func reduceCommonDataDir(dataDirs []string, writeQuorum int) (dataDir string) {
	dataDirsCount := make(map[string]int)
	for _, ddir := range dataDirs {
		dataDirsCount[ddir]++
	}

	max := 0
	for ddir, count := range dataDirsCount {
		if max < count {
			max = count
			dataDir = ddir
		}
	}

	if max >= writeQuorum {
		return dataDir
	}

	return ""
}

				if err != nil {
					err = msgp.WrapError(err, "ObjectV2")
					return
				}
				z.ObjectV2 = nil
			} else {
				if z.ObjectV2 == nil {
					z.ObjectV2 = new(struct {
						DataDir [16]byte `msg:"DDir"`
					})
				}
				var zb0002 uint32
				zb0002, err = dc.ReadMapHeader()
				if err != nil {
					err = msgp.WrapError(err, "ObjectV2")
					return
				}
				for zb0002 > 0 {
					zb0002--

```json
{
  "Versions": [
    {
      "Type": 1,
      "V2Obj": {
        "ID": "KWUs8S+8RZq4Vp5TWy6KFg==",
        "DDir": "X3pDAFu8Rjyft7QD6t7W5g==",
        "EcAlgo": 1,
        "EcM": 2,
        "EcN": 2,
        "EcBSize": 10485760,
        "EcIndex": 3,
        "EcDist": [3, 4, 1, 2],
        "CSumAlgo": 1,

			drivePath := disk.Endpoint().Path
			readDirFn(pathJoin(drivePath, minioMetaTmpDeletedBucket), func(ddir string, typ os.FileMode) error {
				w := xioutil.NewDeadlineWorker(globalDriveConfig.GetMaxTimeout())
				return w.Run(func() error {
					wait := deleteCleanupSleeper.Timer(ctx)
					removeAll(pathJoin(drivePath, minioMetaTmpDeletedBucket, ddir))
					wait()
					return nil
				})
			})
		}(disk)
	}
	wg.Wait()
}

	var (
		uv   uuid.UUID
		ddir uuid.UUID
		err  error
	)
	if versionID == nullVersionID {
		versionID = ""
	}
	if versionID != "" {
		uv, err = uuid.Parse(versionID)
		if err != nil {
			return 0
		}
	}
	ddir, err = uuid.Parse(dataDir)
	if err != nil {
		return 0
	}
	return x.SharedDataDirCount(uv, ddir)
}

XL2 
��;�$����,�J8���!;o���|>���e�����
�
���Type
�V2Obj��ID���,�J8���!;o���DDir��z���Jj���i�[�EcAlgo
�EcM�EcN�EcBSize��EcIndex�EcDist�	
L2:

�CSumAlgo
�PartNums�#8
	

						Header:   b,
						Metadata: buf.Bytes(),
					}
					type erasureInfo struct {
						V2Obj *struct {
							EcDist   []int
							EcIndex  int
							EcM      int
							EcN      int
							DDir     []byte
							PartNums []int
							MetaSys  struct {
								Inline []byte `json:"x-minio-internal-inline-data"`
							}
						}
					}
					var ei erasureInfo