X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=tests%2Fperf%2FLong_Xconnect_Dot1q_Intel-X520-DA2.robot;h=2bb435d5c26cbf7656547585e48abc6bd4a4b900;hp=16991309535444dc980562e966e2c765b94a7f30;hb=75485dc04cea50c7d2dac02f1f50c7f6ad705b63;hpb=345cd09bbbe57514f59d686a0338b672a786eba3

diff --git a/tests/perf/Long_Xconnect_Dot1q_Intel-X520-DA2.robot b/tests/perf/Long_Xconnect_Dot1q_Intel-X520-DA2.robot
index 1699130953..2bb435d5c2 100644
--- a/tests/perf/Long_Xconnect_Dot1q_Intel-X520-DA2.robot
+++ b/tests/perf/Long_Xconnect_Dot1q_Intel-X520-DA2.robot
@@ -20,8 +20,13 @@
 | ... | L2 | Intel-X520-DA2
 | Suite Teardown | 3-node Performance Suite Teardown
 | Test Setup | Setup all DUTs before test
-| Test Teardown | Run Keywords | Remove startup configuration of VPP from all DUTs
-| ...           | AND          | Show vpp trace dump on all DUTs
+| Test Teardown | Run Keywords
+| ...           | Run Keyword If Test Failed
+| ...           | Traffic should pass with no loss | 10
+| ...           | ${min_rate}pps | ${framesize} | 3-node-xconnect
+| ...           | fail_on_loss=${False}
+| ...           | AND | Remove startup configuration of VPP from all DUTs
+| ...           | AND | Show vpp trace dump on all DUTs
 | Documentation | *RFC2544: Pkt throughput L2XC with 802.1q test cases*
 | ...
 | ... | *[Top] Network Topologies:* TG-DUT1-DUT2-TG 3-node circular topology
@@ -47,6 +52,8 @@
 *** Variables ***
 | ${subid}= | 10
 | ${tag_rewrite}= | pop-1
+#X520-DA2 bandwidth limit
+| ${s_limit} | ${10000000000}
 
 *** Test Cases ***
 | TC01: 64B NDR binary search - DUT L2XC with 802.1q - 1thread 1core 1rxq
@@ -55,13 +62,13 @@
 | | ... | 1 receive queue per NIC port. [Ver] Find NDR for 64 Byte frames
 | | ... | using binary search start at 10GE linerate, step 100kpps.
 | | [Tags] | 1_THREAD_NOHTT_RXQUEUES_1 | SINGLE_THREAD | NDR
-| | ${framesize}= | Set Variable | 64
-| | ${min_rate}= | Set Variable | 100000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_68B}
+| | ${framesize}= | Set Variable | ${64}
+| | ${min_rate}= | Set Variable | ${100000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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
@@ -85,13 +92,13 @@
 | | ... | 1 receive queue per NIC port. [Ver] Find PDR for 64 Byte frames
 | | ... | using binary search start at 10GE linerate, step 100kpps, LT=0.5%.
 | | [Tags] | 1_THREAD_NOHTT_RXQUEUES_1 | SINGLE_THREAD | PDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | 64
-| | ${min_rate}= | Set Variable | 100000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_68B}
+| | ${framesize}= | Set Variable | ${64}
+| | ${min_rate}= | Set Variable | ${100000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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
@@ -117,13 +124,13 @@
 | | ... | 1 receive queue per NIC port. [Ver] Find NDR for 1518 Byte frames
 | | ... | using binary search start at 10GE linerate, step 10kpps.
 | | [Tags] | 1_THREAD_NOHTT_RXQUEUES_1 | SINGLE_THREAD | NDR
-| | ${framesize}= | Set Variable | 1518
-| | ${min_rate}= | Set Variable | 10000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_1522B}
+| | ${framesize}= | Set Variable | ${1518}
+| | ${min_rate}= | Set Variable | ${10000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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
@@ -147,13 +154,13 @@
 | | ... | 1 receive queue per NIC port. [Ver] Find PDR for 1518 Byte frames
 | | ... | using binary search start at 10GE linerate, step 10kpps, LT=0.5%.
 | | [Tags] | 1_THREAD_NOHTT_RXQUEUES_1 | SINGLE_THREAD | PDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | 1518
-| | ${min_rate}= | Set Variable | 10000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_1522B}
+| | ${framesize}= | Set Variable | ${1518}
+| | ${min_rate}= | Set Variable | ${10000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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
@@ -179,13 +186,13 @@
 | | ... | 1 receive queue per NIC port. [Ver] Find NDR for 9000 Byte frames
 | | ... | using binary search start at 10GE linerate, step 5kpps.
 | | [Tags] | 1_THREAD_NOHTT_RXQUEUES_1 | SINGLE_THREAD | NDR
-| | ${framesize}= | Set Variable | 9000
-| | ${min_rate}= | Set Variable | 5000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_9004B}
+| | ${framesize}= | Set Variable | ${9000}
+| | ${min_rate}= | Set Variable | ${10000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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   Apply startup configuration on all VPP DUTs
 | | And   VPP interfaces in path are up in a 3-node circular topology
@@ -208,13 +215,13 @@
 | | ... | 1 receive queue per NIC port. [Ver] Find PDR for 9000 Byte frames
 | | ... | using binary search start at 10GE linerate, step 5kpps, LT=0.5%.
 | | [Tags] | 1_THREAD_NOHTT_RXQUEUES_1 | SINGLE_THREAD | PDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | 9000
-| | ${min_rate}= | Set Variable | 5000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_9004B}
+| | ${framesize}= | Set Variable | ${9000}
+| | ${min_rate}= | Set Variable | ${10000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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   Apply startup configuration on all VPP DUTs
 | | And   VPP interfaces in path are up in a 3-node circular topology
@@ -239,13 +246,13 @@
 | | ... | 1 receive queue per NIC port. [Ver] Find NDR for 64 Byte frames
 | | ... | using binary search start at 10GE linerate, step 100kpps.
 | | [Tags] | 2_THREAD_NOHTT_RXQUEUES_1 | MULTI_THREAD | NDR
-| | ${framesize}= | Set Variable | 64
-| | ${min_rate}= | Set Variable | 100000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_68B}
+| | ${framesize}= | Set Variable | ${64}
+| | ${min_rate}= | Set Variable | ${100000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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
@@ -269,13 +276,13 @@
 | | ... | 1 receive queue per NIC port. [Ver] Find PDR for 64 Byte frames
 | | ... | using binary search start at 10GE linerate, step 100kpps, LT=0.5%.
 | | [Tags] | 2_THREAD_NOHTT_RXQUEUES_1 | MULTI_THREAD | PDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | 64
-| | ${min_rate}= | Set Variable | 100000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_68B}
+| | ${framesize}= | Set Variable | ${64}
+| | ${min_rate}= | Set Variable | ${100000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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
@@ -301,13 +308,13 @@
 | | ... | 1 receive queue per NIC port. [Ver] Find NDR for 1518 Byte frames
 | | ... | using binary search start at 10GE linerate, step 10kpps.
 | | [Tags] | 2_THREAD_NOHTT_RXQUEUES_1 | MULTI_THREAD | NDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | 1518
-| | ${min_rate}= | Set Variable | 10000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_1522B}
+| | ${framesize}= | Set Variable | ${1518}
+| | ${min_rate}= | Set Variable | ${10000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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
@@ -331,13 +338,13 @@
 | | ... | 1 receive queue per NIC port. [Ver] Find PDR for 1518 Byte frames
 | | ... | using binary search start at 10GE linerate, step 10kpps, LT=0.5%.
 | | [Tags] | 2_THREAD_NOHTT_RXQUEUES_1 | MULTI_THREAD | PDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | 1518
-| | ${min_rate}= | Set Variable | 10000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_1522B}
+| | ${framesize}= | Set Variable | ${1518}
+| | ${min_rate}= | Set Variable | ${10000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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
@@ -363,13 +370,13 @@
 | | ... | 1 receive queue per NIC port. [Ver] Find NDR for 9000 Byte frames
 | | ... | using binary search start at 10GE linerate, step 5kpps.
 | | [Tags] | 2_THREAD_NOHTT_RXQUEUES_1 | MULTI_THREAD | NDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | 9000
-| | ${min_rate}= | Set Variable | 5000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_9004B}
+| | ${framesize}= | Set Variable | ${9000}
+| | ${min_rate}= | Set Variable | ${10000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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   Apply startup configuration on all VPP DUTs
 | | And   VPP interfaces in path are up in a 3-node circular topology
@@ -392,13 +399,13 @@
 | | ... | 1 receive queue per NIC port. [Ver] Find PDR for 9000 Byte frames
 | | ... | using binary search start at 10GE linerate, step 5kpps, LT=0.5%.
 | | [Tags] | 2_THREAD_NOHTT_RXQUEUES_1 | MULTI_THREAD | PDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | 9000
-| | ${min_rate}= | Set Variable | 5000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_9004B}
+| | ${framesize}= | Set Variable | ${9000}
+| | ${min_rate}= | Set Variable | ${10000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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   Apply startup configuration on all VPP DUTs
 | | And   VPP interfaces in path are up in a 3-node circular topology
@@ -423,13 +430,13 @@
 | | ... | 2 receive queues per NIC port. [Ver] Find NDR for 64 Byte frames
 | | ... | using binary search start at 10GE linerate, step 100kpps.
 | | [Tags] | 4_THREAD_NOHTT_RXQUEUES_2 | MULTI_THREAD | NDR
-| | ${framesize}= | Set Variable | 64
-| | ${min_rate}= | Set Variable | 100000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_68B}
+| | ${framesize}= | Set Variable | ${64}
+| | ${min_rate}= | Set Variable | ${100000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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
@@ -453,13 +460,13 @@
 | | ... | 2 receive queues per NIC port. [Ver] Find PDR for 64 Byte frames
 | | ... | using binary search start at 10GE linerate, step 100kpps, LT=0.5%.
 | | [Tags] | 4_THREAD_NOHTT_RXQUEUES_2 | MULTI_THREAD | PDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | 64
-| | ${min_rate}= | Set Variable | 100000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_68B}
+| | ${framesize}= | Set Variable | ${64}
+| | ${min_rate}= | Set Variable | ${100000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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
@@ -485,13 +492,13 @@
 | | ... | 2 receive queues per NIC port. [Ver] Find NDR for 1518 Byte frames
 | | ... | using binary search start at 10GE linerate, step 10kpps.
 | | [Tags] | 4_THREAD_NOHTT_RXQUEUES_2 | MULTI_THREAD | NDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | 1518
-| | ${min_rate}= | Set Variable | 10000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_1522B}
+| | ${framesize}= | Set Variable | ${1518}
+| | ${min_rate}= | Set Variable | ${10000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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
@@ -515,13 +522,13 @@
 | | ... | 2 receive queues per NIC port. [Ver] Find PDR for 1518 Byte frames
 | | ... | using binary search start at 10GE linerate, step 10kpps, LT=0.5%.
 | | [Tags] | 4_THREAD_NOHTT_RXQUEUES_2 | MULTI_THREAD | PDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | 1518
-| | ${min_rate}= | Set Variable | 10000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_1522B}
+| | ${framesize}= | Set Variable | ${1518}
+| | ${min_rate}= | Set Variable | ${10000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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
@@ -547,13 +554,13 @@
 | | ... | 2 receive queues per NIC port. [Ver] Find NDR for 9000 Byte frames
 | | ... | using binary search start at 10GE linerate, step 5kpps.
 | | [Tags] | 4_THREAD_NOHTT_RXQUEUES_2 | MULTI_THREAD | NDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | 9000
-| | ${min_rate}= | Set Variable | 5000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_9004B}
+| | ${framesize}= | Set Variable | ${9000}
+| | ${min_rate}= | Set Variable | ${10000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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   Apply startup configuration on all VPP DUTs
 | | And   VPP interfaces in path are up in a 3-node circular topology
@@ -576,13 +583,13 @@
 | | ... | 2 receive queues per NIC port. [Ver] Find PDR for 9000 Byte frames
 | | ... | using binary search start at 10GE linerate, step 5kpps, LT=0.5%.
 | | [Tags] | 4_THREAD_NOHTT_RXQUEUES_2 | MULTI_THREAD | PDR | SKIP_PATCH
-| | ${framesize}= | Set Variable | 9000
-| | ${min_rate}= | Set Variable | 5000
-| | ${max_rate}= | Set Variable | ${10Ge_linerate_pps_9004B}
+| | ${framesize}= | Set Variable | ${9000}
+| | ${min_rate}= | Set Variable | ${10000}
+| | ${max_rate}= | Calculate pps | ${s_limit} | ${framesize + 4}
 | | ${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' without HTT to all DUTs
+| | 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   Apply startup configuration on all VPP DUTs
 | | And   VPP interfaces in path are up in a 3-node circular topology