diff options
Diffstat (limited to 'resources/libraries')
| -rw-r--r-- | resources/libraries/python/TrafficGenerator.py | 83 | ||||
| -rw-r--r-- | resources/libraries/robot/performance/performance_utils.robot | 145 |
2 files changed, 138 insertions, 90 deletions
diff --git a/resources/libraries/python/TrafficGenerator.py b/resources/libraries/python/TrafficGenerator.py index 2e59459773..f6020299c5 100644 --- a/resources/libraries/python/TrafficGenerator.py +++ b/resources/libraries/python/TrafficGenerator.py @@ -428,7 +428,7 @@ class TrafficGenerator(AbstractMeasurer): def trex_stl_start_remote_exec( self, duration, rate, frame_size, traffic_profile, async_call=False, - latency=True, warmup_time=5.0, unidirection=False, tx_port=0, + latency=True, warmup_time=5.0, traffic_directions=2, tx_port=0, rx_port=1): """Execute script on remote node over ssh to start traffic. @@ -440,7 +440,8 @@ class TrafficGenerator(AbstractMeasurer): :param async_call: If enabled then don't wait for all incomming trafic. :param latency: With latency measurement. :param warmup_time: Warmup time period. - :param unidirection: Traffic is unidirectional. Default: False + :param traffic_directions: Traffic is bi- (2) or uni- (1) directional. + Default: 2 :param tx_port: Traffic generator transmit port for first flow. Default: 0 :param rx_port: Traffic generator receive port for first flow. @@ -452,7 +453,7 @@ class TrafficGenerator(AbstractMeasurer): :type async_call: bool :type latency: bool :type warmup_time: float - :type unidirection: bool + :type traffic_directions: int :type tx_port: int :type rx_port: int :raises RuntimeError: In case of TG driver issue. @@ -472,17 +473,16 @@ class TrafficGenerator(AbstractMeasurer): "sh -c '{tool}/resources/tools/trex/trex_stateless_profile.py" " --profile {prof}/resources/traffic_profiles/trex/{traffic}.py" " --duration {duration!r} --frame_size {frame_size} --rate {rate!r}" - " --warmup_time {warmup!r} --port_0 {p_0} --port_1 {p_1}").format( + " --warmup_time {warmup!r} --port_0 {p_0} --port_1 {p_1}" + " --traffic_directions {dirs}").format( tool=Constants.REMOTE_FW_DIR, prof=Constants.REMOTE_FW_DIR, traffic=traffic_profile, duration=duration, frame_size=frame_size, rate=rate, warmup=warmup_time, p_0=p_0, - p_1=p_1) + p_1=p_1, dirs=traffic_directions) if async_call: command += " --async" if latency: command += " --latency" - if unidirection: - command += " --unidirection" command += "'" stdout, _ = exec_cmd_no_error( @@ -514,7 +514,7 @@ class TrafficGenerator(AbstractMeasurer): def send_traffic_on_tg( self, duration, rate, frame_size, traffic_profile, warmup_time=5, - async_call=False, latency=True, unidirection=False, tx_port=0, + async_call=False, latency=True, traffic_directions=2, tx_port=0, rx_port=1): """Send traffic from all configured interfaces on TG. @@ -540,7 +540,8 @@ class TrafficGenerator(AbstractMeasurer): :param warmup_time: Warmup phase in seconds. :param async_call: Async mode. :param latency: With latency measurement. - :param unidirection: Traffic is unidirectional. Default: False + :param traffic_directions: Traffic is bi- (2) or uni- (1) directional. + Default: 2 :param tx_port: Traffic generator transmit port for first flow. Default: 0 :param rx_port: Traffic generator receive port for first flow. @@ -552,7 +553,7 @@ class TrafficGenerator(AbstractMeasurer): :type warmup_time: float :type async_call: bool :type latency: bool - :type unidirection: bool + :type traffic_directions: int :type tx_port: int :type rx_port: int :returns: TG output. @@ -565,7 +566,7 @@ class TrafficGenerator(AbstractMeasurer): if subtype == NodeSubTypeTG.TREX: self.trex_stl_start_remote_exec( duration, rate, frame_size, traffic_profile, async_call, - latency, warmup_time, unidirection, tx_port, rx_port) + latency, warmup_time, traffic_directions, tx_port, rx_port) return self._result @@ -617,20 +618,24 @@ class TrafficGenerator(AbstractMeasurer): loss, loss_acceptance)) def set_rate_provider_defaults(self, frame_size, traffic_profile, - warmup_time=0.0): + warmup_time=0.0, traffic_directions=2): """Store values accessed by measure(). :param frame_size: Frame size identifier or value [B]. :param traffic_profile: Module name as a traffic profile identifier. See resources/traffic_profiles/trex for implemented modules. :param warmup_time: Traffic duration before measurement starts [s]. + :param traffic_directions: Traffic is bi- (2) or uni- (1) directional. + Default: 2 :type frame_size: str or int :type traffic_profile: str :type warmup_time: float + :type traffic_directions: int """ self.frame_size = frame_size self.traffic_profile = str(traffic_profile) self.warmup_time = float(warmup_time) + self.traffic_directions = traffic_directions def get_measurement_result(self, duration=None, transmit_rate=None): """Return the result of last measurement as ReceiveRateMeasurement. @@ -653,8 +658,7 @@ class TrafficGenerator(AbstractMeasurer): duration = time.time() - self._start_time self._start_time = None if transmit_rate is None: - # Assuming bi-directional traffic here. - transmit_rate = self._rate * 2.0 + transmit_rate = self._rate * (1.0 if self.uinidirection else 2.0) transmit_count = int(self.get_sent()) loss_count = int(self.get_loss()) measurement = ReceiveRateMeasurement( @@ -663,10 +667,12 @@ class TrafficGenerator(AbstractMeasurer): return measurement def measure(self, duration, transmit_rate): - """Run bi-directional measurement, parse and return results. + """Run trial measurement, parse and return aggregate results. + + Aggregate means sum over traffic directions. :param duration: Trial duration [s]. - :param transmit_rate: Target bidirectional transmit rate [pps]. + :param transmit_rate: Target aggregate transmit rate [pps]. :type duration: float :type transmit_rate: float :returns: Structure containing the result of the measurement. @@ -678,15 +684,21 @@ class TrafficGenerator(AbstractMeasurer): duration = float(duration) transmit_rate = float(transmit_rate) # TG needs target Tr per stream, but reports aggregate Tx and Dx. - unit_rate = str(transmit_rate / 2.0) + "pps" + unit_rate_int = transmit_rate / float(self.traffic_directions) + unit_rate_str = str(unit_rate_int) + "pps" self.send_traffic_on_tg( - duration, unit_rate, self.frame_size, self.traffic_profile, - warmup_time=self.warmup_time, latency=True) + duration, unit_rate_str, self.frame_size, self.traffic_profile, + warmup_time=self.warmup_time, latency=True, + traffic_directions=self.traffic_directions) return self.get_measurement_result(duration, transmit_rate) class OptimizedSearch(object): - """Class to be imported as Robot Library, containing a single keyword.""" + """Class to be imported as Robot Library, containing search keywords. + + Aside of setting up measurer and forwarding arguments, + the main business is to translate min/max rate from unidir to aggregate. + """ @staticmethod def perform_optimized_ndrpdr_search( @@ -694,15 +706,15 @@ class OptimizedSearch(object): maximum_transmit_rate, packet_loss_ratio=0.005, final_relative_width=0.005, final_trial_duration=30.0, initial_trial_duration=1.0, number_of_intermediate_phases=2, - timeout=720.0, doublings=1): + timeout=720.0, doublings=1, traffic_directions=2): """Setup initialized TG, perform optimized search, return intervals. :param frame_size: Frame size identifier or value [B]. :param traffic_profile: Module name as a traffic profile identifier. See resources/traffic_profiles/trex for implemented modules. - :param minimum_transmit_rate: Minimal bidirectional + :param minimum_transmit_rate: Minimal uni-directional target transmit rate [pps]. - :param maximum_transmit_rate: Maximal bidirectional + :param maximum_transmit_rate: Maximal uni-directional target transmit rate [pps]. :param packet_loss_ratio: Fraction of packets lost, for PDR [1]. :param final_relative_width: Final lower bound transmit rate @@ -717,6 +729,8 @@ class OptimizedSearch(object): :param doublings: How many doublings to do in external search step. Default 1 is suitable for fairly stable tests, less stable tests might get better overal duration with 2 or more. + :param traffic_directions: Traffic is bi- (2) or uni- (1) directional. + Default: 2 :type frame_size: str or int :type traffic_profile: str :type minimum_transmit_rate: float @@ -728,16 +742,20 @@ class OptimizedSearch(object): :type number_of_intermediate_phases: int :type timeout: float :type doublings: int + :type traffic_directions: int :returns: Structure containing narrowed down NDR and PDR intervals and their measurements. :rtype: NdrPdrResult :raises RuntimeError: If total duration is larger than timeout. """ + minimum_transmit_rate *= traffic_directions + maximum_transmit_rate *= traffic_directions # we need instance of TrafficGenerator instantiated by Robot Framework # to be able to use trex_stl-*() tg_instance = BuiltIn().get_library_instance( 'resources.libraries.python.TrafficGenerator') - tg_instance.set_rate_provider_defaults(frame_size, traffic_profile) + tg_instance.set_rate_provider_defaults( + frame_size, traffic_profile, traffic_directions=traffic_directions) algorithm = MultipleLossRatioSearch( measurer=tg_instance, final_trial_duration=final_trial_duration, final_relative_width=final_relative_width, @@ -752,15 +770,16 @@ class OptimizedSearch(object): def perform_soak_search( frame_size, traffic_profile, minimum_transmit_rate, maximum_transmit_rate, plr_target=1e-7, tdpt=0.1, - initial_count=50, timeout=1800.0, trace_enabled=False): + initial_count=50, timeout=1800.0, trace_enabled=False, + traffic_directions=2): """Setup initialized TG, perform soak search, return avg and stdev. :param frame_size: Frame size identifier or value [B]. :param traffic_profile: Module name as a traffic profile identifier. See resources/traffic_profiles/trex for implemented modules. - :param minimum_transmit_rate: Minimal bidirectional + :param minimum_transmit_rate: Minimal uni-directional target transmit rate [pps]. - :param maximum_transmit_rate: Maximal bidirectional + :param maximum_transmit_rate: Maximal uni-directional target transmit rate [pps]. :param plr_target: Fraction of packets lost to achieve [1]. :param tdpt: Trial duration per trial. @@ -771,6 +790,8 @@ class OptimizedSearch(object): This is needed because initial "search" phase of integrator takes significant time even without any trial results. :param timeout: The search will stop after this overall time [s]. + :param traffic_directions: Traffic is bi- (2) or uni- (1) directional. + Default: 2 :type frame_size: str or int :type traffic_profile: str :type minimum_transmit_rate: float @@ -778,12 +799,16 @@ class OptimizedSearch(object): :type plr_target: float :type initial_count: int :type timeout: float - :returns: Average and stdev of estimated bidirectional rate giving PLR. + :type traffic_directions: int + :returns: Average and stdev of estimated aggregate rate giving PLR. :rtype: 2-tuple of float """ + minimum_transmit_rate *= traffic_directions + maximum_transmit_rate *= traffic_directions tg_instance = BuiltIn().get_library_instance( 'resources.libraries.python.TrafficGenerator') - tg_instance.set_rate_provider_defaults(frame_size, traffic_profile) + tg_instance.set_rate_provider_defaults( + frame_size, traffic_profile, traffic_directions=traffic_directions) algorithm = PLRsearch( measurer=tg_instance, trial_duration_per_trial=tdpt, packet_loss_ratio_target=plr_target, diff --git a/resources/libraries/robot/performance/performance_utils.robot b/resources/libraries/robot/performance/performance_utils.robot index 8ac7155605..198147be5d 100644 --- a/resources/libraries/robot/performance/performance_utils.robot +++ b/resources/libraries/robot/performance/performance_utils.robot @@ -36,7 +36,7 @@ | | ... | Display findings as a formatted test message. | | ... | Fail if a resulting lower bound has too high loss fraction. | | ... | Input rates are understood as uni-directional, -| | ... | reported result contains bi-directional rates. +| | ... | reported result contains aggregate rates. | | ... | Currently, the min_rate value is hardcoded to match test teardowns. | | ... | | ... | TODO: Should the trial duration of the additional @@ -59,24 +59,27 @@ | | ... | - intermediate phases - Number of intermediate phases [1]. Type: int | | ... | - timeout - Fail if search duration is longer [s]. Type: float | | ... | - doublings - How many doublings to do when expanding [1]. Type: int +| | ... | - traffic_directions - Bi- (2) or uni- (1) directional traffic. +| | ... | Type: int | | ... | | ... | *Example:* | | ... | | ... | \| Find NDR and PDR intervals using optimized search \| \${0.005} \ -| | ... | \| \${0.005} \| \${30.0} \| \${1.0} \| \${2} \| ${600.0} \| ${2} \| +| | ... | \| \${0.005} \| \${30.0} \| \${1.0} \| \${2} \| \${600.0} \| \${2} \ +| | ... | \| \${2} \| | | ... | | [Arguments] | ${packet_loss_ratio}=${0.005} | | ... | ${final_relative_width}=${0.005} | ${final_trial_duration}=${30.0} | | ... | ${initial_trial_duration}=${1.0} | | ... | ${number_of_intermediate_phases}=${2} | ${timeout}=${720.0} -| | ... | ${doublings}=${2} +| | ... | ${doublings}=${2} | ${traffic_directions}=${2} | | ... | | ${result} = | Perform optimized ndrpdr search | ${frame_size} -| | ... | ${traffic_profile} | ${20000} | ${max_rate*2} +| | ... | ${traffic_profile} | ${10000} | ${max_rate} | | ... | ${packet_loss_ratio} | ${final_relative_width} | | ... | ${final_trial_duration} | ${initial_trial_duration} | | ... | ${number_of_intermediate_phases} | timeout=${timeout} -| | ... | doublings=${doublings} +| | ... | doublings=${doublings} | traffic_directions=${traffic_directions} | | Display result of NDRPDR search | ${result} | | Check NDRPDR interval validity | ${result.pdr_interval} | | ... | ${packet_loss_ratio} @@ -106,9 +109,8 @@ | Find Throughput Using MLRsearch | | [Documentation] | | ... | Find and return lower bound PDR (zero PLR by default) -| | ... | bi-directional throughput using MLRsearch algorithm. -| | ... | Input rates are understood as uni-directional, -| | ... | reported result contains bi-directional rates. +| | ... | aggregate throughput using MLRsearch algorithm. +| | ... | Input rates are understood as uni-directional. | | ... | Currently, the min_rate value is hardcoded to match test teardowns. | | ... | | ... | TODO: Should the trial duration of the additional @@ -131,6 +133,8 @@ | | ... | - intermediate phases - Number of intermediate phases [1]. Type: int | | ... | - timeout - Fail if search duration is longer [s]. Type: float | | ... | - doublings - How many doublings to do when expanding [1]. Type: int +| | ... | - traffic_directions - Bi- (2) or uni- (1) directional traffic. +| | ... | Type: int | | ... | | ... | *Returns:* | | ... | - Lower bound for bi-directional throughput at given PLR. Type: float @@ -138,20 +142,21 @@ | | ... | *Example:* | | ... | | ... | \| \${throughpt}= \| Find Throughput Using MLRsearch \| \${0} \ -| | ... | \| \${0.001} \| \${10.0}\| \${1.0} \| \${1} \| ${720.0} \| ${2} \| +| | ... | \| \${0.001} \| \${10.0}\| \${1.0} \| \${1} \| \${720.0} \| \${2} \ +| | ... | \| \${2} \| | | ... | | [Arguments] | ${packet_loss_ratio}=${0.0} | | ... | ${final_relative_width}=${0.001} | ${final_trial_duration}=${10.0} | | ... | ${initial_trial_duration}=${1.0} | | ... | ${number_of_intermediate_phases}=${1} | ${timeout}=${720.0} -| | ... | ${doublings}=${2} +| | ... | ${doublings}=${2} | ${traffic_directions}=${2} | | ... | | ${result} = | Perform optimized ndrpdr search | ${frame_size} -| | ... | ${traffic_profile} | ${20000} | ${max_rate*2} +| | ... | ${traffic_profile} | ${10000} | ${max_rate} | | ... | ${packet_loss_ratio} | ${final_relative_width} | | ... | ${final_trial_duration} | ${initial_trial_duration} | | ... | ${number_of_intermediate_phases} | timeout=${timeout} -| | ... | doublings=${doublings} +| | ... | doublings=${doublings} | traffic_directions=${traffic_directions} | | Return From Keyword | ${result.pdr_interval.measured_low.transmit_rate} | Find critical load using PLRsearch @@ -161,7 +166,7 @@ | | ... | Display results as formatted test message. | | ... | Fail if computed lower bound is below minimal rate. | | ... | Input rates are understood as uni-directional, -| | ... | reported result contains bi-directional rates. +| | ... | reported result contains aggregate rates. | | ... | Currently, the min_rate value is hardcoded to match test teardowns. | | ... | Some inputs are read from variables to streamline suites. | | ... @@ -175,31 +180,36 @@ | | ... | *Arguments:* | | ... | - packet_loss_ratio - Accepted loss during search. Type: float | | ... | - timeout - Stop when search duration is longer [s]. Type: float +| | ... | - traffic_directions - Bi- (2) or uni- (1) directional traffic. +| | ... | Type: int | | ... | | ... | *Example:* | | ... -| | ... | \| Find critical load using PLR search \| \${1e-7} \| \${120} \| +| | ... | \| Find critical load using PLR search \| \${1e-7} \| \${120} \ +| | ... | \| \${2} \| | | ... | | [Arguments] | ${packet_loss_ratio}=${1e-7} | ${timeout}=${1800.0} +| | ... | ${traffic_directions}=${2} | | ... -| | ${min_rate} = | Set Variable | ${20000} +| | ${min_rate} = | Set Variable | ${10000} | | ${average} | ${stdev} = | Perform soak search | ${frame_size} -| | ... | ${traffic_profile} | ${min_rate} | ${max_rate*2} +| | ... | ${traffic_profile} | ${min_rate} | ${max_rate} | | ... | ${packet_loss_ratio} | timeout=${timeout} +| | ... | traffic_directions=${traffic_directions} | | ${lower} | ${upper} = | Display result of soak search | | ... | ${average} | ${stdev} | | Should Not Be True | ${lower} < ${min_rate} -| | ... | Lower bound ${lower} is below bidirectional minimum ${min_rate}. +| | ... | Lower bound ${lower} is below unidirectional minimum ${min_rate}. | Display single bound | | [Documentation] | | ... | Display one bound of NDR+PDR search, | | ... | in packet per seconds (total and per stream) -| | ... | and Gbps total bandwidth with untagged packet. +| | ... | and Gbps total bandwidth (for initial packet size). | | ... | Througput is calculated as: -| | ... | Measured rate per stream * Total number of streams +| | ... | Sum of measured rates over streams | | ... | Bandwidth is calculated as: -| | ... | (Throughput * (L2 Frame Size + IPG) * 8) / Max bitrate of NIC +| | ... | (Throughput * (L2 Frame Size + IPG) * 8) | | ... | The given result should contain latency data as well. | | ... | | ... | *Arguments:* @@ -217,7 +227,7 @@ | | ... | | ${bandwidth_total} = | Evaluate | ${rate_total} * (${frame_size}+20)*8 / 1e9 | | Set Test Message | ${\n}${text}: ${rate_total} pps, | append=yes -| | Set Test Message | ${bandwidth_total} Gbps (untagged) | append=yes +| | Set Test Message | ${bandwidth_total} Gbps (initial) | append=yes | | Return From Keyword If | not """${latency}""" | | Set Test Message | ${\n}LATENCY usec [min/avg/max] per stream: ${latency} | | ... | append=yes @@ -225,12 +235,12 @@ | Display result of NDRPDR search | | [Documentation] | | ... | Display result of NDR+PDR search, both quantities, both bounds, -| | ... | in packet per seconds (total and per stream) -| | ... | and Gbps total bandwidth with untagged packet. +| | ... | aggregate in packet per seconds +| | ... | and Gbps total bandwidth (for initial packet size). | | ... | Througput is calculated as: -| | ... | Measured rate per stream * Total number of streams +| | ... | Sum of measured rate over streams | | ... | Bandwidth is calculated as: -| | ... | (Throughput * (L2 Frame Size + IPG) * 8) / Max bitrate of NIC +| | ... | (Throughput * (L2 Frame Size + IPG) * 8) | | ... | The given result should contain latency data as well. | | ... | | ... | *Test (or broader scope) variables read:* @@ -259,12 +269,12 @@ | Display result of soak search | | [Documentation] | | ... | Display result of soak search, avg+-stdev, as upper/lower bounds, -| | ... | in packet per seconds (total and per stream) -| | ... | and Gbps total bandwidth with untagged packet. +| | ... | in aggregate packets per seconds +| | ... | and Gbps total bandwidth (for initial packet size). | | ... | Througput is calculated as: -| | ... | Measured rate per stream * Total number of streams +| | ... | Sum of measured rates over streams | | ... | Bandwidth is calculated as: -| | ... | (Throughput * (L2 Frame Size + IPG) * 8) / Max bitrate of NIC +| | ... | (Throughput * (L2 Frame Size + IPG) * 8) | | ... | TODO: Do we want to report some latency data, | | ... | even if not measured at the reported bounds?. | | ... @@ -288,8 +298,8 @@ | | ${stdev} = | Convert To Number | ${stdev} | | ${lower} = | Evaluate | ${avg} - ${stdev} | | ${upper} = | Evaluate | ${avg} + ${stdev} -| | Display single bound | PLRsearch lower bound: | ${lower} | ${frame_size} -| | Display single bound | PLRsearch upper bound: | ${upper} | ${frame_size} +| | Display single bound | PLRsearch lower bound | ${lower} | ${frame_size} +| | Display single bound | PLRsearch upper bound | ${upper} | ${frame_size} | | Return From Keyword | ${lower} | ${upper} | Check NDRPDR interval validity @@ -332,18 +342,22 @@ | | ... | - result - Measured result data per stream [pps]. Type: NdrPdrResult | | ... | - frame_size - L2 Frame Size [B] or IMIX string. Type: int or str | | ... | - traffic_profile - Topology profile. Type: string +| | ... | - traffic_directions - Bi- (2) or uni- (1) directional traffic. +| | ... | Type: int | | ... | | ... | *Example:* | | ... | \| Perform additional measurements based on NDRPDR result \ -| | ... | \| \${result} \| ${64} \| 3-node-IPv4 \| +| | ... | \| \${result} \| \${64} \| 3-node-IPv4 \| \${2} \| | | ... | | [Arguments] | ${result} | ${framesize} | ${traffic_profile} +| | ... | ${traffic_directions}=${2} | | ... -| | ${duration}= | Set Variable | 2.0 -| | ${rate_per_stream}= | Evaluate -| | ... | ${result.ndr_interval.measured_low.target_tr} / 2.0 +| | ${duration}= | Set Variable | ${2.0} +| | ${rate_sum}= | Set Variable | ${result.ndr_interval.measured_low.target_tr} +| | ${rate_per_stream}= | Evaluate | ${rate_sum} / float(${traffic_directions}) | | Traffic should pass with no loss | ${duration} | ${rate_per_stream}pps | | ... | ${framesize} | ${traffic_profile} | fail_on_loss=${False} +| | ... | traffic_directions=${traffic_directions} | Traffic should pass with no loss | | [Documentation] @@ -358,17 +372,19 @@ | | ... | Type: string | | ... | - fail_on_loss - If True, the keyword fails if loss occurred. | | ... | Type: boolean +| | ... | - traffic_directions - Bi- (2) or uni- (1) directional traffic. +| | ... | Type: int | | ... | | ... | *Example:* | | ... -| | ... | \| Traffic should pass with no loss \| 10 \| 4.0mpps \| 64 \ -| | ... | \| 3-node-IPv4 \| +| | ... | \| Traffic should pass with no loss \| \${10} \| 4.0mpps \| \${64} \ +| | ... | \| 3-node-IPv4 \| \${2} \| | | ... | | [Arguments] | ${duration} | ${rate} | ${frame_size} | ${traffic_profile} -| | ... | ${fail_on_loss}=${True} +| | ... | ${fail_on_loss}=${True} | ${traffic_directions}=${2} | | ... | | Send traffic at specified rate | ${duration} | ${rate} | ${frame_size} -| | ... | ${traffic_profile} +| | ... | ${traffic_profile} | traffic_directions=${traffic_directions} | | Run Keyword If | ${fail_on_loss} | No traffic loss occurred | Traffic should pass with maximum rate @@ -388,22 +404,23 @@ | | ... | - subsamples - How many trials in this measurement. Type: int | | ... | - trial_duration - Duration of single trial [s]. Type: float | | ... | - fail_no_traffic - Whether to fail on zero receive count. Type: boolean -| | ... | - unidirection - False if traffic is bidirectional. Type: boolean +| | ... | - traffic_directions - Bi- (2) or uni- (1) directional traffic. +| | ... | Type: int | | ... | - tx_port - TX port of TG, default 0. Type: integer | | ... | - rx_port - RX port of TG, default 1. Type: integer | | ... | | ... | *Example:* | | ... -| | ... | \| Traffic should pass with maximum rate \| ${1} \| ${10.0} \ -| | ... | \| ${False} \| ${False} \| ${0} \| ${1} \| +| | ... | \| Traffic should pass with maximum rate \| \${1} \| \${10.0} \ +| | ... | \| \${False} \| \${2} \| \${0} \| \${1} \| | | ... | | [Arguments] | ${trial_duration}=${PERF_TRIAL_DURATION} | | ... | ${fail_no_traffic}=${True} | ${subsamples}=${PERF_TRIAL_MULTIPLICITY} -| | ... | ${unidirection}=${False} | ${tx_port}=${0} | ${rx_port}=${1} +| | ... | ${traffic_directions}=${2} | ${tx_port}=${0} | ${rx_port}=${1} | | ... | | ${results} = | Send traffic at specified rate | ${trial_duration} | | ... | ${max_rate}pps | ${frame_size} | ${traffic_profile} | ${subsamples} -| | ... | ${unidirection} | ${tx_port} | ${rx_port} +| | ... | ${traffic_directions} | ${tx_port} | ${rx_port} | | Set Test Message | ${\n}Maximum Receive Rate trial results | | Set Test Message | in packets per second: ${results} | | ... | append=yes @@ -424,23 +441,24 @@ | | ... | - traffic_profile - Name of module defining traffc for measurements. | | ... | Type: string | | ... | - subsamples - How many trials in this measurement. Type: int -| | ... | - unidirection - False if traffic is bidirectional. Type: boolean +| | ... | - traffic_directions - Bi- (2) or uni- (1) directional traffic. +| | ... | Type: int | | ... | - tx_port - TX port of TG, default 0. Type: integer | | ... | - rx_port - RX port of TG, default 1. Type: integer | | ... | - pkt_trace - True to enable packet trace. Type: boolean | | ... | | ... | *Example:* | | ... -| | ... | \| Send traffic at specified rate \| ${1.0} \| 4.0mpps \| 64 \ -| | ... | \| 3-node-IPv4 \| ${10} \| ${False} \| ${0} | ${1} \| ${False} +| | ... | \| Send traffic at specified rate \| \${1.0} \| 4.0mpps \| \${64} \ +| | ... | \| 3-node-IPv4 \| \${10} \| \${2} \| \${0} | \${1} \| \${False} | | ... | | [Arguments] | ${trial_duration} | ${rate} | ${frame_size} -| | ... | ${traffic_profile} | ${subsamples}=${1} | ${unidirection}=${False} +| | ... | ${traffic_profile} | ${subsamples}=${1} | ${traffic_directions}=${2} | | ... | ${tx_port}=${0} | ${rx_port}=${1} | ${pkt_trace}=${False} | | ... | | Clear and show runtime counters with running traffic | ${trial_duration} | | ... | ${rate} | ${frame_size} | ${traffic_profile} -| | ... | ${unidirection} | ${tx_port} | ${rx_port} +| | ... | ${traffic_directions} | ${tx_port} | ${rx_port} | | Run Keyword If | ${dut_stats}==${True} | | ... | Clear statistics on all DUTs | ${nodes} | | Run Keyword If | ${dut_stats}==${True} and ${pkt_trace}==${True} @@ -452,8 +470,9 @@ | | | # The following line is skipping some default arguments, | | | # that is why subsequent arguments have to be named. | | | Send traffic on tg | ${trial_duration} | ${rate} | ${frame_size} -| | | ... | ${traffic_profile} | warmup_time=${0} | unidirection=${unidirection} -| | | ... | tx_port=${tx_port} | rx_port=${rx_port} +| | | ... | ${traffic_profile} | warmup_time=${0} +| | | ... | traffic_directions=${traffic_directions} | tx_port=${tx_port} +| | | ... | rx_port=${rx_port} | | | ${rx} = | Get Received | | | ${rr} = | Evaluate | ${rx} / ${trial_duration} | | | Append To List | ${results} | ${rr} @@ -477,22 +496,24 @@ | | ... | - frame_size - L2 Frame Size [B] or IMIX_v4_1. Type: integer/string | | ... | - traffic_profile - Name of module defining traffc for measurements. | | ... | Type: string -| | ... | - unidirection - False if traffic is bidirectional. Type: boolean +| | ... | - traffic_directions - Bi- (2) or uni- (1) directional traffic. +| | ... | Type: int | | ... | - tx_port - TX port of TG, default 0. Type: integer | | ... | - rx_port - RX port of TG, default 1. Type: integer | | ... | | ... | *Example:* | | ... -| | ... | \| Clear and show runtime counters with running traffic \| 10 \ -| | ... | \| 4.0mpps \| 64 \| 3-node-IPv4 \| ${False} \| ${0} | ${1} \| +| | ... | \| Clear and show runtime counters with running traffic \| \${10} \ +| | ... | \| 4.0mpps \| \${64} \| 3-node-IPv4 \| \${2} \| \${0} \| \${1} \| | | ... | | [Arguments] | ${duration} | ${rate} | ${frame_size} | ${traffic_profile} -| | ... | ${unidirection}=${False} | ${tx_port}=${0} | ${rx_port}=${1} +| | ... | ${traffic_directions}=${2} | ${tx_port}=${0} | ${rx_port}=${1} | | ... | | # Duration of -1 means we will stop traffic manually. | | Send traffic on tg | ${-1} | ${rate} | ${frame_size} | ${traffic_profile} | | ... | warmup_time=${0} | async_call=${True} | latency=${False} -| | ... | unidirection=${unidirection} | tx_port=${tx_port} | rx_port=${rx_port} +| | ... | traffic_directions=${traffic_directions} | tx_port=${tx_port} +| | ... | rx_port=${rx_port} | | Run Keyword If | ${dut_stats}==${True} | | ... | VPP clear runtime counters on all DUTs | ${nodes} | | Sleep | ${duration} @@ -514,22 +535,24 @@ | | ... | - frame_size - L2 Frame Size [B] or IMIX string. Type: int or str | | ... | *Arguments:* | | ... | - rate - Unidirectional rate for sending packets. Type: string -| | ... | - unidirection - False if traffic is bidirectional. Type: boolean +| | ... | - traffic_directions - Bi- (2) or uni- (1) directional traffic. +| | ... | Type: int | | ... | - tx_port - TX port of TG, default 0. Type: integer | | ... | - rx_port - RX port of TG, default 1. Type: integer | | ... | | ... | *Example:* | | ... -| | ... | \| Start Traffic on Background \| 4.0mpps \| ${False} \| ${0} \ -| | ... | \| ${1} \| +| | ... | \| Start Traffic on Background \| 4.0mpps \| \${2} \| \${0} \ +| | ... | \| \${1} \| | | ... -| | [Arguments] | ${rate} | ${unidirection}=${False} | ${tx_port}=${0} +| | [Arguments] | ${rate} | ${traffic_directions}=${2} | ${tx_port}=${0} | | ... | ${rx_port}=${1} | | ... | | # Duration of -1 means we will stop traffic manually. | | Send traffic on tg | ${-1} | ${rate} | ${frame_size} | ${traffic_profile} | | ... | warmup_time=${0} | async_call=${True} | latency=${False} -| | ... | unidirection=${unidirection} | tx_port=${tx_port} | rx_port=${rx_port} +| | ... | traffic_directions=${traffic_directions} | tx_port=${tx_port} +| | ... | rx_port=${rx_port} | Stop Running Traffic | | [Documentation] |