LEDBAT.py 文件源码

def _update_cto(self):
        # JP: One big WTF
        if self._first_est:
            self._srtt = self._qd
            self._rttvar = self._qd / 2
            self._cto = self._srtt + max([self._qd, LEDBAT.K * self._rttvar])
        else:
            self._rttvar = (1 - LEDBAT.BETA) * self._rttvar + LEDBAT.BETA * math.fabs(self._srtt - self._qd)
            self._srtt = (1 - LEDBAT.ALPHA) * self._srtt + LEDBAT.ALPHA * self._qd
            self._cto = self._srtt + max([self._g, LEDBAT.K * self._rttvar])