done          bool
	)
	deleteMarkerCountMap := map[string]int64{}
	pushToExpire := func() {
		// set preObject deleteMarkerCount
		if len(toDel) > 0 {
			lastDelIndex := len(toDel) - 1
			lastDel := toDel[lastDelIndex]
			if lastDel.ExpireAll {
				toDel[lastDelIndex].DeleteMarkerCount = deleteMarkerCountMap[lastDel.Name]
				// delete the key
				delete(deleteMarkerCountMap, lastDel.Name)
			}
		}