def estimate_rho(self, rho_star):
"""Estimate new value of rho based on past network performance."""
#log.debug("[cs-buflo] rho stats: %s" % self._rho_stats)
time_intervals = gu.flatten_list([gu.apply_consecutive_elements(burst_list, lambda x, y: (y - x) * const.SCALE)
for burst_list in self._rho_stats])
#log.debug("[cs-buflo] Time intervals = %s", time_intervals)
if len(time_intervals) == 0:
return rho_star
else:
return math.pow(2, math.floor(math.log(mu.median(time_intervals), 2)))
def estimate_rho(self, rho_star):
"""Estimate new value of rho based on past network performance."""
#log.debug("[cs-buflo] rho stats: %s" % self._rho_stats)
time_intervals = gu.flatten_list([
gu.apply_consecutive_elements(burst_list, lambda x, y:
(y - x) * const.SCALE)
for burst_list in self._rho_stats
])
#log.debug("[cs-buflo] Time intervals = %s", time_intervals)
if len(time_intervals) == 0:
return rho_star
else:
return math.pow(2,
math.floor(math.log(mu.median(time_intervals), 2)))
def test_timing(self):
"""Test that delay is correct."""
ignores_rcv_times = [e.rcvTime for e in self.padding_msgs(self.clientMsgs)]
controls_rcv_times = [e.rcvTime for e in self.control_msgs(self.serverMsgs)]
rtt_times = gu.apply_consecutive_elements(ignores_rcv_times)
# TODO
first_ignore_rcv_client = self.padding_msgs(self.clientMsgs)[0]
control_msg_rcv_server = self.control_msgs(self.serverMsgs)[0]
ign_ts = float(first_ignore_rcv_client.rcvTime)
ctl_ts = float(control_msg_rcv_server.rcvTime)
observed_delay = ign_ts - ctl_ts # as ctrl msg goes before 1st ignore
expected_delay = self.t / const.SCALE
self.assertAlmostEqual(expected_delay, observed_delay,
msg="Observed delay (%s-%s=%s) does not match"
" the expected delay (%s)."
% (ign_ts, ctl_ts, observed_delay,
expected_delay), delta=0.05)
def test_timing(self):
"""Test that delay is correct."""
ignores_rcv_times = [
e.rcvTime for e in self.padding_msgs(self.clientMsgs)
]
controls_rcv_times = [
e.rcvTime for e in self.control_msgs(self.serverMsgs)
]
rtt_times = gu.apply_consecutive_elements(ignores_rcv_times)
# TODO
first_ignore_rcv_client = self.padding_msgs(self.clientMsgs)[0]
control_msg_rcv_server = self.control_msgs(self.serverMsgs)[0]
ign_ts = float(first_ignore_rcv_client.rcvTime)
ctl_ts = float(control_msg_rcv_server.rcvTime)
observed_delay = ign_ts - ctl_ts # as ctrl msg goes before 1st ignore
expected_delay = self.t / const.SCALE
self.assertAlmostEqual(
expected_delay,
observed_delay,
msg="Observed delay (%s-%s=%s) does not match"
" the expected delay (%s)." %
(ign_ts, ctl_ts, observed_delay, expected_delay),
delta=0.05)
