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*** Settings ***
| Resource | resources/libraries/robot/performance.robot
| 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
| ... | L3 | 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 | ${framesize} | 3-node-IPv6
| ... | fail_on_loss=${False}
| ... | AND | Remove startup configuration of VPP from all DUTs
| ... | AND | Show vpp trace dump on all DUTs
| Documentation | *RFC2544: Pkt throughput IPv6 routing test cases*
| ...
| ... | *[Top] Network Topologies:* TG-DUT1-DUT2-TG 3-node circular topology
| ... | with single links between nodes.
| ... | *[Enc] Packet Encapsulations:* Eth-IPv6 for IPv6 routing.
| ... | *[Cfg] DUT configuration:* DUT1 and DUT2 are configured with IPv6
| ... | routing and two static IPv6 /64 route entries. 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 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, IPv6 header 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: 78B NDR binary search - DUT IPv6 - 1thread 1core 1rxq
| | [Documentation]
| | ... | [Cfg] DUT runs IPv6 routing config with 1 thread, 1 phy core, \
| | ... | 1 receive queue per NIC port. [Ver] Find NDR for 78 Byte frames
| | ... | using binary search start at 18.75Mpps rate, step 100kpps.
| | [Tags] | 1_THREAD_NOHTT_RXQUEUES_1 | SINGLE_THREAD | NDR
| | ${framesize}= | Set Variable | ${78}
| | ${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 IPv6 forwarding initialized in a 3-node circular topology
| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
| | ... | ${binary_max} | 3-node-IPv6
| | ... | ${min_rate} | ${max_rate}
| | ... | ${threshold}
| TC03: 1518B NDR binary search - DUT IPv6 - 1thread 1core 1rxq
| | [Documentation]
| | ... | [Cfg] DUT runs IPv6 routing 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 IPv6 forwarding initialized in a 3-node circular topology
| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
| | ... | ${binary_max} | 3-node-IPv6
| | ... | ${min_rate} | ${max_rate}
| | ... | ${threshold}
| TC07: 78B NDR binary search - DUT IPv6 - 2threads 2cores 1rxq
| | [Documentation]
| | ... | [Cfg] DUT runs IPv6 routing config with 2 threads, 2 phy cores, \
| | ... | 1 receive queue per NIC port. [Ver] Find NDR for 78 Byte frames
| | ... | using binary search start at 18.75Mpps rate, step 100kpps.
| | [Tags] | 2_THREAD_NOHTT_RXQUEUES_1 | MULTI_THREAD | NDR
| | ${framesize}= | Set Variable | ${78}
| | ${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 IPv6 forwarding initialized in a 3-node circular topology
| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
| | ... | ${binary_max} | 3-node-IPv6
| | ... | ${min_rate} | ${max_rate}
| | ... | ${threshold}
| TC09: 1518B NDR binary search - DUT IPv6 - 2threads 2cores 1rxq
| | [Documentation]
| | ... | [Cfg] DUT runs IPv6 routing 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 IPv6 forwarding initialized in a 3-node circular topology
| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
| | ... | ${binary_max} | 3-node-IPv6
| | ... | ${min_rate} | ${max_rate}
| | ... | ${threshold}
| TC13: 78B NDR binary search - DUT IPv6 - 4threads 4cores 2rxq
| | [Documentation]
| | ... | [Cfg] DUT runs IPv6 routing config with 4 threads, 4 phy cores, \
| | ... | 2 receive queues per NIC port. [Ver] Find NDR for 78 Byte frames
| | ... | using binary search start at 18.75Mpps rate, step 100kpps.
| | [Tags] | 4_THREAD_NOHTT_RXQUEUES_2 | MULTI_THREAD | NDR
| | ${framesize}= | Set Variable | ${78}
| | ${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 IPv6 forwarding initialized in a 3-node circular topology
| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
| | ... | ${binary_max} | 3-node-IPv6
| | ... | ${min_rate} | ${max_rate}
| | ... | ${threshold}
| TC15: 1518B NDR binary search - DUT IPv6 - 4threads 4cores 2rxq
| | [Documentation]
| | ... | [Cfg] DUT runs IPv6 routing 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 IPv6 forwarding initialized in a 3-node circular topology
| | Then Find NDR using binary search and pps | ${framesize} | ${binary_min}
| | ... | ${binary_max} | 3-node-IPv6
| | ... | ${min_rate} | ${max_rate}
| | ... | ${threshold}
