func loadTierConfig(ctx context.Context, objAPI ObjectLayer) (*TierConfigMgr, error) {
	if objAPI == nil {
		return nil, errServerNotInitialized
	}

	data, err := readConfig(ctx, objAPI, tierConfigPath)
	if err != nil {
		return nil, err
	}

	if len(data) <= 4 {
		return nil, errors.New("tierConfigInit: no data")
	}

	// Read header

		return BucketMetadata{}, errInvalidArgument
	}
	b := newBucketMetadata(name)
	configFile := path.Join(bucketMetaPrefix, name, bucketMetadataFile)
	data, err := readConfig(ctx, api, configFile)
	if err != nil {
		return b, err
	}
	if len(data) <= 4 {
		return b, fmt.Errorf("loadBucketMetadata: no data")
	}
	// Read header
	switch binary.LittleEndian.Uint16(data[0:2]) {

}

func readBackgroundHealInfo(ctx context.Context, objAPI ObjectLayer) backgroundHealInfo {
	if globalIsErasureSD {
		return backgroundHealInfo{}
	}

	// Get last healing information
	buf, err := readConfig(ctx, objAPI, backgroundHealInfoPath)
	if err != nil {
		if !errors.Is(err, errConfigNotFound) {
			internalLogOnceIf(ctx, err, backgroundHealInfoPath)
		}
		return backgroundHealInfo{}
	}

	case batchExpireName:
		version = batchExpireVersionV1
		format = batchExpireFormat
	default:
		return errors.New("no supported batch job request specified")
	}

	data, err := readConfig(ctx, api, path)
	if err != nil {
		if errors.Is(err, errConfigNotFound) || isErrObjectNotFound(err) {
			return errNoSuchJob
		}
		return err
	}
	if len(data) == 0 {

			return nil, err
		}
		ids[tgt] = true
	}
	if err := scanner.Err(); err != nil {
		return nil, err
	}
	return
}

// ReadConfig - read content from input and write into c.
// Returns whether all parameters were dynamic.
func (c Config) ReadConfig(r io.Reader) (dynOnly bool, err error) {
	var n int
	scanner := bufio.NewScanner(r)
	dynOnly = true
	for scanner.Scan() {

	if !update {
		update = len(specifiedPools) != len(rememberedPools)
	}

	return update, nil
}

func (p *poolMeta) load(ctx context.Context, pool *erasureSets, pools []*erasureSets) error {
	data, err := readConfig(ctx, pool, poolMetaName)
	if err != nil {
		if errors.Is(err, errConfigNotFound) || isErrObjectNotFound(err) {
			return nil
		}
		return err
	}
	if len(data) == 0 {

	brs = newBucketResyncStatus(bucket)
	resyncDirPath := path.Join(bucketMetaPrefix, bucket, replicationDir)
	data, err := readConfig(GlobalContext, objAPI, pathJoin(resyncDirPath, resyncFileName))
	if err != nil && err != errConfigNotFound {
		return brs, err
	}
	if len(data) == 0 {
		// Seems to be empty.
		return brs, nil
	}