type StorageAPI interface {
	// Stringified version of disk.
	String() string

	// Storage operations.

	// Returns true if disk is online and its valid i.e valid format.json.
	// This has nothing to do with if the drive is hung or not responding.
	// For that individual storage API calls will fail properly. The purpose
	// of this function is to know if the "drive" has "format.json" or not

Gupta, PratsBhatt, Pravin Karandikar, qqq.jq, QQ喵, Quintin, Rama Ketineni,
ravikyram, Rehan Guha, rhdong, rmothukuru, Roger Cheng, Rohit Santhanam, rposts,
Rsanthanam-Amd, rsun, Rsun-Bdti, Ryan Kuester, ryanking13, Saduf2019, Sami Kama,
Samuel Marks, Scott Tseng, Sean Moriarity, Sergey Popov, Sergii Khomenko, Sheng,
Yang, shwetaoj, Sidong-Wei, Simon Maurer, Simrit Kaur, Srini511, Srinivasan

// if a "restart/stop" was successful or not. Service signal now supports
// a dry-run that helps skip the nodes that may have hung drives. By default
// restart/stop will ignore the servers that are hung on drives. You can use
// 'force' param to force restart even with hung drives if needed.
func (a adminAPIHandlers) ServiceV2Handler(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()

	vars := mux.Vars(r)

	lastSuccess int64

	// atomic time of last time a token was grabbed.
	lastStarted int64

	// Atomic status of disk.
	status atomic.Int32

	// Atomic number indicates if a disk is hung
	waiting atomic.Int32
}

// newDiskHealthTracker creates a new disk health tracker.
func newDiskHealthTracker() *diskHealthTracker {
	d := diskHealthTracker{
		lastSuccess: time.Now().UnixNano(),

- Empty values are no longer assigned to undefined resources (CPU or memory) when storing the resources allocated to the pod in checkpoint. ([#117615](https://github.com/kubernetes/kubernetes/pull/117615), [@aheng-ch](https://github.com/aheng-ch))
- Fixed CEL estimated cost of `replace()` to handle a zero length replacement string correctly.