proc.py 文件源码

def clean_limit(self):
        """reinstall the old process limit"""
        if self._limit_set > 0:
            if self.max_time is not None:
                self._timer.cancel()
                self._elapse_time += int(time())-self._start_time
                self._timer = None
                signal(SIGUSR2, self._old_usr2_hdlr)
            if self.max_cpu_time is not None:
                setrlimit(RLIMIT_CPU, self._old_max_cpu_time)
                signal(SIGXCPU, self._old_sigxcpu_hdlr)
            if self.max_memory is not None:
                self._msentinel.stop()
                self._msentinel = None
                setrlimit(RLIMIT_AS, self._old_max_memory)
                signal(SIGUSR1, self._old_usr1_hdlr)
        self._limit_set -= 1