code: def _terminate_process_iou(self):
          
  
          if self._iou_process:
              log.info('Stopping IOU process for IOU VM "{}" PID={}'.format(self.name, self._iou_process.pid))
              try:
                  self._iou_process.terminate()
              # Sometime the process can already be dead when we garbage collect
              except ProcessLookupError:
                  pass
          self._started = False
          self.status = "stopped"
docs: Terminate the IOU process if running