## Changelog since v1.15.0

### Other notable changes

* kubeadm: implement support for concurrent add/remove of stacked etcd members ([#79677](https://github.com/kubernetes/kubernetes/pull/79677), [@neolit123](https://github.com/neolit123))

* Add automatic etcd 3.2->3.1 and 3.1->3.0 minor version rollback support to gcr.io/google_container/etcd images. For HA clusters, all members must be stopped before performing a rollback. ([#59298](https://github.com/kubernetes/kubernetes/pull/59298), [@jpbetz](https://github.com/jpbetz))

medio-campidano.it mediocampidano.it medizinhistorisches.museum meeres.museum meet meguro.tokyo.jp mein-iserv.de mein-vigor.de meinforum.net meiwa.gunma.jp meiwa.mie.jp mel.cloudlets.com.au meland.no melbourne meldal.no melhus.no meloy.no meløy.no members.linode.com meme memorial memorial.museum memset.net men menu meraker.no merckmsd merseine.nu meråker.no mesaverde.museum messerli.app messina.it messwithdns.com meteorapp.com mex.com mg mg.gov.br mg.leg.br mh mi.it mi.th mi.us miami miasa.nagano.jp...

* Add automatic etcd 3.2->3.1 and 3.1->3.0 minor version rollback support to gcr.io/google_container/etcd images. For HA clusters, all members must be stopped before performing a rollback. ([#59298](https://github.com/kubernetes/kubernetes/pull/59298), [@jpbetz](https://github.com/jpbetz))

- Kubeadm: fix a bug where "kubeadm join" would not properly handle missing names for existing etcd members. ([#97372](https://github.com/kubernetes/kubernetes/pull/97372), [@ihgann](https://github.com/ihgann)) [SIG Cluster Lifecycle]

    *   Deprecated `dtensor.run_on` in favor of `dtensor.default_mesh` to correctly indicate that the context does not override the mesh that the ops and functions will run on, it only sets a fallback default mesh.
    *   List of members of `dtensor.Layout` and `dtensor.Mesh` have slightly changed as part of efforts to consolidate the C++ and Python source code with pybind11. Most notably, `dtensor.Layout.serialized_string` is removed.

// Submitted by Mario Siegenthaler <******@****.***>
linkyard.cloud
linkyard-cloud.ch

// Linode : https://linode.com
// Submitted by <******@****.***>
members.linode.com
*.nodebalancer.linode.com
*.linodeobjects.com
ip.linodeusercontent.com

// LiquidNet Ltd : http://www.liquidnetlimited.com/
// Submitted by Victor Velchev <******@****.***>

### SIG-ibmcloud

As a newly created SIG, the SIG-ibmcloud has mainly focused on SIG set up, sharing IBM Clouds ongoing Kubernetes work like scalability tests, Kubernetes upgrade strategy etc. with the SIG members and start working on processes to move cloud provider code to a public GitHub repo.

### SIG-instrumentation

No feature work, but a large refactoring of metrics-server as well as a number of bug fixes.

- Kubeadm: add the flag "--experimental-initial-corrupt-check" to etcd static Pod manifests to ensure etcd member data consistency ([#109075](https://github.com/kubernetes/kubernetes/pull/109075), [@neolit123](https://github.com/neolit123)) [SIG Cluster Lifecycle]

## Dependencies

### Added
_Nothing has changed._

- Kubeadm: add the flag "--experimental-initial-corrupt-check" to etcd static Pod manifests to ensure etcd member data consistency ([#109076](https://github.com/kubernetes/kubernetes/pull/109076), [@neolit123](https://github.com/neolit123)) [SIG Cluster Lifecycle]

## Dependencies

### Added
_Nothing has changed._