aggr.Merge(&disk)
		}
		m.Aggregated.Disk = &aggr
	}

	if types.Contains(madmin.MetricsScanner) {
		metrics := globalScannerMetrics.report()
		m.Aggregated.Scanner = &metrics
	}
	if types.Contains(madmin.MetricsOS) {
		metrics := globalOSMetrics.report()
		m.Aggregated.OS = &metrics
	}
	if types.Contains(madmin.MetricsBatchJobs) {
		m.Aggregated.BatchJobs = globalBatchJobsMetrics.report(opts.jobID)
	}

	handlersmetrics "k8s.io/apiserver/pkg/endpoints/handlers/metrics"
	apimetrics "k8s.io/apiserver/pkg/endpoints/metrics"
	"k8s.io/apiserver/pkg/server/mux"
	cachermetrics "k8s.io/apiserver/pkg/storage/cacher/metrics"
	etcd3metrics "k8s.io/apiserver/pkg/storage/etcd3/metrics"
	flowcontrolmetrics "k8s.io/apiserver/pkg/util/flowcontrol/metrics"
	peerproxymetrics "k8s.io/apiserver/pkg/util/peerproxy/metrics"
	"k8s.io/component-base/metrics/legacyregistry"
)

	evaluationTime  *metrics.Histogram
}

func newCelMetrics() *CelMetrics {
	m := &CelMetrics{
		compilationTime: metrics.NewHistogram(&metrics.HistogramOpts{
			Namespace:      namespace,
			Subsystem:      subsystem,
			Name:           "compilation_duration_seconds",
			Help:           "CEL compilation time in seconds.",
			StabilityLevel: metrics.ALPHA,
		}),

package authorizerfactory

import (
	"context"
	"sync"

	celmetrics "k8s.io/apiserver/pkg/authorization/cel"
	webhookmetrics "k8s.io/apiserver/plugin/pkg/authorizer/webhook/metrics"
	compbasemetrics "k8s.io/component-base/metrics"
	"k8s.io/component-base/metrics/legacyregistry"
)

var registerMetrics sync.Once

// RegisterMetrics registers authorizer metrics.
func RegisterMetrics() {
	registerMetrics.Do(func() {

}

func (m *defaultLeaderMetrics) leaderOff(name string) {
	if m == nil {
		return
	}
	m.leader.Off(name)
}

type noMetrics struct{}

func (noMetrics) leaderOn(name string)  {}
func (noMetrics) leaderOff(name string) {}

// MetricsProvider generates various metrics used by the leader election.
type MetricsProvider interface {
	NewLeaderMetric() SwitchMetric
}

type noopMetricsProvider struct{}

// loadMemoryMetrics - `MetricsLoaderFn` for node memory metrics.
func loadMemoryMetrics(ctx context.Context, m MetricValues, c *metricsCache) error {
	memMetrics, err := c.memoryMetrics.Get()
	if err != nil {
		metricsLogIf(ctx, err)
		return err
	}

	m.Set(memTotal, float64(memMetrics.Total))
	m.Set(memUsed, float64(memMetrics.Used))
	usedPerc := float64(memMetrics.Used) * 100 / float64(memMetrics.Total)
	m.Set(memUsedPerc, usedPerc)

import (
	"context"
	"sync"
	"time"

	"github.com/minio/madmin-go/v3"
	"github.com/minio/minio/internal/cachevalue"
)

// metricsCache - cache for metrics.
//
// When serving metrics, this cache is passed to the MetricsLoaderFn.
//
// This cache is used for metrics that would result in network/storage calls.
type metricsCache struct {
	dataUsageInfo       *cachevalue.Cache[DataUsageInfo]

// loadCPUMetrics - `MetricsLoaderFn` for system CPU metrics.
func loadCPUMetrics(ctx context.Context, m MetricValues, c *metricsCache) error {
	cpuMetrics, _ := c.cpuMetrics.Get()

	if cpuMetrics.LoadStat != nil {
		m.Set(sysCPULoad, cpuMetrics.LoadStat.Load1)
		perc := cpuMetrics.LoadStat.Load1 * 100 / float64(cpuMetrics.CPUCount)
		m.Set(sysCPULoadPerc, math.Round(perc*100)/100)
	}

	ts := cpuMetrics.TimesStat

	EndpointsDesired = metrics.NewGaugeVec(
		&metrics.GaugeOpts{
			Subsystem:      EndpointSliceMirroringSubsystem,
			Name:           "endpoints_desired",
			Help:           "Number of endpoints desired",
			StabilityLevel: metrics.ALPHA,
		},
		[]string{},
	)
	// NumEndpointSlices tracks the number of EndpointSlices in a cluster.
	NumEndpointSlices = metrics.NewGaugeVec(
		&metrics.GaugeOpts{

*/

package serviceaccount

import (
	"sync"

	"k8s.io/component-base/metrics"
	"k8s.io/component-base/metrics/legacyregistry"
)

const kubeServiceAccountSubsystem = "serviceaccount"

var (
	// LegacyTokensTotal is the number of legacy tokens used against apiserver.
	legacyTokensTotal = metrics.NewCounter(
		&metrics.CounterOpts{
			Subsystem:      kubeServiceAccountSubsystem,