mg := &MetricsGroupV2{
		cacheInterval: 10 * time.Second,
	}
	mg.RegisterRead(func(ctx context.Context) []MetricV2 {
		return getHistogramMetrics(bucketHTTPRequestsDuration,
			getBucketTTFBDistributionMD(), true)
	})
	return mg
}

func getS3TTFBMetric() *MetricsGroupV2 {
	mg := &MetricsGroupV2{
		cacheInterval: 10 * time.Second,
	}

		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		switch msgp.UnsafeString(field) {
		case "cacheInterval":
			z.cacheInterval, bts, err = msgp.ReadDurationBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "cacheInterval")
				return
			}
		case "metricsGroupOpts":
			bts, err = z.metricsGroupOpts.UnmarshalMsg(bts)
			if err != nil {

		Subsystem: subSys,
		Name:      name,
		Help:      help,
		Type:      gaugeMetric,
	}
}

func getResourceMetrics() *MetricsGroupV2 {
	mg := &MetricsGroupV2{
		cacheInterval: resourceMetricsCacheInterval,
	}
	mg.RegisterRead(func(ctx context.Context) []MetricV2 {
		metrics := []MetricV2{}

		subSystems := []MetricSubsystem{interfaceSubsystem, memSubsystem, driveSubsystem, cpuSubsystem}