})
	errorCounter = metrics.NewCounterVec(
		&metrics.CounterOpts{
			Subsystem: subsystem,
			Name:      "error_total",
			Help: "Counter of audit events that failed to be audited properly. " +
				"Plugin identifies the plugin affected by the error.",
			StabilityLevel: metrics.ALPHA,
		},
		[]string{"plugin"},
	)
	levelCounter = metrics.NewCounterVec(
		&metrics.CounterOpts{
			Subsystem:      subsystem,

	if n.client != nil {
		counter, err := n.client.Get(n.counter)
		if err != nil {
			klog.ErrorS(err, "failed to collect nfacct counter", "counter", n.counter)
		} else {
			metric, err := metrics.NewConstMetric(n.description, metrics.CounterValue, float64(counter.Packets))
			if err != nil {
				klog.ErrorS(err, "failed to create constant metric")
			} else {
				ch <- metric
			}
		}

	//   action:          reconciling, tracking, pods_created, pods_deleted
	JobSyncDurationSeconds = metrics.NewHistogramVec(
		&metrics.HistogramOpts{
			Subsystem:      JobControllerSubsystem,
			Name:           "job_sync_duration_seconds",
			Help:           "The time it took to sync a job",
			StabilityLevel: metrics.STABLE,
			Buckets:        metrics.ExponentialBuckets(0.004, 2, 15),
		},
		[]string{"completion_mode", "result", "action"},
	)

package authenticatorfactory

import (
	"context"

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

type registerables []compbasemetrics.Registerable

// init registers all metrics.
func init() {
	for _, metric := range metrics {
		legacyregistry.MustRegister(metric)
	}
}

var (
	requestTotal = compbasemetrics.NewCounterVec(
		&compbasemetrics.CounterOpts{

	totalPVCountDesc = metrics.NewDesc(
		metrics.BuildFQName("", pvControllerSubsystem, totalPVKey),
		"Gauge measuring total number of persistent volumes",
		[]string{pluginNameLabel, volumeModeLabel}, nil,
		metrics.ALPHA, "")
	boundPVCountDesc = metrics.NewDesc(
		metrics.BuildFQName("", pvControllerSubsystem, boundPVKey),
		"Gauge measuring number of persistent volume currently bound",
		[]string{storageClassLabel}, nil,
		metrics.ALPHA, "")

 *
 * Promoting the stability level of the metric is a responsibility of the component owner, since it
 * involves explicitly acknowledging support for the metric across multiple releases, in accordance with
 * the metric stability policy.
 */

var StorageOperationMetric = metrics.NewHistogramVec(
	&metrics.HistogramOpts{

	"k8s.io/apiserver/pkg/authentication/authenticator"
	"k8s.io/component-base/metrics"
	"k8s.io/component-base/metrics/legacyregistry"
)

/*
 * By default, all the following metrics are defined as falling under
 * ALPHA stability level https://github.com/kubernetes/enhancements/blob/master/keps/sig-instrumentation/1209-metrics-stability/kubernetes-control-plane-metrics-stability.md#stability-classes)
 *

)

var registerMetrics sync.Once

// Register all metrics.
func Register() {
	registerMetrics.Do(func() {
		for _, metric := range metrics {
			legacyregistry.MustRegister(metric)
		}
	})
}

type resettable interface {
	Reset()
}

// Reset all resettable metrics to zero
func Reset() {
	for _, metric := range metrics {
		if rm, ok := metric.(resettable); ok {
			rm.Reset()
		}
	}
}

			StabilityLevel: metrics.ALPHA,
		},
	)

	NodeStartupDuration = metrics.NewGauge(
		&metrics.GaugeOpts{
			Subsystem:      KubeletSubsystem,
			Name:           NodeStartupKey,
			Help:           "Duration in seconds of node startup in total.",
			StabilityLevel: metrics.ALPHA,
		},
	)

	ImageGarbageCollectedTotal = metrics.NewCounterVec(
		&metrics.CounterOpts{

limitations under the License.
==============================================================================*/
// APIs for accessing SavedModel and checkpoint metric objects.
//
// In order to collect the data from these metrics, please add the metrics to
// the provided monitoring platform. Unless configured with a user-specified
// monitoring platform, the data is not collected in OSS.