- Implemented alpha support for a drop-in kubelet configuration directory. ([#119390](https://github.com/kubernetes/kubernetes/pull/119390), [@sohankunkerkar](https://github.com/sohankunkerkar))

  * Implement API usage metrics for GCE storage. ([#40338](https://github.com/kubernetes/kubernetes/pull/40338), [@gnufied](https://github.com/gnufied))

  * Add support for emitting metrics from openstack cloudprovider about storage operations. ([#46008](https://github.com/kubernetes/kubernetes/pull/46008), [@NickrenREN](https://github.com/NickrenREN))

* vSphere cloud provider: vSphere Storage policy Support for dynamic volume provisioning ([#46176](https://github.com/kubernetes/kubernetes/pull/46176), [@BaluDontu](https://github.com/BaluDontu))
* Add support for emitting metrics from openstack cloudprovider about storage operations. ([#46008](https://github.com/kubernetes/kubernetes/pull/46008), [@NickrenREN](https://github.com/NickrenREN))

* Fixed binding of block PersistentVolumes / PersistentVolumeClaims when BlockVolume feature is off. ([#84049](https://github.com/kubernetes/kubernetes/pull/84049), [@jsafrane](https://github.com/jsafrane))
* kube-scheduler now fallbacks to emitting events using core/v1 Events when events.k8s.io/v1beta1 is disabled. ([#83692](https://github.com/kubernetes/kubernetes/pull/83692), [@yastij](https://github.com/yastij))

*   Azure NSG rules can be consolidated to reduce the likelihood of hitting Azure resource limits (available only in regions where the Augmented Security Groups preview is available).  ([#55740](https://github.com/kubernetes/kubernetes/pull/55740), [@itowlson](https://github.com/itowlson))

- Update the Event series starting count when emitting isomorphic events from 1 to 2. ([#119376](https://github.com/kubernetes/kubernetes/pull/119376), [@dgrisonnet](https://github.com/dgrisonnet)) [SIG API Machinery and Testing]

## Dependencies

### Added

- Update the Event series starting count when emitting isomorphic events from 1 to 2. ([#119375](https://github.com/kubernetes/kubernetes/pull/119375), [@dgrisonnet](https://github.com/dgrisonnet)) [SIG API Machinery and Testing]

## Dependencies

### Added

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k⁻¹ kInv := bigmod.NewNat() inverse(c, kInv, k) Rx, err := R.BytesX() if err != nil { return nil, err } r, err := bigmod.NewNat().SetOverflowingBytes(Rx, c.N) if err != nil { return nil, err } // The spec wants us to retry here, but the chance of hitting this condition // on a large prime-order group like the NIST curves we support is // cryptographically negligible. If we hit it, something is awfully wrong. if r.IsZero() == 1 { return nil, errors.New("ecdsa: internal error: r is zero") } e := bigmod.NewNat()...