def _check_children(self):
        '''
        Check all of the child processes are still running
        '''
        while self.up:
            time.sleep(1)
            for process in self._processes:
                if process.is_alive() is True:
                    continue
                log.debug('%s is dead. Stopping the napalm-logs engine.', process.description)
                self.stop_engine()
Check all of the child processes are still running