09 AM Maroš Orsák < >> > > [email protected]> >> > > > > > wrote: >> > > > > > > >> > > > > > > Hi Mickael, >> > > > > > > >> > > > > > > I have run the Strimzi test container tests on Aarch64 image >> build >> > > from >> > > > > > > >> > > > > > >> > > >> https://dist.apache.org/repos/dist/dev/kafka/4.3.0-rc1/kafka_2.13-4.3.0.tgz >> > > > > > , >> > > > > > > all tests passed without issues. >> > > > > > > >> > > > > > > +1 (non-binding) >> > > > > > > >> > > > > > > Cheers, >> > > > > > > Maros >> > > > > > > >> > > > > > > po 11. 5. 2026 o 23:54 Lianet Magrans <[email protected]> >> > > napísal(a): >> > > > > > > >> > > > > > > > Hi Mickael, >> > > > > > > > >> > > > > > > > I did the following: >> > > > > > > > - verified the checksums and signatures >> > > > > > > > - build from source (java 21) -> run quickstart, basic >> > > produce/consume >> > > > > > with >> > > > > > > > Classic and Consumer groups >> > > > > > > > - run basic consume/produce on both docker images >> > > > > > > > - run the network degrade sys test that was failing on your >> > > side. I >> > > > > > got a >> > > > > > > > green run for the test_rate on 4.3 after some retries >> > > > > > > > >> > > > > > > > >> > > > > > >> > > >> https://confluent-open-source-kafka-branch-builder-system-test-results.s3-us-west-2.amazonaws.com/trunk/2026-05-11--001.f3134388-b3df-48e5-ae8b-98d07ddfff55--1778526564--apache--4.3--84b51283d6/report.html >> > > > > > > > >> > > > > > > > +1 (binding) >> > > > > > > > >> > > > > > > > Best! >> > > > > > > > Lianet >> > > > > > > > >> > > > > > > > On Mon, May 11, 2026 at 2:51 PM Jakub Scholz < >> [email protected]> >> > > wrote: >> > > > > > > > >> > > > > > > > > @Maciej: You mean within Strimzi? The system tests we have >> > > covering >> > > > > > OAuth >> > > > > > > > > passed. But I have not done any special testing for that >> as >> > > OAuth is >> > > > > > not >> > > > > > > > > really my specialty. >> > > > > > > > > >> > > > > > > > > Jakub >> > > > > > > > > >> > > > > > > > > On Mon, May 11, 2026 at 5:36 PM Maciej Malecki < >> > > [email protected]> >> > > > > > > > wrote: >> > > > > > > > > >> > > > > > > > > > Does this version work with strimzi oauth 0.17.1? >> > > > > > > > > > >> > > > > > > > > > *__________________* >> > > > > > > > > > *Regards,* >> > > > > > > > > > >> > > > > > > > > > *Maciej Małecki* >> > > > > > > > > > >> > > > > > > > > > pon., 11 maj 2026, 16:58 użytkownik Jakub Scholz < >> > > [email protected]> >> > > > > > > > > > napisał: >> > > > > > > > > > >> > > > > > > > > > > I used the staged binaries and Maven artifacts, and: >> > > > > > > > > > > * did some manual smoke testing >> > > > > > > > > > > * Run it within Strimzi and its system tests >> > > > > > > > > > > >> > > > > > > > > > > All seems to work fine, so +1 (non-binding). >> > > > > > > > > > > >> > > > > > > > > > > Thanks & Regards >> > > > > > > > > > > Jakub >> > > > > > > > > > > >> > > > > > > > > > > On Tue, May 5, 2026 at 1:41 PM Mickael Maison < >> > > > > > > > > [email protected]> >> > > > > > > > > > > wrote: >> > > > > > > > > > > >> > > > > > > > > > > > Hello Kafka users, developers and client-developers, >> > > > > > > > > > > > >> > > > > > > > > > > > This is the 2nd candidate for release of Apache >> Kafka >> > > 4.3.0. >> > > > > > > > > > > > >> > > > > > > > > > > > This release includes 25 KIPs bringing improvements >> to >> > > all >> > > > > > > > > components. >> > > > > > > > > > > > >> > > > > > > > > > > > Release notes for the 4.3.0 release: >> > > > > > > > > > > > >> > > > > > > > > > > >> > > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > >> > > >> https://dist.apache.org/repos/dist/dev/kafka/4.3.0-rc1/RELEASE_NOTES.html >> > > > > > > > > > > > >> > > > > > > > > > > > *** Please download, test and vote by May 11, 5pm >> CEST >> > > > > > > > > > > > >> > > > > > > > > > > > Kafka's KEYS file containing PGP keys we use to >> sign the >> > > > > > release: >> > > > > > > > > > > > https://downloads.apache.org/kafka/KEYS >> > > > > > > > > > > > >> > > > > > > > > > > > * Release artifacts to be voted upon (source and >> binary): >> > > > > > > > > > > > >> https://dist.apache.org/repos/dist/dev/kafka/4.3.0-rc1/ >> > > > > > > > > > > > >> > > > > > > > > > > > * Docker release artifacts to be voted upon: >> > > > > > > > > > > > apache/kafka:4.3.0-rc1 >> > > > > > > > > > > > apache/kafka-native:4.3.0-rc1 >> > > > > > > > > > > > >> > > > > > > > > > > > * 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/4.3.0-rc1/javadoc/index.html >> > > > > > > > > > > > >> > > > > > > > > > > > * Tag to be voted upon (off 4.3 branch) is the >> 4.3.0 tag: >> > > > > > > > > > > > >> https://github.com/apache/kafka/releases/tag/4.3.0-rc1 >> > > > > > > > > > > > >> > > > > > > > > > > > * Documentation: >> > > > > > > > > > > > PR: https://github.com/apache/kafka-site/pull/853 >> > > > > > > > > > > > >> > > > > > > > > > > > * Protocol: >> > > > > > > > > > > > PR: https://github.com/apache/kafka-site/pull/853 >> > > > > > > > > > > > >> > > > > > > > > > > > * Successful CI builds for the 4.3 branch: >> > > > > > > > > > > > Unit/integration tests: >> > > > > > > > > > > > >> https://github.com/apache/kafka/actions/runs/25372903952 >> > > > > > > > > > > > System tests: Tests are currently running >> > > > > > > > > > > > >> > > > > > > > > > > > * Successful Docker Image Github Actions Pipeline >> for 4.3 >> > > > > > branch: >> > > > > > > > > > > > Docker Build Test Pipeline (JVM): >> > > > > > > > > > > > >> https://github.com/apache/kafka/actions/runs/25367577186 >> > > > > > > > > > > > Docker Build Test Pipeline (Native): >> > > > > > > > > > > > >> https://github.com/apache/kafka/actions/runs/25367591295 >> > > > > > > > > > > > >> > > > > > > > > > > > Thanks, >> > > > > > > > > > > > Mickael >> > > > > > > > > > > > >> > > > > > > > > > > >> > > > > > > > > > >> > > > > > > > > >> > > > > > > > >> > > > > > >> > > >> > >> > >> > -- >> > [image: Aiven] <https://www.aiven.io> >> > *Josep Prat* >> > Sr Engineering Director, Streaming Services, *Aiven* >> > [email protected] | +491715557497 >> > >> > aiven.io <https://www.aiven.io/> >> > >> > [image: LinkedIn] >> > <https://www.linkedin.com/company/aiven/posts/?feedView=all> [image: >> X] >> > <https://x.com/aiven_io> [image: GitHub] <https://github.com/aiven> >> [image: >> > YouTube] <https://www.youtube.com/@Aiven_io> [image: Facebook] >> > <https://www.facebook.com/aivencloud> >> > *Aiven Deutschland GmbH* >> > Rosenthaler Straße 43-45, 10178 Berlin >> > Geschäftsführer: Oskari Saarenmaa, Kenneth Chen >> > Amtsgericht Charlottenburg, HRB 209739 B >> > >> >
