diff options
Diffstat (limited to 'resources/libraries/robot/performance')
| -rw-r--r-- | resources/libraries/robot/performance/performance_utils.robot | 145 |
1 files changed, 84 insertions, 61 deletions
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] |