scannerMetricCleanAbandoned
	scannerMetricApplyNonCurrent
	scannerMetricHealAbandonedVersion

	// START Trace metrics:
	scannerMetricStartTrace
	scannerMetricScanObject // Scan object. All operations included.
	scannerMetricHealAbandonedObject

	// END realtime metrics:
	scannerMetricLastRealtime

	// Trace only metrics:
	scannerMetricScanFolder      // Scan a folder on disk, recursively.

		metricsGroupOpts: opts,
	}
	mg.RegisterRead(func(_ context.Context) (metrics []MetricV2) {
		metrics = make([]MetricV2, 0, 16)
		nodesUp, nodesDown := globalNotificationSys.GetPeerOnlineCount()
		metrics = append(metrics, MetricV2{
			Description: getNodeOnlineTotalMD(),
			Value:       float64(nodesUp),
		})
		metrics = append(metrics, MetricV2{
			Description: getNodeOfflineTotalMD(),

	desc *prometheus.Desc
}

// Describe sends the super-set of all possible descriptors of metrics
func (c *minioCollector) Describe(ch chan<- *prometheus.Desc) {
	ch <- c.desc
}

// Collect is called by the Prometheus registry when collecting metrics.
func (c *minioCollector) Collect(ch chan<- prometheus.Metric) {
	// Expose MinIO's version information
	minioVersionInfo.WithLabelValues(Version, CommitID).Set(1.0)

- MinIO exports Prometheus compatible data by default which is node centric as an authorized endpoint at `/minio/v2/metrics/node`.
- MinIO exports Prometheus compatible data by default which is resource centric as an authorized endpoint at `/minio/v2/metrics/resource`.

          "format": "time_series",
          "instant": true,
          "interval": "",
          "intervalFactor": 1,
          "legendFormat": "{{instance}}",
          "metric": "process_start_time_seconds",
          "refId": "A",
          "step": 60
        }
      ],
      "title": "Uptime",
      "type": "stat"
    },
    {
      "datasource": {

	"time"

	"github.com/minio/madmin-go/v3"
	"github.com/minio/minio/internal/disk"
	ioutilx "github.com/minio/minio/internal/ioutil"
)

//go:generate stringer -type=osMetric -trimprefix=osMetric $GOFILE

type osMetric uint8

const (
	osMetricRemoveAll osMetric = iota
	osMetricMkdirAll
	osMetricMkdir
	osMetricRename
	osMetricOpenFileW
	osMetricOpenFileR
	osMetricOpenFileWFd
	osMetricOpenFileRFd
	osMetricOpen

	}

	key := getResourceKey(name, labels)
	metric, found := subsysMetrics[key]
	if !found {
		metric = ResourceMetric{
			Name:   name,
			Labels: labels,
		}
	}

	if isCumulative {
		metric.Current = val - metric.Cumulative
		metric.Cumulative = val
	} else {
		metric.Current = val
	}

	if metric.Current > metric.Max {
		metric.Max = val
	}

	metric.Sum += metric.Current

			t = &m
		}

		mx[Total] = *t
		metric := SRMetric{
			ReplicatedSize:  v.ReplicatedSize,
			ReplicatedCount: v.ReplicatedCount,
			DeploymentID:    dID,
			Failed:          v.Failed.toMetric(),
			XferStats:       mx,
		}
		epHealth, ok := epMap[v.Endpoint]
		if ok {
			metric.Endpoint = epHealth.Endpoint
			metric.TotalDowntime = epHealth.offlineDuration
			metric.LastOnline = epHealth.lastOnline

			for _, d := range mg.Descriptors {
				labels := slices.Clone(d.VariableLabels)
				labels = append(labels, commonLabels...)
				metric := metricDisplay{
					Name:   mg.MetricFQN(d.Name),
					Help:   d.Help,
					Type:   d.Type.String(),
					Labels: labels,
				}
				metrics = append(metrics, metric)
			}
		}
	}

	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {

	// IsLocal returns true if the KMS is a local implementation
	IsLocal() bool

	// List returns an array of local KMS Names
	List() []kes.KeyInfo

	// Metrics returns a KMS metric snapshot.
	Metrics(ctx context.Context) (kes.Metric, error)

	// CreateKey creates a new key at the KMS with the given key ID.
	CreateKey(ctx context.Context, keyID string) error