4 This section provides a summary of VPP Phy-to-VM-to-Phy VM vhost-user
5 performance illustrating packet latency measured at 50% of discovered NDR
6 throughput rate. Latency is reported for VPP running in multiple
7 configurations of VPP worker thread(s), a.k.a. VPP data plane thread (s), and
8 their physical CPU core(s) placement.
10 *Title of each graph* is a regex (regular expression) matching all plotted
11 latency test cases, *X-axis labels* are indeces of csit-vpp-perf-1701 jobs
12 that created result output files used as data sources for the graph,
13 *Y-axis labels* are measured packet Latency [uSec] values, and the *graph
14 legend* identifes the plotted test suites.
18 Data sources for reported test results: i) FD.io test executor jobs
19 `csit-vpp-perf-1701-all
20 <https://jenkins.fd.io/view/csit/job/csit-vpp-perf-1701-all/>`_ and
21 `csit-vpp-perf-1701-long
22 <https://jenkins.fd.io/view/csit/job/csit-vpp-perf-1701-long/>`_
23 , ii) archived FD.io jobs test result `output files
24 <../../_static/archive/>`_.
26 VPP packet latency - running in configuration of **one worker thread (1t) on one
27 physical core (1c)** - is presented in the figure below.
31 <iframe width="700" height="700" frameborder="0" scrolling="no" src="../../_static/vpp/64B-1t1c-vhost-ndrdisc-lat50.html"></iframe>
33 *Figure 1. VPP 1thread 1core - packet latency for Phy-to-VM-to-Phy VM vhost-user.*
35 CSIT test cases used to generate results presented above can be found in CSIT
36 git repository by filtering with specified regex as follows:
41 $ grep -E "64B-1t1c-.*vhost.*-ndrdisc" *
43 10ge2p1x520-dot1q-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc01-64B-1t1c-dot1q-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
44 10ge2p1x520-dot1q-l2xcbase-eth-2vhost-1vm-ndrdisc.robot:| tc01-64B-1t1c-eth-l2xcbase-eth-2vhost-1vm-ndrdisc
45 10ge2p1x520-ethip4-ip4base-eth-2vhost-1vm-ndrdisc.robot:| tc01-64B-1t1c-ethip4-ip4base-eth-2vhost-1vm-ndrdisc
46 10ge2p1x520-ethip4vxlan-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc01-64B-1t1c-ethip4vxlan-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
47 10ge2p1x520-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc01-64B-1t1c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
48 10ge2p1x520-eth-l2xcbase-eth-2vhost-1vm-ndrdisc.robot:| tc01-64B-1t1c-eth-l2xcbase-eth-2vhost-1vm-ndrdisc
49 10ge2p1x710-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc01-64B-1t1c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
50 40ge2p1xl710-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc01-64B-1t1c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
52 VPP packet latency - running in configuration of **two worker threads (2t) on two
53 physical cores (2c)** - is presented in the figure below.
57 <iframe width="700" height="700" frameborder="0" scrolling="no" src="../../_static/vpp/64B-2t2c-vhost-ndrdisc-lat50.html"></iframe>
59 *Figure 2. VPP 2threads 2cores - packet latency for Phy-to-VM-to-Phy VM vhost-user.*
61 CSIT test cases used to generate results presented above can be found in CSIT
62 git repository by filtering with specified regex as follows:
67 $ grep -E "64B-2t2c-.*vhost.*-ndrdisc" *
69 10ge2p1x520-dot1q-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc07-64B-2t2c-dot1q-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
70 10ge2p1x520-dot1q-l2xcbase-eth-2vhost-1vm-ndrdisc.robot:| tc07-64B-2t2c-eth-l2xcbase-eth-2vhost-1vm-ndrdisc
71 10ge2p1x520-ethip4-ip4base-eth-2vhost-1vm-ndrdisc.robot:| tc07-64B-2t2c-ethip4-ip4base-eth-2vhost-1vm-ndrdisc
72 10ge2p1x520-ethip4vxlan-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc07-64B-2t2c-ethip4vxlan-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
73 10ge2p1x520-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc07-64B-2t2c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
74 10ge2p1x520-eth-l2xcbase-eth-2vhost-1vm-ndrdisc.robot:| tc07-64B-2t2c-eth-l2xcbase-eth-2vhost-1vm-ndrdisc
75 10ge2p1x710-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc07-64B-2t2c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
76 40ge2p1xl710-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc07-64B-2t2c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
78 VPP packet latency - running in configuration of **four worker threads (4t) on four
79 physical cores (4c)** - is presented in the figure below.
83 <iframe width="700" height="700" frameborder="0" scrolling="no" src="../../_static/vpp/64B-4t4c-vhost-ndrdisc-lat50.html"></iframe>
85 *Figure 3. VPP 4threads 4cores - packet latency for Phy-to-VM-to-Phy VM vhost-user.*
87 CSIT test cases used to generate results presented above can be found in CSIT
88 git repository by filtering with specified regex as follows:
93 $ grep -E "64B-4t4c-.*vhost.*-ndrdisc" *
95 10ge2p1x520-dot1q-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc13-64B-4t4c-dot1q-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
96 10ge2p1x520-dot1q-l2xcbase-eth-2vhost-1vm-ndrdisc.robot:| tc13-64B-4t4c-eth-l2xcbase-eth-2vhost-1vm-ndrdisc
97 10ge2p1x520-ethip4-ip4base-eth-2vhost-1vm-ndrdisc.robot:| tc13-64B-4t4c-ethip4-ip4base-eth-2vhost-1vm-ndrdisc
98 10ge2p1x520-ethip4vxlan-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc13-64B-4t4c-ethip4vxlan-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
99 10ge2p1x520-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc13-64B-4t4c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
100 10ge2p1x520-eth-l2xcbase-eth-2vhost-1vm-ndrdisc.robot:| tc13-64B-4t4c-eth-l2xcbase-eth-2vhost-1vm-ndrdisc
101 10ge2p1x710-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc13-64B-4t4c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
102 40ge2p1xl710-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc.robot:| tc13-64B-4t4c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc