- Previously, the pod name and namespace were eliminated in the event log message. This PR attempts to add the preemptor pod UID in the preemption event message logs for easier debugging and safer transparency. ([#119971](https://github.com/kubernetes/kubernetes/pull/119971), [@kwakubiney](https://github.com/kwakubiney)) [SIG Scheduling]

upstairs, in great fear lest she should meet the real Mary Ann,
and be turned out of the house before she had found the fan and
gloves.

  `How queer it seems,' Alice said to herself, `to be going
messages for a rabbit!  I suppose Dinah'll be sending me on
messages next!'  And she began fancying the sort of thing that
would happen:  `"Miss Alice!  Come here directly, and get ready
for your walk!" "Coming in a minute, nurse!  But I've got to see

- Changed the error message of `kubectl rollout restart` when subsequent `kubectl rollout restart` commands are executed within a second ([#113040](https://github.com/kubernetes/kubernetes/pull/113040), [@ardaguclu](https://github.com/ardaguclu))

class ModelBuildingExceptionTest {

    @Test
    void testMessage() {
        DefaultModelProblem pb1 =
                new DefaultModelProblem("message1", ModelProblem.Severity.ERROR, null, "source", 0, 0, "modelId", null);
        DefaultModelProblem pb2 =
                new DefaultModelProblem("message2", ModelProblem.Severity.ERROR, null, "source", 0, 0, "modelId", null);

- Removed leading zeros from the etcd member ID in kubeadm log messages. ([#117919](https://github.com/kubernetes/kubernetes/pull/117919), [@dlipovetsky](https://github.com/dlipovetsky)) [SIG Cluster Lifecycle]

* Added xfsprogs to hyperkube container image. ([#56937](https://github.com/kubernetes/kubernetes/pull/56937), [@redbaron](https://github.com/redbaron))

* Improved messages user gets during and after volume resizing is done, providing a clear message to the user explaining what to do when resizing is finished. ([#58415](https://github.com/kubernetes/kubernetes/pull/58415), [@gnufied](https://github.com/gnufied))

     * even entire message) that simultaneously:
     *
     * - _shouldn't_ be null, so we don't annotate it with @Nullable
     *
     * - _can_ be null without causing a runtime failure (because we don't want the interesting
     *   details of precondition failure to be hidden by an exception we throw about an unexpectedly
     *   null _failure message_)
     *

- Kubeadm: when a subcommand is needed but not provided for a kubeadm command, print a help screen instead of showing a short message. ([#111277](https://github.com/kubernetes/kubernetes/pull/111277), [@chymy](https://github.com/chymy)) [SIG Cluster Lifecycle]

          message.startsWith("System property ") -> Type.Setup
          message.startsWith("Reload ") -> Type.Setup
          message == "No session to resume." -> Type.Handshake
          message.startsWith("Consuming ") -> Type.Handshake
          message.startsWith("Produced ") -> Type.Handshake
          message.startsWith("Negotiated ") -> Type.Handshake

type fatalMsg struct{}

func (f fatalMsg) json(msg string, args ...interface{}) {
	var message string
	if msg != "" {
		message = fmt.Sprintf(msg, args...)
	} else {
		message = fmt.Sprint(args...)
	}
	logJSON, err := json.Marshal(&log.Entry{
		Level:   FatalKind,
		Message: message,
		Time:    time.Now().UTC(),
		Trace:   &log.Trace{Message: message, Source: []string{getSource(6)}},
	})
	if err != nil {
		panic(err)
	}