func TestMarshalUnmarshalallTierStats(t *testing.T) {
	v := allTierStats{}
	bts, err := v.MarshalMsg(nil)
	if err != nil {
		t.Fatal(err)
	}
	left, err := v.UnmarshalMsg(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after UnmarshalMsg(): %q", len(left), left)
	}

	left, err = msgp.Skip(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {

		o = msgp.AppendInt(o, za0002.NumVersions)
		// string "no"
		o = append(o, 0xa2, 0x6e, 0x6f)
		o = msgp.AppendInt(o, za0002.NumObjects)
	}
	return
}

// UnmarshalMsg implements msgp.Unmarshaler
func (z *allTierStats) UnmarshalMsg(bts []byte) (o []byte, err error) {
	var field []byte
	_ = field
	var zb0001 uint32
	zb0001, bts, err = msgp.ReadMapHeaderBytes(bts)
	if err != nil {
		err = msgp.WrapError(err)

	// string "NoMetadata"
	o = append(o, 0xaa, 0x4e, 0x6f, 0x4d, 0x65, 0x74, 0x61, 0x64, 0x61, 0x74, 0x61)
	o = msgp.AppendBool(o, z.NoMetadata)
	return
}

// UnmarshalMsg implements msgp.Unmarshaler
func (z *BucketOptions) UnmarshalMsg(bts []byte) (o []byte, err error) {
	var field []byte
	_ = field
	var zb0001 uint32
	zb0001, bts, err = msgp.ReadMapHeaderBytes(bts)
	if err != nil {
		err = msgp.WrapError(err)

func (z BaseOptions) MarshalMsg(b []byte) (o []byte, err error) {
	o = msgp.Require(b, z.Msgsize())
	// map header, size 0
	_ = z
	o = append(o, 0x80)
	return
}

// UnmarshalMsg implements msgp.Unmarshaler
func (z *BaseOptions) UnmarshalMsg(bts []byte) (o []byte, err error) {
	var field []byte
	_ = field
	var zb0001 uint32
	zb0001, bts, err = msgp.ReadMapHeaderBytes(bts)
	if err != nil {
		err = msgp.WrapError(err)

func (z BitrotAlgorithm) MarshalMsg(b []byte) (o []byte, err error) {
	o = msgp.Require(b, z.Msgsize())
	o = msgp.AppendUint(o, uint(z))
	return
}

// UnmarshalMsg implements msgp.Unmarshaler
func (z *BitrotAlgorithm) UnmarshalMsg(bts []byte) (o []byte, err error) {
	{
		var zb0001 uint
		zb0001, bts, err = msgp.ReadUintBytes(bts)
		if err != nil {
			err = msgp.WrapError(err)
			return
		}

func (z ChecksumAlgo) MarshalMsg(b []byte) (o []byte, err error) {
	o = msgp.Require(b, z.Msgsize())
	o = msgp.AppendUint8(o, uint8(z))
	return
}

// UnmarshalMsg implements msgp.Unmarshaler
func (z *ChecksumAlgo) UnmarshalMsg(bts []byte) (o []byte, err error) {
	{
		var zb0001 uint8
		zb0001, bts, err = msgp.ReadUint8Bytes(bts)
		if err != nil {
			err = msgp.WrapError(err)
			return
		}

	}
	if h.newResp == nil {
		return errors.New("newResp nil in NewSingleHandler")
	}
	return m.RegisterSingleHandler(h.id, func(payload []byte) ([]byte, *RemoteErr) {
		req := h.NewRequest()
		_, err := req.UnmarshalMsg(payload)
		if err != nil {
			PutByteBuffer(payload)
			r := RemoteErr(err.Error())
			return nil, &r
		}
		resp, rerr := handle(req)
		h.recycleReq(req)

		if rerr != nil {

	ModTime   int64
	Signature [4]byte
	Type      uint8
	Flags     uint8
	EcN, EcM  uint8 // Note that these will be 0/0 for non-v2 objects and older xl.meta
}

// UnmarshalMsg implements msgp.Unmarshaler
func (z *xlMetaV2VersionHeaderV2) UnmarshalMsg(bts []byte, hdrVer uint) (o []byte, err error) {
	var zb0001 uint32
	zb0001, bts, err = msgp.ReadArrayHeaderBytes(bts)
	if err != nil {
		err = msgp.WrapError(err)
		return

	o = msgp.AppendTime(o, z.BucketTargetsConfigMetaUpdatedAt)
	return
}

// UnmarshalMsg implements msgp.Unmarshaler
func (z *BucketMetadata) UnmarshalMsg(bts []byte) (o []byte, err error) {
	var field []byte
	_ = field
	var zb0001 uint32
	zb0001, bts, err = msgp.ReadMapHeaderBytes(bts)
	if err != nil {
		err = msgp.WrapError(err)

	}
	switch binary.LittleEndian.Uint16(data[2:4]) {
	case bucketMetadataVersion:
	default:
		return b, fmt.Errorf("loadBucketMetadata: unknown version: %d", binary.LittleEndian.Uint16(data[2:4]))
	}
	_, err = b.UnmarshalMsg(data[4:])
	return b, err
}

func loadBucketMetadataParse(ctx context.Context, objectAPI ObjectLayer, bucket string, parse bool) (BucketMetadata, error) {
	b, err := readBucketMetadata(ctx, objectAPI, bucket)