code: def _get_sz_info(self):
          
          if 'None' == self._state:
              return None
  
          cmd = 'show virtual-service detail name guestshell+'
          got = self.cli(cmd)
          got = got['TABLE_detail']['ROW_detail']
  
          sz_cpu = int(got['cpu_reservation'])
          sz_disk = int(got['disk_reservation'])
          sz_memory = int(got['memory_reservation'])
  
          self.sz_has = _guestshell.Resources(
              cpu=sz_cpu, memory=sz_memory, disk=sz_disk)
docs: Obtains the current resource allocations, assumes that the
          guestshell is in an 'Activated' state