// If fork fails there is nothing to wait for.
		if ret.err != nil || ret.pid == 0 {
			forkc <- ret
			return
		}

		waitc := make(chan *waitErr, 1)

		// Mark that the process is running.
		procs.Lock()
		if procs.waits == nil {
			procs.waits = make(map[int]chan *waitErr)
		}
		procs.waits[ret.pid] = waitc
		procs.Unlock()

		forkc <- ret

		var w waitErr

	// WaitForAPI waits for the API Server's /healthz endpoint to become "ok"
	// TODO: remove WaitForAPI once WaitForAllControlPlaneComponents goes GA:
	// https://github.com/kubernetes/kubeadm/issues/2907
	WaitForAPI() error
	// WaitForPodsWithLabel waits for Pods in the kube-system namespace to become Ready
	WaitForPodsWithLabel(kvLabel string) error

const pollInterval = time.Second

// Cmd represents the wait command
func Cmd(cliCtx cli.Context) *cobra.Command {
	namespace := cliCtx.Namespace()
	var opts clioptions.ControlPlaneOptions
	cmd := &cobra.Command{
		Use:   "wait [flags] <type> <name>[.<namespace>]",
		Short: "Wait for an Istio resource",
		Long:  `Waits for the specified condition to be true of an Istio resource.`,

	time.Sleep(100 * time.Millisecond)

	// Write to the pipe to unblock it.
	if _, err := syscall.Write(wfd, []byte{10}); err != nil {
		log.Fatalf("failed to write to pipe: %v", err)
	}

	// Wait for the goroutine to unblock and start running.
	// This is helpful to catch incorrect information written
	// down for the syscall-blocked goroutine, since it'll start
	// executing, and that execution information will be

	// to the caller.
	// This reduces the nosplit footprint of notetsleep_internal.
	gp = getg()

	// Register for wakeup on n->waitm.
	if !atomic.Casuintptr(&n.key, 0, uintptr(unsafe.Pointer(gp.m))) {
		// Must be locked (got wakeup).
		if n.key != locked {
			throw("notetsleep - waitm out of sync")
		}
		return true
	}
	if ns < 0 {
		// Queued. Sleep.
		gp.m.blocked = true
		if *cgo_yield == nil {

	}

	// If we can block until Wait4 will succeed immediately, do so.
	ready, err := p.blockUntilWaitable()
	if err != nil {
		return nil, err
	}
	if ready {
		// Mark the process done now, before the call to Wait4,
		// so that Process.pidSignal will not send a signal.
		p.pidDeactivate(statusDone)
		// Acquire a write lock on sigMu to wait for any
		// active call to the signal method to complete.
		p.sigMu.Lock()

//
// If any of c.Stdin, c.Stdout or c.Stderr are not an [*os.File], Wait also waits
// for the respective I/O loop copying to or from the process to complete.
//
// Wait releases any resources associated with the [Cmd].
func (c *Cmd) Wait() error {
	if c.Process == nil {
		return errors.New("exec: not started")
	}
	if c.ProcessState != nil {
		return errors.New("exec: Wait was already called")
	}

	state, err := c.Process.Wait()

    // TODO(user): Consider scaling by number of mutator threads,
    // e.g. using Thread#activeCount()
    return Math.max(10L, Runtime.getRuntime().totalMemory() / (32L * 1024L * 1024L));
  }

  /**
   * Waits until the given future {@linkplain Future#isDone is done}, invoking the garbage collector
   * as necessary to try to ensure that this will happen.
   *
   * @throws RuntimeException if timed out or interrupted while waiting

)

const (
	// reconcilerLoopSleepPeriod is the amount of time the reconciler loop waits
	// between successive executions
	reconcilerLoopSleepPeriod = 100 * time.Millisecond

	// desiredStateOfWorldPopulatorLoopSleepPeriod is the amount of time the
	// DesiredStateOfWorldPopulator loop waits between successive executions
	desiredStateOfWorldPopulatorLoopSleepPeriod = 100 * time.Millisecond

	ObjectFilter() kubetypes.DynamicObjectFilter

	// RunAndWait starts all informers and waits for their caches to sync.
	// Warning: this must be called AFTER .Informer() is called, which will register the informer.
	// "false" is returned if this prematurely exited without syncing.
	RunAndWait(stop <-chan struct{}) bool

	// WaitForCacheSync waits for all cache functions to sync, as well as all informers started by the *fake* client.