- Deprecate StreamingConnectionIdleTimeout field of the kubelet config. ([#131992](https://github.com/kubernetes/kubernetes/pull/131992), [@lalitc375](https://github.com/lalitc375)) [SIG Node]

@include hover-focus() {\n      background-color: darken($color, 10%) !important;\n    }\n  }\n  @include deprecate(\"The `bg-variant` mixin\", \"v4.4.0\", \"v5\", $ignore-warning);\n}\n\n@mixin bg-gradient-variant($parent, $color, $ignore-warning: false) {\n  #{$parent} {\n    background: $color linear-gradient(180deg, mix($body-bg, $color, 15%), $color) repeat-x !important;\n  }\n  @include deprecate(\"The `bg-gradient-variant` mixin\", \"v4.5.0\", \"v5\", $ignore-warning);\n}\n","// stylelint-disable...

- Deprecate apiserver_dropped_requests_total metric. The same data can be read from apiserver_request_terminations_total metric. ([#109018](https://github.com/kubernetes/kubernetes/pull/109018), [@wojtek-t](https://github.com/wojtek-t))

  * `daemonset-lookup-cache-size`

  Don't use these flags. Using deprecated flags causes the server to print a warning. Using a removed flag causes the server to abort the startup.

* The following deprecated flags were removed from `kubelet`:

  * `api-servers` - add apiserver addresses to the kubeconfig file instead.

- Kube-controller-manager deprecate `--volume-host-cidr-denylist` and `--volume-host-allow-local-loopback` flags. ([#118128](https://github.com/kubernetes/kubernetes/pull/118128), [@carlory](https://github.com/carlory)) [SIG API Machinery, Apps, Network, Node, Storage and Testing]

## Kubefed

* Deprecate the `--secret-name` flag from `kubefed join`, instead generating the secret name arbitrarily. ([#42513](https://github.com/kubernetes/kubernetes/pull/42513), [@perotinus](https://github.com/perotinus))


### **Kubernetes API**
#### User Provided Extensions

///

<img src="/img/tutorial/path-operation-configuration/image03.png">

## Eine *Pfadoperation* deprecaten

Wenn Sie eine *Pfadoperation* als <abbr title="deprecated – obsolet, veraltet: Es soll nicht mehr verwendet werden">deprecated</abbr> kennzeichnen möchten, ohne sie zu entfernen, fügen Sie den Parameter `deprecated` hinzu:

{* ../../docs_src/path_operation_configuration/tutorial006.py hl[16] *}

koffManager` and `wait.NewJitteringBackoffManager` functions have been marked as deprecated.  Callers should switch to using the `Backoff{...}.DelayWithReset(clock, resetInterval)` method and must set the `Steps` field when using `Factor`. As a short term change, callers may use the `Timer()` method on the `BackoffManager` until the backoff managers are deprecated and removed. Please see the godoc of the deprecated functions for examples of how to replace usage of this function. ([#107826](https...

- Kubeadm: The Alpha feature-gates HighAvailability, SelfHosting, CertsInSecrets are now deprecated, and will be removed in k8s v1.13.0.
- The cloudstack and ovirt controllers have been deprecated and will be removed in a future version. ([#68199](https://github.com/kubernetes/kubernetes/pull/68199), [@dims](https://github.com/dims))

  - The `export` query parameter for list API calls, deprecated since v1.14, will be removed in v1.18.
  - The `series.state` field in the events.k8s.io/v1beta1 Event API is deprecated and will be removed in v1.18 ([#75987](https://github.com/kubernetes/kubernetes/pull/75987), [@yastij](https://github.com/yastij))