func getTotalSizes(argPatterns []ellipses.ArgPattern) []uint64 {
	var totalSizes []uint64
	for _, argPattern := range argPatterns {
		var totalSize uint64 = 1
		for _, p := range argPattern {
			totalSize *= uint64(len(p.Seq))
		}
		totalSizes = append(totalSizes, totalSize)
	}
	return totalSizes
}

// Parses all arguments and returns an endpointSet which is a collection

// the file opened for writes with syscall.O_DIRECT flag.
func CopyAligned(w io.Writer, r io.Reader, alignedBuf []byte, totalSize int64, file *os.File) (int64, error) {
	if totalSize == 0 {
		return 0, nil
	}

	var written int64
	for {
		buf := alignedBuf
		if totalSize > 0 {
			remaining := totalSize - written
			if remaining < int64(len(buf)) {
				buf = buf[:remaining]
			}
		}

		return 0, errPartSizeIndex
	}
	if totalSize == -1 {
		return -1, nil
	}
	if totalSize > 0 {
		// Compute the total count of parts
		partsCount := totalSize/partSize + 1
		// Return the part's size
		switch {
		case int64(partIndex) < partsCount:
			currPartSize = partSize
		case int64(partIndex) == partsCount:
			// Size of last part
			currPartSize = totalSize % partSize
		default:
			currPartSize = 0
		}

	for tier, st := range ats.Tiers {
		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"`
}

	compareXLMetaV1(t, unMarshalXLMeta, jsoniterXLMeta)
}

// Test the predicted part size from the part index
func TestGetPartSizeFromIdx(t *testing.T) {
	// Create test cases
	testCases := []struct {
		totalSize    int64
		partSize     int64
		partIndex    int
		expectedSize int64
	}{
		// Total size is zero
		{0, 10, 1, 0},
		// part size 2MiB, total size 4MiB

)

// PoolDecommissionInfo currently decommissioning information
type PoolDecommissionInfo struct {
	StartTime   time.Time `json:"startTime" msg:"st"`
	StartSize   int64     `json:"startSize" msg:"ss"`
	TotalSize   int64     `json:"totalSize" msg:"ts"`
	CurrentSize int64     `json:"currentSize" msg:"cs"`

	Complete bool `json:"complete" msg:"cmp"`
	Failed   bool `json:"failed" msg:"fl"`
	Canceled bool `json:"canceled" msg:"cnl"`

	getSize := func(item scannerItem) (sizeS sizeSummary, err error) {
		if item.Typ&os.ModeDir == 0 {
			var s os.FileInfo
			s, err = os.Stat(item.Path)
			if err != nil {
				return
			}
			sizeS.totalSize = s.Size()
			sizeS.versions++
			return sizeS, nil
		}
		return
	}

	weSleep := func() bool { return false }

					if err != nil {
						err = msgp.WrapError(err, "Tiers", za0001)
						return
					}
					switch msgp.UnsafeString(field) {
					case "ts":
						za0002.TotalSize, err = dc.ReadUint64()
						if err != nil {
							err = msgp.WrapError(err, "Tiers", za0001, "TotalSize")
							return
						}
					case "nv":
						za0002.NumVersions, err = dc.ReadInt()
						if err != nil {

	for tier, st := range dui.TierStats.Tiers {
		metrics = append(metrics, MetricV2{
			Description:    getClusterTransitionedBytesMD(),
			Value:          float64(st.TotalSize),
			VariableLabels: map[string]string{"tier": tier},
		})
		metrics = append(metrics, MetricV2{
			Description:    getClusterTransitionedObjectsMD(),
			Value:          float64(st.NumObjects),

	for k, v := range o.UserDefined {
		cinfo.UserDefined[k] = v
	}
	return cinfo
}

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
}