def command(self):
        """
        **runserver** command implementation.
        """
        setproctitle.setproctitle(
            "{:s}: master process '{:s}'".format(
                self.context.config.name, " ".join(sys.argv)
            ))

        # Init and start processes
        try:
            self.start_processes(max_restarts=100)
        except KeyboardInterrupt:
            pass
        # Stop processes
        for process in self.processes:
            process.stop()