}
		case "ob":
			z.Object, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "Object")
				return
			}
		case "no":
			z.NumObjects, err = dc.ReadUint64()
			if err != nil {
				err = msgp.WrapError(err, "NumObjects")
				return
			}
		case "nv":
			z.NumVersions, err = dc.ReadUint64()
			if err != nil {
				err = msgp.WrapError(err, "NumVersions")
				return
			}

		stats[tier] = madmin.TierStats{
			TotalSize:   st.TotalSize,
			NumVersions: st.NumVersions,
			NumObjects:  st.NumObjects,
		}
	}
	return
}

// tierStats holds per-tier stats of a remote tier.
type tierStats struct {
	TotalSize   uint64 `msg:"ts"`
	NumVersions int    `msg:"nv"`
	NumObjects  int    `msg:"no"`
}

func (ts tierStats) add(u tierStats) tierStats {
	return tierStats{

	Bucket            string        `json:"bucket" msg:"bu"`             // Last rebalanced bucket
	Object            string        `json:"object" msg:"ob"`             // Last rebalanced object
	NumObjects        uint64        `json:"numObjects" msg:"no"`         // Number of objects rebalanced
	NumVersions       uint64        `json:"numVersions" msg:"nv"`        // Number of versions rebalanced

func (o ObjectInfo) tierStats() tierStats {
	ts := tierStats{
		TotalSize:   uint64(o.Size),
		NumVersions: 1,
	}
	// the current version of an object is accounted towards objects count
	if o.IsLatest {
		ts.NumObjects = 1
	}
	return ts
}

// ToObjectInfo converts a replication object info to a partial ObjectInfo
// do not rely on this function to give you correct ObjectInfo, this
// function is merely and optimization.

					}
				}
			} else {
				ts := tierStats{
					TotalSize:   uint64(task.objInfo.Size),
					NumVersions: 1,
				}
				if task.objInfo.IsLatest {
					ts.NumObjects = 1
				}
				t.addLastDayStats(task.event.StorageClass, ts)
			}
			t.activeTasks.Add(-1)
		}
	}
}

func (t *transitionState) addLastDayStats(tier string, ts tierStats) {
	t.lastDayMu.Lock()