| | ... | 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,
| | ... | 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,
| | ... | Currently, the min_rate value is hardcoded to match test teardowns.
| | ...
| | ... | TODO: Should the trial duration of the additional
| | ... | Currently, the min_rate value is hardcoded to match test teardowns.
| | ...
| | ... | TODO: Should the trial duration of the additional
| | ... | - 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
| | ... | - 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
| | ...
| | [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}
| | ...
| | [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}
| | ... | ${packet_loss_ratio} | ${final_relative_width}
| | ... | ${final_trial_duration} | ${initial_trial_duration}
| | ... | ${number_of_intermediate_phases} | timeout=${timeout}
| | ... | ${packet_loss_ratio} | ${final_relative_width}
| | ... | ${final_trial_duration} | ${initial_trial_duration}
| | ... | ${number_of_intermediate_phases} | timeout=${timeout}
| | Display result of NDRPDR search | ${result}
| | Check NDRPDR interval validity | ${result.pdr_interval}
| | ... | ${packet_loss_ratio}
| | Display result of NDRPDR search | ${result}
| | Check NDRPDR interval validity | ${result.pdr_interval}
| | ... | ${packet_loss_ratio}
-| | ... | 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
| | ... | Currently, the min_rate value is hardcoded to match test teardowns.
| | ...
| | ... | TODO: Should the trial duration of the additional
| | ... | - 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
| | ... | - 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
| | ...
| | [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}
| | ...
| | [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}
| | ... | ${packet_loss_ratio} | ${final_relative_width}
| | ... | ${final_trial_duration} | ${initial_trial_duration}
| | ... | ${number_of_intermediate_phases} | timeout=${timeout}
| | ... | ${packet_loss_ratio} | ${final_relative_width}
| | ... | ${final_trial_duration} | ${initial_trial_duration}
| | ... | ${number_of_intermediate_phases} | timeout=${timeout}
| | Return From Keyword | ${result.pdr_interval.measured_low.transmit_rate}
| Find critical load using PLRsearch
| | Return From Keyword | ${result.pdr_interval.measured_low.transmit_rate}
| Find critical load using PLRsearch
| | ... | Display results as formatted test message.
| | ... | Fail if computed lower bound is below minimal rate.
| | ... | Input rates are understood as uni-directional,
| | ... | Display results as formatted test message.
| | ... | Fail if computed lower bound is below minimal rate.
| | ... | Input rates are understood as uni-directional,
| | ... | Currently, the min_rate value is hardcoded to match test teardowns.
| | ... | Some inputs are read from variables to streamline suites.
| | ...
| | ... | Currently, the min_rate value is hardcoded to match test teardowns.
| | ... | Some inputs are read from variables to streamline suites.
| | ...
| | ... | *Arguments:*
| | ... | - packet_loss_ratio - Accepted loss during search. Type: float
| | ... | - timeout - Stop when search duration is longer [s]. Type: float
| | ... | *Arguments:*
| | ... | - packet_loss_ratio - Accepted loss during search. Type: float
| | ... | - timeout - Stop when search duration is longer [s]. Type: float
| | ${lower} | ${upper} = | Display result of soak search
| | ... | ${average} | ${stdev}
| | Should Not Be True | ${lower} < ${min_rate}
| | ${lower} | ${upper} = | Display result of soak search
| | ... | ${average} | ${stdev}
| | Should Not Be True | ${lower} < ${min_rate}
| Display single bound
| | [Documentation]
| | ... | Display one bound of NDR+PDR search,
| | ... | in packet per seconds (total and per stream)
| Display single bound
| | [Documentation]
| | ... | Display one bound of NDR+PDR search,
| | ... | in packet per seconds (total and per stream)
| | ...
| | ${bandwidth_total} = | Evaluate | ${rate_total} * (${frame_size}+20)*8 / 1e9
| | Set Test Message | ${\n}${text}: ${rate_total} pps, | append=yes
| | ...
| | ${bandwidth_total} = | Evaluate | ${rate_total} * (${frame_size}+20)*8 / 1e9
| | Set Test Message | ${\n}${text}: ${rate_total} pps, | append=yes
| | ... | append=yes
| Display result of NDRPDR search
| | [Documentation]
| | ... | Display result of NDR+PDR search, both quantities, both bounds,
| | ... | append=yes
| 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).
| | ... | The given result should contain latency data as well.
| | ...
| | ... | *Test (or broader scope) variables read:*
| | ... | The given result should contain latency data as well.
| | ...
| | ... | *Test (or broader scope) variables read:*
| Display result of soak search
| | [Documentation]
| | ... | Display result of soak search, avg+-stdev, as upper/lower bounds,
| 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).
| | ... | TODO: Do we want to report some latency data,
| | ... | even if not measured at the reported bounds?.
| | ...
| | ... | TODO: Do we want to report some latency data,
| | ... | even if not measured at the reported bounds?.
| | ...
| | ${stdev} = | Convert To Number | ${stdev}
| | ${lower} = | Evaluate | ${avg} - ${stdev}
| | ${upper} = | Evaluate | ${avg} + ${stdev}
| | ${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}
| | ... | - 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
| | ... | - 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
-| | ${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 should pass with no loss | ${duration} | ${rate_per_stream}pps
| | ... | ${framesize} | ${traffic_profile} | fail_on_loss=${False}
-| | ... | \| 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} \|
| | Run Keyword If | ${fail_on_loss} | No traffic loss occurred
| Traffic should pass with maximum rate
| | Run Keyword If | ${fail_on_loss} | No traffic loss occurred
| Traffic should pass with maximum rate
| | ... | - 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
| | ... | - 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
| | ... | - tx_port - TX port of TG, default 0. Type: integer
| | ... | - rx_port - RX port of TG, default 1. Type: integer
| | ...
| | ... | *Example:*
| | ...
| | ... | - 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}
| | ...
| | [Arguments] | ${trial_duration}=${PERF_TRIAL_DURATION}
| | ... | ${fail_no_traffic}=${True} | ${subsamples}=${PERF_TRIAL_MULTIPLICITY}
| | ...
| | ${results} = | Send traffic at specified rate | ${trial_duration}
| | ... | ${max_rate}pps | ${frame_size} | ${traffic_profile} | ${subsamples}
| | ...
| | ${results} = | Send traffic at specified rate | ${trial_duration}
| | ... | ${max_rate}pps | ${frame_size} | ${traffic_profile} | ${subsamples}
| | Set Test Message | ${\n}Maximum Receive Rate trial results
| | Set Test Message | in packets per second: ${results}
| | ... | append=yes
| | Set Test Message | ${\n}Maximum Receive Rate trial results
| | Set Test Message | in packets per second: ${results}
| | ... | append=yes
| | ... | - traffic_profile - Name of module defining traffc for measurements.
| | ... | Type: string
| | ... | - subsamples - How many trials in this measurement. Type: int
| | ... | - traffic_profile - Name of module defining traffc for measurements.
| | ... | Type: string
| | ... | - subsamples - How many trials in this measurement. 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:*
| | ...
| | ... | - 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}
| | ... | ${tx_port}=${0} | ${rx_port}=${1} | ${pkt_trace}=${False}
| | ...
| | Clear and show runtime counters with running traffic | ${trial_duration}
| | ... | ${rate} | ${frame_size} | ${traffic_profile}
| | ... | ${tx_port}=${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}
-| | Run Keyword If | ${dut_stats}==${True} | Clear all counters on all DUTs
+| | ... | ${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}
| | ... | VPP Enable Traces On All DUTs | ${nodes} | fail_on_error=${False}
| | Run Keyword If | ${dut_stats}==${True}
| | Run Keyword If | ${dut_stats}==${True} and ${pkt_trace}==${True}
| | ... | VPP Enable Traces On All DUTs | ${nodes} | fail_on_error=${False}
| | Run Keyword If | ${dut_stats}==${True}
| | | # 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}
| | | # 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}
| | | ${rx} = | Get Received
| | | ${rr} = | Evaluate | ${rx} / ${trial_duration}
| | | Append To List | ${results} | ${rr}
| | ... | - frame_size - L2 Frame Size [B] or IMIX_v4_1. Type: integer/string
| | ... | - traffic_profile - Name of module defining traffc for measurements.
| | ... | Type: string
| | ... | - frame_size - L2 Frame Size [B] or IMIX_v4_1. Type: integer/string
| | ... | - traffic_profile - Name of module defining traffc for measurements.
| | ... | Type: string
| | ... | - tx_port - TX port of TG, default 0. Type: integer
| | ... | - rx_port - RX port of TG, default 1. Type: integer
| | ...
| | ... | *Example:*
| | ...
| | ... | - 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} \|
| | ...
| | # 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}
| | ...
| | # 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}
| | Stop traffic on tg
| Start Traffic on Background
| | [Documentation]
| | ... | Start traffic at specified rate then return control to Robot.
| | Stop traffic on tg
| Start Traffic on Background
| | [Documentation]
| | ... | Start traffic at specified rate then return control to Robot.
| | ... | Just a wrapper around L1 keyword.
| | ... |
| | ... | TODO: How to make sure the traffic is stopped on any failure?
| | ... | Just a wrapper around L1 keyword.
| | ... |
| | ... | TODO: How to make sure the traffic is stopped on any failure?
| | ... | - frame_size - L2 Frame Size [B] or IMIX string. Type: int or str
| | ... | *Arguments:*
| | ... | - rate - Unidirectional rate for sending packets. Type: string
| | ... | - frame_size - L2 Frame Size [B] or IMIX string. Type: int or str
| | ... | *Arguments:*
| | ... | - rate - Unidirectional rate for sending packets. Type: string
| | ... | - tx_port - TX port of TG, default 0. Type: integer
| | ... | - rx_port - RX port of TG, default 1. Type: integer
| | ...
| | ... | *Example:*
| | ...
| | ... | - tx_port - TX port of TG, default 0. Type: integer
| | ... | - rx_port - RX port of TG, default 1. Type: integer
| | ...
| | ... | *Example:*
| | ...
| | ... | ${rx_port}=${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}
| | ... | ${rx_port}=${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}
| Stop Running Traffic
| | [Documentation]
| | ... | Stop the running traffic, return measurement result.
| | ... | For bidirectional traffic, the reported values are bi-directional.
| Stop Running Traffic
| | [Documentation]
| | ... | Stop the running traffic, return measurement result.
| | ... | For bidirectional traffic, the reported values are bi-directional.