* update the signing key for percona debian and ubuntu packages ([#41186](https://github.com/kubernetes/kubernetes/pull/41186), [@dixudx](https://github.com/dixudx))
* fc: Drop multipath.conf snippet ([#36698](https://github.com/kubernetes/kubernetes/pull/36698), [@fabiand](https://github.com/fabiand))

Please see the [Releases Page](https://github.com/kubernetes/kubernetes/releases) for older releases.

- Kubelet podresources API now provides the information about active pods only. ([#79409](https://github.com/kubernetes/kubernetes/pull/79409), [@takmatsu](https://github.com/takmatsu)) [SIG Node]
- Pod Finalizers and Conditions updates are skipped for re-scheduling attempts ([#91950](https://github.com/kubernetes/kubernetes/pull/91950), [@alculquicondor](https://github.com/alculquicondor)) [SIG Scheduling]

- Kubelet podresources API now provides the information about active pods only. ([#79409](https://github.com/kubernetes/kubernetes/pull/79409), [@takmatsu](https://github.com/takmatsu)) [SIG Node]
- Pod Finalizers and Conditions updates are skipped for re-scheduling attempts ([#91953](https://github.com/kubernetes/kubernetes/pull/91953), [@alculquicondor](https://github.com/alculquicondor)) [SIG Scheduling]

- When updating a CRD, per-expression cost limit check are now skipped for `x-kubernetes-validations` rules of versions that are not mutated. ([#121460](https://github.com/kubernetes/kubernetes/pull/121460), [@jiahuif](https://github.com/jiahuif))

### API Change

- Scheduler extender filter interface now can report unresolvable failed nodes in the new field `FailedAndUnresolvableNodes` of  `ExtenderFilterResult` struct. Nodes in this map will be skipped in the preemption phase. ([#92866](https://github.com/kubernetes/kubernetes/pull/92866), [@cofyc](https://github.com/cofyc)) [SIG Scheduling]

* Fix public IP not found issues for VMSS nodes ([#80703](https://github.com/kubernetes/kubernetes/pull/80703), [@feiskyer](https://github.com/feiskyer))
* Fix a conformance test that was skipped when client had a newer micro version than server. ([#80598](https://github.com/kubernetes/kubernetes/pull/80598), [@smarterclayton](https://github.com/smarterclayton))

    - [RuntimeClass feature graduates to General Availability.](#runtimeclass-feature-graduates-to-general-availability)
    - [Cloud Controller Manager now exclusively shipped by Cloud Provider](#cloud-controller-manager-now-exclusively-shipped-by-cloud-provider)
  - [Known Issues](#known-issues)
    - [Summary API in kubelet doesn't have accelerator metrics](#summary-api-in-kubelet-doesnt-have-accelerator-metrics)

<code>a</code> through <code>b</code> as alternatives. The horizontal
ellipsis <code>…</code> is also used elsewhere in the spec to informally denote various
enumerations or code snippets that are not further specified. The character <code>…</code>
(as opposed to the three characters <code>...</code>) is not a token of the Go
language.
</p>

<p>

  * Rescheduler relies on taints, which were changed in a backward incompatible way. Rescheduler 0.3 shipped together with Kubernetes 1.6 understands the new taints and will clean up the old annotations, but Rescheduler 0.2 shipped together with Kubernetes 1.5 doesn't understand the new taints. In order to avoid eviction loop during 1.5->1.6 upgrade you need to either upgrade the master node atomically (for example...