- Kubelet: Added kubelet serving certificate metric `server_rotation_seconds` which is a histogram reporting the age of a just rotated serving certificate in seconds. ([#84534](https://github.com/kubernetes/kubernetes/pull/84534), [@sambdavidson](https://github.com/sambdavidson))

/**
 * Base class for all SMB1/CIFS protocol message blocks.
 * This abstract class provides the fundamental structure and common functionality for SMB1 request
 * and response messages, including header fields, message encoding/decoding, and wire format handling.
 */
public abstract class ServerMessageBlock implements CommonServerMessageBlockRequest, CommonServerMessageBlockResponse, RequestWithPath {

   - `.extenders` are updated to satisfy API standards. In particular:
     - `.extenders` decoding is case sensitive. All fields are affected.
     - `.extenders[*].httpTimeout` is of type `metav1.Duration`.
     - `.extenders[*].enableHttps` is renamed to `.extenders[*].enableHTTPS`.
   - `RequestedToCapacityRatio` args decoding is case sensitive. All fields are affected.

  /**
   * For a given Enum type, creates an immutable map from each of the Enum's values to a
   * corresponding LockGraphNode, with the {@code allowedPriorLocks} and {@code
   * disallowedPriorLocks} prepopulated with nodes according to the natural ordering of the
   * associated Enum values.
   */
  @VisibleForTesting
  static <E extends Enum<E>> Map<E, LockGraphNode> createNodes(Class<E> clazz) {

- Upgrade Stackdriver Logging Agent addon image to 0.6-1.6.0-1 to use Fluentd v1.2. This provides nanoseconds timestamp granularity...

 * By offering methods to read and write individual query parameters directly, application
 * developers are saved from the hassles of encoding and decoding.
 *
 * ### Plus a modern API
 *
 * The URL (JDK1.0) and URI (Java 1.4) classes predate builders and instead use telescoping
 * constructors. For example, there's no API to compose a URI with a custom port without also

* Ensure expected load balancer is selected for Azure ([#62450](https://github.com/kubernetes/kubernetes/pull/62450), [@feiskyer](https://github.com/feiskyer))
* Fix error message regarding conversion of `v1.ListOptions` to `samplecontroller.k8s.io/v1alpha1`. ([#57243](https://github.com/kubernetes/kubernetes/pull/57243), [@munnerz](https://github.com/munnerz))

### Bug or Regression

- Disable aufs module for gce clusters ([#103831](https://github.com/kubernetes/kubernetes/pull/103831), [@lizhuqi](https://github.com/lizhuqi)) [SIG Cloud Provider]
- Fix kube-apiserver metric reporting for the deprecated watch path of /api/<version>/watch/... ([#104191](https://github.com/kubernetes/kubernetes/pull/104191), [@wojtek-t](https://github.com/wojtek-t)) [SIG API Machinery and Instrumentation]

* fix race condition when attach azure disk in vmss ([#71992](https://github.com/kubernetes/kubernetes/pull/71992), [@andyzhangx](https://github.com/andyzhangx))
* Fixed kubelet reporting "resource name may not be empty" when mounting a volume very quickly after unmount. ([#71074](https://github.com/kubernetes/kubernetes/pull/71074), [@jsafrane](https://github.com/jsafrane))

- Added a `.status.f...