# Copyright (c) 2017 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: # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. *** Settings *** | Library | Collections | Library | resources.libraries.python.topology.Topology | Library | resources.libraries.python.NodePath | Library | resources.libraries.python.DpdkUtil | Library | resources.libraries.python.InterfaceUtil | Library | resources.libraries.python.VhostUser | Library | resources.libraries.python.TrafficGenerator | Library | resources.libraries.python.TrafficGenerator.TGDropRateSearchImpl | Resource | resources/libraries/robot/shared/default.robot | Resource | resources/libraries/robot/shared/interfaces.robot | Resource | resources/libraries/robot/shared/counters.robot | Resource | resources/libraries/robot/shared/container.robot | Resource | resources/libraries/robot/shared/memif.robot | Resource | resources/libraries/robot/l2/l2_bridge_domain.robot | Resource | resources/libraries/robot/l2/l2_xconnect.robot | Resource | resources/libraries/robot/ip/ip4.robot | Resource | resources/libraries/robot/ip/ip6.robot | Resource | resources/libraries/robot/vm/qemu.robot | Resource | resources/libraries/robot/l2/tagging.robot | Documentation | Performance suite keywords - utilities to find and verify NDR | ... | and PDR. *** Keywords *** | Calculate pps | | [Documentation] | | ... | Calculate pps for given rate and L2 frame size, | | ... | additional 20B are added to L2 frame size as padding. | | ... | | ... | *Arguments* | | ... | - bps - Rate in bps. Type: integer | | ... | - framesize - L2 frame size in Bytes. Type: integer | | ... | | ... | *Return* | | ... | - Calculated pps. Type: integer | | ... | | ... | *Example:* | | ... | | ... | \| Calculate pps \| 10000000000 \| 64 \| | | ... | | [Arguments] | ${bps} | ${framesize} | | ... | | ${framesize}= | Get Frame Size | ${framesize} | | ${ret}= | Evaluate | (${bps}/((${framesize}+20)*8)).__trunc__() | | Return From Keyword | ${ret} | Get Frame Size | | [Documentation] | | ... | Framesize can be either integer in case of a single packet | | ... | in stream, or set of packets in case of IMIX type or simmilar. | | ... | This keyword returns average framesize. | | ... | | ... | *Arguments:* | | ... | - framesize - Framesize. Type: integer or string | | ... | | ... | *Example:* | | ... | | ... | \| Get Frame Size \| IMIX_v4_1 \| | | ... | | [Arguments] | ${framesize} | | ... | | Run Keyword If | '${framesize}' == 'IMIX_v4_1' | | ... | Return From Keyword | 353.83333 | | Return From Keyword | ${framesize} | Is DPDK performance test | | [Documentation] | | ... | Return TRUE if variable DPDK_TEST exist, otherwise FALSE. | | ${ret} | ${tmp}= | Run Keyword And Ignore Error | | ... | Variable Should Exist | ${DPDK_TEST} | | Return From Keyword If | "${ret}" == "PASS" | ${TRUE} | | Return From Keyword | ${FALSE} | Find NDR using linear search and pps | | [Documentation] | | ... | Find throughput by using RFC2544 linear search with non drop rate. | | ... | | ... | *Arguments:* | | ... | - framesize - L2 Frame Size [B]. Type: integer | | ... | - start_rate - Initial start rate [pps]. Type: float | | ... | - step_rate - Step of linear search [pps]. Type: float | | ... | - topology_type - Topology type. Type: string | | ... | - min_rate - Lower limit of search [pps]. Type: float | | ... | - max_rate - Upper limit of search [pps]. Type: float | | ... | | ... | *Return:* | | ... | - No value returned | | ... | | ... | *Example:* | | ... | | ... | \| Find NDR using linear search and pps \| 64 \| 5000000 \ | | ... | \| 100000 \| 3-node-IPv4 \| 100000 \| 14880952 \| | | ... | | [Arguments] | ${framesize} | ${start_rate} | ${step_rate} | | ... | ${topology_type} | ${min_rate} | ${max_rate} | | ... | | ${duration}= | Set Variable | ${perf_trial_duration} | | Set Duration | ${duration} | | Set Search Rate Boundaries | ${max_rate} | ${min_rate} | | Set Search Linear Step | ${step_rate} | | Set Search Frame Size | ${framesize} | | Set Search Rate Type pps | | Linear Search | ${start_rate} | ${topology_type} | | ${rate_per_stream} | ${lat}= | Verify Search Result | | ${tmp}= | Create List | 100%NDR | ${lat} | | ${latency}= | Create List | ${tmp} | | ${rate_50p}= | Evaluate | int(${rate_per_stream}*0.5) | | ${lat_50p}= | Measure latency pps | ${duration} | ${rate_50p} | | ... | ${framesize} | ${topology_type} | | ${tmp}= | Create List | 50%NDR | ${lat_50p} | | Append To List | ${latency} | ${tmp} | | ${rate_10p}= | Evaluate | int(${rate_per_stream}*0.1) | | ${lat_10p}= | Measure latency pps | ${duration} | ${rate_10p} | | ... | ${framesize} | ${topology_type} | | ${tmp}= | Create List | 10%NDR | ${lat_10p} | | Append To List | ${latency} | ${tmp} | | Display result of NDR search | ${rate_per_stream} | ${framesize} | 2 | | ... | ${latency} | | Traffic should pass with no loss | ${duration} | ${rate_per_stream}pps | | ... | ${framesize} | ${topology_type} | fail_on_loss=${False} | Find PDR using linear search and pps | | [Documentation] | | ... | Find throughput by using RFC2544 linear search with partial drop rate | | ... | with PDR threshold and type specified by parameter. | | ... | | ... | *Arguments:* | | ... | - framesize - L2 Frame Size [B]. Type: integer | | ... | - start_rate - Initial start rate [pps]. Type: float | | ... | - step_rate - Step of linear search [pps]. Type: float | | ... | - topology_type - Topology type. Type: string | | ... | - min_rate - Lower limit of search [pps]. Type: float | | ... | - max_rate - Upper limit of search [pps]. Type: float | | ... | - loss_acceptance - Accepted loss during search. Type: float | | ... | - loss_acceptance_type - Percentage or frames. Type: string | | ... | | ... | *Example:* | | ... | | ... | \| Find PDR using linear search and pps \| 64 \| 5000000 \ | | ... | \| 100000 \| 3-node-IPv4 \| 100000 \| 14880952 \| 0.5 \| percentage \| | | ... | | [Arguments] | ${framesize} | ${start_rate} | ${step_rate} | | ... | ${topology_type} | ${min_rate} | ${max_rate} | | ... | ${loss_acceptance}=0 | ${loss_acceptance_type}='frames' | | ... | | ${duration}= | Set Variable | ${perf_trial_duration} | | Set Duration | ${duration} | | Set Search Rate Boundaries | ${max_rate} | ${min_rate} | | Set Search Linear Step | ${step_rate} | | Set Search Frame Size | ${framesize} | | Set Search Rate Type pps | | Set Loss Acceptance | ${loss_acceptance} | | Run Keyword If | '${loss_acceptance_type}' == 'percentage' | | ... | Set Loss Acceptance Type Percentage | | Linear Search | ${start_rate} | ${topology_type} | | ${rate_per_stream} | ${lat}= | Verify Search Result | | ${tmp}= | Create List | 100%PDR | ${lat} | | ${latency}= | Create List | ${tmp} | | Display result of PDR search | ${rate_per_stream} | ${framesize} | 2 | | ... | ${loss_acceptance} | ${loss_acceptance_type} | ${latency} | | Traffic should pass with partial loss | ${duration} | ${rate_per_stream}pps | | ... | ${framesize} | ${topology_type} | ${loss_acceptance} | | ... | ${loss_acceptance_type} | fail_on_loss=${False} | Find NDR using binary search and pps | | [Documentation] | | ... | Find throughput by using RFC2544 binary search with non drop rate. | | ... | | ... | *Arguments:* | | ... | - framesize - L2 Frame Size [B]. Type: integer | | ... | - binary_min - Lower boundary of search [pps]. Type: float | | ... | - binary_max - Upper boundary of search [pps]. Type: float | | ... | - topology_type - Topology type. Type: string | | ... | - min_rate - Lower limit of search [pps]. Type: float | | ... | - max_rate - Upper limit of search [pps]. Type: float | | ... | - threshold - Threshold to stop search [pps]. Type: integer | | ... | | ... | *Example:* | | ... | | ... | \| Find NDR using binary search and pps \| 64 \| 6000000 \ | | ... | \| 12000000 \| 3-node-IPv4 \| 100000 \| 14880952 \| 50000 \| | | ... | | [Arguments] | ${framesize} | ${binary_min} | ${binary_max} | | ... | ${topology_type} | ${min_rate} | ${max_rate} | ${threshold} | | ... | | ${duration}= | Set Variable | ${perf_trial_duration} | | Set Duration | ${duration} | | Set Search Rate Boundaries | ${max_rate} | ${min_rate} | | Set Search Frame Size | ${framesize} | | Set Search Rate Type pps | | Set Binary Convergence Threshold | ${threshold} | | Binary Search | ${binary_min} | ${binary_max} | ${topology_type} | | ${rate_per_stream} | ${lat}= | Verify Search Result | | ${tmp}= | Create List | 100%NDR | ${lat} | | ${latency}= | Create List | ${tmp} | | ${rate_50p}= | Evaluate | int(${rate_per_stream}*0.5) | | ${lat_50p}= | Measure latency pps | ${duration} | ${rate_50p} | | ... | ${framesize} | ${topology_type} | | ${tmp}= | Create List | 50%NDR | ${lat_50p} | | Append To List | ${latency} | ${tmp} | | ${rate_10p}= | Evaluate | int(${rate_per_stream}*0.1) | | ${lat_10p}= | Measure latency pps | ${duration} | ${rate_10p} | | ... | ${framesize} | ${topology_type} | | ${tmp}= | Create List | 10%NDR | ${lat_10p} | | Append To List | ${latency} | ${tmp} | | Display result of NDR search | ${rate_per_stream} | ${framesize} | 2 | | ... | ${latency} | | Traffic should pass with no loss | ${duration} | ${rate_per_stream}pps | | ... | ${framesize} | ${topology_type} | fail_on_loss=${False} | Find PDR using binary search and pps | | [Documentation] | | ... | Find throughput by using RFC2544 binary search with partial drop rate | | ... | with PDR threshold and type specified by parameter. | | ... | | ... | *Arguments:* | | ... | - framesize - L2 Frame Size [B]. Type: integer | | ... | - binary_min - Lower boundary of search [pps]. Type: float | | ... | - binary_max - Upper boundary of search [pps]. Type: float | | ... | - topology_type - Topology type. Type: string | | ... | - min_rate - Lower limit of search [pps]. Type: float | | ... | - max_rate - Upper limit of search [pps]. Type: float | | ... | - threshold - Threshold to stop search [pps]. Type: integer | | ... | - loss_acceptance - Accepted loss during search. Type: float | | ... | - loss_acceptance_type - Percentage or frames. Type: string | | ... | | ... | *Example:* | | ... | | ... | \| Find PDR using binary search and pps \| 64 \| 6000000 \ | | ... | \| 12000000 \| 3-node-IPv4 \| 100000 \| 14880952 \| 50000 \| 0.5 \ | | ... | \| percentage \| | | ... | | [Arguments] | ${framesize} | ${binary_min} | ${binary_max} | | ... | ${topology_type} | ${min_rate} | ${max_rate} | ${threshold} | | ... | ${loss_acceptance}=0 | ${loss_acceptance_type}='frames' | | ... | | ${duration}= | Set Variable | ${perf_trial_duration} | | Set Duration | ${duration} | | Set Search Rate Boundaries | ${max_rate} | ${min_rate} | | Set Search Frame Size | ${framesize} | | Set Search Rate Type pps | | Set Loss Acceptance | ${loss_acceptance} | | Run Keyword If | '${loss_acceptance_type}' == 'percentage' | | ... | Set Loss Acceptance Type Percentage | | Set Binary Convergence Threshold | ${threshold} | | Binary Search | ${binary_min} | ${binary_max} | ${topology_type} | | ${rate_per_stream} | ${lat}= | Verify Search Result | | ${tmp}= | Create List | 100%PDR | ${lat} | | ${latency}= | Create List | ${tmp} | | Display result of PDR search | ${rate_per_stream} | ${framesize} | 2 | | ... | ${loss_acceptance} | ${loss_acceptance_type} | ${latency} | | Traffic should pass with partial loss | ${duration} | ${rate_per_stream}pps | | ... | ${framesize} | ${topology_type} | ${loss_acceptance} | | ... | ${loss_acceptance_type} | fail_on_loss=${False} | Find NDR using combined search and pps | | [Documentation] | | ... | Find throughput by using RFC2544 combined search (linear+binary) with | | ... | non drop rate. | | ... | | ... | *Arguments:* | | ... | - framesize - L2 Frame Size [B]. Type: integer | | ... | - start_rate - Initial start rate [pps]. Type: float | | ... | - step_rate - Step of linear search [pps]. Type: float | | ... | - topology_type - Topology type. Type: string | | ... | - min_rate - Lower limit of search [pps]. Type: float | | ... | - max_rate - Upper limit of search [pps]. Type: float | | ... | - threshold - Threshold to stop search [pps]. Type: integer | | ... | | ... | *Example:* | | ... | | ... | \| Find NDR using combined search and pps \| 64 \| 5000000 \ | | ... | \| 100000 \| 3-node-IPv4 \| 100000 \| 14880952 \| 5000 \| | | ... | | [Arguments] | ${framesize} | ${start_rate} | ${step_rate} | | ... | ${topology_type} | ${min_rate} | ${max_rate} | ${threshold} | | ... | | ${duration}= | Set Variable | ${perf_trial_duration} | | Set Duration | ${duration} | | Set Search Rate Boundaries | ${max_rate} | ${min_rate} | | Set Search Linear Step | ${step_rate} | | Set Search Frame Size | ${framesize} | | Set Search Rate Type pps | | Set Binary Convergence Threshold | ${threshold} | | Combined Search | ${start_rate} | ${topology_type} | | ${rate_per_stream} | ${lat}= | Verify Search Result | | ${tmp}= | Create List | 100%NDR | ${lat} | | ${latency}= | Create List | ${tmp} | | ${rate_50p}= | Evaluate | int(${rate_per_stream}*0.5) | | ${lat_50p}= | Measure latency pps | ${duration} | ${rate_50p} | | ... | ${framesize} | ${topology_type} | | ${tmp}= | Create List | 50%NDR | ${lat_50p} | | Append To List | ${latency} | ${tmp} | | ${rate_10p}= | Evaluate | int(${rate_per_stream}*0.1) | | ${lat_10p}= | Measure latency pps | ${duration} | ${rate_10p} | | ... | ${framesize} | ${topology_type} | | ${tmp}= | Create List | 10%NDR | ${lat_10p} | | Append To List | ${latency} | ${tmp} | | Display result of NDR search | ${rate_per_stream} | ${framesize} | 2 | | ... | ${latency} | | Traffic should pass with no loss | ${duration} | ${rate_per_stream}pps | | ... | ${framesize} | ${topology_type} | | ... | fail_on_loss=${False} | Find PDR using combined search and pps | | [Documentation] | | ... | Find throughput by using RFC2544 combined search (linear+binary) with | | ... | partial drop rate with PDR threshold and type specified by parameter. | | ... | | ... | *Arguments:* | | ... | - framesize - L2 Frame Size [B]. Type: integer | | ... | - start_rate - Initial start rate [pps]. Type: float | | ... | - step_rate - Step of linear search [pps]. Type: float | | ... | - topology_type - Topology type. Type: string | | ... | - min_rate - Lower limit of search [pps]. Type: float | | ... | - max_rate - Upper limit of search [pps]. Type: float | | ... | - threshold - Threshold to stop search [pps]. Type: integer | | ... | - loss_acceptance - Accepted loss during search. Type: float | | ... | - loss_acceptance_type - Percentage or frames. Type: string | | ... | | ... | *Example:* | | ... | | ... | \| Find PDR using combined search and pps \| 64 \| 5000000 \ | | ... | \| 100000 \| 3-node-IPv4 \| 100000 \| 14880952 \| 5000 \| 0.5 \ | | ... | \| percentage \| | | ... | | [Arguments] | ${framesize} | ${start_rate} | ${step_rate} | | ... | ${topology_type} | ${min_rate} | ${max_rate} | ${threshold} | | ... | ${loss_acceptance}=0 | ${loss_acceptance_type}='frames' | | ... | | ${duration}= | Set Variable | ${perf_trial_duration} | | Set Duration | ${duration} | | Set Search Rate Boundaries | ${max_rate} | ${min_rate} | | Set Search Linear Step | ${step_rate} | | Set Search Frame Size | ${framesize} | | Set Search Rate Type pps | | Set Loss Acceptance | ${loss_acceptance} | | Run Keyword If | '${loss_acceptance_type}' == 'percentage' | | ... | Set Loss Acceptance Type Percentage | | Set Binary Convergence Threshold | ${threshold} | | Combined Search | ${start_rate} | ${topology_type} | | ${rate_per_stream} | ${lat}= | Verify Search Result | | ${tmp}= | Create List | 100%PDR | ${lat} | | ${latency}= | Create List | ${tmp} | | Display result of PDR search | ${rate_per_stream} | ${framesize} | 2 | | ... | ${loss_acceptance} | ${loss_acceptance_type} | ${latency} | | Traffic should pass with partial loss | ${duration} | ${rate_per_stream}pps | | ... | ${framesize} | ${topology_type} | ${loss_acceptance} | | ... | ${loss_acceptance_type} | fail_on_loss=${False} | Display result of NDR search | | [Documentation] | | ... | Display result of NDR search in packet per seconds (total and per | | ... | stream) and Gbps total bandwidth with untagged packet. | | ... | Througput is calculated as: | | ... | Measured rate per stream * Total number of streams | | ... | Bandwidth is calculated as: | | ... | (Througput * (L2 Frame Size + IPG) * 8) / Max bitrate of NIC | | ... | | ... | *Arguments:* | | ... | - rate_per_stream - Measured rate per stream [pps]. Type: string | | ... | - framesize - L2 Frame Size [B]. Type: integer | | ... | - nr_streams - Total number of streams. Type: integer | | ... | - latency - Latency stats. Type: dictionary | | ... | | ... | *Example:* | | ... | | ... | \| Display result of NDR search \| 4400000 \| 64 \| 2 \ | | ... | \| [100%NDR, [10/10/10, 1/2/3]] \| | | ... | | [Arguments] | ${rate_per_stream} | ${framesize} | ${nr_streams} | ${latency} | | ... | | ${framesize}= | Get Frame Size | ${framesize} | | ${rate_total}= | Evaluate | ${rate_per_stream}*${nr_streams} | | ${bandwidth_total}= | Evaluate | ${rate_total}*(${framesize}+20)*8/(10**9) | | Set Test Message | FINAL_RATE: ${rate_total} pps | | Set Test Message | (${nr_streams}x ${rate_per_stream} pps) | append=yes | | Set Test Message | ${\n}FINAL_BANDWIDTH: ${bandwidth_total} Gbps (untagged) | | ... | append=yes | | Set Test Message | ${\n}LATENCY usec [min/avg/max] | append=yes | | :FOR | ${lat} | IN | @{latency} | | | Set Test Message | ${\n}LAT_${lat[0]}: ${lat[1]} | append=yes | Display result of PDR search | | [Documentation] | | ... | Display result of PDR search in packet per seconds (total and per | | ... | stream) and Gbps total bandwidth with untagged packet. | | ... | Througput is calculated as: | | ... | Measured rate per stream * Total number of streams | | ... | Bandwidth is calculated as: | | ... | (Througput * (L2 Frame Size + IPG) * 8) / Max bitrate of NIC | | ... | | ... | *Arguments:* | | ... | - rate_per_stream - Measured rate per stream [pps]. Type: string | | ... | - framesize - L2 Frame Size [B]. Type: integer | | ... | - nr_streams - Total number of streams. Type: integer | | ... | - loss_acceptance - Accepted loss during search. Type: float | | ... | - loss_acceptance_type - Percentage or frames. Type: string | | ... | - latency - Latency stats. Type: dictionary | | ... | | ... | *Example:* | | ... | | ... | \| Display result of PDR search \| 4400000 \| 64 \| 2 \| 0.5 \ | | ... | \| percentage \| [100%NDR, [10/10/10, 1/2/3]] \| | | ... | | [Arguments] | ${rate_per_stream} | ${framesize} | ${nr_streams} | | ... | ${loss_acceptance} | ${loss_acceptance_type} | ${latency} | | ... | | ${framesize}= | Get Frame Size | ${framesize} | | ${rate_total}= | Evaluate | ${rate_per_stream}*${nr_streams} | | ${bandwidth_total}= | Evaluate | ${rate_total}*(${framesize}+20)*8/(10**9) | | Set Test Message | FINAL_RATE: ${rate_total} pps | | Set Test Message | (${nr_streams}x ${rate_per_stream} pps) | append=yes | | Set Test Message | ${\n}FINAL_BANDWIDTH: ${bandwidth_total} Gbps (untagged) | | ... | append=yes | | Set Test Message | ${\n}LATENCY usec [min/avg/max] | append=yes | | :FOR | ${lat} | IN | @{latency} | | | Set Test Message | ${\n}LAT_${lat[0]}: ${lat[1]} | append=yes | | Set Test Message | | ... | ${\n}LOSS_ACCEPTANCE: ${loss_acceptance} ${loss_acceptance_type} | | ... | append=yes | Measure latency pps | | [Documentation] | | ... | Send traffic at specified rate. Measure min/avg/max latency | | ... | | ... | *Arguments:* | | ... | - duration - Duration of traffic run [s]. Type: integer | | ... | - rate - Rate for sending packets. Type: integer | | ... | - framesize - L2 Frame Size [B]. Type: integer | | ... | - topology_type - Topology type. Type: string | | ... | | ... | *Example:* | | ... | | ... | \| Measure latency \| 10 \| 4.0 \| 64 \| 3-node-IPv4 \| | | ... | | [Arguments] | ${duration} | ${rate} | ${framesize} | ${topology_type} | | ... | | Return From Keyword If | ${rate} <= 10000 | ${-1} | | ${ret}= | Is DPDK performance test | | Run Keyword If | ${ret}==${FALSE} | Clear all counters on all DUTs | | Send traffic on tg | ${duration} | ${rate}pps | ${framesize} | | ... | ${topology_type} | warmup_time=0 | | Run Keyword If | ${ret}==${FALSE} | Show statistics on all DUTs | ${nodes} | | Run keyword and return | Get latency | Traffic should pass with no loss | | [Documentation] | | ... | Send traffic at specified rate. No packet loss is accepted at loss | | ... | evaluation. | | ... | | ... | *Arguments:* | | ... | - duration - Duration of traffic run [s]. Type: integer | | ... | - rate - Rate for sending packets. Type: string | | ... | - framesize - L2 Frame Size [B]. Type: integer | | ... | - topology_type - Topology type. Type: string | | ... | - fail_on_loss - If True, the keyword fails if loss occurred. | | ... | Type: boolean | | ... | | ... | *Example:* | | ... | | ... | \| Traffic should pass with no loss \| 10 \| 4.0mpps \| 64 \ | | ... | \| 3-node-IPv4 \| | | ... | | [Arguments] | ${duration} | ${rate} | ${framesize} | ${topology_type} | | ... | ${fail_on_loss}=${True} | | ... | | Clear and show runtime counters with running traffic | ${duration} | | ... | ${rate} | ${framesize} | ${topology_type} | | ${ret}= | Is DPDK performance test | | Run Keyword If | ${ret}==${FALSE} | Clear all counters on all DUTs | | Send traffic on tg | ${duration} | ${rate} | ${framesize} | | ... | ${topology_type} | warmup_time=0 | | Run Keyword If | ${ret}==${FALSE} | Show statistics on all DUTs | ${nodes} | | Run Keyword If | ${fail_on_loss} | No traffic loss occurred | Traffic should pass with partial loss | | [Documentation] | | ... | Send traffic at specified rate. Partial packet loss is accepted | | ... | within loss acceptance value specified as argument. | | ... | | ... | *Arguments:* | | ... | - duration - Duration of traffic run [s]. Type: integer | | ... | - rate - Rate for sending packets. Type: string | | ... | - framesize - L2 Frame Size [B]. Type: integer | | ... | - topology_type - Topology type. Type: string | | ... | - loss_acceptance - Accepted loss during search. Type: float | | ... | - loss_acceptance_type - Percentage or frames. Type: string | | ... | | ... | *Example:* | | ... | | ... | \| Traffic should pass with partial loss \| 10 \| 4.0mpps \| 64 \ | | ... | \| 3-node-IPv4 \| 0.5 \| percentage \| | | ... | | [Arguments] | ${duration} | ${rate} | ${framesize} | ${topology_type} | | ... | ${loss_acceptance} | ${loss_acceptance_type} | | ... | ${fail_on_loss}=${True} | | ... | | Clear and show runtime counters with running traffic | ${duration} | | ... | ${rate} | ${framesize} | ${topology_type} | | ${ret}= | Is DPDK performance test | | Run Keyword If | ${ret}==${FALSE} | Clear all counters on all DUTs | | Send traffic on tg | ${duration} | ${rate} | ${framesize} | | ... | ${topology_type} | warmup_time=0 | | Run Keyword If | ${ret}==${FALSE} | Show statistics on all DUTs | ${nodes} | | Run Keyword If | ${fail_on_loss} | Partial traffic loss accepted | | ... | ${loss_acceptance} | ${loss_acceptance_type} | Clear and show runtime counters with running traffic | | [Documentation] | | ... | Start traffic at specified rate then clear runtime counters on all | | ... | DUTs. Wait for specified amount of time and capture runtime counters | | ... | on all DUTs. Finally stop traffic | | ... | | ... | *Arguments:* | | ... | - duration - Duration of traffic run [s]. Type: integer | | ... | - rate - Rate for sending packets. Type: string | | ... | - framesize - L2 Frame Size [B]. Type: integer | | ... | - topology_type - Topology type. Type: string | | ... | | ... | *Example:* | | ... | | ... | \| Traffic should pass with partial loss \| 10 \| 4.0mpps \| 64 \ | | ... | \| 3-node-IPv4 \| 0.5 \| percentage \| | | ... | | [Arguments] | ${duration} | ${rate} | ${framesize} | ${topology_type} | | ... | | Send traffic on tg | -1 | ${rate} | ${framesize} | ${topology_type} | | ... | warmup_time=0 | async_call=${True} | latency=${False} | | ${ret}= | Is DPDK performance test | | Run Keyword If | ${ret}==${FALSE} | | ... | Clear runtime counters on all DUTs | ${nodes} | | Sleep | ${duration} | | Run Keyword If | ${ret}==${FALSE} | | ... | Show runtime counters on all DUTs | ${nodes} | | Stop traffic on tg