#fdio-vpp: fdio-vpp

Meeting started by DaveBarach at 15:00:22 UTC (full logs).

Meeting summary

  1. CSIT (Maciek reporting) (DaveBarach, 15:02:55)
    1. done w/ CSIT 20.02 (DaveBarach, 15:03:31)
    2. will update 20.05 deliverables on wiki this week (DaveBarach, 15:04:11)
    3. Skylake: delayed testing due to ucode updates (DaveBarach, 15:04:33)
    4. iidentified 3 issues: 1. 30% perf regression on Cascade Lake (DaveBarach, 15:05:01)
    5. ACTION: Maciek to up date vpp-dev / csit mailers (DaveBarach, 15:08:09)
    6. DPDK tests also affected (DaveBarach, 15:08:25)
    7. Issues 2, 3 reproduced by Intel Chandler (DaveBarach, 15:08:50)
    8. Would like to publish numbers and move on. Two options: increase queue lengths -> PDR rates much better on 3-node testbed (DaveBarach, 15:10:46)
    9. AGREED: Go with Suggestion 1 (DaveBarach, 15:14:30)

  2. Host Stack (Florin) (DaveBarach, 15:15:09)
    1. Major FIFO refactor merged. Considerable memory savings at a minor cost in CPU cycles (DaveBarach, 15:15:41)
    2. improved timer pacing, spread timer expirations over 50ms so we don't handle too many timers per dispatch loop (DaveBarach, 15:16:57)
    3. Session layer scheduling improvements, to limit max packet bursts per dispatch cycle (DaveBarach, 15:17:23)
    4. VCL lock layer (VLS) used w/ LD_PRELOAD shim improve lock efficiency (DaveBarach, 15:17:53)
    5. requests/sec testing w/ wrk 1.4 e 6/sec, improved to 1.9 e6 /sec (DaveBarach, 15:19:06)

  3. Documentation (John DeNisco) (DaveBarach, 15:20:07)
    1. whitepaper send to conference, conf. cancelled due to Coronavirus (DaveBarach, 15:21:28)
    2. https://wiki.lfnetworking.org/display/LN/3.+Brief+project+overview (dwallacelf, 15:21:38)
    3. John will attend marketing meetings to push blog post forward (DaveBarach, 15:21:52)
    4. John's link https://wiki.lfnetworking.org/display/LN/3.+Brief+project+overview (florinc, 15:22:52)

  4. Release Management (Dave W, Andrew on PTO) (DaveBarach, 15:24:14)
    1. 20.05 release plan published (DaveBarach, 15:24:35)
    2. https://wiki.fd.io/view/Projects/vpp/Release_Plans/Release_Plan_20.05 (DaveBarach, 15:24:49)
    3. dates are in the plan document (DaveBarach, 15:25:04)
    4. 20.01 some commits, no requests for a formal release (DaveBarach, 15:25:35)
    5. 19.08 still pulling non-API changing patches (DaveBarach, 15:26:14)
    6. we haven't been merging API affecting patches, we have one pending (DaveBarach, 15:26:59)
    7. absent a discussion, will -2 the patch. (DaveBarach, 15:27:39)
    8. Vratko has patches ready to do stable/19..08 validation (DaveBarach, 15:29:17)
    9. ACTION: Dave Wallace to follow up with Christian about the IS_INBOUND flag API change (DaveBarach, 15:31:25)
    10. haven't scheduled 19.08.2, if needed please let us know (DaveBarach, 15:32:20)
    11. given timing on 20.05, should deal with 19.08.2 last week of March / beginning of April (DaveBarach, 15:32:48)

  5. Infra (Dave W, Ed K) (DaveBarach, 15:37:03)
    1. no drama (DaveBarach, 15:37:13)
    2. Plan to remove the naginator plugin, may cause more manual rechecks (DaveBarach, 15:38:28)

  6. QoS replacement (Jon L) (DaveBarach, 15:40:38)
    1. any updates? (DaveBarach, 15:40:43)


Meeting ended at 15:48:29 UTC (full logs).

Action items

  1. Maciek to up date vpp-dev / csit mailers
  2. Dave Wallace to follow up with Christian about the IS_INBOUND flag API change


People present (lines said)

  1. DaveBarach (45)
  2. collabot` (3)
  3. florinc (1)
  4. dwallacelf (1)


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