- KEP-3857: promoted RecursiveReadOnlyMounts feature to beta. ([#125475](https://github.com/kubernetes/kubernetes/pull/125475), [@AkihiroSuda](https://github.com/AkihiroSuda)) [SIG Node]
- Kube-apiserver: Added support to disable http/2 serving with a `--disable-http2-serving` flag.
   ([#122176](https://github.com/kubernetes/kubernetes/pull/122176), [@slashpai](https://github.com/slashpai)) [SIG API Machinery]

### Bug or Regression

- Disable aufs module for gce clusters ([#103831](https://github.com/kubernetes/kubernetes/pull/103831), [@lizhuqi](https://github.com/lizhuqi)) [SIG Cloud Provider]

for resizing existing persistent volumes.

### NonPreemptingPriority to Stable

This feature adds [a new option to PriorityClasses](https://github.com/kubernetes/enhancements/issues/902),
which can enable or disable pod preemption.

### Storage Plugin Migration

There is work under way to [migrate the internals of in-tree storage plugins](https://github.com/kubernetes/enhancements/issues/625) to call out to CSI Plugins,

* Alpha support for OpenAPI (aka. Swagger 2.0) specification served on /swagger.json (enabled by default)  ([#30233](https://github.com/kubernetes/kubernetes/pull/30233), [@mbohlool](https://github.com/mbohlool))
* Disable linux/ppc64le compilation by default ([#30659](https://github.com/kubernetes/kubernetes/pull/30659), [@ixdy](https://github.com/ixdy))

    * - gcr.io/google-containers/dnsmasq-metrics-amd64
    * - gcr.io/google-containers/etcd-empty-dir-cleanup
    * - gcr.io/google-containers/kube-addon-manager
    * - gcr.io/google-containers/kube-dnsmasq-amd64
* - Disable thin_ls due to excessive iops ([#43113](https://github.com/kubernetes/kubernetes/pull/43113), [@dashpole](https://github.com/dashpole))
    * - Ignore .mount cgroups, fixing dissappearing stats
    * - Fix wc goroutine leak

* fix azure pv crash due to volumeSource.ReadOnly value nil ([#54607](https://github.com/kubernetes/kubernetes/pull/54607), [@andyzhangx](https://github.com/andyzhangx))
* GCE: provide an option to disable docker's live-restore on COS/ubuntu ([#55260](https://github.com/kubernetes/kubernetes/pull/55260), [@yujuhong](https://github.com/yujuhong))

- API Server tracing root span name for opentelemetry is changed from `KubernetesAPI` to `HTTP GET`. ([#112545](https://github.com/kubernetes/kubernetes/pull/112545), [@dims](https://github.com/dims))

## Dependencies

### Added

2060          ; ignored                                # 3.2  WORD JOINER
2061..2063    ; disallowed                             # 3.2  FUNCTION APPLICATION..INVISIBLE SEPARATOR
2064          ; ignored                                # 5.1  INVISIBLE PLUS
2065          ; disallowed                             # NA   <reserved-2065>

- Disable reading of disk geometry before calling expansion for ext and xfs filesystems ([#131568](https://github.com/kubernetes/kubernetes/pull/131568), [@gnufied](https://github.com/gnufied)) [SIG Storage]