// Pending size in bytes
	PendingSize int64 `json:"pendingReplicationSize"`
	// Failed size in bytes
	FailedSize int64 `json:"failedReplicationSize"`
	// Total number of pending operations including metadata updates
	PendingCount int64 `json:"pendingReplicationCount"`
	// Total number of failed operations including metadata updates
	FailedCount int64 `json:"failedReplicationCount"`
}

func newBucketReplicationStats() *BucketReplicationStats {

		tgtSizeS, ok := sizeS.replTargetStats[arn]
		if !ok {
			tgtSizeS = replTargetSizeSummary{}
		}
		switch tgtStatus {
		case replication.Pending:
			tgtSizeS.pendingCount++
			tgtSizeS.pendingSize += oi.Size
			sizeS.pendingCount++
			sizeS.pendingSize += oi.Size
		case replication.Failed:
			tgtSizeS.failedSize += oi.Size
			tgtSizeS.failedCount++
			sizeS.failedSize += oi.Size