- Implement increasing node group size
  - Implement TemplateNodeInfo
  - Implement caching instances
  
  ### IONOS
  - Add support for IONOS
  
  ### Kubemark
  - Skip non-kubemark nodes while computing node infos for node groups.
  
  ### Magnum
  - Add Magnum support in the Cluster Autoscaler helm chart
  
  ### Packet
  - Allow empty nodepools

* Deviceplugin jiayingz ([#51209](https://github.com/kubernetes/kubernetes/pull/51209), [@jiayingz](https://github.com/jiayingz))
* Make logdump support kubemark and support gke with 'use_custom_instance_list' ([#51834](https://github.com/kubernetes/kubernetes/pull/51834), [@shyamjvs](https://github.com/shyamjvs))

- Kubectl: deprecated command line flags (like several of the klog flags) now have a `DEPRECATED: <explanation>` comment. ([#106172](https://github.com/kubernetes/kubernetes/pull/106172), [@pohly](https://github.com/pohly)) [SIG CLI]
- Kubemark is now built as a portable, static binary. ([#106150](https://github.com/kubernetes/kubernetes/pull/106150), [@pohly](https://github.com/pohly)) [SIG Scalability and Testing]

- Kubemark: added two flags, `--kube-api-qps` which indicates the maximum QPS to the apiserver, and `--kube-api-burst` which indicates maximum burst for throttle to the apiserver. ([#124147](https://github.com/kubernetes/kubernetes/pull/124147), [@devincd]...

- Adds two kubemark flags, `--max-pods` and `--extended-resources`. ([#100267](https://github.com/kubernetes/kubernetes/pull/100267), [@Jeffwan](https://github.com/Jeffwan))