@Test
 public void testGlusterVersion() {
   RpmVersion glusterVersion = new RpmVersion("glusterfs-3.4.0.34.1u2rhs-1.el6rhs");
   VdsDynamic before = dao.get(existingVds.getId());
   before.setGlusterVersion(glusterVersion);
   dao.update(before);
   VdsDynamic after = dao.get(existingVds.getId());
   assertEquals(glusterVersion, after.getGlusterVersion());
 }