index := index
		g.Go(func() error {
			if localDrives[index] == nil {
				return errDiskNotFound
			}
			volInfo, err := localDrives[index].StatVol(ctx, bucket)
			if err != nil {
				if opts.Deleted {
					dvi, derr := localDrives[index].StatVol(ctx, pathJoin(minioMetaBucket, bucketMetaPrefix, deletedBucketsPrefix, bucket))
					if derr != nil {
						return err
					}

	// Volume operations.
	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.