fpath := filepath.Join(dirname, f.Name())
		results[fpath] = volume.NewMetricsDu(fpath)
	}
	return results, nil
}

// metricsByPathToFsStats converts a metrics provider by path to fs stats
func metricsByPathToFsStats(metricsByPath metricsProviderByPath, rootFsInfo *cadvisorapiv2.FsInfo) (*statsapi.FsStats, error) {
	result := rootFsInfoToFsStats(rootFsInfo)
	for fpath, metrics := range metricsByPath {