def model():
SimulationRT.initialize()
for i in range(nrLaunchers):
lau = Launcher()
SimulationRT.activate(lau, lau.launch())
SimulationRT.simulate(real_time=True, rel_speed=1,
until=20) # unit sim time = 1 sec clock
def test_ticker():
"""Tests SimulationRT for degree to which simulation time and wallclock
time can be synchronized."""
rel_speed = 10
sim_slow = SimulationRT()
t = Ticker(sim=sim_slow)
sim_slow.activate(t, t.tick())
sim_slow.simulate(until=10, real_time=True, rel_speed=rel_speed)
for tSim, tRT in t.timing:
assert tSim / tRT > rel_speed - 1
rel_speed = 20
sim_fast = SimulationRT()
sim_fast.initialize()
t = Ticker(sim=sim_fast)
sim_fast.activate(t, t.tick())
sim_fast.simulate(until=10, real_time=True, rel_speed=rel_speed)
for tSim, tRT in t.timing:
assert tSim / tRT > rel_speed - 1
def test_ticker():
"""Tests SimulationRT for degree to which simulation time and wallclock
time can be synchronized."""
rel_speed = 10
sim_slow=SimulationRT()
t=Ticker(sim=sim_slow)
sim_slow.activate(t,t.tick())
sim_slow.simulate(until=10,real_time=True,rel_speed=rel_speed)
for tSim, tRT in t.timing:
assert tSim/tRT > rel_speed - 1
rel_speed = 20
sim_fast=SimulationRT()
sim_fast.initialize()
t=Ticker(sim=sim_fast)
sim_fast.activate(t,t.tick())
sim_fast.simulate(until=10,real_time=True,rel_speed=rel_speed)
for tSim, tRT in t.timing:
assert tSim/tRT > rel_speed - 1
class Series(SimulationRT.Process):
def tick(self, nrTicks):
oldratio = ratio
for i in range(nrTicks):
tLastSim = SimulationRT.now()
tLastWallclock = SimulationRT.wallclock()
yield SimulationRT.hold, self, 1
diffSim = SimulationRT.now() - tLastSim
diffWall = SimulationRT.wallclock() - tLastWallclock
print("now(): %s, sim. time elapsed: %s, wall clock elapsed: "
"%6.3f, sim/wall time ratio: %6.3f" %
(SimulationRT.now(), diffSim, diffWall, diffSim / diffWall))
if not ratio == oldratio:
print("At simulation time %s: ratio simulation/wallclock "
"time now changed to %s" % (SimulationRT.now(), ratio))
oldratio = ratio
SimulationRT.initialize()
ticks = 15
s = Series()
SimulationRT.activate(s, s.tick(nrTicks=ticks))
c = Changer()
SimulationRT.activate(c, c.change(5, 5))
c = Changer()
SimulationRT.activate(c, c.change(10, 10))
ratio = 1
print("At simulation time %s: set ratio simulation/wallclock time to %s" %
(SimulationRT.now(), ratio))
SimulationRT.simulate(until=100, real_time=True, rel_speed=ratio)
stateData = [] for i in range(0,numOfSamples): stateData.append([time[i], data[i]]) # Algorithm parameter #------------------------------------------------------------------------------ # Simulation maxTime = 2000.0 # Algorithm txRate = 50 # Simulation #------------------------------------------------------------------------------ simpy.initialize() # Create hosts hostA = Host(name='HostA') hostB = Host(name='HostB') # Create network network = Network() Host.network = network Transmitter.network = network a_b_link = Link(hostFrom=hostA, hostTo=hostB, delay=100, jitter=10, packetLoss=0) b_a_link = Link(hostFrom=hostB, hostTo=hostA, delay=100, jitter=10, packetLoss=0) network.links.append(a_b_link) network.links.append(b_a_link) # Create algorithms
