##
import sys
import time
+import copy
from math import ceil
from statistics import mean
from past.utils import old_div
def run(self):
result_details = {'Details': 'Nothing'}
TestResult = 0
+ end_data = {}
+ iteration_prefix = {}
for imix in self.test['imixs']:
size = mean(imix)
self.gen_machine.set_udp_packet_size(imix)
self.sut_machine.reset_stats()
flow_number = self.gen_machine.set_flows(flow_number)
self.set_background_flows(self.background_machines, flow_number)
- endspeed = None
+# endspeed = None
+ end_data['speed'] = None
speed = self.get_start_speed_and_init(size)
while True:
attempts += 1
self.set_background_speed(self.background_machines, speed)
self.start_background_traffic(self.background_machines)
# Get statistics now that the generation is stable and initial ARP messages are dealt with
- pps_req_tx,pps_tx,pps_sut_tx,pps_rx,lat_avg,lat_perc , lat_perc_max, lat_max, abs_tx,abs_rx,abs_dropped, abs_tx_fail, drop_rate, lat_min, lat_used, r, actual_duration, avg_bg_rate, bucket_size, buckets = self.run_iteration(float(self.test['runtime']),flow_number,size,speed)
+ iteration_data = self.run_iteration(
+ float(self.test['runtime']),flow_number,size,speed)
+ iteration_data['speed'] = speed
self.stop_background_traffic(self.background_machines)
- if r > 1:
- retry_warning = bcolors.WARNING + ' {:1} retries needed'.format(r) + bcolors.ENDC
+ if iteration_data['r'] > 1:
+ retry_warning = bcolors.WARNING + ' {:1} retries needed'.format(iteration_data['r']) + bcolors.ENDC
else:
retry_warning = ''
# Drop rate is expressed in percentage. lat_used is a ratio (0 to 1). The sum of these 2 should be 100%.
# If the sum is lower than 95, it means that more than 5% of the latency measurements where dropped for accuracy reasons.
- if (drop_rate + lat_used * 100) < 95:
- lat_warning = bcolors.WARNING + ' Latency accuracy issue?: {:>3.0f}%'.format(lat_used*100) + bcolors.ENDC
+ if (iteration_data['drop_rate'] + iteration_data['lat_used'] * 100) < 95:
+ lat_warning = bcolors.WARNING + ' Latency accuracy issue?: {:>3.0f}%'.format(iteration_data['lat_used']*100) + bcolors.ENDC
else:
lat_warning = ''
+ iteration_prefix = {'speed' : bcolors.ENDC,
+ 'lat_avg' : bcolors.ENDC,
+ 'lat_perc' : bcolors.ENDC,
+ 'lat_max' : bcolors.ENDC,
+ 'abs_drop_rate' : bcolors.ENDC,
+ 'drop_rate' : bcolors.ENDC}
if self.test['test'] == 'fixed_rate':
- endspeed = speed
- endpps_req_tx = None
- endpps_tx = None
- endpps_sut_tx = None
- endpps_rx = None
- endlat_avg = lat_avg
- endlat_perc = lat_perc
- endlat_perc_max = lat_perc_max
- endlat_max = lat_max
- endbuckets = buckets
- endabs_dropped = abs_dropped
- enddrop_rate = drop_rate
- endabs_tx = abs_tx
- endabs_rx = abs_rx
- endavg_bg_rate = avg_bg_rate
+ end_data = copy.deepcopy(iteration_data)
+ end_prefix = copy.deepcopy(iteration_prefix)
if lat_warning or retry_warning:
endwarning = '| | {:177.177} |'.format(retry_warning + lat_warning)
success = True
- TestResult = TestResult + pps_rx # fixed rate testing result is strange: we just report the pps received
- speed_prefix = lat_avg_prefix = lat_perc_prefix = lat_max_prefix = abs_drop_rate_prefix = drop_rate_prefix = bcolors.ENDC
+ #TestResult = TestResult + iteration_data['pps_rx'] # fixed rate testing result is strange: we just report the pps received
# The following if statement is testing if we pass the success criteria of a certain drop rate, average latency and maximum latency below the threshold
# The drop rate success can be achieved in 2 ways: either the drop rate is below a treshold, either we want that no packet has been lost during the test
# This can be specified by putting 0 in the .test file
- elif ((drop_rate < self.test['drop_rate_threshold']) or (abs_dropped==self.test['drop_rate_threshold']==0)) and (lat_avg< self.test['lat_avg_threshold']) and (lat_perc< self.test['lat_perc_threshold']) and (lat_max < self.test['lat_max_threshold']):
- if (old_div((self.get_pps(speed,size) - pps_tx),self.get_pps(speed,size)))>0.01:
- speed_prefix = bcolors.WARNING
- if abs_tx_fail > 0:
- gen_warning = bcolors.WARNING + ' Network limit?: requesting {:<.3f} Mpps and getting {:<.3f} Mpps - {} failed to be transmitted'.format(self.get_pps(speed,size), pps_tx, abs_tx_fail) + bcolors.ENDC
+ elif ((iteration_data['drop_rate'] < self.test['drop_rate_threshold']) or (iteration_data['abs_dropped']==self.test['drop_rate_threshold']==0)) and (iteration_data['lat_avg']< self.test['lat_avg_threshold']) and (iteration_data['lat_perc']< self.test['lat_perc_threshold']) and (iteration_data['lat_max'] < self.test['lat_max_threshold']):
+ if (old_div((self.get_pps(speed,size) - iteration_data['pps_tx']),self.get_pps(speed,size)))>0.01:
+ iteration_prefix['speed'] = bcolors.WARNING
+ if iteration_data['abs_tx_fail'] > 0:
+ gen_warning = bcolors.WARNING + ' Network limit?: requesting {:<.3f} Mpps and getting {:<.3f} Mpps - {} failed to be transmitted'.format(self.get_pps(speed,size), iteration_data['pps_tx'], iteration_data['abs_tx_fail']) + bcolors.ENDC
else:
- gen_warning = bcolors.WARNING + ' Generator limit?: requesting {:<.3f} Mpps and getting {:<.3f} Mpps'.format(self.get_pps(speed,size), pps_tx) + bcolors.ENDC
+ gen_warning = bcolors.WARNING + ' Generator limit?: requesting {:<.3f} Mpps and getting {:<.3f} Mpps'.format(self.get_pps(speed,size), iteration_data['pps_tx']) + bcolors.ENDC
else:
- speed_prefix = bcolors.ENDC
+ iteration_prefix['speed'] = bcolors.ENDC
gen_warning = ''
- endspeed = speed
- endspeed_prefix = speed_prefix
- endpps_req_tx = pps_req_tx
- endpps_tx = pps_tx
- endpps_sut_tx = pps_sut_tx
- endpps_rx = pps_rx
- endlat_avg = lat_avg
- endlat_perc = lat_perc
- endlat_perc_max = lat_perc_max
- endlat_max = lat_max
- endbuckets = buckets
- endabs_dropped = None
- enddrop_rate = drop_rate
- endabs_tx = abs_tx
- endabs_rx = abs_rx
- endavg_bg_rate = avg_bg_rate
+ end_data = copy.deepcopy(iteration_data)
+ end_prefix = copy.deepcopy(iteration_prefix)
+ end_data['abs_dropped'] = None
if lat_warning or gen_warning or retry_warning:
endwarning = '| | {:186.186} |'.format(retry_warning + lat_warning + gen_warning)
success = True
success_message=' SUCCESS'
- speed_prefix = lat_avg_prefix = lat_perc_prefix = lat_max_prefix = abs_drop_rate_prefix = drop_rate_prefix = bcolors.ENDC
- RapidLog.debug(self.report_result(-attempts,size,speed,pps_req_tx,pps_tx,pps_sut_tx,pps_rx,lat_avg,lat_perc,lat_perc_max,lat_max,abs_tx,abs_rx,abs_dropped,actual_duration,speed_prefix,lat_avg_prefix,lat_max_prefix,abs_drop_rate_prefix,drop_rate_prefix)+ success_message + retry_warning + lat_warning + gen_warning)
+ RapidLog.debug(self.report_result(-attempts, size,
+ iteration_data, iteration_prefix) + success_message +
+ retry_warning + lat_warning + gen_warning)
else:
success_message=' FAILED'
- abs_drop_rate_prefix = bcolors.ENDC
- if ((abs_dropped>0) and (self.test['drop_rate_threshold'] ==0)):
- abs_drop_rate_prefix = bcolors.FAIL
- if (drop_rate < self.test['drop_rate_threshold']):
- drop_rate_prefix = bcolors.ENDC
+ if ((iteration_data['abs_dropped']>0) and (self.test['drop_rate_threshold'] ==0)):
+ iteration_prefix['abs_drop_rate'] = bcolors.FAIL
+ if (iteration_data['drop_rate'] < self.test['drop_rate_threshold']):
+ iteration_prefix['drop_rate'] = bcolors.ENDC
else:
- drop_rate_prefix = bcolors.FAIL
- if (lat_avg< self.test['lat_avg_threshold']):
- lat_avg_prefix = bcolors.ENDC
+ iteration_prefix['drop_rate'] = bcolors.FAIL
+ if (iteration_data['lat_avg']< self.test['lat_avg_threshold']):
+ iteration_prefix['lat_avg'] = bcolors.ENDC
else:
- lat_avg_prefix = bcolors.FAIL
- if (lat_perc< self.test['lat_perc_threshold']):
- lat_perc_prefix = bcolors.ENDC
+ iteration_prefix['lat_avg'] = bcolors.FAIL
+ if (iteration_data['lat_perc']< self.test['lat_perc_threshold']):
+ iteration_prefix['lat_perc'] = bcolors.ENDC
else:
- lat_perc_prefix = bcolors.FAIL
- if (lat_max< self.test['lat_max_threshold']):
- lat_max_prefix = bcolors.ENDC
+ iteration_prefix['lat_perc'] = bcolors.FAIL
+ if (iteration_data['lat_max']< self.test['lat_max_threshold']):
+ iteration_prefix['lat_max'] = bcolors.ENDC
else:
- lat_max_prefix = bcolors.FAIL
- if ((old_div((self.get_pps(speed,size) - pps_tx),self.get_pps(speed,size)))<0.001):
- speed_prefix = bcolors.ENDC
+ iteration_prefix['lat_max'] = bcolors.FAIL
+ if ((old_div((self.get_pps(speed,size) - iteration_data['pps_tx']),self.get_pps(speed,size)))<0.001):
+ iteration_prefix['speed'] = bcolors.ENDC
else:
- speed_prefix = bcolors.FAIL
+ iteration_prefix['speed'] = bcolors.FAIL
success = False
- RapidLog.debug(self.report_result(-attempts,size,speed,pps_req_tx,pps_tx,pps_sut_tx,pps_rx,lat_avg,lat_perc,lat_perc_max,lat_max,abs_tx,abs_rx,abs_dropped,actual_duration,speed_prefix,lat_avg_prefix,lat_perc_prefix,lat_max_prefix,abs_drop_rate_prefix,drop_rate_prefix)+ success_message + retry_warning + lat_warning)
+ RapidLog.debug(self.report_result(-attempts, size,
+ iteration_data, iteration_prefix) +
+ success_message + retry_warning + lat_warning)
speed = self.new_speed(speed, size, success)
if self.test['test'] == 'increment_till_fail':
if not success:
break
elif self.resolution_achieved():
break
- if endspeed is not None:
- speed_prefix = lat_avg_prefix = lat_perc_prefix = lat_max_prefix = abs_drop_rate_prefix = drop_rate_prefix = bcolors.ENDC
- RapidLog.info(self.report_result(flow_number,size,endspeed,endpps_req_tx,endpps_tx,endpps_sut_tx,endpps_rx,endlat_avg,endlat_perc,endlat_perc_max,endlat_max,endabs_tx,endabs_rx,endabs_dropped,actual_duration,speed_prefix,lat_avg_prefix,lat_perc_prefix,lat_max_prefix,abs_drop_rate_prefix,drop_rate_prefix))
- if endavg_bg_rate:
- tot_avg_rx_rate = endpps_rx + (endavg_bg_rate * len(self.background_machines))
+ if end_data['speed'] is not None:
+ RapidLog.info(self.report_result(flow_number, size,
+ end_data, end_prefix))
+ if end_data['avg_bg_rate']:
+ tot_avg_rx_rate = end_data['pps_rx'] + (end_data['avg_bg_rate'] * len(self.background_machines))
endtotaltrafficrate = '| | Total amount of traffic received by all generators during this test: {:>4.3f} Gb/s {:7.3f} Mpps {} |'.format(RapidTest.get_speed(tot_avg_rx_rate,size) , tot_avg_rx_rate, ' '*84)
RapidLog.info (endtotaltrafficrate)
if endwarning:
RapidLog.info (endwarning)
RapidLog.info("+--------+------------------+-------------+-------------+-------------+------------------------+----------+----------+----------+-----------+-----------+-----------+-----------+-------+----+")
if self.test['test'] != 'fixed_rate':
- TestResult = TestResult + endpps_rx
- result_details = {'test': self.test['testname'],
- 'environment_file': self.test['environment_file'],
- 'Flows': flow_number,
- 'Size': size,
- 'RequestedSpeed': RapidTest.get_pps(endspeed,size),
- 'CoreGenerated': endpps_req_tx,
- 'SentByNIC': endpps_tx,
- 'FwdBySUT': endpps_sut_tx,
- 'RevByCore': endpps_rx,
- 'AvgLatency': endlat_avg,
- 'PCTLatency': endlat_perc,
- 'MaxLatency': endlat_max,
- 'PacketsSent': endabs_tx,
- 'PacketsReceived': endabs_rx,
- 'PacketsLost': endabs_dropped,
- 'bucket_size': bucket_size,
- 'buckets': endbuckets}
- result_details = self.post_data('rapid_flowsizetest', result_details)
+ TestResult = TestResult + end_data['pps_rx']
+ end_data['test'] = self.test['testname']
+ end_data['environment_file'] = self.test['environment_file']
+ end_data['Flows'] = flow_number
+ end_data['Size'] = size
+ end_data['RequestedSpeed'] = RapidTest.get_pps(end_data['speed'] ,size)
+ result_details = self.post_data('rapid_flowsizetest', end_data)
else:
RapidLog.info('|{:>7}'.format(str(flow_number))+" | Speed 0 or close to 0")
self.gen_machine.stop_latency_cores()
return (var[test])
@staticmethod
- def report_result(flow_number, size, speed, pps_req_tx, pps_tx, pps_sut_tx,
- pps_rx, lat_avg, lat_perc, lat_perc_max, lat_max, tx, rx, tot_drop,
- elapsed_time,speed_prefix='', lat_avg_prefix='', lat_perc_prefix='',
- lat_max_prefix='', abs_drop_rate_prefix='', drop_rate_prefix=''):
+ def report_result(flow_number, size, data, prefix):
if flow_number < 0:
flow_number_str = '| ({:>4}) |'.format(abs(flow_number))
else:
flow_number_str = '|{:>7} |'.format(flow_number)
- if pps_req_tx is None:
+ if data['pps_req_tx'] is None:
pps_req_tx_str = '{0: >14}'.format(' NA |')
else:
- pps_req_tx_str = '{:>7.3f} Mpps |'.format(pps_req_tx)
- if pps_tx is None:
+ pps_req_tx_str = '{:>7.3f} Mpps |'.format(data['pps_req_tx'])
+ if data['pps_tx'] is None:
pps_tx_str = '{0: >14}'.format(' NA |')
else:
- pps_tx_str = '{:>7.3f} Mpps |'.format(pps_tx)
- if pps_sut_tx is None:
+ pps_tx_str = '{:>7.3f} Mpps |'.format(data['pps_tx'])
+ if data['pps_sut_tx'] is None:
pps_sut_tx_str = '{0: >14}'.format(' NA |')
else:
- pps_sut_tx_str = '{:>7.3f} Mpps |'.format(pps_sut_tx)
- if pps_rx is None:
+ pps_sut_tx_str = '{:>7.3f} Mpps |'.format(data['pps_sut_tx'])
+ if data['pps_rx'] is None:
pps_rx_str = '{0: >25}'.format('NA |')
else:
pps_rx_str = bcolors.OKBLUE + '{:>4.1f} Gb/s |{:7.3f} Mpps {}|'.format(
- RapidTest.get_speed(pps_rx,size),pps_rx,bcolors.ENDC)
- if tot_drop is None:
+ RapidTest.get_speed(data['pps_rx'],size),data['pps_rx'],bcolors.ENDC)
+ if data['abs_dropped'] is None:
tot_drop_str = ' | NA | '
else:
- tot_drop_str = ' | {:>9.0f} | '.format(tot_drop)
- if lat_perc is None:
- lat_perc_str = ' |{:^10.10}|'.format('NA')
- elif lat_perc_max == True:
- lat_perc_str = '|>{}{:>5.0f} us{} |'.format(lat_perc_prefix,
- float(lat_perc), bcolors.ENDC)
+ tot_drop_str = ' | {:>9.0f} | '.format(data['abs_dropped'])
+ if data['lat_perc'] is None:
+ lat_perc_str = '|{:^10.10}|'.format('NA')
+ elif data['lat_perc_max'] == True:
+ lat_perc_str = '|>{}{:>5.0f} us{} |'.format(prefix['lat_perc'],
+ float(data['lat_perc']), bcolors.ENDC)
else:
- lat_perc_str = '| {}{:>5.0f} us{} |'.format(lat_perc_prefix,
- float(lat_perc), bcolors.ENDC)
- if elapsed_time is None:
+ lat_perc_str = '| {}{:>5.0f} us{} |'.format(prefix['lat_perc'],
+ float(data['lat_perc']), bcolors.ENDC)
+ if data['actual_duration'] is None:
elapsed_time_str = ' NA |'
else:
- elapsed_time_str = '{:>3.0f} |'.format(elapsed_time)
- return(flow_number_str + '{:>5.1f}'.format(speed) + '% ' + speed_prefix
- + '{:>6.3f}'.format(RapidTest.get_pps(speed,size)) + ' Mpps|' +
+ elapsed_time_str = '{:>3.0f} |'.format(data['actual_duration'])
+ return(flow_number_str + '{:>5.1f}'.format(data['speed']) + '% ' + prefix['speed']
+ + '{:>6.3f}'.format(RapidTest.get_pps(data['speed'],size)) + ' Mpps|' +
pps_req_tx_str + pps_tx_str + bcolors.ENDC + pps_sut_tx_str +
- pps_rx_str + lat_avg_prefix + ' {:>6.0f}'.format(lat_avg) +
- ' us' + lat_perc_str +lat_max_prefix+'{:>6.0f}'.format(lat_max)
- + ' us | ' + '{:>9.0f}'.format(tx) + ' | {:>9.0f}'.format(rx) +
- ' | '+ abs_drop_rate_prefix+ '{:>9.0f}'.format(tx-rx) +
- tot_drop_str +drop_rate_prefix +
- '{:>5.2f}'.format(100*old_div(float(tx-rx),tx)) + bcolors.ENDC +
+ pps_rx_str + prefix['lat_avg'] + ' {:>6.0f}'.format(data['lat_avg']) +
+ ' us' + lat_perc_str +prefix['lat_max']+'{:>6.0f}'.format(data['lat_max'])
+ + ' us | ' + '{:>9.0f}'.format(data['abs_tx']) + ' | {:>9.0f}'.format(data['abs_rx']) +
+ ' | '+ prefix['abs_drop_rate']+ '{:>9.0f}'.format(data['abs_tx']-data['abs_rx']) +
+ tot_drop_str + prefix['drop_rate'] +
+ '{:>5.2f}'.format(100*old_div(float(data['abs_tx']-data['abs_rx']),data['abs_tx'])) + bcolors.ENDC +
' |' + elapsed_time_str)
-
+
def run_iteration(self, requested_duration, flow_number, size, speed):
BUCKET_SIZE_EXP = self.gen_machine.bucket_size_exp
LAT_PERCENTILE = self.test['lat_percentile']
- r = 0;
+ iteration_data= {}
+ time_loop_data= {}
+ iteration_data['r'] = 0;
sleep_time = 2
- while (r < self.test['maxr']):
+ while (iteration_data['r'] < self.test['maxr']):
self.gen_machine.start_latency_cores()
time.sleep(sleep_time)
# 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
self.gen_machine.set_generator_speed(speed)
if self.background_machines:
self.set_background_speed(self.background_machines, speed)
+ iteration_data['speed'] = time_loop_data['speed'] = speed
time.sleep(2) ## Needs to be 2 seconds since this 1 sec is the time that PROX uses to refresh the stats. Note that this can be changed in PROX!! Don't do it.
start_bg_gen_stats = []
for bg_gen_machine in self.background_machines:
t2_sut_rx, t2_sut_non_dp_rx, t2_sut_tx, t2_sut_non_dp_tx, t2_sut_drop, t2_sut_tx_fail, t2_sut_tsc, sut_tsc_hz = self.sut_machine.core_stats()
t2_rx, t2_non_dp_rx, t2_tx, t2_non_dp_tx, t2_drop, t2_tx_fail, t2_tsc, tsc_hz = self.gen_machine.core_stats()
tx = t2_tx - t1_tx
- dp_tx = tx - (t2_non_dp_tx - t1_non_dp_tx )
- dp_rx = t2_rx - t1_rx - (t2_non_dp_rx - t1_non_dp_rx)
- tot_dp_drop = dp_tx - dp_rx
+ iteration_data['abs_tx'] = tx - (t2_non_dp_tx - t1_non_dp_tx )
+ iteration_data['abs_rx'] = t2_rx - t1_rx - (t2_non_dp_rx - t1_non_dp_rx)
+ iteration_data['abs_dropped'] = iteration_data['abs_tx'] - iteration_data['abs_rx']
if tx == 0:
RapidLog.critical("TX = 0. Test interrupted since no packet has been sent.")
- if dp_tx == 0:
+ if iteration_data['abs_tx'] == 0:
RapidLog.critical("Only non-dataplane packets (e.g. ARP) sent. Test interrupted since no packet has been sent.")
# Ask PROX to calibrate the bucket size once we have a PROX function to do this.
# Measure latency statistics per second
- lat_min, lat_max, lat_avg, used_avg, t2_lat_tsc, lat_hz, buckets = self.gen_machine.lat_stats()
- lat_samples = sum(buckets)
+ iteration_data.update(self.gen_machine.lat_stats())
+ t2_lat_tsc = iteration_data['lat_tsc']
sample_count = 0
- for sample_percentile, bucket in enumerate(buckets,start=1):
+ for sample_percentile, bucket in enumerate(iteration_data['buckets'],start=1):
sample_count += bucket
- if sample_count > (lat_samples * LAT_PERCENTILE):
+ if sample_count > sum(iteration_data['buckets']) * LAT_PERCENTILE:
break
- percentile_max = (sample_percentile == len(buckets))
- sample_percentile = sample_percentile * float(2 ** BUCKET_SIZE_EXP) / (old_div(float(lat_hz),float(10**6)))
+ iteration_data['lat_perc_max'] = (sample_percentile == len(iteration_data['buckets']))
+ iteration_data['bucket_size'] = float(2 ** BUCKET_SIZE_EXP) / (old_div(float(iteration_data['lat_hz']),float(10**6)))
+ time_loop_data['bucket_size'] = iteration_data['bucket_size']
+ iteration_data['lat_perc'] = sample_percentile * iteration_data['bucket_size']
if self.test['test'] == 'fixed_rate':
- RapidLog.info(self.report_result(flow_number,size,speed,None,None,None,None,lat_avg,sample_percentile,percentile_max,lat_max, dp_tx, dp_rx , None, None))
+ iteration_data['pps_req_tx'] = None
+ iteration_data['pps_tx'] = None
+ iteration_data['pps_sut_tx'] = None
+ iteration_data['pps_rx'] = None
+ iteration_data['lat_perc'] = None
+ iteration_data['actual_duration'] = None
+ iteration_prefix = {'speed' : '',
+ 'lat_avg' : '',
+ 'lat_perc' : '',
+ 'lat_max' : '',
+ 'abs_drop_rate' : '',
+ 'drop_rate' : ''}
+ RapidLog.info(self.report_result(flow_number, size,
+ iteration_data, iteration_prefix ))
tot_rx = tot_non_dp_rx = tot_tx = tot_non_dp_tx = tot_drop = 0
- lat_avg = used_avg = 0
- buckets_total = buckets
- tot_lat_samples = sum(buckets)
+ iteration_data['lat_avg'] = iteration_data['lat_used'] = 0
tot_lat_measurement_duration = float(0)
- tot_core_measurement_duration = float(0)
+ iteration_data['actual_duration'] = float(0)
tot_sut_core_measurement_duration = float(0)
tot_sut_rx = tot_sut_non_dp_rx = tot_sut_tx = tot_sut_non_dp_tx = tot_sut_drop = tot_sut_tx_fail = tot_sut_tsc = 0
lat_avail = core_avail = sut_avail = False
- while (tot_core_measurement_duration - float(requested_duration) <= 0.1) or (tot_lat_measurement_duration - float(requested_duration) <= 0.1):
+ while (iteration_data['actual_duration'] - float(requested_duration) <= 0.1) or (tot_lat_measurement_duration - float(requested_duration) <= 0.1):
time.sleep(0.5)
- lat_min_sample, lat_max_sample, lat_avg_sample, used_sample, t3_lat_tsc, lat_hz, buckets = self.gen_machine.lat_stats()
+ time_loop_data.update(self.gen_machine.lat_stats())
# Get statistics after some execution time
- if t3_lat_tsc != t2_lat_tsc:
- single_lat_measurement_duration = (t3_lat_tsc - t2_lat_tsc) * 1.0 / lat_hz # time difference between the 2 measurements, expressed in seconds.
+ if time_loop_data['lat_tsc'] != t2_lat_tsc:
+ single_lat_measurement_duration = (time_loop_data['lat_tsc'] - t2_lat_tsc) * 1.0 / time_loop_data['lat_hz'] # time difference between the 2 measurements, expressed in seconds.
# A second has passed in between to lat_stats requests. Hence we need to process the results
tot_lat_measurement_duration = tot_lat_measurement_duration + single_lat_measurement_duration
- if lat_min > lat_min_sample:
- lat_min = lat_min_sample
- if lat_max < lat_max_sample:
- lat_max = lat_max_sample
- lat_avg = lat_avg + lat_avg_sample * single_lat_measurement_duration # Sometimes, There is more than 1 second between 2 lat_stats. Hence we will take the latest measurement
- used_avg = used_avg + used_sample * single_lat_measurement_duration # and give it more weigth.
- lat_samples = sum(buckets)
- tot_lat_samples += lat_samples
+ if iteration_data['lat_min'] > time_loop_data['lat_min']:
+ iteration_data['lat_min'] = time_loop_data['lat_min']
+ if iteration_data['lat_max'] < time_loop_data['lat_max']:
+ iteration_data['lat_max'] = time_loop_data['lat_max']
+ iteration_data['lat_avg'] = iteration_data['lat_avg'] + time_loop_data['lat_avg'] * single_lat_measurement_duration # Sometimes, There is more than 1 second between 2 lat_stats. Hence we will take the latest measurement
+ iteration_data['lat_used'] = iteration_data['lat_used'] + time_loop_data['lat_used'] * single_lat_measurement_duration # and give it more weigth.
sample_count = 0
- for sample_percentile, bucket in enumerate(buckets,start=1):
+ for sample_percentile, bucket in enumerate(time_loop_data['buckets'],start=1):
sample_count += bucket
- if sample_count > lat_samples * LAT_PERCENTILE:
+ if sample_count > sum(time_loop_data['buckets']) * LAT_PERCENTILE:
break
- percentile_max = (sample_percentile == len(buckets))
- bucket_size = float(2 ** BUCKET_SIZE_EXP) / (old_div(float(lat_hz),float(10**6)))
- sample_percentile = sample_percentile * bucket_size
- buckets_total = [buckets_total[i] + buckets[i] for i in range(len(buckets_total))]
- t2_lat_tsc = t3_lat_tsc
+ time_loop_data['lat_perc_max'] = (sample_percentile == len(time_loop_data['buckets']))
+ time_loop_data['lat_perc'] = sample_percentile * iteration_data['bucket_size']
+ iteration_data['buckets'] = [iteration_data['buckets'][i] + time_loop_data['buckets'][i] for i in range(len(iteration_data['buckets']))]
+ t2_lat_tsc = time_loop_data['lat_tsc']
lat_avail = True
t3_rx, t3_non_dp_rx, t3_tx, t3_non_dp_tx, t3_drop, t3_tx_fail, t3_tsc, tsc_hz = self.gen_machine.core_stats()
if t3_tsc != t2_tsc:
- single_core_measurement_duration = (t3_tsc - t2_tsc) * 1.0 / tsc_hz # time difference between the 2 measurements, expressed in seconds.
- tot_core_measurement_duration = tot_core_measurement_duration + single_core_measurement_duration
+ time_loop_data['actual_duration'] = (t3_tsc - t2_tsc) * 1.0 / tsc_hz # time difference between the 2 measurements, expressed in seconds.
+ iteration_data['actual_duration'] = iteration_data['actual_duration'] + time_loop_data['actual_duration']
delta_rx = t3_rx - t2_rx
tot_rx += delta_rx
delta_non_dp_rx = t3_non_dp_rx - t2_non_dp_rx
tot_non_dp_tx += delta_non_dp_tx
delta_dp_tx = delta_tx -delta_non_dp_tx
delta_dp_rx = delta_rx -delta_non_dp_rx
- delta_dp_drop = delta_dp_tx - delta_dp_rx
- tot_dp_drop += delta_dp_drop
+ time_loop_data['abs_dropped'] = delta_dp_tx - delta_dp_rx
+ iteration_data['abs_dropped'] += time_loop_data['abs_dropped']
delta_drop = t3_drop - t2_drop
tot_drop += delta_drop
t2_rx, t2_non_dp_rx, t2_tx, t2_non_dp_tx, t2_drop, t2_tx_fail, t2_tsc = t3_rx, t3_non_dp_rx, t3_tx, t3_non_dp_tx, t3_drop, t3_tx_fail, t3_tsc
if self.test['test'] == 'fixed_rate':
if lat_avail == core_avail == True:
lat_avail = core_avail = False
- pps_req_tx = (delta_tx + delta_drop - delta_rx)/single_core_measurement_duration/1000000
- pps_tx = delta_tx/single_core_measurement_duration/1000000
+ time_loop_data['pps_req_tx'] = (delta_tx + delta_drop - delta_rx)/time_loop_data['actual_duration']/1000000
+ time_loop_data['pps_tx'] = delta_tx/time_loop_data['actual_duration']/1000000
if self.sut_machine != None and sut_avail:
- pps_sut_tx = delta_sut_tx/single_sut_core_measurement_duration/1000000
+ time_loop_data['pps_sut_tx'] = delta_sut_tx/single_sut_core_measurement_duration/1000000
sut_avail = False
else:
- pps_sut_tx = None
- pps_rx = delta_rx/single_core_measurement_duration/1000000
- RapidLog.info(self.report_result(flow_number, size,
- speed, pps_req_tx, pps_tx, pps_sut_tx, pps_rx,
- lat_avg_sample, sample_percentile, percentile_max,
- lat_max_sample, delta_dp_tx, delta_dp_rx,
- tot_dp_drop, single_core_measurement_duration))
- variables = {
- 'Flows': flow_number,
- 'Size': size,
- 'RequestedSpeed': self.get_pps(speed,size),
- 'CoreGenerated': pps_req_tx,
- 'SentByNIC': pps_tx,
- 'FwdBySUT': pps_sut_tx,
- 'RevByCore': pps_rx,
- 'AvgLatency': lat_avg_sample,
- 'PCTLatency': sample_percentile,
- 'MaxLatency': lat_max_sample,
- 'PacketsSent': delta_dp_tx,
- 'PacketsReceived': delta_dp_rx,
- 'PacketsLost': tot_dp_drop,
- 'bucket_size': bucket_size,
- 'buckets': buckets}
-
- self.post_data('rapid_flowsizetest', variables)
+ time_loop_data['pps_sut_tx'] = None
+ time_loop_data['pps_rx'] = delta_rx/time_loop_data['actual_duration']/1000000
+ time_loop_data['abs_tx'] = delta_dp_tx
+ time_loop_data['abs_rx'] = delta_dp_rx
+ time_loop_prefix = {'speed' : '',
+ 'lat_avg' : '',
+ 'lat_perc' : '',
+ 'lat_max' : '',
+ 'abs_drop_rate' : '',
+ 'drop_rate' : ''}
+ RapidLog.info(self.report_result(flow_number, size, time_loop_data,
+ time_loop_prefix))
+ time_loop_data['test'] = self.test['testname']
+ time_loop_data['environment_file'] = self.test['environment_file']
+ time_loop_data['Flows'] = flow_number
+ time_loop_data['Size'] = size
+ time_loop_data['RequestedSpeed'] = RapidTest.get_pps(speed, size)
+ _ = self.post_data('rapid_flowsizetest', time_loop_data)
end_bg_gen_stats = []
for bg_gen_machine in self.background_machines:
bg_rx, bg_non_dp_rx, bg_tx, bg_non_dp_tx, _, _, bg_tsc, bg_hz = bg_gen_machine.core_stats()
"bg_hz" : bg_hz
}
end_bg_gen_stats.append(dict(bg_gen_stat))
+ if self.background_machines:
+ self.stop_background_traffic(self.background_machines)
i = 0
bg_rates =[]
while i < len(end_bg_gen_stats):
start_bg_gen_stats[i]['bg_tsc']) * 1.0 / end_bg_gen_stats[i]['bg_hz']))
i += 1
if len(bg_rates):
- avg_bg_rate = sum(bg_rates) / len(bg_rates)
- RapidLog.debug('Average Background traffic rate: {:>7.3f} Mpps'.format(avg_bg_rate))
+ iteration_data['avg_bg_rate'] = sum(bg_rates) / len(bg_rates)
+ RapidLog.debug('Average Background traffic rate: {:>7.3f} Mpps'.format(iteration_data['avg_bg_rate']))
else:
- avg_bg_rate = None
+ iteration_data['avg_bg_rate'] = None
#Stop generating
self.gen_machine.stop_gen_cores()
- r += 1
- lat_avg = old_div(lat_avg, float(tot_lat_measurement_duration))
- used_avg = old_div(used_avg, float(tot_lat_measurement_duration))
+ iteration_data['r'] += 1
+ iteration_data['lat_avg'] = old_div(iteration_data['lat_avg'], float(tot_lat_measurement_duration))
+ iteration_data['lat_used'] = old_div(iteration_data['lat_used'], float(tot_lat_measurement_duration))
t4_tsc = t2_tsc
while t4_tsc == t2_tsc:
t4_rx, t4_non_dp_rx, t4_tx, t4_non_dp_tx, t4_drop, t4_tx_fail, t4_tsc, abs_tsc_hz = self.gen_machine.core_stats()
if self.test['test'] == 'fixed_rate':
- t4_lat_tsc = t2_lat_tsc
- while t4_lat_tsc == t2_lat_tsc:
- lat_min_sample, lat_max_sample, lat_avg_sample, used_sample, t4_lat_tsc, lat_hz, buckets = self.gen_machine.lat_stats()
+ iteration_data['lat_tsc'] = t2_lat_tsc
+ while iteration_data['lat_tsc'] == t2_lat_tsc:
+ iteration_data.update(self.gen_machine.lat_stats())
sample_count = 0
- lat_samples = sum(buckets)
- for percentile, bucket in enumerate(buckets,start=1):
+ for percentile, bucket in enumerate(iteration_data['buckets'],start=1):
sample_count += bucket
- if sample_count > lat_samples * LAT_PERCENTILE:
+ if sample_count > sum(iteration_data['buckets']) * LAT_PERCENTILE:
break
- percentile_max = (percentile == len(buckets))
- percentile = percentile * bucket_size
- lat_max = lat_max_sample
- lat_avg = lat_avg_sample
+ iteration_data['lat_perc_max'] = (percentile == len(iteration_data['buckets']))
+ iteration_data['lat_perc'] = percentile * iteration_data['bucket_size']
delta_rx = t4_rx - t2_rx
delta_non_dp_rx = t4_non_dp_rx - t2_non_dp_rx
delta_tx = t4_tx - t2_tx
delta_non_dp_tx = t4_non_dp_tx - t2_non_dp_tx
delta_dp_tx = delta_tx -delta_non_dp_tx
delta_dp_rx = delta_rx -delta_non_dp_rx
- dp_tx = delta_dp_tx
- dp_rx = delta_dp_rx
- tot_dp_drop += delta_dp_tx - delta_dp_rx
- pps_req_tx = None
- pps_tx = None
- pps_sut_tx = None
- pps_rx = None
- drop_rate = 100.0*(dp_tx-dp_rx)/dp_tx
- tot_core_measurement_duration = None
+ iteration_data['abs_tx'] = delta_dp_tx
+ iteration_data['abs_rx'] = delta_dp_rx
+ iteration_data['abs_dropped'] += delta_dp_tx - delta_dp_rx
+ iteration_data['pps_req_tx'] = None
+ iteration_data['pps_tx'] = None
+ iteration_data['pps_sut_tx'] = None
+ iteration_data['drop_rate'] = 100.0*(iteration_data['abs_tx']-iteration_data['abs_rx'])/iteration_data['abs_tx']
+ iteration_data['actual_duration'] = None
break ## Not really needed since the while loop will stop when evaluating the value of r
else:
sample_count = 0
- buckets = buckets_total
- for percentile, bucket in enumerate(buckets_total,start=1):
+ for percentile, bucket in enumerate(iteration_data['buckets'],start=1):
sample_count += bucket
- if sample_count > tot_lat_samples * LAT_PERCENTILE:
+ if sample_count > sum(iteration_data['buckets']) * LAT_PERCENTILE:
break
- percentile_max = (percentile == len(buckets_total))
- percentile = percentile * bucket_size
- pps_req_tx = (tot_tx + tot_drop - tot_rx)/tot_core_measurement_duration/1000000.0 # tot_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
- pps_tx = tot_tx/tot_core_measurement_duration/1000000.0 # tot_tx is all generated packets actually accepted by the interface
- pps_rx = tot_rx/tot_core_measurement_duration/1000000.0 # tot_rx is all packets received by the nop task = all packets received in the gen VM
+ iteration_data['lat_perc_max'] = (percentile == len(iteration_data['buckets']))
+ iteration_data['lat_perc'] = percentile * iteration_data['bucket_size']
+ iteration_data['pps_req_tx'] = (tot_tx + tot_drop - tot_rx)/iteration_data['actual_duration']/1000000.0 # tot_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
+ iteration_data['pps_tx'] = tot_tx/iteration_data['actual_duration']/1000000.0 # tot_tx is all generated packets actually accepted by the interface
+ iteration_data['pps_rx'] = tot_rx/iteration_data['actual_duration']/1000000.0 # tot_rx is all packets received by the nop task = all packets received in the gen VM
if self.sut_machine != None and sut_avail:
- pps_sut_tx = tot_sut_tx / tot_sut_core_measurement_duration / 1000000.0
+ iteration_data['pps_sut_tx'] = tot_sut_tx / tot_sut_core_measurement_duration / 1000000.0
else:
- pps_sut_tx = None
- dp_tx = (t4_tx - t1_tx) - (t4_non_dp_tx - t1_non_dp_tx)
- dp_rx = (t4_rx - t1_rx) - (t4_non_dp_rx - t1_non_dp_rx)
- tot_dp_drop = dp_tx - dp_rx
- drop_rate = 100.0*tot_dp_drop/dp_tx
- if ((drop_rate < self.test['drop_rate_threshold']) or (tot_dp_drop == self.test['drop_rate_threshold'] ==0) or (tot_dp_drop > self.test['maxz'])):
+ iteration_data['pps_sut_tx'] = None
+ iteration_data['abs_tx'] = (t4_tx - t1_tx) - (t4_non_dp_tx - t1_non_dp_tx)
+ iteration_data['abs_rx'] = (t4_rx - t1_rx) - (t4_non_dp_rx - t1_non_dp_rx)
+ iteration_data['abs_dropped'] = iteration_data['abs_tx'] - iteration_data['abs_rx']
+ iteration_data['drop_rate'] = 100.0*iteration_data['abs_dropped']/iteration_data['abs_tx']
+ if ((iteration_data['drop_rate'] < self.test['drop_rate_threshold']) or (iteration_data['abs_dropped'] == self.test['drop_rate_threshold'] ==0) or (iteration_data['abs_dropped'] > self.test['maxz'])):
break
self.gen_machine.stop_latency_cores()
- return(pps_req_tx,pps_tx,pps_sut_tx,pps_rx,lat_avg,percentile,percentile_max,lat_max,dp_tx,dp_rx,tot_dp_drop,(t4_tx_fail - t1_tx_fail),drop_rate,lat_min,used_avg,r,tot_core_measurement_duration,avg_bg_rate,bucket_size,buckets)
+ iteration_data['abs_tx_fail'] = t4_tx_fail - t1_tx_fail
+ return (iteration_data)