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-1704 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-1704-all
20 <https://jenkins.fd.io/view/csit/job/csit-vpp-perf-1704-all/>`_ ,
21 ii) archived FD.io jobs test result `output files
22 <../../_static/archive/>`_.
24 VPP packet latency - running in configuration of **one worker thread (1t) on one
25 physical core (1c)** - is presented in the figure below.
29 <iframe width="700" height="1000" frameborder="0" scrolling="no" src="../../_static/vpp/64B-1t1c-vhost-ndrdisc-lat50.html"></iframe>
31 *Figure 1. VPP 1thread 1core - packet latency for Phy-to-VM-to-Phy VM vhost-user.*
33 CSIT test cases used to generate results presented above can be found in CSIT
34 git repository by filtering with specified regex as follows:
39 $ grep -E "64B-1t1c-.*vhost.*-ndrdisc" *
41 10ge2p1x520-dot1q-l2bdbasemaclrn-eth-2vhost-1vm-ndrpdrdisc.robot:| tc01-64B-1t1c-dot1q-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
42 10ge2p1x520-dot1q-l2xcbase-eth-2vhost-1vm-ndrpdrdisc.robot:| tc01-64B-1t1c-eth-l2xcbase-eth-2vhost-1vm-ndrdisc
43 10ge2p1x520-ethip4-ip4base-eth-2vhost-1vm-ndrpdrdisc.robot:| tc01-64B-1t1c-ethip4-ip4base-eth-2vhost-1vm-ndrdisc
44 10ge2p1x520-ethip4-ip4base-eth-4vhost-2vm-ndrpdrdisc.robot:| tc01-64B-1t1c-ethip4-ip4base-eth-4vhost-2vm-ndrdisc
45 10ge2p1x520-ethip4vxlan-l2bdbasemaclrn-eth-2vhost-1vm-ndrpdrdisc.robot:| tc01-64B-1t1c-ethip4vxlan-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
46 10ge2p1x520-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrpdrdisc.robot:| tc01-64B-1t1c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
47 10ge2p1x520-eth-l2bdbasemaclrn-eth-4vhost-2vm-ndrpdrdisc.robot:| tc01-64B-1t1c-eth-l2bdbasemaclrn-eth-4vhost-2vm-ndrdisc
48 10ge2p1x520-eth-l2xcbase-eth-2vhost-1vm-ndrpdrdisc.robot:| tc01-64B-1t1c-eth-l2xcbase-eth-2vhost-1vm-ndrdisc
49 10ge2p1x520-eth-l2xcbase-eth-4vhost-2vm-ndrpdrdisc.robot:| tc01-64B-1t1c-eth-l2xcbase-eth-4vhost-2vm-ndrdisc
50 10ge2p1x710-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrpdrdisc.robot:| tc01-64B-1t1c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
51 40ge2p1xl710-ethip4-ip4base-eth-4vhost-2vm-ndrpdrdisc.robot:| tc01-64B-1t1c-eth-ip4base-eth-4vhost-2vm-ndrdisc
52 40ge2p1xl710-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrpdrdisc.robot:| tc01-64B-1t1c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
53 40ge2p1xl710-eth-l2bdbasemaclrn-eth-4vhost-2vm-ndrpdrdisc.robot:| tc01-64B-1t1c-eth-l2bdbasemaclrn-eth-4vhost-2vm-ndrdisc
54 40ge2p1xl710-eth-l2xcbase-eth-4vhost-2vm-ndrpdrdisc.robot:| tc01-64B-1t1c-eth-l2xcbase-eth-4vhost-2vm-ndrdisc
56 VPP packet latency - running in configuration of **two worker threads (2t) on two
57 physical cores (2c)** - is presented in the figure below.
61 <iframe width="700" height="1000" frameborder="0" scrolling="no" src="../../_static/vpp/64B-2t2c-vhost-ndrdisc-lat50.html"></iframe>
63 *Figure 2. VPP 2threads 2cores - packet latency for Phy-to-VM-to-Phy VM vhost-user.*
65 CSIT test cases used to generate results presented above can be found in CSIT
66 git repository by filtering with specified regex as follows:
71 $ grep -E "64B-2t2c-.*vhost.*-ndrdisc" *
73 10ge2p1x520-dot1q-l2bdbasemaclrn-eth-2vhost-1vm-ndrpdrdisc.robot:| tc07-64B-2t2c-dot1q-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
74 10ge2p1x520-dot1q-l2xcbase-eth-2vhost-1vm-ndrpdrdisc.robot:| tc07-64B-2t2c-eth-l2xcbase-eth-2vhost-1vm-ndrdisc
75 10ge2p1x520-ethip4-ip4base-eth-2vhost-1vm-ndrpdrdisc.robot:| tc07-64B-2t2c-ethip4-ip4base-eth-2vhost-1vm-ndrdisc
76 10ge2p1x520-ethip4-ip4base-eth-4vhost-2vm-ndrpdrdisc.robot:| tc07-64B-2t2c-ethip4-ip4base-eth-4vhost-2vm-ndrdisc
77 10ge2p1x520-ethip4vxlan-l2bdbasemaclrn-eth-2vhost-1vm-ndrpdrdisc.robot:| tc07-64B-2t2c-ethip4vxlan-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
78 10ge2p1x520-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrpdrdisc.robot:| tc07-64B-2t2c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
79 10ge2p1x520-eth-l2bdbasemaclrn-eth-4vhost-2vm-ndrpdrdisc.robot:| tc07-64B-2t2c-eth-l2bdbasemaclrn-eth-4vhost-2vm-ndrdisc
80 10ge2p1x520-eth-l2xcbase-eth-2vhost-1vm-ndrpdrdisc.robot:| tc07-64B-2t2c-eth-l2xcbase-eth-2vhost-1vm-ndrdisc
81 10ge2p1x520-eth-l2xcbase-eth-4vhost-2vm-ndrpdrdisc.robot:| tc07-64B-2t2c-eth-l2xcbase-eth-4vhost-2vm-ndrdisc
82 10ge2p1x710-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrpdrdisc.robot:| tc07-64B-2t2c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
83 40ge2p1xl710-ethip4-ip4base-eth-4vhost-2vm-ndrpdrdisc.robot:| tc07-64B-2t2c-eth-ip4base-eth-4vhost-2vm-ndrdisc
84 40ge2p1xl710-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrpdrdisc.robot:| tc07-64B-2t2c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc
85 40ge2p1xl710-eth-l2bdbasemaclrn-eth-4vhost-2vm-ndrpdrdisc.robot:| tc07-64B-2t2c-eth-l2bdbasemaclrn-eth-4vhost-2vm-ndrdisc
86 40ge2p1xl710-eth-l2xcbase-eth-4vhost-2vm-ndrpdrdisc.robot:| tc07-64B-2t2c-eth-l2xcbase-eth-4vhost-2vm-ndrdisc