func BackoffPods() metrics.GaugeMetric {
	return pendingPods.With(metrics.Labels{"queue": "backoff"})
}

// UnschedulablePods returns the pending pods metrics with the label unschedulable
func UnschedulablePods() metrics.GaugeMetric {
	return pendingPods.With(metrics.Labels{"queue": "unschedulable"})
}

// GatedPods returns the pending pods metrics with the label gated

 *
 * 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 (
	listCacheCount = compbasemetrics.NewCounterVec(
		&compbasemetrics.CounterOpts{

	latencyBuckets = []float64{0.005, 0.025, 0.1, 0.5, 2.5, 12.5}

	// Metrics provides access to all dial metrics.
	Metrics = newDialMetrics()
)

// DialMetrics instruments dials to proxy server with prometheus metrics.
type DialMetrics struct {
	clock     clock.Clock
	starts    *metrics.CounterVec
	latencies *metrics.HistogramVec
	failures  *metrics.CounterVec
}

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package runtime

// Metrics implementation exported to runtime/metrics.

import (
	"internal/godebugs"
	"unsafe"
)

var (
	// metrics is a map of runtime/metrics keys to data used by the runtime
	// to sample each metric's value. metricsInit indicates it has been
	// initialized.
	//

See the License for the specific language governing permissions and
limitations under the License.
*/

package metrics

import (
	"k8s.io/component-base/metrics"
)

const ReplicaSetControllerSubsystem = "replicaset_controller"

var SortingDeletionAgeRatio = metrics.NewHistogram(
	&metrics.HistogramOpts{
		Subsystem: ReplicaSetControllerSubsystem,
		Name:      "sorting_deletion_age_ratio",

	attachDetachController        = "attach_detach_controller"
)

var (
	inUseVolumeMetricDesc = metrics.NewDesc(
		metrics.BuildFQName("", "storage_count", "attachable_volumes_in_use"),
		"Measure number of volumes in use",
		[]string{"node", "volume_plugin"}, nil,
		metrics.ALPHA, "")

	totalVolumesMetricDesc = metrics.NewDesc(
		metrics.BuildFQName("", "attachdetach_controller", "total_volumes"),
		"Number of volumes in A/D Controller",

}

// MetricsGroup - represents a group of metrics. It includes a `MetricsLoaderFn`
// function that provides a way to load the metrics from the system. The metrics
// are cached and refreshed after a given timeout.
//
// For metrics with a `bucket` dimension, a list of buckets argument is required
// to collect the metrics.
//
// It implements the prometheus.Collector interface for metric groups without a

`,
		Example: `  # Retrieve workload metrics for productpage-v1 workload
  istioctl experimental metrics productpage-v1

  # Retrieve workload metrics for various services with custom duration
  istioctl experimental metrics productpage-v1 -d 2m

  # Retrieve workload metrics for various services in the different namespaces
  istioctl experimental metrics productpage-v1.foo reviews-v1.bar ratings-v1.baz`,

// server lists all metrics that could be returned for the requested path.
//
// The (repeatable) `buckets` query parameter is a list of bucket names (or it
// could be a comma separated value) to return metrics with a bucket label.
// Bucket metrics will be returned only for the provided buckets. If no buckets
// parameter is provided, no bucket metrics are returned.

	WebhookRejectionNoError WebhookRejectionErrorType = "no_error"
)

var (
	latencySummaryMaxAge = 5 * time.Hour

	// Metrics provides access to all admission metrics.
	Metrics = newAdmissionMetrics()
)

// ObserverFunc is a func that emits metrics.
type ObserverFunc func(ctx context.Context, elapsed time.Duration, rejected bool, attr admission.Attributes, stepType string, extraLabels ...string)

const (