- When using the conformance test image, a new environment variable `E2E_USE_GO_RUNNER` will cause the tests to be run with the new golang-based test runner rather than the current bash wrapper. ([#79284](https://github.com/kubernetes/kubernetes/pull/79284), [@johnSchnake](https://github.com/johnSchnake))

pkg syscall (netbsd-arm64-cgo), const DLT_CISCO_IOS = 118
pkg syscall (netbsd-arm64-cgo), const DLT_CISCO_IOS ideal-int
pkg syscall (netbsd-arm64-cgo), const DLT_DECT = 221
pkg syscall (netbsd-arm64-cgo), const DLT_DECT ideal-int
pkg syscall (netbsd-arm64-cgo), const DLT_DOCSIS = 143
pkg syscall (netbsd-arm64-cgo), const DLT_DOCSIS ideal-int
pkg syscall (netbsd-arm64-cgo), const DLT_ECONET = 115

- Client-go metrics: change bucket distribution for `rest_client_request_duration_seconds` and `rest_client_rate_limiter_duration_seconds` from [0.001, 0.002, 0.004, 0.008, 0.016, 0.032, 0.064, 0.128, 0.256, 0.512] to [0.005, 0.025, 0.1, 0.25, 0.5, 1.0, 2.0, 4.0, 8.0, 15.0, 30.0, 60.0}] ([#106911](https://github.com/kubernete...

    - [Node Binaries](#node-binaries-2)
  - [Changelog since v1.20.12](#changelog-since-v12012)
  - [Changes by Kind](#changes-by-kind-2)
    - [Feature](#feature)
    - [Failing Test](#failing-test)
    - [Bug or Regression](#bug-or-regression-2)
  - [Dependencies](#dependencies-2)
    - [Added](#added-2)
    - [Changed](#changed-2)
    - [Removed](#removed-2)
- [v1.20.12](#v12012)

  - [Changes by Kind](#changes-by-kind-15)
    - [Deprecation](#deprecation)
    - [API Change](#api-change-4)
    - [Feature](#feature-14)
    - [Documentation](#documentation)
    - [Failing Test](#failing-test)
    - [Bug or Regression](#bug-or-regression-15)
    - [Other (Cleanup or Flake)](#other-cleanup-or-flake-4)
  - [Dependencies](#dependencies-16)
    - [Added](#added-16)
    - [Changed](#changed-16)

- The deprecated mondo `kubernetes-test` tarball is no longer built. Users running Kubernetes e2e tests should use the `kubernetes-test-portable` and `kubernetes-test-{OS}-{ARCH}` tarballs instead. ([#83093](https://github.com/kubernetes/kubernetes/pull/83093), [@ixdy](https://github.com/ixdy))

### Scheduling

    - [Server binaries](#server-binaries-3)
    - [Node binaries](#node-binaries-3)
  - [Changelog since v1.18.16](#changelog-since-v11816)
  - [Changes by Kind](#changes-by-kind-3)
    - [Failing Test](#failing-test)
    - [Bug or Regression](#bug-or-regression-3)
  - [Dependencies](#dependencies-3)
    - [Added](#added-3)
    - [Changed](#changed-3)
    - [Removed](#removed-3)
- [v1.18.16](#v11816)

- client-go: The `rest.AnonymousClientConfig(*rest.Config) *rest.Config` helper method no longer copies custom `Transport` and `WrapTransport` fields, because those can be used to inject user credentials. ([#75771](https://github.com/kubernetes/kubernetes/pull/75771), [@liggitt](https://github.com/liggitt))...

    - [Node Binaries](#node-binaries-7)
  - [Changelog since v1.21.6](#changelog-since-v1216)
  - [Changes by Kind](#changes-by-kind-6)
    - [Feature](#feature-4)
    - [Failing Test](#failing-test)
    - [Bug or Regression](#bug-or-regression-6)
  - [Dependencies](#dependencies-7)
    - [Added](#added-7)
    - [Changed](#changed-7)
    - [Removed](#removed-7)
- [v1.21.6](#v1216)

    - [Container Images](#container-images-6)
  - [Changelog since v1.27.6](#changelog-since-v1276)
  - [Changes by Kind](#changes-by-kind-6)
    - [Feature](#feature-6)
    - [Failing Test](#failing-test)
    - [Bug or Regression](#bug-or-regression-6)
    - [Other (Cleanup or Flake)](#other-cleanup-or-flake-3)
  - [Dependencies](#dependencies-6)
    - [Added](#added-6)
    - [Changed](#changed-6)