* [alpha] This version now supports priority-based preemption of pods ([user doc](https://kubernetes.io/docs/concepts/configuration/pod-priority-preemption/))([design doc](https://github.com/kubernetes/community/blob/master/contributors/design-proposals/scheduling/pod-preemption.md))

    - [Server binaries](#server-binaries-9)
    - [Node binaries](#node-binaries-9)
  - [Changelog since v1.18.9](#changelog-since-v1189)
  - [Changes by Kind](#changes-by-kind-9)
    - [Design](#design)
    - [Bug or Regression](#bug-or-regression-9)
    - [Other (Cleanup or Flake)](#other-cleanup-or-flake-2)
  - [Dependencies](#dependencies-10)
    - [Added](#added-10)
    - [Changed](#changed-10)

### SIG-OpenStack

    - [Server binaries](#server-binaries-4)
    - [Node binaries](#node-binaries-4)
  - [Changelog since v1.17.12](#changelog-since-v11712)
  - [Changes by Kind](#changes-by-kind-4)
    - [Design](#design)
    - [Bug or Regression](#bug-or-regression-4)
    - [Other (Cleanup or Flake)](#other-cleanup-or-flake-2)
  - [Dependencies](#dependencies-4)
    - [Added](#added-4)
    - [Changed](#changed-4)

    - [Node binaries](#node-binaries-13)
  - [Changelog since v1.19.2](#changelog-since-v1192)
  - [Changes by Kind](#changes-by-kind-13)
    - [Feature](#feature-7)
    - [Design](#design)
    - [Bug or Regression](#bug-or-regression-12)
    - [Other (Cleanup or Flake)](#other-cleanup-or-flake-4)
  - [Dependencies](#dependencies-13)
    - [Added](#added-13)
    - [Changed](#changed-13)

- Kube-apiserver: jsonpath expressions with consecutive recursive descent operators are no longer evaluated for custom resource printer columns ([#93408](https://github.com/kubernetes/kubernetes/pull/93408), [@joelsmith](https://github.com/joelsmith)) [SIG API Machinery]

### Federation

of node affinity use the new syntax. Documentation is [here](http://kubernetes.io/docs/user-guide/node-selection/) (see section “Alpha feature in Kubernetes v1.2: Node Affinity“). Design doc is [here](https://github.com/kubernetes/kubernetes/blob/release-1.2/docs/design/nodeaffinity.md).

* Kubectl
  * Display line number on JSON errors
  * Add flag -t as shorthand for --tty
* Resources
  * Improved node stability by *optionally* evicting pods upon memory pressure - [Design Doc](https://github.com/kubernetes/kubernetes/blob/release-1.3/docs/proposals/kubelet-eviction.md)
  * **alpha**: NVIDIA GPU support ([#24836](https://github.com/kubernetes/kubernetes/pull/24836), [@therc](https://github.com/therc))

* PodDisruptionBudget now uses [ControllerRef](https://github.com/kubernetes/community/blob/master/contributors/design-proposals/api-machinery/controller-ref.md) to make the right decisions about Pod eviction even if the built in application controllers have overlapping selectors.

### **Security**
#### Admission Control