# Copyright (c) 2019 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 | 3_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV | NDRPDR | ... | NIC_Intel-X710 | ETH | L2XCFWD | BASE | VHOST | 1VM | VHOST_1024 | ... | NF_VPPL2XC | DRV_VFIO_PCI | ... | eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc | | Suite Setup | Setup suite single link | performance | Suite Teardown | Tear down suite | performance | Test Setup | Setup test | Test Teardown | Tear down test | performance | vhost | | Test Template | Local Template | | Documentation | *RFC2544: Pkt throughput L2XC test cases with vhost* | | ... | *[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 cross- | ... | connect. Qemu VNFs are \ | ... | connected to VPP via vhost-user interfaces. Guest is running VPP l2xc \ | ... | interconnecting vhost-user interfaces, rxd/txd=1024. DUT1/DUT2 is \ | ... | tested with ${nic_name}. | ... | *[Ver] TG verification:* TG finds and reports throughput NDR (Non Drop\ | ... | Rate) with zero packet loss tolerance and 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 MLRsearch library.\ | ... | Test packets are generated by TG on links to DUTs. TG traffic profile | ... | contains two L3 flow-groups (flow-group per direction, 254 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 *** | @{plugins_to_enable}= | dpdk_plugin.so | ${crypto_type}= | ${None} | ${nic_name}= | Intel-X710 | ${nic_driver}= | vfio-pci | ${osi_layer}= | L2 | ${overhead}= | ${0} | ${nf_dtcr}= | ${1} | ${nf_dtc}= | ${1} | ${nf_chains}= | ${1} | ${nf_nodes}= | ${1} # Traffic profile: | ${traffic_profile}= | trex-sl-3n-ethip4-ip4src254 *** Keywords *** | Local Template | | [Documentation] | | ... | [Cfg] DUT runs L2XC switching config. | | ... | Each DUT uses ${phy_cores} physical core(s) for worker threads. | | ... | [Ver] Measure NDR and PDR values using MLRsearch algorithm.\ | | | | ... | *Arguments:* | | ... | - frame_size - Framesize in Bytes in integer or string (IMIX_v4_1). | | ... | 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} | | | | Given Set Max Rate And Jumbo | | And Add worker threads 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 | ${nic_driver} | | And Initialize layer interface | | And Initialize L2 xconnect with Vhost-User | nf_nodes=${nf_nodes} | | And Configure chains of NFs connected via vhost-user | | ... | nf_chains=${nf_chains} | nf_nodes=${nf_nodes} | jumbo=${jumbo} | | ... | use_tuned_cfs=${False} | auto_scale=${True} | vnf=vpp_chain_l2xc | | Then Find NDR and PDR intervals using optimized search *** Test Cases *** | tc01-64B-1c-eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc-ndrpdr | | [Tags] | 64B | 1C | | frame_size=${64} | phy_cores=${1} | tc02-64B-2c-eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc-ndrpdr | | [Tags] | 64B | 2C | | frame_size=${64} | phy_cores=${2} | tc03-64B-4c-eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc-ndrpdr | | [Tags] | 64B | 4C | | frame_size=${64} | phy_cores=${4} | tc04-1518B-1c-eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc-ndrpdr | | [Tags] | 1518B | 1C | | frame_size=${1518} | phy_cores=${1} | tc05-1518B-2c-eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc-ndrpdr | | [Tags] | 1518B | 2C | | frame_size=${1518} | phy_cores=${2} | tc06-1518B-4c-eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc-ndrpdr | | [Tags] | 1518B | 4C | | frame_size=${1518} | phy_cores=${4} | tc07-9000B-1c-eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc-ndrpdr | | [Tags] | 9000B | 1C | | frame_size=${9000} | phy_cores=${1} | tc08-9000B-2c-eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc-ndrpdr | | [Tags] | 9000B | 2C | | frame_size=${9000} | phy_cores=${2} | tc09-9000B-4c-eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc-ndrpdr | | [Tags] | 9000B | 4C | | frame_size=${9000} | phy_cores=${4} | tc10-IMIX-1c-eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc-ndrpdr | | [Tags] | IMIX | 1C | | frame_size=IMIX_v4_1 | phy_cores=${1} | tc11-IMIX-2c-eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc-ndrpdr | | [Tags] | IMIX | 2C | | frame_size=IMIX_v4_1 | phy_cores=${2} | tc12-IMIX-4c-eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc-ndrpdr | | [Tags] | IMIX | 4C | | frame_size=IMIX_v4_1 | phy_cores=${4}