Subsystem: timeSubsystem,
		Name:      lastActivityTime,
		Help:      "Time elapsed (in nano seconds) since last self healing activity",
		Type:      gaugeMetric,
	}
}

func getNodeOnlineTotalMD() MetricDescription {
	return MetricDescription{
		Namespace: clusterMetricNamespace,
		Subsystem: nodesSubsystem,
		Name:      onlineTotal,
		Help:      "Total number of MinIO nodes online",