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diff --git a/docs/report/introduction/methodology_hoststack_testing/methodology_quic_with_vppecho.rst b/docs/report/introduction/methodology_hoststack_testing/methodology_quic_with_vppecho.rst new file mode 100644 index 0000000000..064f643f3b --- /dev/null +++ b/docs/report/introduction/methodology_hoststack_testing/methodology_quic_with_vppecho.rst @@ -0,0 +1,46 @@ +QUIC/UDP/IP with vpp_echo +^^^^^^^^^^^^^^^^^^^^^^^^^ + +`vpp_echo performance testing tool <https://wiki.fd.io/view/VPP/HostStack#External_Echo_Server.2FClient_.28vpp_echo.29>`_ +is a bespoke performance test application which utilizes the 'native +HostStack APIs' to verify performance and correct handling of +connection/stream events with uni-directional and bi-directional +streams of data. + +Because iperf3 does not support the QUIC transport protocol, vpp_echo +is used for measuring the maximum attainable goodput of the VPP Host +Stack connection utilizing the QUIC transport protocol across two +instances of VPP running on separate DUT nodes. The QUIC transport +protocol supports multiple streams per connection and test cases +utilize different combinations of QUIC connections and number of +streams per connection. + +The test configuration is as follows: + +:: + + DUT1 Network DUT2 + [ vpp_echo-client -> VPP1 ]=======[ VPP2 -> vpp_echo-server] + N-streams/connection + +where, + +1. vpp_echo server attaches to VPP2 and LISTENs on VPP2:TCP port 1234. +2. vpp_echo client creates one or more connections to VPP1 and opens + one or more stream per connection to VPP2:TCP port 1234. +3. vpp_echo client transmits a uni-directional stream as fast as the + VPP Host Stack allows to the vpp_echo server for the test duration. +4. At the end of the test the vpp_echo client emits the goodput + measurements for all streams and the sum of all streams. + +Test cases include + +1. 1 QUIC Connection with 1 Stream +2. 1 QUIC connection with 10 Streams +3. 10 QUIC connetions with 1 Stream +4. 10 QUIC connections with 10 Streams + +with stream sizes to provide reasonable test durations. The VPP Host +Stack QUIC transport is configured to utilize the picotls encryption +library. In the future, tests utilizing addtional encryption +algorithms will be added. |