if err = xlStorage.MakeVol(context.Background(), "success-vol"); err != nil {
		t.Fatalf("Unable to create volume, %s", err)
	}

	// TestXLStorage failure cases.
	vol := slashpath.Join(path, "nonempty-vol")
	if err = os.Mkdir(vol, 0o777); err != nil {
		t.Fatalf("Unable to create directory, %s", err)
	}
	if err = os.WriteFile(slashpath.Join(vol, "test-file"), []byte{}, os.ModePerm); err != nil {

	}

	freeVersionsTests := []struct {
		vol          string
		name         string
		inclFreeVers bool
		afterFn      func(fi FileInfo) (string, error)
		expectedFree bool
		expectedErr  error
	}{
		// ToFileInfo with 'inclFreeVers = true' should return the latest
		// non-free version if one is present
		{
			vol:          newtierfi.Volume,
			name:         newtierfi.Name,

	storageRESTMethodReadMultiple   = "/rmpl"
	storageRESTMethodCleanAbandoned = "/cln"
	storageRESTMethodDeleteBulk     = "/dblk"
	storageRESTMethodReadParts      = "/rps"
)

const (
	storageRESTVolume           = "vol"
	storageRESTVolumes          = "vols"
	storageRESTDirPath          = "dpath"
	storageRESTFilePath         = "fp"
	storageRESTVersionID        = "vid"
	storageRESTHealing          = "heal"

func (client *storageRESTClient) StatVol(ctx context.Context, volume string) (vol VolInfo, err error) {
	v, err := storageStatVolRPC.Call(ctx, client.gridConn, grid.NewMSSWith(map[string]string{
		storageRESTDiskID: *client.diskID.Load(),
		storageRESTVolume: volume,
	}))
	if err != nil {
		return vol, toStorageErr(err)
	}
	vol = *v
	// Performs shallow copy, so we can reuse.
	storageStatVolRPC.PutResponse(v)

    while (values.hasNext()) {
      double value = values.next().doubleValue();
      count++;
      if (isFinite(value) && isFinite(mean)) {
        // Art of Computer Programming vol. 2, Knuth, 4.2.2, (15)
        mean += (value - mean) / count;
      } else {
        mean = calculateNewMeanNonFinite(mean, value);
      }
    }
    return mean;
  }

  /**

	MakeVol(ctx context.Context, volume string) (err error)
	MakeVolBulk(ctx context.Context, volumes ...string) (err error)
	ListVols(ctx context.Context) (vols []VolInfo, err error)
	StatVol(ctx context.Context, volume string) (vol VolInfo, err error)
	DeleteVol(ctx context.Context, volume string, forceDelete bool) (err error)

	// WalkDir will walk a directory on disk and return a metacache stream on wr.

	if err := d.calcError(); err != nil {
		return nil, err
	}
	return d.disk.ListVols(ctx)
}

func (d *naughtyDisk) StatVol(ctx context.Context, volume string) (vol VolInfo, err error) {
	if err := d.calcError(); err != nil {
		return VolInfo{}, err
	}
	return d.disk.StatVol(ctx, volume)
}

	}
	defer done(0, &err)

	return p.storage.ListVols(ctx)
}

func (p *xlStorageDiskIDCheck) StatVol(ctx context.Context, volume string) (vol VolInfo, err error) {
	ctx, done, err := p.TrackDiskHealth(ctx, storageMetricStatVol, volume)
	if err != nil {
		return vol, err
	}
	defer done(0, &err)

      max = value;
      if (!isFinite(value)) {
        sumOfSquaresOfDeltas = NaN;
      }
    } else {
      count++;
      if (isFinite(value) && isFinite(mean)) {
        // Art of Computer Programming vol. 2, Knuth, 4.2.2, (15) and (16)
        double delta = value - mean;
        mean += delta / count;
        sumOfSquaresOfDeltas += delta * (value - mean);
      } else {
        mean = calculateNewMeanNonFinite(mean, value);

type SRBucketDeleteOp string

const (
	// MarkDelete creates .minio.sys/buckets/.deleted/<bucket> vol entry to hold onto deleted bucket's state
	// until peers are synced in site replication setup.
	MarkDelete SRBucketDeleteOp = "MarkDelete"

	// Purge deletes the .minio.sys/buckets/.deleted/<bucket> vol entry
	Purge SRBucketDeleteOp = "Purge"
	// NoOp no action needed
	NoOp SRBucketDeleteOp = "NoOp"
)