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authorTibor Frank <tifrank@cisco.com>2017-06-14 09:12:56 +0200
committerTibor Frank <tifrank@cisco.com>2017-06-20 07:03:29 +0000
commit086f3a5065d744e00fe10289eb2f090b7bde208e (patch)
tree27257fcc3e70ebd23e50343a7e0e3d14c12e9c48 /resources/libraries/robot/performance_utils.robot
parentf22e850f38ad5a1630271d020b2078c1580c99c0 (diff)
CSIT-678: Re-organize L2 libraries - performance
Change-Id: Ic4e37df31fbc10f15351e3671b541e6f047405bc Signed-off-by: Tibor Frank <tifrank@cisco.com>
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+# 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/default.robot
+| Resource | resources/libraries/robot/interfaces.robot
+| Resource | resources/libraries/robot/counters.robot
+| Resource | resources/libraries/robot/bridge_domain.robot
+| Resource | resources/libraries/robot/l2_xconnect.robot
+| Resource | resources/libraries/robot/ipv4.robot
+| Resource | resources/libraries/robot/ipv6.robot
+| Resource | resources/libraries/robot/qemu.robot
+| Resource | resources/libraries/robot/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
+| | 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
+| | 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
+| | 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
+| | Sleep | ${duration}
+| | Run Keyword If | ${ret}==${FALSE} | Show runtime counters on all DUTs
+| | Stop traffic on tg