cacheInterval:    10 * time.Second,
		metricsGroupOpts: opts,
	}

	mg.RegisterRead(func(ctx context.Context) (metrics []MetricV2) {
		var m madmin.RealtimeMetrics
		mLocal := collectLocalMetrics(madmin.MetricsBatchJobs, collectMetricsOpts{})
		m.Merge(&mLocal)

		mRemote := collectRemoteMetrics(ctx, madmin.MetricsBatchJobs, collectMetricsOpts{})
		m.Merge(&mRemote)

	ticker := time.NewTicker(interval)
	defer ticker.Stop()
	w.Header().Set(xhttp.ContentType, string(mimeJSON))

	enc := json.NewEncoder(w)
	for n > 0 {
		var m madmin.RealtimeMetrics
		mLocal := collectLocalMetrics(types, collectMetricsOpts{
			hosts: hostMap,
			disks: diskMap,
			jobID: jobID,
			depID: dID,
		})
		m.Merge(&mLocal)
		// Allow half the interval for collecting remote...