//     minio_cluster_ilm_transitioned_versions{tier="S3TIER-1"}=3
	for tier, st := range dui.TierStats.Tiers {
		metrics = append(metrics, MetricV2{
			Description:    getClusterTransitionedBytesMD(),
			Value:          float64(st.TotalSize),
			VariableLabels: map[string]string{"tier": tier},
		})
		metrics = append(metrics, MetricV2{
			Description:    getClusterTransitionedObjectsMD(),

				HistogramBucketLabel: "range",
				VariableLabels:       map[string]string{"bucket": bucket},
			})
		}
		return
	})
	return mg
}

func getClusterTransitionedBytesMD() MetricDescription {
	return MetricDescription{
		Namespace: clusterMetricNamespace,
		Subsystem: ilmSubsystem,
		Name:      transitionedBytes,
		Help:      "Total bytes transitioned to a tier",