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# Copyright (c) 2018 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
| Resource | resources/libraries/robot/dpdk/default.robot
| Library | resources.libraries.python.topology.Topology
| Library | resources.libraries.python.NodePath
| Library | resources.libraries.python.InterfaceUtil
| Library | resources.libraries.python.DPDK.DPDKTools
| ...
| Force Tags | 3_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV | NDRPDR | 1NUMA
| ... | NIC_Intel-XL710 | DPDK | IP4FWD | BASE | ETH
| ...
| Suite Setup | Set up DPDK 3-node performance topology with DUT's NIC model
| ... | L3 | Intel-XL710
| Suite Teardown | Tear down DPDK 3-node performance topology
| ...
| Test template | Local template
| ...
| Documentation | *Raw results IPv4 routing test cases*
| ... | *[Top] Network Topologies:* TG-DUT1-DUT2-TG 3-node circular topology\
| ... | with single links between nodes.
| ... | *[Enc] Packet Encapsulations:* Eth-IPv4 for L3 IPv4 routing.
| ... | *[Cfg] DUT configuration:* DUT1 and DUT2 run the DPDK l3fwd application\
| ... | DUT1 and DUT2 tested with 2p40GE NIC XL710 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, 253 flows per flow-group) with\
| ... | all packets containing Ethernet header,IPv4 header with static payload.\
| ... | MAC addresses are matching MAC addresses of the TG node interfaces.
*** 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}
# Traffic profile:
| ${traffic_profile}= | trex-sl-3n-ethip4-ip4dst253_l3fwd
*** Keywords ***
| Local template
| | [Documentation]
| | ... | [Cfg] DUT runs L3 IPv4 routing config.\
| | ... | Each DUT uses ${phy_cores} physical core(s) for worker threads.
| | ... | [Ver] Measure NDR and PDR values using MLRsearch algorithm.
| | ...
| | [Arguments] | ${framesize} | ${phy_cores} | ${rxq}=${None}
| | ...
| | Set Test Variable | ${framesize}
| | Set Test Variable | ${min_rate} | ${20000}
| | ${get_framesize}= | Get Frame Size | ${framesize}
| | ${max_rate}= | Calculate pps | ${s_24.5G} | ${get_framesize}
| | ${max_rate}= | Set Variable If
| | ... | ${max_rate} > ${s_18.75Mpps} | ${s_18.75Mpps} | ${max_rate}
| | ${jumbo_frames}= | Set Variable If
| | ... | ${get_framesize} < ${1522} | ${False} | ${True}
| | ...
| | Given Start L3FWD on all DUTs | ${phy_cores} | ${rxq} | ${jumbo_frames}
| | Then Find NDR and PDR intervals using optimized search
| | ... | ${framesize} | ${traffic_profile} | ${min_rate} | ${max_rate}
*** Test Cases ***
| tc01-64B-1t1c-ethip4-ip4base-l3fwd-ndrpdr
| | [Tags] | 64B | 1C
| | framesize=${64} | phy_cores=${1}
| tc02-1518B-1t1c-ethip4-ip4base-l3fwd-ndrpdr
| | [Tags] | 1518B | 1C
| | framesize=${1518} | phy_cores=${1}
| tc03-9000B-1t1c-ethip4-ip4base-l3fwd-ndrpdr
| | [Tags] | 9000B | 1C
| | framesize=${9000} | phy_cores=${1}
| tc04-IMIX-1t1c-ethip4-ip4base-l3fwd-ndrpdr
| | [Tags] | IMIX | 1C
| | framesize=IMIX_v4_1 | phy_cores=${1}
| tc05-64B-2t2c-ethip4-ip4base-l3fwd-ndrpdr
| | [Tags] | 64B | 2C
| | framesize=${64} | phy_cores=${2}
| tc06-1518B-2t2c-ethip4-ip4base-l3fwd-ndrpdr
| | [Tags] | 1518B | 2C
| | framesize=${1518} | phy_cores=${2}
| tc07-9000B-2t2c-ethip4-ip4base-l3fwd-ndrpdr
| | [Tags] | 9000B | 2C
| | framesize=${9000} | phy_cores=${2}
| tc08-IMIX-2t2c-ethip4-ip4base-l3fwd-ndrpdr
| | [Tags] | IMIX | 2C
| | framesize=IMIX_v4_1 | phy_cores=${2}
| tc09-64B-4t4c-ethip4-ip4base-l3fwd-ndrpdr
| | [Tags] | 64B | 4C
| | framesize=${64} | phy_cores=${4}
| tc10-1518B-4t4c-ethip4-ip4base-l3fwd-ndrpdr
| | [Tags] | 1518B | 4C
| | framesize=${1518} | phy_cores=${4}
| tc11-9000B-4t4c-ethip4-ip4base-l3fwd-ndrpdr
| | [Tags] | 9000B | 4C
| | framesize=${9000} | phy_cores=${4}
| tc12-IMIX-4t4c-ethip4-ip4base-l3fwd-ndrpdr
| | [Tags] | IMIX | 4C
| | framesize=IMIX_v4_1 | phy_cores=${4}
|
