diff options
Diffstat (limited to 'resources/libraries/robot/performance')
| -rw-r--r-- | resources/libraries/robot/performance/performance_display.robot | 92 | ||||
| -rw-r--r-- | resources/libraries/robot/performance/performance_utils.robot | 59 |
2 files changed, 56 insertions, 95 deletions
diff --git a/resources/libraries/robot/performance/performance_display.robot b/resources/libraries/robot/performance/performance_display.robot index d230bcb35a..791a45db62 100644 --- a/resources/libraries/robot/performance/performance_display.robot +++ b/resources/libraries/robot/performance/performance_display.robot @@ -1,4 +1,4 @@ -# Copyright (c) 2022 Cisco and/or its affiliates. +# Copyright (c) 2023 Cisco and/or its affiliates. # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at: @@ -17,35 +17,6 @@ | ... | This includes checks to fail test. *** Keywords *** -| Check NDRPDR interval validity -| | [Documentation] -| | ... | Extract loss ratio of lower bound of the interval. -| | ... | Fail if it does not reach the allowed value. -| | -| | ... | *Arguments:* -| | ... | - interval - Measured interval. Type: ReceiveRateInterval -| | ... | - packet_loss_ratio - Accepted loss (0.0 for NDR). Type: float -| | -| | ... | *Example:* -| | -| | ... | \| Check NDRPDR interval validity \| \${result.pdr_interval} \ -| | ... | \| \${0.005} \| -| | -| | [Arguments] | ${interval} | ${packet_loss_ratio}=${0.0} -| | -| | ${lower_bound} = | Set Variable | ${interval.measured_low} -| | ${lower_bound_lr} = | Set Variable | ${lower_bound.loss_ratio} -| | Return From Keyword If | ${lower_bound_lr} <= ${packet_loss_ratio} -| | Set Test Variable | \${rate_for_teardown} | ${lower_bound.target_tr} -| | ${message}= | Catenate | SEPARATOR=${SPACE} -| | ... | Minimal rate loss ratio ${lower_bound_lr} -| | ... | does not reach target ${packet_loss_ratio}. -| | ${message_zero} = | Set Variable | Zero packets forwarded! -| | ${message_other} = | Set Variable | ${lower_bound.loss_count} packets lost. -| | ${message} = | Set Variable If | ${lower_bound_lr} >= 1.0 -| | ... | ${message}${\n}${message_zero} | ${message}${\n}${message_other} -| | Fail | ${message} - | Compute Bandwidth | | [Documentation] | | ... | Compute (bidir) bandwidth from given (unidir) transaction rate. @@ -77,8 +48,8 @@ | | ... | due to reconfiguration under traffic. | | | | ... | *Arguments:* -| | ... | - result - Result of bidirectional measurement. -| | ... | Type: ReceiveRateMeasurement +| | ... | - result - Result of MLRsearch invocation for one search goal. +| | ... | Type: StatInterval | | | | ... | *Example:* | | @@ -86,7 +57,7 @@ | | | | [Arguments] | ${result} | | -| | ${bandwidth} | ${packet_rate}= | Compute Bandwidth | ${result.target_tr} +| | ${bandwidth} | ${packet_rate}= | Compute Bandwidth | ${result.intended_load} | | ${packet_loss} = | Set Variable | ${result.loss_count} | | ${time_loss} = | Evaluate | ${packet_loss} / ${packet_rate} | | Set Test Message | Packets lost due to reconfig: ${packet_loss} @@ -95,14 +66,11 @@ | Display result of NDRPDR search | | [Documentation] -| | ... | Display result of NDR+PDR search, both quantities, both bounds, -| | ... | aggregated, in units given by trasaction type, e.g. by default -| | ... | in packet per seconds and Gbps total bandwidth +| | ... | Display result of NDR+PDR search, both quantities, aggregated, +| | ... | conditional throughput only, in units given by trasaction type, +| | ... | e.g. by default in packet per seconds and Gbps total bandwidth | | ... | (for initial packet size). -| | ... | -| | ... | The bound to display is encoded as target rate, it is assumed -| | ... | it is in transactions per second. Bidirectional traffic -| | ... | transaction is understood as having 2 packets, for this purpose. +| | ... | The lower bounds in the result are assumed to be valid. | | ... | | | ... | Througput is calculated as: | | ... | Sum of measured rate over streams @@ -115,8 +83,8 @@ | | ... | - transaction_type - String identifier to determine how to count | | ... | transactions. Default is "packet". | | ... | *Arguments:* -| | ... | - result - Measured result data. Aggregated rate, tps or pps. -| | ... | Type: NdrPdrResult +| | ... | - result - Measured result data Tps. Type: List[TrimmedStat] +| | ... | *Returns:* NDR and PDR: Unidirectional intended load as tps float. | | | | ... | *Example:* | | @@ -124,21 +92,18 @@ | | | | [Arguments] | ${result} | | -| | Display single bound | NDR_LOWER -| | ... | ${result[0].measured_low.target_tr} -| | ... | ${result[0].measured_low.latency} -| | Display single bound | NDR_UPPER -| | ... | ${result[0].measured_high.target_tr} -| | Display single bound | PDR_LOWER -| | ... | ${result[1].measured_low.target_tr} -| | ... | ${result[1].measured_low.latency} -| | Display single bound | PDR_UPPER -| | ... | ${result[1].measured_high.target_tr} +| | ${ndr} = | Convert To Number | ${result[0]} +| | ${pdr} = | Convert To Number | ${result[1]} +| | Display single bound | NDR | ${result[0].conditional_throughput} +| | Display single bound | PDR | ${result[1].conditional_throughput} +| | Return From Keyword | ${ndr} | ${pdr} | Display result of soak search | | [Documentation] | | ... | Display result of soak search, avg+-stdev, as upper/lower bounds. | | ... | See Display single bound for units used. +| | ... | The displayed values are bidirectional, based on conditional +| | ... | throughput. The returned | | | | ... | *Test (or broader scope) variables read:* | | ... | - frame_size - L2 Frame Size [B] or IMIX string. Type: integer or @@ -148,7 +113,6 @@ | | ... | *Arguments:* | | ... | - avg - Estimated average critical load [pps]. Type: float | | ... | - stdev - Standard deviation of critical load [pps]. Type: float -| | | | ... | *Returns:* | | ... | - Lower and upper bound of critical load [pps]. Type: 2-tuple of float | | @@ -169,14 +133,14 @@ | Display single bound | | [Documentation] | | ... | Compute and display one bound of NDR+PDR (or soak) search result. -| | ... | If the latency string is present, it is displayed as well. | | ... | | | ... | The bound to display is given as target transfer rate, it is assumed -| | ... | it is in transactions per second. Bidirectional traffic +| | ... | valid and in transactions per second. Bidirectional traffic | | ... | transaction is understood as having 2 packets, for this purpose. | | ... | | | ... | Pps values are aggregated, in packet per seconds | | ... | and Gbps total bandwidth (for initial packet size). +| | ... | If the latency string is present, it is displayed as well. | | ... | | | ... | Througput is calculated as: | | ... | Sum of measured rate over streams @@ -189,20 +153,22 @@ | | ... | transactions. Default is "packet". | | ... | *Arguments:* | | ... | - text - Flavor text describing which bound is this. Type: string -| | ... | - tps - Transaction rate [tps]. Type: float +| | ... | - tps - Conditional throughput [tps]. Type: Union[float, DiscreteLoad] | | ... | - latency - Latency data to display if non-empty. Type: string | | | | ... | *Example:* | | -| | ... | \| Display single bound \| NDR lower bound \| \${12345.67} \ +| | ... | \| Display single bound \| NDR \| \${12345.67} \ | | ... | \| latency=\${EMPTY} \| | | | | [Arguments] | ${text} | ${tps} | ${latency}=${EMPTY} | | +| | ${tps} = | Convert To Number | ${tps} | | ${transaction_type} = | Get Transaction Type | | Run Keyword And Return If | """_cps""" in """${transaction_type}""" | | ... | Display Single CPS Bound | ${text} | ${tps} | ${latency} -| | Display Single PPS Bound | ${text} | ${tps} | ${latency} +| | Run Keyword And Return +| | ... | Display Single PPS Bound | ${text} | ${tps} | ${latency} | Display Single CPS Bound | | [Documentation] @@ -225,9 +191,8 @@ | | Set Test Message | ${\n}${text}: ${tps} CPS | append=yes | | ${bandwidth} | ${pps} = | Compute Bandwidth | ${tps} | | Export Search Bound | ${text} | ${tps} | cps | ${bandwidth * 1e9} -| | Return From Keyword If | not """${latency}""" -| | Set Test Message | ${\n}LATENCY [min/avg/max/hdrh] per stream: ${latency} -| | ... | append=yes +| | Run Keyword If | """${latency}""" | Set Test Message +| | ... | ${\n}LATENCY [min/avg/max/hdrh] per stream: ${latency} | append=yes | Display Single PPS Bound | | [Documentation] @@ -261,6 +226,5 @@ | | Set Test Message | ${\n}${text}: ${pps} pps, | append=yes | | Set Test Message | ${bandwidth} Gbps (initial) | append=yes | | Export Search Bound | ${text} | ${pps} | pps | ${bandwidth * 1e9} -| | Return From Keyword If | not """${latency}""" -| | Set Test Message | ${\n}LATENCY [min/avg/max/hdrh] per stream: ${latency} -| | ... | append=yes +| | Run Keyword If | """${latency}""" | Set Test Message +| | ... | ${\n}LATENCY [min/avg/max/hdrh] per stream: ${latency} | append=yes diff --git a/resources/libraries/robot/performance/performance_utils.robot b/resources/libraries/robot/performance/performance_utils.robot index 78a1fcc0f9..9392bc0e8c 100644 --- a/resources/libraries/robot/performance/performance_utils.robot +++ b/resources/libraries/robot/performance/performance_utils.robot @@ -93,8 +93,8 @@ | | ${average} | ${stdev} = | Perform soak search | | ... | frame_size=${frame_size} | | ... | traffic_profile=${traffic_profile} -| | ... | minimum_transmit_rate=${min_rate_soft} -| | ... | maximum_transmit_rate=${max_rate} +| | ... | min_load=${min_rate_soft} +| | ... | max_load=${max_rate} | | ... | plr_target=${1e-7} | | ... | tdpt=${0.1} | | ... | initial_count=${50} @@ -142,7 +142,7 @@ | | ... | - traffic_profile - Name of module defining traffc for measurements. | | ... | Type: string | | ... | - frame_size - L2 Frame Size [B] or IMIX string. Type: integer or -| | ... | string +| | ... | string. | | ... | - max_rate - Calculated maximal unidirectional transmit rate [tps]. | | ... | Type: float | | ... | - resetter - Callable to reset DUT state before each trial. @@ -160,8 +160,7 @@ | | ${disable_latency} = | Get Disable Latency | | ${max_rate} = | Get Max Rate | | ${min_rate_soft} = | Get Min Rate Soft -| | # \${packet_loss_ratio} is used twice so it is worth a variable. -| | ${packet_loss_ratio} = | Get Packet Loss Ratio +| | ${loss_ratio} = | Get Packet Loss Ratio | | ${ppta} = | Get Packets Per Transaction Aggregated | | ${ramp_up_duration} = | Get Ramp Up Duration | | ${ramp_up_rate} = | Get Ramp Up Rate @@ -171,17 +170,18 @@ | | ${transaction_scale} = | Get Transaction Scale | | ${transaction_type} = | Get Transaction Type | | ${use_latency} = | Get Use Latency -| | ${result} = | Perform optimized ndrpdr search +| | ${result} = | Perform MLR Search | | ... | frame_size=${frame_size} | | ... | traffic_profile=${traffic_profile} -| | ... | minimum_transmit_rate=${min_rate_soft} -| | ... | maximum_transmit_rate=${max_rate} -| | ... | packet_loss_ratio=${packet_loss_ratio} -| | ... | final_relative_width=${0.005} -| | ... | final_trial_duration=${30.0} +| | ... | min_load=${min_rate_soft} +| | ... | max_load=${max_rate} +| | ... | loss_ratio=${loss_ratio} +| | ... | relative_width=${0.005} | | ... | initial_trial_duration=${1.0} -| | ... | number_of_intermediate_phases=${2} -| | ... | timeout=${1200.0} +| | ... | final_trial_duration=${1.0} +| | ... | duration_sum=${20.0} +| | ... | preceding_targets=${2} +| | ... | search_duration_max=${1200.0} | | ... | ppta=${ppta} | | ... | resetter=${resetter} | | ... | traffic_directions=${traffic_directions} @@ -191,13 +191,8 @@ | | ... | use_latency=${use_latency} | | ... | ramp_up_duration=${ramp_up_duration} | | ... | ramp_up_rate=${ramp_up_rate} -| | Display result of NDRPDR search | ${result} -| | Check NDRPDR interval validity | ${result[1]} -| | ... | ${packet_loss_ratio} -| | Check NDRPDR interval validity | ${result[0]} -| | ${pdr} = | Set Variable | ${result[1].measured_low.target_tr} -| | ${ndr} = | Set Variable | ${result[0].measured_low.target_tr} -| | # We expect NDR and PDR to have different-looking stats. +| | ${ndr} | ${pdr} = | Display result of NDRPDR search | ${result} +| | # We expect NDR and PDR to have different-looking telemetry. | | Set Test Variable | ${telemetry_rate} | pdr | | Set Test Variable | ${telemetry_export} | ${True} | | Send traffic at specified rate @@ -262,17 +257,18 @@ | | ${transaction_scale} = | Get Transaction Scale | | ${transaction_type} = | Get Transaction Type | | ${use_latency} = | Get Use Latency -| | ${result} = | Perform optimized ndrpdr search +| | ${result} = | Perform MLR Search | | ... | frame_size=${frame_size} | | ... | traffic_profile=${traffic_profile} -| | ... | minimum_transmit_rate=${min_rate_soft} -| | ... | maximum_transmit_rate=${max_rate} -| | ... | packet_loss_ratio=${0.0} -| | ... | final_relative_width=${0.001} -| | ... | final_trial_duration=${10.0} +| | ... | min_load=${min_rate_soft} +| | ... | max_load=${max_rate} +| | ... | loss_ratio=${0.0} +| | ... | relative_width=${0.001} | | ... | initial_trial_duration=${1.0} -| | ... | number_of_intermediate_phases=${1} -| | ... | timeout=${1200} +| | ... | final_trial_duration=${1.0} +| | ... | duration_sum=${10.0} +| | ... | preceding_targets=${1} +| | ... | search_duration_max=${1200} | | ... | ppta=${ppta} | | ... | resetter=${resetter} | | ... | traffic_directions=${traffic_directions} @@ -282,8 +278,8 @@ | | ... | use_latency=${use_latency} | | ... | ramp_up_duration=${ramp_up_duration} | | ... | ramp_up_rate=${ramp_up_rate} -| | Check NDRPDR interval validity | ${result[0]} -| | Return From Keyword | ${result[0].measured_low.target_tr} +| | ${ret} = | Convert To Number | ${result[0]} +| | Return From Keyword | ${ret} | Measure and show latency at specified rate | | [Documentation] @@ -450,7 +446,8 @@ | | | ... | ramp_up_rate=${ramp_up_rate} | | | # Out of several quantities for aborted traffic (duration stretching), | | | # the approximated receive rate is the best estimate we have. -| | | ${value} = | Set Variable | ${result.approximated_receive_rate} +| | | ${value} = | Set Variable | ${result.forwarding_count} +| | | ${value} = | Evaluate | ${value} / ${result.offered_duration} | | | ${bandwidth} | ${pps} = | Compute Bandwidth | ${value} / ${ppta} | | | Append Mrr Value | ${value} | ${export_mrr_unit} | ${bandwidth * 1e9} | | | Append To List | ${results} | ${value} |