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-# Copyright (c) 2016 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 ***
-| Resource | resources/libraries/robot/performance.robot
-| Library | resources.libraries.python.NodePath
-| Force Tags | 3_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV | PERFTEST_LONG
-| ... | NIC_Intel-XL710
-| Suite Setup | 3-node Performance Suite Setup with DUT's NIC model
-| ... | L2 | Intel-XL710
-| Suite Teardown | 3-node Performance Suite Teardown
-| Test Setup | Setup all DUTs before test
-| Test Teardown | Run Keywords
-| ... | Run Keyword If Test Failed
-| ... | Traffic should pass with no loss | 10
-| ... | ${min_rate}pps | ${framesize} | 3-node-bridge
-| ... | fail_on_loss=${False}
-| ... | AND | Remove startup configuration of VPP from all DUTs
-| ... | AND | Show vpp trace dump on all DUTs
-| Documentation | *RFC2544: Pkt throughput L2BD test cases*
-| ...
-| ... | *[Top] Network Topologies:* TG-DUT1-DUT2-TG 3-node circular topology
-| ... | with single links between nodes.
-| ... | *[Enc] Packet Encapsulations:* Eth-IPv4 for L2 switching of IPv4.
-| ... | *[Cfg] DUT configuration:* DUT1 and DUT2 are configured with L2 bridge-
-| ... | domain and MAC learning enabled. DUT1 and DUT2 tested with 2p40GE NIC
-| ... | XL710-DA2 by Intel.
-| ... | *[Ver] TG verification:* TG finds and reports throughput NDR (Non Drop
-| ... | Rate) with zero packet loss tolerance or throughput PDR (Partial Drop
-| ... | Rate) with non-zero packet loss tolerance (LT) expressed in percentage
-| ... | of packets transmitted. NDR and PDR are discovered for different
-| ... | Ethernet L2 frame sizes using either binary search or linear search
-| ... | algorithms with configured starting rate and final step that determines
-| ... | throughput measurement resolution. Test packets are generated by TG on
-| ... | links to DUTs. TG traffic profile contains two L3 flow-groups
-| ... | (flow-group per direction, 253 flows per flow-group) with all packets
-| ... | containing Ethernet header, IPv4 header with IP protocol=61 and static
-| ... | payload. MAC addresses are matching MAC addresses of the TG node
-| ... | interfaces.
-| ... | *[Ref] Applicable standard specifications:* RFC2544.
-
-*** Variables ***
-#XL710-DA2 bandwidth limit ~49Gbps/2=24.5Gbps
-| ${s_24.5G} | ${24500000000}
-#XL710-DA2 Mpps limit 37.5Mpps/2=18.75Mpps
-| ${s_18.75Mpps} | ${18750000}
-
-*** Test Cases ***
-| TC01: 64B NDR binary search - DUT L2BD - 1thread 1core 1rxq
-| | [Documentation]
-| | ... | [Cfg] DUT runs L2BD switching config with 1 thread, 1 phy core, \
-| | ... | 1 receive queue per NIC port. [Ver] Find NDR for 64 Byte frames
-| | ... | using binary search start at 18.75Mpps rate, step 100kpps.
-| | [Tags] | 1_THREAD_NOHTT_RXQUEUES_1 | SINGLE_THREAD | NDR
-| | ${framesize}= | Set Variable | ${64}
-| | ${min_rate}= | Set Variable | ${100000}
-| | ${max_rate}= | Set Variable | ${s_18.75Mpps}
-| | ${binary_min}= | Set Variable | ${min_rate}
-| | ${binary_max}= | Set Variable | ${max_rate}
-| | ${threshold}= | Set Variable | ${min_rate}
-| | Given Add '1' worker threads and rxqueues '1' in 3-node single-link topo
-| | And Add PCI devices to DUTs from 3-node single link topology
-| | And Add No Multi Seg to all DUTs
-| | And Apply startup configuration on all VPP DUTs
-| | And L2 bridge domain initialized in a 3-node circular topology
-| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
-| | ... | ${binary_max} | 3-node-bridge
-| | ... | ${min_rate} | ${max_rate}
-| | ... | ${threshold}
-
-| TC03: 1518B NDR binary search - DUT L2BD - 1thread 1core 1rxq
-| | [Documentation]
-| | ... | [Cfg] DUT runs L2BD switching config with 1 thread, 1 phy core, \
-| | ... | 1 receive queue per NIC port. [Ver] Find NDR for 1518 Byte frames
-| | ... | using binary search start at 24.5G rate, step 10kpps.
-| | [Tags] | 1_THREAD_NOHTT_RXQUEUES_1 | SINGLE_THREAD | NDR
-| | ${framesize}= | Set Variable | ${1518}
-| | ${min_rate}= | Set Variable | ${10000}
-| | ${max_rate}= | Calculate pps | ${s_24.5G} | ${framesize}
-| | ${binary_min}= | Set Variable | ${min_rate}
-| | ${binary_max}= | Set Variable | ${max_rate}
-| | ${threshold}= | Set Variable | ${min_rate}
-| | Given Add '1' worker threads and rxqueues '1' in 3-node single-link topo
-| | And Add PCI devices to DUTs from 3-node single link topology
-| | And Add No Multi Seg to all DUTs
-| | And Apply startup configuration on all VPP DUTs
-| | And L2 bridge domain initialized in a 3-node circular topology
-| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
-| | ... | ${binary_max} | 3-node-bridge
-| | ... | ${min_rate} | ${max_rate}
-| | ... | ${threshold}
-
-| TC07: 64B NDR binary search - DUT L2BD - 2threads 2cores 1rxq
-| | [Documentation]
-| | ... | [Cfg] DUT runs L2BD switching config with 2 threads, 2 phy cores, \
-| | ... | 1 receive queue per NIC port. [Ver] Find NDR for 64 Byte frames
-| | ... | using binary search start at 18.75Mpps rate, step 100kpps.
-| | [Tags] | 2_THREAD_NOHTT_RXQUEUES_1 | MULTI_THREAD | NDR
-| | ${framesize}= | Set Variable | ${64}
-| | ${min_rate}= | Set Variable | ${100000}
-| | ${max_rate}= | Set Variable | ${s_18.75Mpps}
-| | ${binary_min}= | Set Variable | ${min_rate}
-| | ${binary_max}= | Set Variable | ${max_rate}
-| | ${threshold}= | Set Variable | ${min_rate}
-| | Given Add '2' worker threads and rxqueues '1' in 3-node single-link topo
-| | And Add PCI devices to DUTs from 3-node single link topology
-| | And Add No Multi Seg to all DUTs
-| | And Apply startup configuration on all VPP DUTs
-| | And L2 bridge domain initialized in a 3-node circular topology
-| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
-| | ... | ${binary_max} | 3-node-bridge
-| | ... | ${min_rate} | ${max_rate}
-| | ... | ${threshold}
-
-| TC09: 1518B NDR binary search - DUT L2BD - 2threads 2cores 1rxq
-| | [Documentation]
-| | ... | [Cfg] DUT runs L2BD switching config with 2 threads, 2 phy cores, \
-| | ... | 1 receive queue per NIC port. [Ver] Find NDR for 1518 Byte frames
-| | ... | using binary search start at 24.5G rate, step 10kpps.
-| | [Tags] | 2_THREAD_NOHTT_RXQUEUES_1 | MULTI_THREAD | NDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | ${1518}
-| | ${min_rate}= | Set Variable | ${10000}
-| | ${max_rate}= | Calculate pps | ${s_24.5G} | ${framesize}
-| | ${binary_min}= | Set Variable | ${min_rate}
-| | ${binary_max}= | Set Variable | ${max_rate}
-| | ${threshold}= | Set Variable | ${min_rate}
-| | Given Add '2' worker threads and rxqueues '1' in 3-node single-link topo
-| | And Add PCI devices to DUTs from 3-node single link topology
-| | And Add No Multi Seg to all DUTs
-| | And Apply startup configuration on all VPP DUTs
-| | And L2 bridge domain initialized in a 3-node circular topology
-| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
-| | ... | ${binary_max} | 3-node-bridge
-| | ... | ${min_rate} | ${max_rate}
-| | ... | ${threshold}
-
-| TC13: 64B NDR binary search - DUT L2BD - 4threads 4cores 2rxq
-| | [Documentation]
-| | ... | [Cfg] DUT runs L2BD switching config with 4 threads, 4 phy cores, \
-| | ... | 2 receive queues per NIC port. [Ver] Find NDR for 64 Byte frames
-| | ... | using binary search start at 18.75Mpps rate, step 100kpps.
-| | [Tags] | 4_THREAD_NOHTT_RXQUEUES_2 | MULTI_THREAD | NDR
-| | ${framesize}= | Set Variable | ${64}
-| | ${min_rate}= | Set Variable | ${100000}
-| | ${max_rate}= | Set Variable | ${s_18.75Mpps}
-| | ${binary_min}= | Set Variable | ${min_rate}
-| | ${binary_max}= | Set Variable | ${max_rate}
-| | ${threshold}= | Set Variable | ${min_rate}
-| | Given Add '4' worker threads and rxqueues '2' in 3-node single-link topo
-| | And Add PCI devices to DUTs from 3-node single link topology
-| | And Add No Multi Seg to all DUTs
-| | And Apply startup configuration on all VPP DUTs
-| | And L2 bridge domain initialized in a 3-node circular topology
-| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
-| | ... | ${binary_max} | 3-node-bridge
-| | ... | ${min_rate} | ${max_rate}
-| | ... | ${threshold}
-
-| TC15: 1518B NDR binary search - DUT L2BD - 4threads 4cores 2rxq
-| | [Documentation]
-| | ... | [Cfg] DUT runs L2BD switching config with 4 threads, 4 phy cores, \
-| | ... | 2 receive queues per NIC port. [Ver] Find NDR for 1518 Byte frames
-| | ... | using binary search start at 24.5G rate, step 10kpps.
-| | [Tags] | 4_THREAD_NOHTT_RXQUEUES_2 | MULTI_THREAD | NDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | ${1518}
-| | ${min_rate}= | Set Variable | ${10000}
-| | ${max_rate}= | Calculate pps | ${s_24.5G} | ${framesize}
-| | ${binary_min}= | Set Variable | ${min_rate}
-| | ${binary_max}= | Set Variable | ${max_rate}
-| | ${threshold}= | Set Variable | ${min_rate}
-| | Given Add '4' worker threads and rxqueues '2' in 3-node single-link topo
-| | And Add PCI devices to DUTs from 3-node single link topology
-| | And Add No Multi Seg to all DUTs
-| | And Apply startup configuration on all VPP DUTs
-| | And L2 bridge domain initialized in a 3-node circular topology
-| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
-| | ... | ${binary_max} | 3-node-bridge
-| | ... | ${min_rate} | ${max_rate}
-| | ... | ${threshold}
-
-| TC19: IMIX_v4_1 NDR binary search - DUT L2BD - 1thread 1core 1rxq
-| | [Documentation]
-| | ... | [Cfg] DUT runs L2BD switching config with 1 thread, 1 phy core, \
-| | ... | 1 receive queue per NIC port. [Ver] Find NDR for IMIX_v4_1 frame size
-| | ... | using binary search start at 24.5G rate, step 100kpps.
-| | ... | IMIX_v4_1 = (28x64B;16x570B;4x1518B)
-| | [Tags] | 1_THREAD_NOHTT_RXQUEUES_1 | SINGLE_THREAD | NDR
-| | ${framesize}= | Set Variable | IMIX_v4_1
-| | ${min_rate}= | Set Variable | ${100000}
-| | ${max_rate}= | Calculate pps | ${s_24.5G} | ${framesize}
-| | ${binary_min}= | Set Variable | ${min_rate}
-| | ${binary_max}= | Set Variable | ${max_rate}
-| | ${threshold}= | Set Variable | ${min_rate}
-| | Given Add '1' worker threads and rxqueues '1' in 3-node single-link topo
-| | And Add all PCI devices to all DUTs
-| | And Add No Multi Seg to all DUTs
-| | And Apply startup configuration on all VPP DUTs
-| | And L2 bridge domain initialized in a 3-node circular topology
-| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
-| | ... | ${binary_max} | 3-node-bridge
-| | ... | ${min_rate} | ${max_rate}
-| | ... | ${threshold}
-
-| TC20: IMIX_v4_1 NDR binary search - DUT L2BD - 2thread 2core 1rxq
-| | [Documentation]
-| | ... | [Cfg] DUT runs L2BD switching config with 2 thread, 2 phy core, \
-| | ... | 1 receive queue per NIC port. [Ver] Find NDR for IMIX_v4_1 frame size
-| | ... | using binary search start at 24.5G rate, step 100kpps.
-| | ... | IMIX_v4_1 = (28x64B;16x570B;4x1518B)
-| | [Tags] | 2_THREAD_NOHTT_RXQUEUES_1 | MULTI_THREAD | NDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | IMIX_v4_1
-| | ${min_rate}= | Set Variable | ${100000}
-| | ${max_rate}= | Calculate pps | ${s_24.5G} | ${framesize}
-| | ${binary_min}= | Set Variable | ${min_rate}
-| | ${binary_max}= | Set Variable | ${max_rate}
-| | ${threshold}= | Set Variable | ${min_rate}
-| | Given Add '2' worker threads and rxqueues '1' in 3-node single-link topo
-| | And Add all PCI devices to all DUTs
-| | And Add No Multi Seg to all DUTs
-| | And Apply startup configuration on all VPP DUTs
-| | And L2 bridge domain initialized in a 3-node circular topology
-| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
-| | ... | ${binary_max} | 3-node-bridge
-| | ... | ${min_rate} | ${max_rate}
-| | ... | ${threshold}
-
-| TC21: IMIX_v4_1 NDR binary search - DUT L2BD - 4thread 4core 2rxq
-| | [Documentation]
-| | ... | [Cfg] DUT runs L2BD switching config with 4 thread, 4 phy core, \
-| | ... | 2 receive queue per NIC port. [Ver] Find NDR for IMIX_v4_1 frame size
-| | ... | using binary search start at 24.5G rate, step 100kpps.
-| | ... | IMIX_v4_1 = (28x64B;16x570B;4x1518B)
-| | [Tags] | 4_THREAD_NOHTT_RXQUEUES_2 | MULTI_THREAD | NDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | IMIX_v4_1
-| | ${min_rate}= | Set Variable | ${100000}
-| | ${max_rate}= | Calculate pps | ${s_24.5G} | ${framesize}
-| | ${binary_min}= | Set Variable | ${min_rate}
-| | ${binary_max}= | Set Variable | ${max_rate}
-| | ${threshold}= | Set Variable | ${min_rate}
-| | Given Add '4' worker threads and rxqueues '2' in 3-node single-link topo
-| | And Add all PCI devices to all DUTs
-| | And Add No Multi Seg to all DUTs
-| | And Apply startup configuration on all VPP DUTs
-| | And L2 bridge domain initialized in a 3-node circular topology
-| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
-| | ... | ${binary_max} | 3-node-bridge
-| | ... | ${min_rate} | ${max_rate}
-| | ... | ${threshold}