prometheus.GaugeValue,
			float64(stat.ReplicationStats.ReplicatedSize),
			bucket,
		)
		ch <- prometheus.MustNewConstMetric(
			prometheus.NewDesc(
				prometheus.BuildFQName("bucket", "replication", "received_size"),
				"Total capacity replicated to this instance",
				[]string{"bucket"}, nil),
			prometheus.GaugeValue,
			float64(stat.ReplicationStats.ReplicaSize),
			bucket,
		)