Targets      map[string]replicationStats `msg:"t,omitempty"`
	ReplicaSize  uint64                      `msg:"r,omitempty"`
	ReplicaCount uint64                      `msg:"rc,omitempty"`
}

//msgp:tuple replicationAllStatsV1
type replicationAllStatsV1 struct {
	Targets      map[string]replicationStats
	ReplicaSize  uint64 `msg:"ReplicaSize,omitempty"`
	ReplicaCount uint64 `msg:"ReplicaCount,omitempty"`
}

	Stats map[string]*BucketReplicationStat `json:",omitempty"`
	// Completed size in bytes
	ReplicatedSize int64 `json:"completedReplicationSize"`
	// Total Replica size in bytes
	ReplicaSize int64 `json:"replicaSize"`
	// Total failed operations including metadata updates for various time frames
	Failed madmin.TimedErrStats `json:"failed"`

	// Total number of completed operations

		case "ReplicatedSize":
			z.ReplicatedSize, err = dc.ReadInt64()
			if err != nil {
				err = msgp.WrapError(err, "ReplicatedSize")
				return
			}
		case "ReplicaSize":
			z.ReplicaSize, err = dc.ReadInt64()
			if err != nil {
				err = msgp.WrapError(err, "ReplicaSize")
				return
			}
		case "FailStats":
			err = z.FailStats.DecodeMsg(dc)
			if err != nil {
				err = msgp.WrapError(err, "FailStats")
				return
			}

	}
	for k, v := range o.ErrCounts {
		n.ErrCounts[k] += v
	}
	return n
}

// SRStats has replication stats at site level
type SRStats struct {
	// Total Replica size in bytes
	ReplicaSize int64 `json:"replicaSize"`
	// Total Replica received
	ReplicaCount int64                `json:"replicaCount"`
	M            map[string]*SRStatus `json:"srStatusMap"`

	bs, ok := r.Cache[bucket]
	if !ok {
		bs = newBucketReplicationStats()
	}
	bs.ReplicaSize += n
	bs.ReplicaCount++
	r.Cache[bucket] = bs
	r.srUpdateReplicaStat(n)
}

func (r *ReplicationStats) srUpdateReplicaStat(sz int64) {
	if r == nil {
		return
	}
	atomic.AddInt64(&r.srStats.ReplicaSize, sz)
	atomic.AddInt64(&r.srStats.ReplicaCount, 1)
}

		case "ActiveWorkers":
			err = z.ActiveWorkers.DecodeMsg(dc)
			if err != nil {
				err = msgp.WrapError(err, "ActiveWorkers")
				return
			}
		case "ReplicaSize":
			z.ReplicaSize, err = dc.ReadInt64()
			if err != nil {
				err = msgp.WrapError(err, "ReplicaSize")
				return
			}
		case "ReplicaCount":
			z.ReplicaCount, err = dc.ReadInt64()
			if err != nil {
				err = msgp.WrapError(err, "ReplicaCount")

	ReplicationPendingSize  uint64 `json:"objectsPendingReplicationTotalSize"`
	ReplicationFailedSize   uint64 `json:"objectsFailedReplicationTotalSize"`
	ReplicatedSize          uint64 `json:"objectsReplicatedTotalSize"`
	ReplicaSize             uint64 `json:"objectReplicaTotalSize"`
	ReplicationPendingCount uint64 `json:"objectsPendingReplicationCount"`
	ReplicationFailedCount  uint64 `json:"objectsFailedReplicationCount"`

		return
	}
	z.ReplicationFailedSize, err = dc.ReadUint64()
	if err != nil {
		err = msgp.WrapError(err, "ReplicationFailedSize")
		return
	}
	z.ReplicaSize, err = dc.ReadUint64()
	if err != nil {
		err = msgp.WrapError(err, "ReplicaSize")
		return
	}
	z.Objects, err = dc.ReadUint64()
	if err != nil {
		err = msgp.WrapError(err, "Objects")
		return
	}
	var zb0002 uint32

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

		for k, v := range usageInfo.ObjectSizesHistogram {
			ch <- prometheus.MustNewConstMetric(
				prometheus.NewDesc(
					prometheus.BuildFQName(bucketNamespace, "objects", "histogram"),

}

type sizeSummary struct {
	totalSize       int64
	versions        uint64
	deleteMarkers   uint64
	replicatedSize  int64
	replicatedCount int64
	pendingSize     int64
	failedSize      int64
	replicaSize     int64
	replicaCount    int64
	pendingCount    uint64
	failedCount     uint64
	replTargetStats map[string]replTargetSizeSummary
	tiers           map[string]tierStats
}