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# 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/performance/performance_setup.robot
| ...
| Force Tags | 2_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV | NDRPDR
| ... | NIC_Intel-X710 | ETH | L2BDMACLRN | BASE | VHOST | VM
| ... | VHOST_1024 | NF_DENSITY | NF_L3FWDIP4 | CHAIN | 4R4C
| ...
| Suite Setup | Set up 2-node performance topology with DUT's NIC model
| ... | L3 | Intel-X710
| Suite Teardown | Tear down 2-node performance topology
| ...
| Test Setup | Set up performance test
| Test Teardown | Tear down performance test with vhost and VM with dpdk-testpmd
| ... | ${min_rate}pps | ${framesize} | ${traffic_profile}
| ... | dut1_node=${dut1} | dut1_vm_refs=${dut1_vm_refs}
| ...
| Test Template | Local Template
| ...
| Documentation | *RFC2544: Pkt throughput L2BD test cases with 32 vhost
| ... | 4 chains 16 VMs*
| ...
| ... | *[Top] Network Topologies:* TG-DUT1-TG 2-node circular topology
| ... | with single links between nodes.
| ... | *[Enc] Packet Encapsulations:* Eth-IPv4 for L2 switching of IPv4.
| ... | *[Cfg] DUT configuration:* DUT1 is configured with L2 bridge-
| ... | domain and MAC learning enabled. Qemu VNFs are connected to VPP via
| ... | vhost-user interfaces. Guest is running DPDK l3fwd IPv4
| ... | interconnecting vhost-user interfaces, forwarding mode is
| ... | set to io, rxd/txd=1024. DUT1 is tested with 2p10GE NIC X710 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 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 ***
# X710 bandwidth limit
| ${s_limit}= | ${10000000000}
# Traffic profile:
| ${traffic_profile}= | trex-sl-2n3n-ethip4-ip4src254-4c4n
*** Keywords ***
| Local Template
| | [Documentation]
| | ... | [Cfg] DUT runs L2BD switching config.
| | ... | Each DUT uses ${phy_cores} physical core(s) for worker threads.
| | ... | [Ver] Measure NDR and PDR values using MLRsearch algorithm.\
| | ...
| | ... | *Arguments:*
| | ... | - framesize - 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] | ${framesize} | ${phy_cores} | ${rxq}=${None}
| | ...
| | Set Test Variable | ${framesize}
| | Set Test Variable | ${min_rate} | ${10000}
| | ${dut1_vm_refs}= | Create Dictionary
| | Set Test Variable | ${dut1_vm_refs}
| | ...
| | Given Add worker threads and rxqueues to all DUTs | ${phy_cores} | ${rxq}
| | And Add PCI devices to all DUTs
| | ${max_rate} | ${jumbo} = | Get Max Rate And Jumbo And Handle Multi Seg
| | ... | ${s_limit} | ${framesize}
| | And Apply startup configuration on all VPP DUTs
| | When Initialize L2 bridge domains for multiple chains with Vhost-User
| | ... | nf_chains=${4} | nf_nodes=${4}
| | And Configure chains of NFs with dpdk-testpmd-mac connected via vhost-user
| | ... | nf_chains=${4} | nf_nodes=${4} | jumbo=${jumbo}
| | ... | perf_qemu_qsz=${1024} | use_tuned_cfs=${False}
| | Then Find NDR and PDR intervals using optimized search
| | ... | ${framesize} | ${traffic_profile} | ${min_rate} | ${max_rate}
*** Test Cases ***
| tc01-64B-1c-eth-l2bd-32vhost-4chain-16vm-l3fwdip4-ndrpdr
| | [Tags] | 64B | 1C
| | framesize=${64} | phy_cores=${1}
| tc02-64B-2c-eth-l2bd-32vhost-4chain-16vm-l3fwdip4-ndrpdr
| | [Tags] | 64B | 2C
| | framesize=${64} | phy_cores=${2}
| tc04-1518B-1c-eth-l2bd-32vhost-4chain-16vm-l3fwdip4-ndrpdr
| | [Tags] | 1518B | 1C
| | framesize=${1518} | phy_cores=${1}
| tc05-1518B-2c-eth-l2bd-32vhost-4chain-16vm-l3fwdip4-ndrpdr
| | [Tags] | 1518B | 2C
| | framesize=${1518} | phy_cores=${2}
| tc07-9000B-1c-eth-l2bd-32vhost-4chain-16vm-l3fwdip4-ndrpdr
| | [Tags] | 9000B | 1C
| | framesize=${9000} | phy_cores=${1}
| tc08-9000B-2c-eth-l2bd-32vhost-4chain-16vm-l3fwdip4-ndrpdr
| | [Tags] | 9000B | 2C
| | framesize=${9000} | phy_cores=${2}
| tc10-IMIX-1c-eth-l2bd-32vhost-4chain-16vm-l3fwdip4-ndrpdr
| | [Tags] | IMIX | 1C
| | framesize=IMIX_v4_1 | phy_cores=${1}
| tc11-IMIX-2c-eth-l2bd-32vhost-4chain-16vm-l3fwdip4-ndrpdr
| | [Tags] | IMIX | 2C
| | framesize=IMIX_v4_1 | phy_cores=${2}
|
