if dataDir == "" {
		return nil
	}
	g := errgroup.WithNErrs(len(onlineDisks))
	for index := range onlineDisks {
		g.Go(func() error {
			if onlineDisks[index] == nil {
				return nil
			}
			return onlineDisks[index].Delete(ctx, bucket, pathJoin(object, dataDir), DeleteOptions{

}

func (er erasureObjects) listParts(ctx context.Context, onlineDisks []StorageAPI, partPath string, readQuorum int) ([]int, error) {
	g := errgroup.WithNErrs(len(onlineDisks))

	objectParts := make([][]string, len(onlineDisks))
	// List uploaded parts from drives.
	for index := range onlineDisks {
		g.Go(func() (err error) {
			if onlineDisks[index] == nil {
				return errDiskNotFound
			}

			rQuorum := len(errs) - z.serverPools[0].sets[0].defaultParityCount
			onlineDisks, modTime, _ := listOnlineDisks(erasureDisks, partsMetadata, test.errs, rQuorum)
			if !modTime.Equal(test.expectedTime) {
				t.Fatalf("Expected modTime to be equal to %v but was found to be %v",
					test.expectedTime, modTime)
			}
			_, _ = checkObjectWithAllParts(ctx, onlineDisks, partsMetadata,
				test.errs, fi, false, bucket, object, madmin.HealDeepScan)

	migrateDataDir := mustGetUUID()

	if !latestMeta.Deleted && len(latestMeta.Erasure.Distribution) != len(onlineDisks) {
		err := fmt.Errorf("unexpected file distribution (%v) from online disks (%v), looks like backend disks have been manually modified refusing to heal %s/%s(%s)",
			latestMeta.Erasure.Distribution, onlineDisks, bucket, object, versionID)
		healingLogOnceIf(ctx, err, "heal-object-online-disks")

				time.Sleep(retryDelay)
			} else {
				time.Sleep(retryDelay250)
			}
		}
		// Load first part metadata...
		// Read metadata associated with the object from all disks.
		fi, metaArr, onlineDisks, err := er.getObjectFileInfo(ctx, minioMetaBucket, o.objectPath(0), ObjectOptions{}, true)
		if err != nil {
			switch toObjectErr(err, minioMetaBucket, o.objectPath(0)).(type) {
			case ObjectNotFound, InsufficientReadQuorum:

	if objLayer == nil {
		return
	}

	server := getLocalServerProperty(globalEndpoints, &http.Request{
		Host: globalLocalNodeName,
	}, true)

	onlineDisks, offlineDisks := getOnlineOfflineDisksStats(server.Disks)
	totalDisks := offlineDisks.Merge(onlineDisks)

	// Report total capacity
	ch <- prometheus.MustNewConstMetric(
		prometheus.NewDesc(
			prometheus.BuildFQName(minioNamespace, "capacity_raw", "total"),