// scheduler logs for debugging purposes.
type CacheDumper struct {
	cache    internalcache.Cache
	podQueue queue.SchedulingQueue
}

// DumpAll writes cached nodes and scheduling queue information to the scheduler logs.
func (d *CacheDumper) DumpAll(logger klog.Logger) {
	d.dumpNodes(logger)
	d.dumpSchedulingQueue(logger)
}

// dumpNodes writes NodeInfo to the scheduler logs.

	ch := make(chan os.Signal, 1)
	signal.Notify(ch, compareSignal)

	go func() {
		for {
			select {
			case <-stopCh:
				return
			case <-ch:
				d.Comparer.Compare(logger)
				d.Dumper.DumpAll(logger)
			}
		}
	}()

			}
			output, _ = istioCtl.InvokeOrFail(t, args)
			jsonOutput = jsonUnmarshallOrFail(t, strings.Join(args, " "), output)
			dumpAll, ok := jsonOutput.(map[string]any)
			if !ok {
				t.Fatalf("Failed to parse istioctl %s config dump to top level map", strings.Join(args, " "))
			}
			rawConfigs, ok := dumpAll["configs"].([]any)
			if !ok {
				t.Fatalf("Failed to parse istioctl %s config dump to slice of any", strings.Join(args, " "))