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Posted to users@kafka.apache.org by Apoorv Mittal <ap...@gmail.com> on 2026/09/21 13:39:39 UTC
[VOTE] 4.2.2 RC0
Hello Kafka users, developers and client-developers,
This is the first (0) candidate for release of Apache Kafka 4.2.2.
This is a bug fix release in the 4.2 line.
Release notes for the 4.2.2 release:
https://dist.apache.org/repos/dist/dev/kafka/4.2.2-rc0/RELEASE_NOTES.html
Please download, test and vote by *24 September, Monday 3PM GMT*
Kafka's KEYS file containing PGP keys we use to sign the release:
https://downloads.apache.org/kafka/KEYS <https://kafka.apache.org/KEYS>
* Release artifacts to be voted upon (source and binary):
https://dist.apache.org/repos/dist/dev/kafka/4.2.2-rc0/
* Docker release artifacts to be voted upon:
apache/kafka:4.2.2-rc0
apache/kafka-native:4.2.2-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/4.2.2-rc0/javadoc/index.html
* Tag to be voted upon (off 4.2 branch) is the 4.2.2 tag:
https://github.com/apache/kafka/releases/tag/4.2.2-rc0
* Documentation:
https://kafka.apache.org/42/documentation.html
* Protocol:
https://kafka.apache.org/42/design/protocol
* Successful CI builds for the 4.2 branch:
Unit/integration tests:
https://github.com/apache/kafka/actions/runs/35603873087
System tests:
https://confluent-open-source-kafka-system-test-results.s3-us-west-2.amazonaws.com/4.2/2026-09-20--002.7c3ba21d-079a-4799-8f1e-1f798f499541--1789972353--confluentinc--4.2--0fbf14c557/report.html
* Successful Docker Image Github Actions Pipeline for 4.2 branch:
Docker Build Test Pipeline (JVM):
https://github.com/apache/kafka/actions/runs/35605915794
Docker Build Test Pipeline (Native):
https://github.com/apache/kafka/actions/runs/35605973880
Regards,
Apoorv Mittal
Re: [VOTE] 4.2.2 RC0
Posted by Apoorv Mittal <ap...@gmail.com>.
There is a test failure. I am fixing the test (test only change) and
preparing RC1 to be available later today.
Regards,
Apoorv Mittal
On Mon, Sep 21, 2026 at 2:39 PM Apoorv Mittal <ap...@gmail.com>
wrote:
> Hello Kafka users, developers and client-developers,
>
> This is the first (0) candidate for release of Apache Kafka 4.2.2.
>
> This is a bug fix release in the 4.2 line.
>
> Release notes for the 4.2.2 release:
> https://dist.apache.org/repos/dist/dev/kafka/4.2.2-rc0/RELEASE_NOTES.html
>
> Please download, test and vote by *24 September, Monday 3PM GMT*
>
> Kafka's KEYS file containing PGP keys we use to sign the release:
> https://downloads.apache.org/kafka/KEYS <https://kafka.apache.org/KEYS>
>
> * Release artifacts to be voted upon (source and binary):
> https://dist.apache.org/repos/dist/dev/kafka/4.2.2-rc0/
>
> * Docker release artifacts to be voted upon:
> apache/kafka:4.2.2-rc0
> apache/kafka-native:4.2.2-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/4.2.2-rc0/javadoc/index.html
>
> * Tag to be voted upon (off 4.2 branch) is the 4.2.2 tag:
> https://github.com/apache/kafka/releases/tag/4.2.2-rc0
>
> * Documentation:
> https://kafka.apache.org/42/documentation.html
>
> * Protocol:
> https://kafka.apache.org/42/design/protocol
>
> * Successful CI builds for the 4.2 branch:
> Unit/integration tests:
> https://github.com/apache/kafka/actions/runs/35603873087
> System tests:
> https://confluent-open-source-kafka-system-test-results.s3-us-west-2.amazonaws.com/4.2/2026-09-20--002.7c3ba21d-079a-4799-8f1e-1f798f499541--1789972353--confluentinc--4.2--0fbf14c557/report.html
>
> * Successful Docker Image Github Actions Pipeline for 4.2 branch:
> Docker Build Test Pipeline (JVM):
> https://github.com/apache/kafka/actions/runs/35605915794
> Docker Build Test Pipeline (Native):
> https://github.com/apache/kafka/actions/runs/35605973880
>
> Regards,
> Apoorv Mittal
>
Re: [VOTE] 4.2.2 RC0
Posted by Apoorv Mittal <ap...@gmail.com>.
There is a test failure. I am fixing the test (test only change) and
preparing RC1 to be available later today.
Regards,
Apoorv Mittal
On Mon, Sep 21, 2026 at 2:39 PM Apoorv Mittal <ap...@gmail.com>
wrote:
> Hello Kafka users, developers and client-developers,
>
> This is the first (0) candidate for release of Apache Kafka 4.2.2.
>
> This is a bug fix release in the 4.2 line.
>
> Release notes for the 4.2.2 release:
> https://dist.apache.org/repos/dist/dev/kafka/4.2.2-rc0/RELEASE_NOTES.html
>
> Please download, test and vote by *24 September, Monday 3PM GMT*
>
> Kafka's KEYS file containing PGP keys we use to sign the release:
> https://downloads.apache.org/kafka/KEYS <https://kafka.apache.org/KEYS>
>
> * Release artifacts to be voted upon (source and binary):
> https://dist.apache.org/repos/dist/dev/kafka/4.2.2-rc0/
>
> * Docker release artifacts to be voted upon:
> apache/kafka:4.2.2-rc0
> apache/kafka-native:4.2.2-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/4.2.2-rc0/javadoc/index.html
>
> * Tag to be voted upon (off 4.2 branch) is the 4.2.2 tag:
> https://github.com/apache/kafka/releases/tag/4.2.2-rc0
>
> * Documentation:
> https://kafka.apache.org/42/documentation.html
>
> * Protocol:
> https://kafka.apache.org/42/design/protocol
>
> * Successful CI builds for the 4.2 branch:
> Unit/integration tests:
> https://github.com/apache/kafka/actions/runs/35603873087
> System tests:
> https://confluent-open-source-kafka-system-test-results.s3-us-west-2.amazonaws.com/4.2/2026-09-20--002.7c3ba21d-079a-4799-8f1e-1f798f499541--1789972353--confluentinc--4.2--0fbf14c557/report.html
>
> * Successful Docker Image Github Actions Pipeline for 4.2 branch:
> Docker Build Test Pipeline (JVM):
> https://github.com/apache/kafka/actions/runs/35605915794
> Docker Build Test Pipeline (Native):
> https://github.com/apache/kafka/actions/runs/35605973880
>
> Regards,
> Apoorv Mittal
>