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2022-05-03feat(astf): Support framesizes for ASTFVratko Polak1-12/+37
- No support for IMIX. + Fix a bad bug in padding (most ASTF profiles had wrong frame sizes). + Fix a big typo in TCP PPS profiles (s->c was not data, just RST). + Control transaction size via ASTF_N_DATA_FRAMES env variable. - Default value 5 leads to transactions smaller than before. + It ensures transaction is one burst (per direction) even for jumbo. + Edit autogen to set supported frame sizes based on suite id. + Both TCP and UDP use the same values: + 64B for CPS (exact for UDP, nominal for TCP). + 100B, 1518B and 9000B for TPUT and PPS. - TCP TPUT achievable minimum is 70B. + Used 100B to leave room for possible IPv6 ASTF tests. + Separate function for code reused by vpp and trex tests. - I do not really like the new "copy and edit" approach added here. + But it is a quick edit, better autogen refactor is low priority. + Consider both established and transitory sessions as valid. - Mostly for compatibility with 2202 behavior and to avoid ramp-ups. - Assuming both session states have similar enough VPP CPU overhead. + Added a TODO to investigate and maybe reconsider later. + Update the state timeout value to 240s. + That is the default for TCP (for transitory state). - UDP could keep using 300s. + But I prefer UDP and TCP to behave as similarly as possible. + Use TRex tunables to get the exact frame size (for data packets). - It is not clear why the recipe for MSS has to be this complicated. + Move code away from profile init, as frame size is not known there. + Change internal profile API, so values related to MSS are passed. + Lower ramp-up rate for TCP TPUT tests. + Because without lower rate, jumbo fails on packet loss in ramp-up. + UDP TPUT ramp-up rate also lowered (just to keep suites more similar). + Distinguish one-direction and aggregated average frame size. + Update keyword documentation where the distiction matters. + One-direction is needed for turning bandwidth limit to TPS limit. + Aggregated is needed for correct NDRPDR bandwidth result value. - TCP TPUT will always be few percent below bidirectional maximum. + That is unavoidable, as one direction sends more control packets. + Add runtime consistency checks so future refactors are safer. + Fail if padding requested would be negative. + Fail if suite claims unexpected values for packets per transaction. + Edit the 4 types of ASTF profiles to keep them similar to each other. + Move UDP TPUT limit value from a field back to direct argument. + Stop pretending first UDP packet is not data. + Apply small improvements where convenient. + Replace "aggregate" with "aggregated" where possible. + To lower probability of any future typos in variable names. + Avoid calling Set Numeric Frame Sizes twice. + Code formatting, keyword documentation, code comments, ... + Add TODOs for less important code quality improvements. - Postpone updating of methodology pages to a subsequent change. Change-Id: I4b381e5210e69669f972326202fdcc5a2c9c923b Signed-off-by: Vratko Polak <vrpolak@cisco.com>
2021-12-13doc: fixing documentation structureViliam Luc1-18/+24
When building documentation using sphinx we see ~1200 similar warnings [0] [0] - https://s3-logs.fd.io/vex-yul-rot-jenkins-1/csit-verify-tox-master-ubuntu2004-x86_64/3289/doc_verify.log.gz These warning are harmless and can be fixed later Signed-off-by: Viliam Luc <vluc@cisco.com> Change-Id: I1ac1099d38935971d47491dde905715345d3935c
2021-05-26Perf: Add perfmon_plugin for telemetrypmikus1-1/+1
Signed-off-by: pmikus <pmikus@cisco.com> Change-Id: I710af90aa5474381a82095c8a11ecf6c01c2483b
2021-02-05NAT44ed: Add pure throuhput bidir testsVratko Polak1-0/+142
+ With ramp-up, without reset, with session verification. + Uses the same profile as pps tests. + Ramp up duration is not specified, as duration is computed. + Timeout tracking with automated ramp-up. + Correct computation of next duration. + Checking both early and late sessions. + No loss measurement also acts as a ramp-up. + Return ReceiveRateMeasurement from send_traffic_on_tg_internal, as that is needed for detecting whether trial is ok as ramp up. - Udp needs quite low ramp-up rate after recent regression. - Max scale has higher rate (so failing) to avoid session timeouts. + Bump copyright year. Change-Id: I50c928659cd5b985b490a2e5fb69c5cd790600b0 Signed-off-by: Vratko Polak <vrpolak@cisco.com>