- Kubectl: `kubectl get` will omit managed fields by default now. Users could set `--show-managed-fields` to true to show managedFields when the output format is either `json` or `yaml`. ([#96878](https://github.com/kubernetes/kubernetes/pull/96878), [@knight42](https://github.com/knight42)) [SIG CLI and Testing]

  For more information, see [#56357](https://github.com/kubernetes/kubernetes/issues/56357).

*   Audit logging is slow because writes to the log are performed synchronously with requests to the log. This issue will be fixed in a future release.

  For more information, see [#53006](https://github.com/kubernetes/kubernetes/issues/53006).

### Other notable changes

* Extend TLS timeouts to work around slow arm64 math/big ([#66264](https://github.com/kubernetes/kubernetes/pull/66264), [@joejulian](https://github.com/joejulian))

- TLS timeouts have been extended to work around slow arm64 math/big functions. ([#66264](https://github.com/kubernetes/kubernetes/pull/66264), [@joejulian](https://github.com/joejulian))

- Graduate the `ReadWriteOncePod` feature gate to beta ([#114494](https://github.com/kubernetes/kubernetes/pull/114494), [@chrishenzie](https://github.com/chrishenzie)) [SIG Scheduling, Storage and Testing]

- New flag `--show-hidden-metrics-for-version` in kube-proxy, kubelet, kube-controller-manager, and kube-scheduler can be used to show all hidden metrics that are deprecated in the previous minor release. ([#85279](https://github.com/kubernetes/kubernetes/pull/85279), [@RainbowMango](https://github.com/RainbowMango)) [SIG Cluster...

defined a concrete process for scalability testing, created
documentation for the current scalability thresholds, and defined a new set of
Service Level Indicators (SLIs) and Service Level Objectives (SLOs) for the system.
Here's the release [scalability validation report].

[SIG Scalability]: https://github.com/kubernetes/community/tree/master/sig-scalability

* fix smb mount issue ([#65751](https://github.com/kubernetes/kubernetes/pull/65751), [@andyzhangx](https://github.com/andyzhangx))
* Extend TLS timeouts to work around slow arm64 math/big ([#66264](https://github.com/kubernetes/kubernetes/pull/66264), [@joejulian](https://github.com/joejulian))

- New flag `--show-hidden-metrics-for-version` in kube-apiserver can be used to show all hidden metrics that deprecated in the previous minor release. ([#84292](https://github.com/kubernetes/kubernetes/pull/84292), [@RainbowMango](https://github.com/RainbowMango))

- The helping message of commands which have sub-commands is now clearer and more instructive. It will show the full command instead of `kubectl <command> --help ...`