def main():
global trafficBytes1, trafficPackets1, startTime
if len(sys.argv) != 4:
print 'Usage: ' + sys.argv[0] + ' nClients pollInterval pubInterval'
exit(1)
dstIP = 'www.wsn430.pan'
nClients = int(sys.argv[1])
pollInterval = float(sys.argv[2])
pubInterval = float(sys.argv[3])
if pollInterval == 0:
if pubInterval == 0:
dstURL = '/time/cometRand'
else:
dstURL = '/time/comet%ds' % pubInterval
elif pollInterval == -1:
if pubInterval == 0:
dstURL = '/time/lpRand'
else:
dstURL = '/time/lp%ds' % pubInterval
else:
if pubInterval == 0:
dstURL = '/time/timeRand'
else:
dstURL = '/time/time'
print 'Number of clients: %d' % nClients
if pollInterval == 0:
print 'Comet mode'
elif pollInterval == -1:
print 'Long polling mode'
else:
print 'Polling interval: %.3f seconds' % pollInterval
if pubInterval == 0:
print 'Publish interval: random'
else:
print 'Publish interval: %.3f seconds' % pubInterval
os.system('cat /proc/net/dev | grep sl0 > .net_stats')
devStats = filter(lambda c: c != '',
open('.net_stats', 'r').readline().split(' '))
trafficBytes1 = int(devStats[1]) + int(devStats[9])
trafficPackets1 = int(devStats[2]) + int(devStats[10])
startTime = datetime.now()
benchTools.start(dstIP, dstURL, nClients, pollInterval, pubInterval)
signal.signal(signal.SIGALRM, alarm_handler)
signal.alarm(2)
while 1:
time.sleep(1)
def main():
global trafficBytes1,trafficPackets1,startTime
if len(sys.argv) != 4:
print 'Usage: ' + sys.argv[0] + ' nClients pollInterval pubInterval'
exit(1)
dstIP = 'www.wsn430.pan'
nClients = int(sys.argv[1])
pollInterval = float(sys.argv[2])
pubInterval = float(sys.argv[3])
if pollInterval == 0:
if pubInterval == 0:
dstURL = '/time/cometRand'
else:
dstURL = '/time/comet%ds' %pubInterval
elif pollInterval == -1:
if pubInterval == 0:
dstURL = '/time/lpRand'
else:
dstURL = '/time/lp%ds' %pubInterval
else:
if pubInterval == 0:
dstURL = '/time/timeRand'
else:
dstURL = '/time/time'
print 'Number of clients: %d' % nClients
if pollInterval == 0:
print 'Comet mode'
elif pollInterval == -1:
print 'Long polling mode'
else:
print 'Polling interval: %.3f seconds' % pollInterval
if pubInterval == 0:
print 'Publish interval: random'
else:
print 'Publish interval: %.3f seconds' % pubInterval
os.system('cat /proc/net/dev | grep sl0 > .net_stats')
devStats = filter(lambda c: c != '',open('.net_stats', 'r').readline().split(' '))
trafficBytes1 = int(devStats[1]) + int(devStats[9])
trafficPackets1 = int(devStats[2]) + int(devStats[10])
startTime = datetime.now()
benchTools.start(dstIP,dstURL,nClients,pollInterval,pubInterval)
signal.signal(signal.SIGALRM, alarm_handler)
signal.alarm(2)
while 1:
time.sleep(1)
def main():
if len(sys.argv) != 4:
print 'Usage: ' + sys.argv[0] + ' nClients pollInterval pubInterval'
exit(1)
dstIP = 'www.wsn430.pan'
nClients = int(sys.argv[1])
pollInterval = float(sys.argv[2])
pubInterval = float(sys.argv[3])
print "Configuration %d %d %d" %(nClients, pollInterval, pubInterval)
print "Timestamp %s" %datetime.now()
if pollInterval == 0:
if pubInterval == 0:
dstURL = '/time/cometRand'
else:
dstURL = '/time/comet%ds' %pubInterval
elif pollInterval == -1:
if pubInterval == 0:
dstURL = '/time/lpRand'
else:
dstURL = '/time/lp%ds' %pubInterval
else:
if pubInterval == 0:
dstURL = '/time/timeRand'
else:
dstURL = '/time/time'
benchTools.start(dstIP,dstURL,nClients,pollInterval,pubInterval)
if pubInterval == 0:
timeout = int(200)
else:
timeout = int(50 + max(3*max(pubInterval,pollInterval),nClients/2))
print 'Timeout: %d' %timeout
maxInitTimer = datetime.now() + timedelta(seconds = timeout)
while benchTools.toWait > 0 or benchTools.firstReceiveTime == None:
if datetime.now() > maxInitTimer:
print 'init error'
sys.exit(1)
else:
time.sleep(1)
if pubInterval == 0:
timeToSleep = 500
else:
elapsed = benchTools.timeDeltaToMillis(datetime.now() - benchTools.firstReceiveTime) / 1000.
basicWait = max(150,5 * pubInterval)
timeToSleep = basicWait + (pubInterval - elapsed % pubInterval - 2)
os.system('cat /proc/net/dev | grep sl0 > .net_stats')
devStats = filter(lambda c: c != '',open('.net_stats', 'r').readline().split(' '))
trafficBytes1 = int(devStats[1]) + int(devStats[9])
trafficPackets1 = int(devStats[2]) + int(devStats[10])
startTime = datetime.now()
print 'Sleep %d' %timeToSleep
time.sleep(timeToSleep)
endTime = datetime.now()
deltaTimeSec = benchTools.timeDeltaToMillis(endTime - startTime) / 1000.
os.system('cat /proc/net/dev | grep sl0 > .net_stats')
devStats = filter(lambda c: c != '',open('.net_stats', 'r').readline().split(' '))
os.remove('.net_stats')
trafficBytes2 = int(devStats[1]) + int(devStats[9])
trafficPackets2 = int(devStats[2]) + int(devStats[10])
printResults((trafficBytes2 - trafficBytes1) / float(deltaTimeSec),(trafficPackets2 - trafficPackets1) / float(deltaTimeSec))
