decode := func(r io.Reader, file string) ([]byte, error) {
		b, e := io.ReadAll(r)
		if e != nil {
			return nil, e
		}
		b, _, minor, e := checkXL2V1(b)
		if e != nil {
			return nil, e
		}

		buf := bytes.NewBuffer(nil)
		var data xlMetaInlineData
		switch minor {
		case 0:
			_, e = msgp.CopyToJSON(buf, bytes.NewReader(b))
			if e != nil {
				return nil, e
			}
		case 1, 2:

	}
	info.Used = info.Total - info.Free
	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return IOStats{}, errors.New("operation unsupported")

			for k, v := range d.Metrics.LastMinute {
				if v.Count != 0 {
					dm.LastMinute.Operations[k] = v
				}
			}
		}

		st, err := disk.GetDriveStats(d.Major, d.Minor)
		if err == nil {
			dm.IOStats = madmin.DiskIOStats{
				ReadIOs:        st.ReadIOs,
				ReadMerges:     st.ReadMerges,
				ReadSectors:    st.ReadSectors,
				ReadTicks:      st.ReadTicks,

		err = msgp.WrapError(err, "FreeInodes")
		return
	}
	z.Major, err = dc.ReadUint32()
	if err != nil {
		err = msgp.WrapError(err, "Major")
		return
	}
	z.Minor, err = dc.ReadUint32()
	if err != nil {
		err = msgp.WrapError(err, "Minor")
		return
	}
	z.NRRequests, err = dc.ReadUint64()
	if err != nil {
		err = msgp.WrapError(err, "NRRequests")
		return
	}
	z.FSType, err = dc.ReadString()

		case "freebsd":
			// Copied from golang.org/x/sys/unix/dev_freebsd.go.
			major := uint32((dev >> 8) & 0xff)
			minor := uint32(dev & 0xffff00ff)
			h.Devmajor, h.Devminor = int64(major), int64(minor)
		case "netbsd":
			// Copied from golang.org/x/sys/unix/dev_netbsd.go.
			major := uint32((dev & 0x000fff00) >> 8)
			minor := uint32((dev & 0x000000ff) >> 0)
			minor |= uint32((dev & 0xfff00000) >> 12)

var (
	version1_17 = &version.Info{
		Major:      "1",
		Minor:      "17",
		GitVersion: "1.17",
	}
	version1_8 = &version.Info{
		Major:      "1",
		Minor:      "8",
		GitVersion: "v1.8",
	}
	version1_18 = &version.Info{
		Major:      "1",
		Minor:      "18",
		GitVersion: "v1.18.5",
	}
	version1_19 = &version.Info{
		Major:      "1",
		Minor:      "19",
		GitVersion: "v1.19.4",
	}

// Ffree - free inodes available
// FSType - file system type
// Major - major dev id
// Minor - minor dev id
// Devname - device name
type Info struct {
	Total      uint64
	Free       uint64
	Used       uint64
	Files      uint64
	Ffree      uint64
	FSType     string
	Major      uint32
	Minor      uint32
	Name       string
	Rotational *bool
	NRRequests uint64
}

	}
	info.Used = info.Total - info.Free
	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return IOStats{}, errors.New("operation unsupported")

	if err != nil {
		s.drivePath = ep.Path
		return s, err
	}

	info, err := disk.GetInfo(s.drivePath, true)
	if err != nil {
		return s, err
	}
	s.major = info.Major
	s.minor = info.Minor
	s.fsType = info.FSType

	if !globalIsCICD && !globalIsErasureSD {
		var rootDrive bool
		if globalRootDiskThreshold > 0 {
			// Use MINIO_ROOTDISK_THRESHOLD_SIZE to figure out if

				}
			}
		}
	}

	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return readDriveStats(fmt.Sprintf("/sys/dev/block/%v:%v/stat", major, minor))
}

func readDriveStats(statsFile string) (iostats IOStats, err error) {
	stats, err := readStat(statsFile)
	if err != nil {