X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=docs%2Freport%2Fvpp_performance_tests%2Fcsit_release_notes.rst;h=e0c1725cba780da2c7efdc2526f766bb6f011018;hb=054fc471e2f25e4d09287ab058daf9c04717d7b7;hp=b8b3419de76989fca18998dd5c2611c906d09214;hpb=3b0d5244f56ce6a2fb6f9233f650435cee01d7cd;p=csit.git diff --git a/docs/report/vpp_performance_tests/csit_release_notes.rst b/docs/report/vpp_performance_tests/csit_release_notes.rst index b8b3419de7..e0c1725cba 100644 --- a/docs/report/vpp_performance_tests/csit_release_notes.rst +++ b/docs/report/vpp_performance_tests/csit_release_notes.rst @@ -165,11 +165,29 @@ Issues reported in previous releases which were fixed in this release: | | `_ | Two symptoms: 1. 10-20% regression across most tests. 2. DUT performance cap just below 38 Mpps. | +----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +.. _vpp_rca: + Root Cause Analysis for Performance Changes ------------------------------------------- List of RCAs in |csit-release| for VPP performance changes: -+----+-----------------------------------------+--------------------------------------------------------------+ -| # | JiraID | Issue Description | -+====+=========================================+==============================================================+ ++----+-----------------------------------------+-------------------------------------------------------------------------------------+ +| # | JiraID | Issue Description | ++====+=========================================+=====================================================================================+ +| 1 | `CSIT-1851 | trending regression: various icelake tests around 2202-04-15 | +| | `_ | Somewhat expected consequence of a VPP usability fix, | +| | | the previous VPP compiler version was too new for the OS used. | ++----+-----------------------------------------+-------------------------------------------------------------------------------------+ +| 2 | `VPP-2030 | regression: ip6base on ICX around 2022-03-23 | +| | `_ | "Loads blocked due to overlapping with a preceding store that cannot be forwarded." | +| | | started happening in ip6-lookup graph node. | ++----+-----------------------------------------+-------------------------------------------------------------------------------------+ +| 3 | `CSIT-1852 | 2n-zn2 mellanox performance cap | +| | `_ | Old issue, only now distinguished from CSIT-1751. | +| | | This testbed+nic combination is capped below 28 Mpps, cause not identified yet. | ++----+-----------------------------------------+-------------------------------------------------------------------------------------+ +| 4 | `CSIT-1853 | trending regression: nat44ed cps around 2202-04-01 | +| | `_ | VPP change added more computation to slow path (in order to support multiple VRFs). | +| | | Not clear if the VPP implementation is optimized enough. | ++----+-----------------------------------------+-------------------------------------------------------------------------------------+