metricValues := newMetricValues(mg.descriptorMap)

	var err error
	if mg.IsBucketMetricsGroup() {
		err = mg.bucketLoader(GlobalContext, metricValues, mg.cache, mg.buckets)
	} else {
		err = mg.loader(GlobalContext, metricValues, mg.cache)
	}

	// There is no way to handle errors here, so we panic the current goroutine

	mg.RegisterRead(func(ctx context.Context) []MetricV2 {
		return getHistogramMetrics(httpRequestsDuration,
			getS3TTFBDistributionMD(), true, true)
	})
	return mg
}

func getTierMetrics() *MetricsGroupV2 {
	mg := &MetricsGroupV2{
		cacheInterval: 10 * time.Second,
	}
	mg.RegisterRead(func(ctx context.Context) []MetricV2 {
		return globalTierMetrics.Report()
	})
	return mg
}

	for _, mg := range allMetricGroups {
		if !strings.HasPrefix(string(mg.CollectorPath), clusterBasePath) {
			mg.AddExtraLabels(
				serverName, globalLocalNodeName,
				// poolIndex, strconv.Itoa(globalLocalPoolIdx),
			)
		}
		mg.SetCache(metricsCache)
		if mg.IsBucketMetricsGroup() {
			bucketMGMap[mg.CollectorPath] = mg
		} else {
			mgMap[mg.CollectorPath] = mg
		}
	}

		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}

		if mg, ok := matchingMG[collectorPath]; ok {
			var commonLabels []string
			for k := range mg.ExtraLabels {
				commonLabels = append(commonLabels, k)
			}
			for _, d := range mg.Descriptors {
				labels := slices.Clone(d.VariableLabels)
				labels = append(labels, commonLabels...)
				metric := metricDisplay{
					Name:   mg.MetricFQN(d.Name),
					Help:   d.Help,

meme
memorial
memset.net
men
menu
meraker.no
merck
merckmsd
merseine.nu
meråker.no
messerli.app
messina.it
messwithdns.com
meteorapp.com
mex.com
mg
mg.gov.br
mg.leg.br
mh
mi.it
mi.th
mi.us
miami
miasa.nagano.jp
miasta.pl
mibu.tochigi.jp
microlight.aero
microsoft
midori.chiba.jp
midori.gunma.jp
midsund.no

meme
memorial
memset.net
men
menu
meraker.no
merck
merckmsd
merseine.nu
meråker.no
messerli.app
messina.it
messwithdns.com
meteorapp.com
mex.com
mg
mg.gov.br
mg.leg.br
mh
mi.it
mi.th
mi.us
miami
miasa.nagano.jp
miasta.pl
mibu.tochigi.jp
microlight.aero
microsoft
midori.chiba.jp
midori.gunma.jp
midsund.no

// me : https://www.iana.org/domains/root/db/me.html
me
co.me
net.me
org.me
edu.me
ac.me
gov.me
its.me
priv.me

// mg : https://nic.mg
mg
co.mg
com.mg
edu.mg
gov.mg
mil.mg
nom.mg
org.mg
prd.mg

// mh : https://www.iana.org/domains/root/db/mh.html
mh

// mil : https://www.iana.org/domains/root/db/mil.html
mil