- Revert Go version used to build Kubernetes to 1.23.0 ([#127861](https://github.com/kubernetes/kubernetes/pull/127861), [@xmudrii](https://github.com/xmudrii)) [SIG Release and Testing]

- Use table-driven test for `TestPerPodSchedulingMetrics`. ([#118842](https://github.com/kubernetes/kubernetes/pull/118842), [@helayoty](https://github.com/helayoty))
- When retrieving event resources, the `reportingController` and `reportingInstance` fields in the event will contain values. ([#116506](https://github.com/kubernetes/kubernetes/pull/116506), [@HirazawaUi](https://github.com/HirazawaUi)) [SIG API Machinery and Instrumentation]

    * [prometheus-to-sd addon] Bump prometheus-to-sd to 0.3.1 to pick up security fixes, bug fixes and new features.
    * [event-exporter addon] Bump event-exporter to 0.2.3 to pick up security fixes.

[kubernetes-node-windows-amd64.tar.gz](https://dl.k8s.io/v1.6.8/kubernetes-node-windows-amd64.tar.gz) | `66b66655976647f50db3eda61849cbb26bcb06ad20a866328f24aef862758bb4`

## Changelog since v1.6.7

### Other notable changes

* Revert deprecation of vCenter port in vSphere Cloud Provider. ([#49689](https://github.com/kubernetes/kubernetes/pull/49689), [@divyenpatel](https://github.com/divyenpatel))

    * [prometheus-to-sd addon] Bump prometheus-to-sd to 0.3.1 to pick up security fixes, bug fixes and new features.
    * [event-exporter addon] Bump event-exporter to 0.2.3 to pick up security fixes.

*  Added `keras.utils.TimedThread` utility to run a timed thread every x seconds. It can be used to run a threaded function alongside model training or any other snippet of code.

- kube-scheduler

  - Migrate scheduler to use v1beta1 Event API. any tool targeting scheduler events needs to use v1beta1 Event API ([#78447](https://github.com/kubernetes/kubernetes/pull/78447), [@yastij](https://github.com/yastij))

- kubeadm

## Changelog since v1.19.15

## Changes by Kind

### Bug or Regression

- Fix detach from non-existant nodes and support dangling volumes (#104912, @gnufied) [SIG Cloud Provider and Storage]
- Revert PR #102925 which introduced unexpected scheduling behavior based on balanced resource allocation (#105526, @harisund) [SIG Scheduling]

## Dependencies

### Added
_Nothing has changed._

### Changed

  - `priority_level_seat_count_watermarks` is removed.
  - `priority_level_request_count_samples` is replaced with `priority_level_request_utilization`, which samples every nanosecond rather than every millisecond; the old metric conveyed utilization despite its name.

- Disable watchcache for events.k8.io/Event resource for compatibility with core/Event. ([#96117](https://github.com/kubernetes/kubernetes/pull/96117), [@wojtek-t](https://github.com/wojtek-t)) [SIG Scalability]