* Resizing PersistentVolumes after pod restart is now considered beta. ([ref](https://github.com/kubernetes/enhancements/issues/284))
* sysctl support is now considered beta ([ref](https://github.com/kubernetes/enhancements/issues/34))

- `diskformat` storage class parameter for in-tree vSphere volume plugin is deprecated as of v1.21 release. Please consider updating storageclass and remove `diskformat` parameter. vSphere CSI Driver does not support diskformat storageclass parameter.
  
  vSphere releases less than 67u3 are deprecated as of v1.21. Please consider upgrading vSphere to 67u3 or above. vSphere CSI Driver requires minimum vSphere 67u3.
  

the PVC is bound to a PV object. During the binding process, if a PVC has a `volumeAttributesClassName` field set, the controller will only consider volumes that have the same `volumeAttributesClassName` as the PVC. If the `volumeAttributesClassName` field is not set or set to an empty string, only volumes with empty `volumeAttributesClassName` will be considered. ([#121902](https://github.com/kubernetes/kubernetes/pull/121902), [@carlory](https://github.com/carlory)) [SIG Apps, Scheduling, Storage...

- Extended the NodePorts scheduling plugin to consider hostPorts used by restartable init containers. ([#132040](https://github.com/kubernetes/kubernetes/pull/132040), [@avrittrohwer](https://github.com/avrittrohwer)) [SIG Scheduling and Testing]

- kubeadm: consider --bind-address or --advertise-address and --secure-port for control plane components when the feature gate WaitForAllControlPlaneComponents is enabled. Use /livez for kube-apiserver and kube-scheduler, but continue using /healthz for kube-controller-manager...

<pre>
interface{}
</pre>

<p>
For convenience, the predeclared type <code>any</code> is an alias for the empty interface.
[<a href="#Go_1.18">Go 1.18</a>]
</p>

<p>
Similarly, consider this interface specification,
which appears within a <a href="#Type_declarations">type declaration</a>
to define an interface called <code>Locker</code>:
</p>

<pre>
type Locker interface {
	Lock()

### Feature

- Kubernetes is now built with Go 1.19.3 ([#113592](https://github.com/kubernetes/kubernetes/pull/113592), [@xmudrii](https://github.com/xmudrii)) [SIG Release and Testing]

### Bug or Regression

- Consider only plugin directory and not entire kubelet root when cleaning up mounts ([#112887](https://github.com/kubernetes/kubernetes/pull/112887), [@mattcary](https://github.com/mattcary)) [SIG Storage]

### Feature

- Kubernetes is now built with Go 1.18.8 ([#113593](https://github.com/kubernetes/kubernetes/pull/113593), [@xmudrii](https://github.com/xmudrii)) [SIG Release and Testing]

### Bug or Regression

- Consider only plugin directory and not entire kubelet root when cleaning up mounts ([#112920](https://github.com/kubernetes/kubernetes/pull/112920), [@mattcary](https://github.com/mattcary)) [SIG Storage]

* Support shared tag `kubernetes.io/cluster/<clusterid>` ([#41695](https://github.com/kubernetes/kubernetes/pull/41695), [@justinsb](https://github.com/justinsb))
* Do not consider master instance zones for dynamic volume creation ([#41702](https://github.com/kubernetes/kubernetes/pull/41702), [@justinsb](https://github.com/justinsb))

In addition, support for NVMe disks has been added to Kubernetes, and a service of type LoadBalancer can now be backed with an NLB instead of an ELB (alpha).

### Azure