# Copyright (c) 2021 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/shared/default.robot | | Force Tags | 2_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV | MRR | ... | NIC_Intel-X710 | IP4FWD | BASE | IP4BASE | DRV_TAP | ... | RXQ_SIZE_4096 | TXQ_SIZE_4096 | GSO_TRUE | ... | ethip4-ip4base-2tap-gso-iperf3 | | Suite Setup | Setup suite topology interfaces | Suite Teardown | Tear down suite | Test Setup | Setup test | Test Teardown | Tear down test | iPerf3 | namespace | | Test Template | Local Template | | Documentation | *RFC2544: Pkt throughput IPv4 routing test cases with TAPv2* | | ... | *[Top] Network Topologies:* DUT1 1-node topology without physical links. | ... | *[Enc] Packet Encapsulations:* Eth-IPv4-TCP. | ... | *[Cfg] DUT configuration:* DUT1 is configured with IPv4 routing. | ... | *[Ver] TG verification:* iPerf3 client/server is used for Packet\ | ... | generation and verification. | ... | *[Ref] Applicable standard specifications:* RFC2544. *** Variables *** | @{plugins_to_enable}= | ping_plugin.so | ${crypto_type}= | ${None} | ${nic_name}= | Intel-X710 | ${nic_driver}= | tap | ${nic_rxq_size}= | 4096 | ${nic_txq_size}= | 4096 | ${nic_pfs}= | 2 | ${nic_vfs}= | 0 | ${osi_layer}= | L7 | ${overhead}= | ${0} | ${enable_gso}= | ${True} # iPerf3 client settings: | ${iperf_client_bind}= | 1.1.1.1 | ${iperf_client_bind_gw}= | 1.1.1.2 | ${iperf_client_bind_mask}= | 30 | ${iperf_client_interface}= | tap0 | ${iperf_client_namespace}= | tap0_namespace | ${iperf_client_udp}= | ${False} | ${iperf_client_node}= | DUT1 | ${iperf_client_affinity} | ${None} # iPerf3 server settings: | ${iperf_server_bind}= | 2.2.2.2 | ${iperf_server_bind_gw}= | 2.2.2.1 | ${iperf_server_bind_mask}= | 30 | ${iperf_server_interface}= | tap1 | ${iperf_server_namespace}= | tap1_namespace | ${iperf_server_node}= | DUT1 | ${iperf_server_pf_key}= | ${None} # Trial data overwrite: | ${trial_duration}= | ${30} | ${trial_multiplicity}= | ${10} *** Keywords *** | Local Template | | [Documentation] | | ... | [Cfg] DUT configuration: DUT1 is configured with IPv4 routing. | | ... | [Ver] Measure MaxReceivedRate for ${frame_size}B frames\ | | ... | using burst trials throughput test.\ | | | | ... | *Arguments:* | | ... | - frame_size - Framesize in Bytes in integer. Type: integer, string | | ... | - phy_cores - Number of physical cores. Type: integer | | ... | - rxq - Number of RX queues, default value: ${None}. Type: integer | | | | [Arguments] | ${frame_size} | ${phy_cores} | ${rxq}=${None} | | | | Set Test Variable | \${frame_size} | | Set Test Variable | \${rxq_ratio} | ${1} | | | | Given Set Jumbo | | And Add worker threads for GSO tests to all DUTs | ${phy_cores} | ${rxq} | | And Pre-initialize layer driver | ${nic_driver} | | And Apply startup configuration on all VPP DUTs | | When Initialize layer driver | ${nic_driver} | | And Initialize layer interface | | And VPP Interface Set IP Address | | ... | ${dut1} | ${DUT1_${int}1}[0] | 1.1.1.2 | 30 | | And VPP Interface Set IP Address | | ... | ${dut1} | ${DUT1_${int}2}[0] | 2.2.2.1 | 30 | | Set Test Variable | ${iperf_server_pf_key} | ${DUT1_pf1}[0] | | Then Traffic should pass with maximum rate on iPerf3 *** Test Cases *** | 128KB-1c-ethip4-ip4base-2tap-gso-iperf3-mrr | | [Tags] | 128KB | 1C | | frame_size=${128000} | phy_cores=${1} | 128KB-2c-ethip4-ip4base-2tap-gso-iperf3-mrr | | [Tags] | 128KB | 2C | | frame_size=${128000} | phy_cores=${2} | 128KB-4c-ethip4-ip4base-2tap-gso-iperf3-mrr | | [Tags] | 128KB | 4C | | frame_size=${128000} | phy_cores=${4}