diff options
Diffstat (limited to 'VNFs/DPPD-PROX/helper-scripts/openstackrapid/runrapid.py')
| -rwxr-xr-x | VNFs/DPPD-PROX/helper-scripts/openstackrapid/runrapid.py | 350 |
1 files changed, 239 insertions, 111 deletions
diff --git a/VNFs/DPPD-PROX/helper-scripts/openstackrapid/runrapid.py b/VNFs/DPPD-PROX/helper-scripts/openstackrapid/runrapid.py index 7447e160..7bbfa2a7 100755 --- a/VNFs/DPPD-PROX/helper-scripts/openstackrapid/runrapid.py +++ b/VNFs/DPPD-PROX/helper-scripts/openstackrapid/runrapid.py @@ -30,16 +30,17 @@ from logging.handlers import RotatingFileHandler from logging import handlers from prox_ctrl import prox_ctrl import ConfigParser +import ast -version="17.12.15" -stack = "rapid" #Default string for stack -test = "basicrapid" #Default string for stack +version="18.2.12" +env = "rapid" #Default string for environment +test = "basicrapid" #Default string for test loglevel="DEBUG" # sets log level for writing to file runtime=10 # time in seconds for 1 test run def usage(): print("usage: runrapid [--version] [-v]") - print(" [--stack STACK_NAME]") + print(" [--env ENVIRONMENT_NAME]") print(" [--test TEST_NAME]") print(" [--runtime TIME_FOR_TEST]") print(" [--log DEBUG|INFO|WARNING|ERROR|CRITICAL]") @@ -49,7 +50,7 @@ def usage(): print("") print("optional arguments:") print(" -v, --version Show program's version number and exit") - print(" --stack STACK_NAME Parameters will be read from STACK_NAME.env Default is %s."%stack) + print(" --env ENVIRONMENT_NAME Parameters will be read from ENVIRONMENT_NAME.env Default is %s."%env) print(" --test TEST_NAME Test cases will be read from TEST_NAME.test Default is %s."%test) print(" --runtime Specify time in seconds for 1 test run") print(" --log Specify logging level for log file output, screen output level is hard coded") @@ -57,7 +58,7 @@ def usage(): print("") try: - opts, args = getopt.getopt(sys.argv[1:], "vh", ["version","help", "stack=", "test=","runtime=","log="]) + opts, args = getopt.getopt(sys.argv[1:], "vh", ["version","help", "env=", "test=","runtime=","log="]) except getopt.GetoptError as err: print("===========================================") print(str(err)) @@ -74,16 +75,16 @@ for opt, arg in opts: if opt in ("-v", "--version"): print("Rapid Automated Performance Indication for Dataplane "+version) sys.exit() - if opt in ("--stack"): - stack = arg - print ("Using '"+stack+"' as name for the stack") + if opt in ("--env"): + env = arg + print ("Using '"+env+"' as name for the environment") if opt in ("--test"): test = arg print ("Using '"+test+".test' for test case definition") - elif opt in ("--runtime"): + if opt in ("--runtime"): runtime = arg print ("Runtime: "+ runtime) - elif opt in ("--log"): + if opt in ("--log"): loglevel = arg print ("Log level: "+ loglevel) @@ -113,7 +114,7 @@ console_handler.setFormatter(screen_formatter) # create a file handler # and set its log level to DEBUG # -log_file = 'RUN' +stack+'.'+test+'.log' +log_file = 'RUN' +env+'.'+test+'.log' file_handler = logging.handlers.RotatingFileHandler(log_file, backupCount=10) #file_handler = log.handlers.TimedRotatingFileHandler(log_file, 'D', 1, 5) file_handler.setLevel(numeric_level) @@ -172,57 +173,71 @@ def connect_client(client): raise Exception("Failed to connect to VM after %d attempts:\n%s" % (attempts, ex)) time.sleep(2) log.debug("Trying to connect to VM which was just launched on %s, attempt: %d" % (client.ip(), attempts)) - log.info("Connected to VM on %s" % client.ip()) - -def run_iteration(gensock,sutsock,sutstatcores,genstatcores,gencontrolcores): - gensock.start(gencontrolcores) - time.sleep(1) + log.debug("Connected to VM on %s" % client.ip()) + +def run_iteration(gensock,sutsock): + sleep_time = 2 + # Sleep_time is needed to be able to do accurate measurements to check for packet loss. We need to make this time large enough so that we do not take the first measurement while some packets from the previous tests migth still be in flight + abs_old_rx, abs_old_tx, abs_old_drop, abs_old_tsc, abs_tsc_hz = gensock.core_stats(genstatcores) + gensock.start(gencores) + time.sleep(sleep_time) if sutsock!='none': old_sut_rx, old_sut_tx, old_sut_drop, old_sut_tsc, sut_tsc_hz = sutsock.core_stats(sutstatcores) old_rx, old_tx, old_drop, old_tsc, tsc_hz = gensock.core_stats(genstatcores) time.sleep(float(runtime)) - lat_min, lat_max, lat_avg = gensock.lat_stats([2]) + lat_min, lat_max, lat_avg = gensock.lat_stats(latcores) # Get statistics after some execution time new_rx, new_tx, new_drop, new_tsc, tsc_hz = gensock.core_stats(genstatcores) if sutsock!='none': new_sut_rx, new_sut_tx, new_sut_drop, new_sut_tsc, sut_tsc_hz = sutsock.core_stats(sutstatcores) - time.sleep(1) #Stop generating - gensock.stop(gencontrolcores) + gensock.stop(gencores) + time.sleep(sleep_time) + abs_new_rx, abs_new_tx, abs_new_drop, abs_new_tsc, abs_tsc_hz = gensock.core_stats(genstatcores) drop = new_drop-old_drop # drop is all packets dropped by all tasks. This includes packets dropped at the generator task + packets dropped by the nop task. In steady state, this equals to the number of packets received by this VM rx = new_rx - old_rx # rx is all packets received by the nop task = all packets received in the gen VM tx = new_tx - old_tx # tx is all generated packets actually accepted by the interface + abs_dropped = (abs_new_tx - abs_old_tx) - (abs_new_rx - abs_old_rx) tsc = new_tsc - old_tsc # time difference between the 2 measurements, expressed in cycles. - pps_req_tx = round((tx+drop-rx)*tsc_hz*1.0/(tsc*1000000),3) - pps_tx = round(tx*tsc_hz*1.0/(tsc*1000000),3) - pps_rx = round(rx*tsc_hz*1.0/(tsc*1000000),3) + pps_req_tx = (tx+drop-rx)*tsc_hz*1.0/(tsc*1000000) + pps_tx = tx*tsc_hz*1.0/(tsc*1000000) + pps_rx = rx*tsc_hz*1.0/(tsc*1000000) if sutsock!='none': sut_rx = new_sut_rx - old_sut_rx sut_tx = new_sut_tx - old_sut_tx sut_tsc = new_sut_tsc - old_sut_tsc - pps_sut_tx = round(sut_tx*sut_tsc_hz*1.0/(sut_tsc*1000000),3) - pps_sut_tx_str = str(pps_sut_tx) + pps_sut_tx = sut_tx*sut_tsc_hz*1.0/(sut_tsc*1000000) + pps_sut_tx_str = '{:>9.3f}'.format(pps_sut_tx) else: pps_sut_tx = 0 pps_sut_tx_str = 'NO MEAS.' if (tx == 0): log.critical("TX = 0. Test interrupted since no packet has been sent.") raise Exception("TX = 0") - return(pps_req_tx,pps_tx,pps_sut_tx_str,pps_rx,lat_avg) + return(pps_req_tx,pps_tx,pps_sut_tx_str,pps_rx,lat_avg,abs_dropped) -def new_speed(speed,drop_rate): +def new_speed(speed,minspeed,maxspeed,success): # Following calculates the ratio for the new speed to be applied # On the Y axis, we will find the ratio, a number between 0 and 1 # On the x axis, we find the % of dropped packets, a number between 0 and 100 # 2 lines are drawn and we take the minumun of these lines to calculate the ratio # One line goes through (0,y0) and (p,q) # The second line goes through (p,q) and (100,y100) - y0=0.99 - y100=0.1 - p=1 - q=.99 - ratio = min((q-y0)/p*drop_rate+y0,(q-y100)/(p-100)*drop_rate+q-p*(q-y100)/(p-100)) - return (int(speed*ratio*100)+0.5)/100 +# y0=0.99 +# y100=0.1 +# p=1 +# q=.99 +# ratio = min((q-y0)/p*drop_rate+y0,(q-y100)/(p-100)*drop_rate+q-p*(q-y100)/(p-100)) +# return (int(speed*ratio*100)+0.5)/100.0 + if success: + minspeed = speed + else: + maxspeed = speed + newspeed = (maxspeed+minspeed)/2.0 + return (newspeed,minspeed,maxspeed) + +def get_pps(speed,size): + return (speed * 100.0 / (8*(size+24))) def get_drop_rate(speed,pps_rx,size): # pps_rx are all the packets that are received by the generator. That is substracted @@ -231,18 +246,26 @@ def get_drop_rate(speed,pps_rx,size): # that the speed variable is already expressed in % so we only take 100 and not 10000) # divided by the number of bits in 1 packet. That is 8 bits in a byte times the size of # a frame (=our size + 24 bytes overhead). - return (100*(speed * 100 / (8*(size+24)) - pps_rx)/(speed*100.0/(8*(size+24)))) - -def run_speedtest(gensock,sutsock,sutstatcores,genstatcores,gencores): - log.info("+----------------------------------------------------------------------------------------------------------------------------+") - log.info("| Generator is sending UDP (1 flow) packets (64 bytes) to SUT. SUT sends packets back |") - log.info("+--------+-----------------+----------------+----------------+----------------+----------------+----------------+------------+") - log.info("| Test | Speed requested | Sent to NIC | Sent by Gen | Forward by SUT | Rec. by Gen | Avg. Latency | Result |") - log.info("+--------+-----------------+----------------+----------------+----------------+----------------+----------------+------------+") + tried_to_send = get_pps(speed,size) + return abs(100.0*(tried_to_send - pps_rx)/tried_to_send) + +def run_speedtest(gensock,sutsock): + log.info("+-------------------------------------------------------------------------------------------------------------------------------------------------------------+") + log.info("| Generator is sending UDP (1 flow) packets (64 bytes) to SUT. SUT sends packets back |") + log.info("+--------+--------------------+----------------+----------------+----------------+----------------+----------------+----------------+-------------------------+") + log.info("| Test | Speed requested | Sent to NIC | Sent by Gen | Forward by SUT | Rec. by Gen | Avg. Latency | Packets Lost | Loss Ratio | Result |") + log.info("+--------+--------------------+----------------+----------------+----------------+----------------+----------------+----------------+------------+------------+") speed = 100 - size=64 + maxspeed = speed + minspeed = 0 + size=60 attempts = 0 - while (speed > 0.1): + endpps_sut_tx_str = 'NO_RESULTS' + gensock.set_size(gencores,0,size) # This is setting the frame size + gensock.set_value(gencores,0,16,(size-18),2) # 18 is the difference between the frame size and IP size = size of (MAC addresses, ethertype and FCS) + gensock.set_value(gencores,0,38,(size-38),2) # 38 is the difference between the frame size and UDP size = 18 + size of IP header (=20) + # This will only work when using sending UDP packets. For different protocls and ehternet types, we would need a differnt calculation + while (maxspeed-minspeed > ACCURACY): attempts += 1 print('Measurement ongoing at speed: ' + str(round(speed,2)) + '% ',end='\r') sys.stdout.flush() @@ -250,33 +273,45 @@ def run_speedtest(gensock,sutsock,sutstatcores,genstatcores,gencores): gensock.speed(speed, gencores) time.sleep(1) # Get statistics now that the generation is stable and NO ARP messages any more - pps_req_tx,pps_tx,pps_sut_tx_str,pps_rx,lat_avg = run_iteration(gensock,sutsock,sutstatcores,genstatcores,gencores) + pps_req_tx,pps_tx,pps_sut_tx_str,pps_rx,lat_avg,abs_dropped = run_iteration(gensock,sutsock) drop_rate = get_drop_rate(speed,pps_rx,size) - if ((drop_rate) < 1): - # This will stop the test when number of dropped packets is below a certain percentage - log.info("+--------+-----------------+----------------+----------------+----------------+----------------+----------------+------------+") - log.info('|{:>7}'.format(str(attempts))+" | "+ '{:>14}'.format(str(round(speed,2))) + '% | '+ '{:>9}'.format(str(pps_req_tx))+' Mpps | '+ '{:>9}'.format(str(pps_tx)) +' Mpps | ' + '{:>9}'.format(pps_sut_tx_str) +' Mpps | '+ '{:>9}'.format(str(pps_rx))+' Mpps | '+ '{:>9}'.format(str(lat_avg))+" us | SUCCESS |") - log.info("+--------+-----------------+----------------+----------------+----------------+----------------+----------------+------------+") - break + if (drop_rate < DROP_RATE_TRESHOLD) or (abs_dropped==DROP_RATE_TRESHOLD ==0): + log.info('|{:>7}'.format(str(attempts))+" | " + '{:>5.1f}'.format(speed) + '% ' +'{:>6.3f}'.format(get_pps(speed,size)) + ' Mpps | '+ '{:>9.3f}'.format(pps_req_tx)+' Mpps | '+ '{:>9.3f}'.format(pps_tx) +' Mpps | ' + '{:>9}'.format(pps_sut_tx_str) +' Mpps | '+ '{:>9.3f}'.format(pps_rx)+' Mpps | '+ '{:>9.0f}'.format(lat_avg)+' us | '+ '{:>14d}'.format(abs_dropped)+ ' |''{:>9.2f}'.format(drop_rate)+ '% | SUCCESS |') + endspeed = speed + endpps_req_tx = pps_req_tx + endpps_tx = pps_tx + endpps_sut_tx_str = pps_sut_tx_str + endpps_rx = pps_rx + endlat_avg = lat_avg + endabs_dropped = abs_dropped + enddrop_rate = drop_rate + success = True else: - log.info('|{:>7}'.format(str(attempts))+" | "+ '{:>14}'.format(str(round(speed,2))) + '% | '+ '{:>9}'.format(str(pps_req_tx))+' Mpps | '+ '{:>9}'.format(str(pps_tx)) +' Mpps | ' + '{:>9}'.format(pps_sut_tx_str) +' Mpps | '+ '{:>9}'.format(str(pps_rx))+' Mpps | '+ '{:>9}'.format(str(lat_avg))+" us | FAILED |") - speed = new_speed(speed,drop_rate) - time.sleep(2) - - -# print("") - -def run_flowtest(gensock,sutsock,sutstatcores,genstatcores,gencores): - log.info("+---------------------------------------------------------------------------------------------------------------+") - log.info("| UDP, 64 bytes, different number of flows by randomizing SRC & DST UDP port |") - log.info("+--------+-----------------+----------------+----------------+----------------+----------------+----------------+") - log.info("| Flows | Speed requested | Sent to NIC | Sent by Gen | Forward by SUT | Rec. by Gen | Avg. Latency |") - log.info("+--------+-----------------+----------------+----------------+----------------+----------------+----------------+") + log.info('|{:>7}'.format(str(attempts))+" | " + '{:>5.1f}'.format(speed) + '% ' +'{:>6.3f}'.format(get_pps(speed,size)) + ' Mpps | '+ '{:>9.3f}'.format(pps_req_tx)+' Mpps | '+ '{:>9.3f}'.format(pps_tx) +' Mpps | ' + '{:>9}'.format(pps_sut_tx_str) +' Mpps | '+ '{:>9.3f}'.format(pps_rx)+' Mpps | '+ '{:>9.0f}'.format(lat_avg)+' us | '+ '{:>14d}'.format(abs_dropped)+ ' |''{:>9.2f}'.format(drop_rate)+ '% | FAILED |') + success = False + speed,minspeed,maxspeed = new_speed(speed,minspeed,maxspeed,success) + if endpps_sut_tx_str <> 'NO_RESULTS': + log.info("+--------+--------------------+----------------+----------------+----------------+----------------+----------------+----------------+------------+------------+") + log.info('|{:>7}'.format('END')+" | " + '{:>5.1f}'.format(endspeed) + '% ' +'{:>6.3f}'.format(get_pps(endspeed,size)) + ' Mpps | '+ '{:>9.3f}'.format(endpps_req_tx)+' Mpps | '+ '{:>9.3f}'.format(endpps_tx) +' Mpps | ' + '{:>9}'.format(endpps_sut_tx_str) +' Mpps | '+ '{:>9.3f}'.format(endpps_rx)+' Mpps | '+ '{:>9.0f}'.format(endlat_avg)+' us | '+ '{:>14d}'.format(endabs_dropped)+ ' |''{:>9.2f}'.format(enddrop_rate)+ '% | SUCCESS |') + log.info("+--------+--------------------+----------------+----------------+----------------+----------------+----------------+----------------+------------+------------+") + else: + log.info('| Speed 0 or close to 0') + +def run_flowtest(gensock,sutsock): + log.info("+------------------------------------------------------------------------------------------------------------------------------------------------+") + log.info("| UDP, 64 bytes, different number of flows by randomizing SRC & DST UDP port |") + log.info("+--------+--------------------+----------------+----------------+----------------+----------------+----------------+----------------+------------+") + log.info("| Flows | Speed requested | Sent to NIC | Sent by Gen | Forward by SUT | Rec. by Gen | Avg. Latency | Packets Lost | Loss Ratio |") + log.info("+--------+--------------------+----------------+----------------+----------------+----------------+----------------+----------------+------------+") speed = 100 - size=64 + size=60 # To generate a desired number of flows, PROX will randomize the bits in source and destination ports, as specified by the bit masks in the flows variable. flows={128:['1000000000000XXX','100000000000XXXX'],1024:['10000000000XXXXX','10000000000XXXXX'],8192:['1000000000XXXXXX','100000000XXXXXXX'],65535:['10000000XXXXXXXX','10000000XXXXXXXX'],524280:['1000000XXXXXXXXX','100000XXXXXXXXXX']} # flows={524280:['1000000XXXXXXXXX','100000XXXXXXXXXX']} + gensock.set_size(gencores,0,size) # This is setting the frame size + gensock.set_value(gencores,0,16,(size-18),2) # 18 is the difference between the frame size and IP size = size of (MAC addresses, ethertype and FCS) + gensock.set_value(gencores,0,38,(size-38),2) # 38 is the difference between the frame size and UDP size = 18 + size of IP header (=20) + # This will only work when using sending UDP packets. For different protocls and ehternet types, we would need a differnt calculation for flow_number in sorted(flows.iterkeys()): #speed = 100 Commented out: Not starting from 100% since we are trying more flows, so speed will not be higher than the speed achieved in previous loop gensock.reset_stats() @@ -285,33 +320,47 @@ def run_flowtest(gensock,sutsock,sutstatcores,genstatcores,gencores): source_port,destination_port = flows[flow_number] gensock.set_random(gencores,0,34,source_port,2) gensock.set_random(gencores,0,36,destination_port,2) - while (speed > 0.1): + endpps_sut_tx_str = 'NO_RESULTS' + maxspeed = speed + minspeed = 0 + while (maxspeed-minspeed > ACCURACY): print(str(flow_number)+' flows: Measurement ongoing at speed: ' + str(round(speed,2)) + '% ',end='\r') sys.stdout.flush() # Start generating packets at requested speed (in % of a 10Gb/s link) gensock.speed(speed, gencores) time.sleep(1) # Get statistics now that the generation is stable and NO ARP messages any more - pps_req_tx,pps_tx,pps_sut_tx_str,pps_rx,lat_avg = run_iteration(gensock,sutsock,sutstatcores,genstatcores,gencores) + pps_req_tx,pps_tx,pps_sut_tx_str,pps_rx,lat_avg,abs_dropped = run_iteration(gensock,sutsock) drop_rate = get_drop_rate(speed,pps_rx,size) - if ((drop_rate) < 1): - # This will stop the test when number of dropped packets is below a certain percentage - log.info('|{:>7}'.format(str(flow_number))+" | "+ '{:>14}'.format(str(round(speed,2))) + '% | '+ '{:>9}'.format(str(pps_req_tx))+' Mpps | '+ '{:>9}'.format(str(pps_tx)) +' Mpps | ' + '{:>9}'.format(pps_sut_tx_str) +' Mpps | '+ '{:>9}'.format(str(pps_rx))+" Mpps |"+ '{:>9}'.format(str(lat_avg))+" us |") - log.info("+--------+-----------------+----------------+----------------+----------------+----------------+----------------+") - break - speed = new_speed(speed,drop_rate) - time.sleep(2) -# print("") - -def run_sizetest(gensock,sutsock,sutstatcores,genstatcores,gencores): - log.info("+---------------------------------------------------------------------------------------------------------------+") - log.info("| UDP, 1 flow, different packet sizes |") - log.info("+--------+-----------------+----------------+----------------+----------------+----------------+----------------+") - log.info("| Pktsize| Speed requested | Sent to NIC | Sent by Gen | Forward by SUT | Rec. by Gen | Avg. Latency |") - log.info("+--------+-----------------+----------------+----------------+----------------+----------------+----------------+") + if (drop_rate < DROP_RATE_TRESHOLD) or (abs_dropped==DROP_RATE_TRESHOLD ==0): + endspeed = speed + endpps_req_tx = pps_req_tx + endpps_tx = pps_tx + endpps_sut_tx_str = pps_sut_tx_str + endpps_rx = pps_rx + endlat_avg = lat_avg + endabs_dropped = abs_dropped + enddrop_rate = drop_rate + success = True + else: + success = False + speed,minspeed,maxspeed = new_speed(speed,minspeed,maxspeed,success) + if endpps_sut_tx_str <> 'NO_RESULTS': + log.info('|{:>7}'.format(str(flow_number))+" | " + '{:>5.1f}'.format(endspeed) + '% ' +'{:>6.3f}'.format(get_pps(endspeed,size)) + ' Mpps | '+ '{:>9.3f}'.format(endpps_req_tx)+' Mpps | '+ '{:>9.3f}'.format(endpps_tx) +' Mpps | ' + '{:>9}'.format(endpps_sut_tx_str) +' Mpps | '+ '{:>9.3f}'.format(endpps_rx)+' Mpps | '+ '{:>9.0f}'.format(endlat_avg)+' us | '+ '{:>14d}'.format(endabs_dropped)+ ' |'+'{:>9.2f}'.format(enddrop_rate)+ '% |') + log.info("+--------+--------------------+----------------+----------------+----------------+----------------+----------------+----------------+------------+") + else: + log.info('|{:>7}'.format(str(flow_number))+" | Speed 0 or close to 0") + +def run_sizetest(gensock,sutsock): + log.info("+------------------------------------------------------------------------------------------------------------------------------------------------+") + log.info("| UDP, 1 flow, different packet sizes |") + log.info("+--------+--------------------+----------------+----------------+----------------+----------------+----------------+----------------+------------+") + log.info("| Pktsize| Speed requested | Sent to NIC | Sent by Gen | Forward by SUT | Rec. by Gen | Avg. Latency | Packets Lost | Loss Ratio |") + log.info("+--------+--------------------+----------------+----------------+----------------+----------------+----------------+----------------+------------+") speed = 100 - # To generate a desired number of flows, PROX will randomize the bits in source and destination ports, as specified by the bit masks in the flows variable. - sizes=[1400,1024,512,256,128,64] + # PROX will use different packet sizes as defined in sizes[] +# sizes=[1496,1020,508,252,124,60] + sizes=[1020,508,252,124,60] for size in sizes: #speed = 100 Commented out: Not starting from 100% since we are trying smaller packets, so speed will not be higher than the speed achieved in previous loop gensock.reset_stats() @@ -321,43 +370,89 @@ def run_sizetest(gensock,sutsock,sutstatcores,genstatcores,gencores): gensock.set_value(gencores,0,16,(size-18),2) # 18 is the difference between the frame size and IP size = size of (MAC addresses, ethertype and FCS) gensock.set_value(gencores,0,38,(size-38),2) # 38 is the difference between the frame size and UDP size = 18 + size of IP header (=20) # This will only work when using sending UDP packets. For different protocls and ehternet types, we would need a differnt calculation - while (speed > 0.1): - print(str(size)+' bytes: Measurement ongoing at speed: ' + str(round(speed,2)) + '% ',end='\r') + endpps_sut_tx_str = 'NO_RESULTS' + maxspeed = speed + minspeed = 0 + while (maxspeed-minspeed > ACCURACY): + print(str(size+4)+' bytes: Measurement ongoing at speed: ' + str(round(speed,2)) + '% ',end='\r') sys.stdout.flush() # Start generating packets at requested speed (in % of a 10Gb/s link) gensock.speed(speed, gencores) - time.sleep(1) # Get statistics now that the generation is stable and NO ARP messages any more - pps_req_tx,pps_tx,pps_sut_tx_str,pps_rx,lat_avg = run_iteration(gensock,sutsock,sutstatcores,genstatcores,gencores) + pps_req_tx,pps_tx,pps_sut_tx_str,pps_rx,lat_avg, abs_dropped = run_iteration(gensock,sutsock) drop_rate = get_drop_rate(speed,pps_rx,size) - if ((drop_rate) < 1): - # This will stop the test when number of dropped packets is below a certain percentage - log.info('|{:>7}'.format(str(size))+" | "+ '{:>14}'.format(str(round(speed,2))) + '% | '+ '{:>9}'.format(str(pps_req_tx))+' Mpps | '+ '{:>9}'.format(str(pps_tx)) +' Mpps | ' + '{:>9}'.format(pps_sut_tx_str) +' Mpps | '+ '{:>9}'.format(str(pps_rx))+" Mpps |"+ '{:>10}'.format(str(lat_avg))+" us |") - log.info("+--------+-----------------+----------------+----------------+----------------+----------------+----------------+") - break - speed = new_speed(speed,drop_rate) - time.sleep(2) -#======================================================================== + if (drop_rate < DROP_RATE_TRESHOLD) or (abs_dropped==DROP_RATE_TRESHOLD ==0): + endspeed = speed + endpps_req_tx = pps_req_tx + endpps_tx = pps_tx + endpps_sut_tx_str = pps_sut_tx_str + endpps_rx = pps_rx + endlat_avg = lat_avg + endabs_dropped = abs_dropped + enddrop_rate = drop_rate + success = True + else: + success = False + speed,minspeed,maxspeed = new_speed(speed,minspeed,maxspeed,success) + if endpps_sut_tx_str <> 'NO_RESULTS': + log.info('|{:>7}'.format(size+4)+" | " + '{:>5.1f}'.format(endspeed) + '% ' +'{:>6.3f}'.format(get_pps(endspeed,size)) + ' Mpps | '+ '{:>9.3f}'.format(endpps_req_tx)+' Mpps | '+ '{:>9.3f}'.format(endpps_tx) +' Mpps | ' + '{:>9}'.format(endpps_sut_tx_str) +' Mpps | '+ '{:>9.3f}'.format(endpps_rx)+' Mpps | '+ '{:>9.0f}'.format(endlat_avg)+' us | '+ '{:>14d}'.format(endabs_dropped)+ ' |'+'{:>9.2f}'.format(enddrop_rate)+ '% |') + log.info("+--------+--------------------+----------------+----------------+----------------+----------------+----------------+----------------+------------+") + else: + log.debug('|{:>7}'.format(str(size))+" | Speed 0 or close to 0") + + +def run_irqtest(sock): + log.info("+----------------------------------------------------------------------------------------------------------------------------") + log.info("| Measuring time probably spent dealing with an interrupt. Interrupting DPDK cores for more than 50us might be problematic ") + log.info("| and result in packet loss. The first row shows the interrupted time buckets: first number is the bucket between 0us and ") + log.info("| that number expressed in us and so on. The numbers in the other rows show how many times per second, the program was ") + log.info("| interrupted for a time as specified by its bucket. '0' is printed when there are no interrupts in this bucket throughout ") + log.info("| the duration of the test. This is to avoid rounding errors in the case of 0.0 ") + log.info("+----------------------------------------------------------------------------------------------------------------------------") + sys.stdout.flush() + buckets=sock.show_irq_buckets(1) + print('Measurement ongoing ... ',end='\r') + sock.stop(irqcores) + old_irq = [[0 for x in range(len(buckets)+1)] for y in range(len(irqcores)+1)] + irq = [[0 for x in range(len(buckets)+1)] for y in range(len(irqcores)+1)] + irq[0][0] = 'bucket us' + for j,bucket in enumerate(buckets,start=1): + irq[0][j] = '<'+ bucket + irq[0][-1] = '>'+ buckets [-2] + for j,bucket in enumerate(buckets,start=1): + for i,irqcore in enumerate(irqcores,start=1): + old_irq[i][j] = sock.irq_stats(irqcore,j-1) + sock.start(irqcores) + time.sleep(float(runtime)) + sock.stop(irqcores) + for i,irqcore in enumerate(irqcores,start=1): + irq[i][0]='core %s '%irqcore + for j,bucket in enumerate(buckets,start=1): + diff = sock.irq_stats(irqcore,j-1) - old_irq[i][j] + if diff == 0: + irq[i][j] = '0' + else: + irq[i][j] = diff/float(runtime) + log.info('\n'.join([''.join(['{:>12}'.format(item) for item in row]) for row in irq])) + def init_test(): - global sutstatcores - global genstatcores - global genrxcores - global gencontrolcores - sutstatcores = [1] - genstatcores = [1,2] - genrxcores = [2] - gencontrolcores = [1] # Running at low speed to make sure the ARP messages can get through. # If not doing this, the ARP message could be dropped by a switch in overload and then the test will not give proper results # Note hoever that if we would run the test steps during a very long time, the ARP would expire in the switch. # PROX will send a new ARP request every seconds so chances are very low that they will all fail to get through - sock[0].speed(0.01, gencontrolcores) + sock[0].speed(0.01, gencores) sock[0].start(genstatcores) time.sleep(2) - sock[0].stop(gencontrolcores) - sock[1].start([1]) - + sock[0].stop(gencores) + +global sutstatcores +global genstatcores +global latcores +global gencores +global irqcores +global DROP_RATE_TRESHOLD +global ACCURACY vmDPIP =[] vmAdminIP =[] vmDPmac =[] @@ -368,8 +463,10 @@ script_control =[] testconfig = ConfigParser.RawConfigParser() testconfig.read(test+'.test') required_number_of_VMs = testconfig.get('DEFAULT', 'total_number_of_vms') +DROP_RATE_TRESHOLD = float(testconfig.get('DEFAULT', 'drop_rate_treshold')) +ACCURACY = float(testconfig.get('DEFAULT', 'accuracy')) config = ConfigParser.RawConfigParser() -config.read(stack+'.env') +config.read(env+'.env') key = config.get('OpenStack', 'key') total_number_of_VMs = config.get('rapid', 'total_number_of_VMs') if int(required_number_of_VMs) > int(total_number_of_VMs): @@ -384,6 +481,15 @@ for vm in range(1, int(total_number_of_VMs)+1): for vm in range(1, int(required_number_of_VMs)+1): config_file.append(testconfig.get('VM%d'%vm, 'config_file')) script_control.append(testconfig.get('VM%d'%vm, 'script_control')) + group1cores=testconfig.get('VM%d'%vm, 'group1cores') + if group1cores <> 'not_used': + group1cores=ast.literal_eval(group1cores) + group2cores=testconfig.get('VM%d'%vm, 'group2cores') + if group2cores <> 'not_used': + group2cores=ast.literal_eval(group2cores) + group3cores=testconfig.get('VM%d'%vm, 'group3cores') + if group3cores <> 'not_used': + group3cores=ast.literal_eval(group3cores) with open("parameters%d.lua"%vm, "w") as f: f.write('name="%s"\n'% testconfig.get('VM%d'%vm, 'name')) f.write('local_ip="%s"\n'% vmDPIP[vm-1]) @@ -398,6 +504,27 @@ for vm in range(1, int(required_number_of_VMs)+1): destVMindex = int(destVM)-1 f.write('dest_ip="%s"\n'% vmDPIP[destVMindex]) f.write('dest_hex_ip="%s"\n'% hexDPIP[destVMindex]) + f.write('dest_hex_mac="%s"\n'% vmDPmac[destVMindex].replace(':',' ')) + if group1cores <> 'not_used': + f.write('group1="%s"\n'% ','.join(map(str, group1cores))) + if group2cores <> 'not_used': + f.write('group2="%s"\n'% ','.join(map(str, group2cores))) + if group3cores <> 'not_used': + f.write('group3="%s"\n'% ','.join(map(str, group3cores))) + if re.match('(l2){0,1}gen.*\.cfg',config_file[-1]): + gencores = group1cores + latcores = group2cores + genstatcores = group3cores + elif config_file[-1] == 'gen_gw.cfg': + gencores = group1cores + latcores = group2cores + genstatcores = group3cores + elif re.match('(l2){0,1}swap.*\.cfg',config_file[-1]): + sutstatcores = group1cores + elif config_file[-1] == 'secgw2.cfg': + sutstatcores = group1cores + elif config_file[-1] == 'irq.cfg': + irqcores = group1cores f.close ##################################################################################### client =[] @@ -417,10 +544,10 @@ for vm in range(0, int(required_number_of_VMs)): client[-1].scp_put('./%s'%devbindfile, '/root/devbind.sh') cmd = '/root/devbind.sh' client[-1].run_cmd(cmd) - log.info("devbind.sh running on VM%d"%(vm+1)) + log.debug("devbind.sh running on VM%d"%(vm+1)) client[-1].scp_put('./%s'%config_file[vm], '/root/%s'%config_file[vm]) client[-1].scp_put('./parameters%d.lua'%(vm+1), '/root/parameters.lua') - log.info("Starting PROX on VM%d"%(vm+1)) + log.debug("Starting PROX on VM%d"%(vm+1)) if script_control[vm] == 'true': cmd = '/root/prox/build/prox -e -t -o cli -f /root/%s'%config_file[vm] else: @@ -429,7 +556,8 @@ for vm in range(0, int(required_number_of_VMs)): sock.append(connect_socket(client[-1])) init_code = testconfig.get('DEFAULT', 'init_code') -eval(init_code) +if init_code <> 'not_used': + eval(init_code) #################################################### # Run test cases # Best to run the flow test at the end since otherwise the tests coming after thatmight be influenced by the big number of entries in the switch flow tables |