Subsystem: capacityUsableSubsystem,
		Name:      totalBytes,
		Help:      "Total usable capacity online in the cluster",
		Type:      gaugeMetric,
	}
}

func getClusterCapacityUsageFreeBytesMD() MetricDescription {
	return MetricDescription{
		Namespace: clusterMetricNamespace,
		Subsystem: capacityUsableSubsystem,
		Name:      freeBytes,