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Kubernetes contribution and upstream development discussion. An archive of our old mailing list here (pre-2022).

Contributing information: k8s.dev/guide

For questions about how to use or troubleshoot Kubernetes, this is not the forum for you. Please try:

- user guide and troubleshooting guide

- discuss.kubernetes.io

- slack.k8s.io -> #kubernetes-users

Absolutely no solicitations or job postings. Please review our code of conduct.

0 selected

Sreeram Venkitesh

Oct 18

[NOTICE] Voting for the Kubernetes Steering Committee Election Closes Soon!

Voting Closes in a week (Friday, October 24th)! Get your votes in for the Kubernetes Steering

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[NOTICE] Voting for the Kubernetes Steering Committee Election Closes Soon!

Voting Closes in a week (Friday, October 24th)! Get your votes in for the Kubernetes Steering

Oct 18

Rayan Das

Oct 17

[ANNOUNCEMENT] ❄️ v1.35 Enhancements Freeze in Effect / Upcoming Key Dates

Howdy Kubernetes community! 👋 Enhancements Freeze began today, Friday 17th October 2025, at 12:00 UTC

unread,

[ANNOUNCEMENT] ❄️ v1.35 Enhancements Freeze in Effect / Upcoming Key Dates

Howdy Kubernetes community! 👋 Enhancements Freeze began today, Friday 17th October 2025, at 12:00 UTC

Oct 17

Kevin Hannon, … Davanum Srinivas22

Oct 16

cgroup v1 deprecation

Well said Sandor! On Thu, Oct 16, 2025 at 8:22 AM Sandor Szuecs <sandor...@zalando.de>

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cgroup v1 deprecation

Well said Sandor! On Thu, Oct 16, 2025 at 8:22 AM Sandor Szuecs <sandor...@zalando.de>

Oct 16

Sreeram Venkitesh

Oct 15

[NOTICE] Steering Election: Exceptions due October 22, Ballots Due October 24

Dear Contributors, ## Voter Exceptions due October 22nd (Wednesday) There are only 7 days left to

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[NOTICE] Steering Election: Exceptions due October 22, Ballots Due October 24

Dear Contributors, ## Voter Exceptions due October 22nd (Wednesday) There are only 7 days left to

Oct 15

Lior Lieberman (via Google Docs)2

Oct 15

Document shared with you: "Agentic Networking Kickoff Meeting Notes"

Lior Lieberman shared a document Lior Lieberman (lior...@gmail.com) has invited you to edit the

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Document shared with you: "Agentic Networking Kickoff Meeting Notes"

Lior Lieberman shared a document Lior Lieberman (lior...@gmail.com) has invited you to edit the

Oct 15

Carlos Tadeu Panato Jr

Oct 14

October 2025 Patch Releases Delayed

Hello Kubernetes community, We have decided to delay the patch releases that were scheduled for this

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October 2025 Patch Releases Delayed

Hello Kubernetes community, We have decided to delay the patch releases that were scheduled for this

Oct 14

shu....@gmail.com3

Oct 13

Fwd: SIG UI Leadership Changes

Hi all! To see the next steps, see following: https://github.com/kubernetes/community/issues/8652

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Fwd: SIG UI Leadership Changes

Hi all! To see the next steps, see following: https://github.com/kubernetes/community/issues/8652

Oct 13

Drew Hagen

Oct 12

[URGENT] Final call for v1.35 Enhancements

Ahoy there Kubernetes Community! 👋 We just sailed through our first PRR Freeze! ⛵Thank you everyone

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[URGENT] Final call for v1.35 Enhancements

Ahoy there Kubernetes Community! 👋 We just sailed through our first PRR Freeze! ⛵Thank you everyone

Oct 12

Rayan Das

Oct 10

[ANNOUNCEMENT] v1.35 PRR Freeze in Effect ❄️

Hey Kubernetes community 👋 🧊 PRR Freeze began at 12:00 UTC Friday 10th October, 2025. Enhancements

unread,

[ANNOUNCEMENT] v1.35 PRR Freeze in Effect ❄️

Hey Kubernetes community 👋 🧊 PRR Freeze began at 12:00 UTC Friday 10th October, 2025. Enhancements

Oct 10

Benjamin Elder

Oct 8

Updating release blocking & informing alpha/beta coverage

Hello all, following the process at https://github.com/kubernetes/sig-release/blob/master/release-

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Updating release blocking & informing alpha/beta coverage

Hello all, following the process at https://github.com/kubernetes/sig-release/blob/master/release-

Oct 8

Sreeram Venkitesh

Oct 8

Kubernetes v1.35.0-alpha.1 is live!

Kubernetes Community, Kubernetes v1.35.0-alpha.1 has been built and pushed using Golang version 1.25.

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Kubernetes v1.35.0-alpha.1 is live!

Kubernetes Community, Kubernetes v1.35.0-alpha.1 has been built and pushed using Golang version 1.25.

Oct 8

Benjamin Elder, … Tim Hockin3

Oct 3

New "Invariant" E2E Tests

Thanks for following up on this idea - I think it will allow us to have a degree of confidence that

unread,

New "Invariant" E2E Tests

Thanks for following up on this idea - I think it will allow us to have a degree of confidence that

Oct 3

Lehtonen, Markus

Oct 2

[ANNOUNCE] node-feature-discovery v0.18 is released

Greetings Kubernetes community, Node Feature Discovery (NFD) v0.18 is released. Please see the

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[ANNOUNCE] node-feature-discovery v0.18 is released

Greetings Kubernetes community, Node Feature Discovery (NFD) v0.18 is released. Please see the

Oct 2

Benjamin Elder, … Iftach Konshtok12

Oct 1

SIG K8s Infra Leadership Updates

Thank you all! With the lazy consensus period completed, we are beginning to roll out these changes.

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SIG K8s Infra Leadership Updates

Thank you all! With the lazy consensus period completed, we are beginning to roll out these changes.

Oct 1

SIG ContribEx Shared Calendar

Oct 1

Updated invitation: [EMEA/APAC] Monthly Kubernetes New Contributor Orientatio... @ Monthly from 8:30am to 9:30am on the third Tuesday from Tue Aug 19 to Mon Oct 20 (UTC) (dev@kubernetes.io)

[EMEA/APAC] Monthly Kubernetes New Contributor Orientation Meeting Monthly Kubernetes New Contributor

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Updated invitation: [EMEA/APAC] Monthly Kubernetes New Contributor Orientatio... @ Monthly from 8:30am to 9:30am on the third Tuesday from Tue Aug 19 to Mon Oct 20 (UTC) (dev@kubernetes.io)

[EMEA/APAC] Monthly Kubernetes New Contributor Orientation Meeting Monthly Kubernetes New Contributor

Oct 1

SIG ContribEx Shared Calendar

Oct 1

Updated invitation: [AMER] Monthly Kubernetes New Contributor Orientation Mee... @ Monthly from 3:30pm to 4:30pm on the third Tuesday from Tue Sep 16 to Tue Oct 21 (UTC) (dev@kubernetes.io)

[AMER] Monthly Kubernetes New Contributor Orientation Meeting Monthly Kubernetes New Contributor

unread,

Updated invitation: [AMER] Monthly Kubernetes New Contributor Orientation Mee... @ Monthly from 3:30pm to 4:30pm on the third Tuesday from Tue Sep 16 to Tue Oct 21 (UTC) (dev@kubernetes.io)

[AMER] Monthly Kubernetes New Contributor Orientation Meeting Monthly Kubernetes New Contributor

Oct 1

Tim Allclair, Davanum Srinivas2

Sep 30

[ACTION REQUIRED] Feature Gate Dependencies

Thanks for driving this Tim! On Tue, Sep 30, 2025 at 6:26 PM Tim Allclair <timal...@gmail.com

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[ACTION REQUIRED] Feature Gate Dependencies

Thanks for driving this Tim! On Tue, Sep 30, 2025 at 6:26 PM Tim Allclair <timal...@gmail.com

Sep 30

Yu Liao

Sep 29

[ANNOUNCE] kubernetes python-client 34.1.0 is released

Hi Kubernetes developers, Kubernetes python client 34.1.0 is released. Please refer to the release

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[ANNOUNCE] kubernetes python-client 34.1.0 is released

Hi Kubernetes developers, Kubernetes python client 34.1.0 is released. Please refer to the release

Sep 29

Drew Hagen

Sep 26

Kubernetes v1.35 – PRR Freeze requirements (Thu, 9 Oct 2025 AoE)

Greetings Kubernetes Community! 👋 As shared earlier, we're now actively collecting enhancements

unread,

Kubernetes v1.35 – PRR Freeze requirements (Thu, 9 Oct 2025 AoE)

Greetings Kubernetes Community! 👋 As shared earlier, we're now actively collecting enhancements

Sep 26

Shane Utt, … Byonggon Chun24

Sep 25

WG-Creation-Request: WG AI Gateway

Thank you everyone for your support! The working group is officially started now, you can find our

unread,

WG-Creation-Request: WG AI Gateway

Thank you everyone for your support! The working group is officially started now, you can find our

Sep 25

Aaron Prindle, … Roger Xi7

Sep 22

WG-Creation-Request: WG API Expression

It was deemed better to create a SIG API Machinery Subproject meeting instead of reviving the WG API

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WG-Creation-Request: WG API Expression

It was deemed better to create a SIG API Machinery Subproject meeting instead of reviving the WG API

Sep 22

Aaron Prindle

Sep 22

[ANNOUNCE] [NEW MEETING] SIG API Machinery Subproject Meeting - Declarative APIs and Linters

There is a new SIG API Machinery Subproject meeting - "Declarative APIs and Linters" which

unread,

[ANNOUNCE] [NEW MEETING] SIG API Machinery Subproject Meeting - Declarative APIs and Linters

There is a new SIG API Machinery Subproject meeting - "Declarative APIs and Linters" which

Sep 22

Yu Liao

Sep 22

[ANNOUNCE] kubernetes python-client 34.1.0 Beta is released

Hi Kubernetes developers, Kubernetes python client 34.1.0 Beta is released. Please refer to the

unread,

[ANNOUNCE] kubernetes python-client 34.1.0 Beta is released

Hi Kubernetes developers, Kubernetes python client 34.1.0 Beta is released. Please refer to the

Sep 22

Rayan Das

Sep 22

[ANNOUNCEMENT] v1.35 Call for Enhancements

Hello Kubernetes community! The v1.35 release cycle has begun and we are now actively collecting

unread,

[ANNOUNCEMENT] v1.35 Call for Enhancements

Hello Kubernetes community! The v1.35 release cycle has begun and we are now actively collecting

Sep 22

Ray Wainman, Antonio Ojea2

Sep 18

Re: SIG Autoscaling TL Change

Thanks Ray for your contribution and very happy to see Adrian stepping in, congratulations On Thu, 18

unread,

Re: SIG Autoscaling TL Change

Thanks Ray for your contribution and very happy to see Adrian stepping in, congratulations On Thu, 18

Sep 18

Sreeram Venkitesh

Sep 18

[ANNOUNCEMENT] Steering Election Voting is Open: Exceptions due Oct 22, Ballots Due Oct 24

Hello, Contributors! The Kubernetes 2025 Steering Committee Election [0] has begun, and it's time

unread,

[ANNOUNCEMENT] Steering Election Voting is Open: Exceptions due Oct 22, Ballots Due Oct 24

Hello, Contributors! The Kubernetes 2025 Steering Committee Election [0] has begun, and it's time

Sep 18

Dominik Marciński (via Google Docs)

Sep 18

Document shared with you: "Gang Scheduling for alpha"

Dominik Marciński shared a document Dominik Marciński (dmarc...@google.com) has invited you to

unread,

Document shared with you: "Gang Scheduling for alpha"

Dominik Marciński shared a document Dominik Marciński (dmarc...@google.com) has invited you to

Sep 18

Drew Hagen2

Sep 17

Last call to weigh in on 1.35 Schedule

We got a lgtm and it merged. Feel welcome to reach out to us on #sig-release channel if you have any

unread,

Last call to weigh in on 1.35 Schedule

We got a lgtm and it merged. Feel welcome to reach out to us on #sig-release channel if you have any

Sep 17

Tim Hockin, … Marek Chodor16

Sep 17

SIG Network leadership changes

Thanks Tim for all your hard work and years of contribution. Congratulations Bowei! wt., 9 wrz 2025,

unread,

SIG Network leadership changes

Thanks Tim for all your hard work and years of contribution. Congratulations Bowei! wt., 9 wrz 2025,

Sep 17

Rita Zhang

Sep 16

[Security Advisory] CVE-2025-9708: Kubernetes C# Client: improper certificate validation in custom CA mode may lead to man-in-the-middle attacks

Hello Kubernetes Community, A vulnerability exists in the Kubernetes C# client where the certificate

unread,

[Security Advisory] CVE-2025-9708: Kubernetes C# Client: improper certificate validation in custom CA mode may lead to man-in-the-middle attacks

Hello Kubernetes Community, A vulnerability exists in the Kubernetes C# client where the certificate

Sep 16