You can also remove all LVs in a volume group by specifying
the VG name, C</dev/VG>.
+=item $h->lvresize ($device, $mbytes);
+
+This resizes (expands or shrinks) an existing LVM logical
+volume to C<mbytes>. When reducing, data in the reduced part
+is lost.
+
=item @logvols = $h->lvs ();
List all the logical volumes detected. This is the equivalent
as end of line). For those you need to use the C<$h-E<gt>read_file>
function which has a more complex interface.
+=item $h->resize2fs ($device);
+
+This resizes an ext2 or ext3 filesystem to match the size of
+the underlying device.
+
=item $h->rm ($path);
Remove the single file C<path>.