- Promote IdentifyPodOS feature to beta. ([#107859](https://github.com/kubernetes/kubernetes/pull/107859), [@ravisantoshgudimetla](https://github.com/ravisantoshgudimetla))

pkg syscall (netbsd-arm64-cgo), const IFF_POINTOPOINT = 16
pkg syscall (netbsd-arm64-cgo), const IFF_POINTOPOINT ideal-int
pkg syscall (netbsd-arm64-cgo), const IFF_PROMISC = 256
pkg syscall (netbsd-arm64-cgo), const IFF_PROMISC ideal-int
pkg syscall (netbsd-arm64-cgo), const IFF_RUNNING = 64
pkg syscall (netbsd-arm64-cgo), const IFF_RUNNING ideal-int
pkg syscall (netbsd-arm64-cgo), const IFF_SIMPLEX = 2048

}

// SeccompProfile defines a pod/container's seccomp profile settings.
// Only one profile source may be set.
// +union
message SeccompProfile {
  // type indicates which kind of seccomp profile will be applied.
  // Valid options are:
  //
  // Localhost - a profile defined in a file on the node should be used.
  // RuntimeDefault - the container runtime default profile should be used.

## Major themes

Kubernetes is developed by community members whose work is organized into
[Special Interest Groups](https://github.com/kubernetes/community/blob/master/sig-list.md), which provide the themes that guide their work. For the 1.9 release, these themes included:

### API Machinery

- Promote CronJobs to batch/v1 ([#99423](https://github.com/kubernetes/kubernetes/pull/99423), [@soltysh](https://github.com/soltysh)) [SIG API Machinery, Apps, CLI and Testing]

[SIG Apps]: https://github.com/kubernetes/community/tree/master/sig-apps

    * kubeadm: flag “--experimental-upload-certs” is now deprecated. use “--upload-certs” instead
* Promote resource quota scope selector to GA ([#78448](https://github.com/kubernetes/kubernetes/pull/78448), [@ravisantoshgudimetla](https://github.com/ravisantoshgudimetla))

### Other notable changes

* Bump cAdvisor to v0.25.1, which adds support for the Docker overlay2 storage driver. ([#55744](https://github.com/kubernetes/kubernetes/pull/55744), [@dashpole](https://github.com/dashpole))
* GCE: provide an option to disable docker's live-restore on COS/ubuntu ([#55260](https://github.com/kubernetes/kubernetes/pull/55260), [@yujuhong](https://github.com/yujuhong))
* Fix kube-proxy hang due to panic when requesting a closed healthcheck. ([#46

- Promote NodeLease feature to GA.

  - Kube-scheduler can run more than one scheduling profile. Given a pod, the profile is selected by using its `.spec.schedulerName`. ([#88285](https://github.com/kubernetes/kubernetes/pull/88285), [@alculquicondor](https://github.com/alculquicondor)) [SIG Apps, Scheduling and Testing]