- Fixed a bug that prevents kubectl to validate CRDs with schema using x-kubernetes-preserve-unknown-fields on object fields.
  Fix kubectl SchemaError on CRDs with schema using x-kubernetes-preserve-unknown-fields on array types. ([#96563](https://github.com/kubernetes/kubernetes/pull/96563), [@gautierdelorme](https://github.com/gautierdelorme)) [SIG API Machinery and Testing]

- Fixed a bug that prevents kubectl to validate CRDs with schema using x-kubernetes-preserve-unknown-fields on object fields. ([#96369](https://github.com/kubernetes/kubernetes/pull/96369), [@gautierdelorme](https://github.com/gautierdelorme)) [SIG API Machinery and Testing]

`--enforce-node-allocatable` with a default value of `pods` is added which will make kubelet create a top level cgroup for all pods to enforce Node Allocatable. Optionally, `system-reserved` & `kube-reserved` values can also be specified separated by comma to enforce node allocatable on cgroups specified via `--system-reserved-cgroup` & `--kube-reserved-cgroup` respectively. Note the default value of the latter flags are "". ([#41234](https://github.com/kubernetes/kubernetes/pull/41234), [@vishh](https://github.com/vishh))...

* fix issue that pull image failed from a cross-subscription Azure Container Registry ([#66429](https://github.com/kubernetes/kubernetes/pull/66429), [@andyzhangx](https://github.com/andyzhangx))
* Preserve vmUUID when renewing nodeinfo in vSphere cloud provider ([#66007](https://github.com/kubernetes/kubernetes/pull/66007), [@w-leads](https://github.com/w-leads))



# v1.10.6

- Implement the scheduling framework with `Reserve`, `Prebind`, `Permit`, `Post-bind`, `Queue sort` and `Unreserve` extension points.
([#77567](https://github.com/kubernetes/kubernetes/pull/77567), [@wgliang](https://github.com/wgliang))

- kubelet now accepts `pid=<number>` in the `--system-reserved` and `--kube-reserved` options to ensure that the specified number of process IDs will be reserved for the system as a whole and for Kubernetes system daemons respectively.  Please reference `Kube Reserved` and `System Reserved` in `Reserve Compute Resources for System Daemons` in the Kubernetes documentation for general discussion of resource reservation.  To utilize...

  - `spec.preserveUnknownFields: true` is disallowed when creating v1 CustomResourceDefinitions; it must be specified within schema definitions as `x-kubernetes-preserve-unknown-fields: true`
  - In `additionalPrinterColumns` items, the `JSONPath` field was renamed to `jsonPath` in v1 (fixes https://github.com/kubernetes/kubernetes/issues/66531)

- Kubeadm: apply the "node.kubernetes.io/exclude-from-external-load-balancers" label on control plane nodes during "init", "join" and "upgrade" to preserve backwards compatibility with the lagacy LB mode where nodes labeled as "master" where excluded. To opt-out you can remove the label from a node. See #97543 and the linked KEP for more details. ([#98269](https://github.com/kubernetes/kubernetes/pull/98269),...

- Fix authentication error for client-auth-plugin
- Fix dependency references from in-tree-provider to point to external provider.
- Add shutdown instance by Provider ID.
- Add annotation to preserve floating IP after service delete.
- Add conformance testing to stable and development branches.
- Add support support to Manilla for trustee authentication and supplying custom CAs.
- Add and update documentation.

### SIG Windows

-	`kubelet --system-reserved` and `--kube-reserved` are supported now on Windows nodes ([#69960](https://github.com/kubernetes/kubernetes/pull/69960), [@feiskyer](https://github.com/feiskyer))