X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=docs%2Freport%2Fvpp_performance_tests%2Fcsit_release_notes.rst;h=25a2c3378b8f2add2a0179b28f1d635a27cb3643;hp=94e8bde63038173f023ba5d3a19cb466fbc61fd8;hb=e6b2505e14723eaca82204f1f6ef25af4f3e77e7;hpb=4be6395c5b8c1678faf1bdc3cfc1f72e98fce425 diff --git a/docs/report/vpp_performance_tests/csit_release_notes.rst b/docs/report/vpp_performance_tests/csit_release_notes.rst index 94e8bde630..25a2c3378b 100644 --- a/docs/report/vpp_performance_tests/csit_release_notes.rst +++ b/docs/report/vpp_performance_tests/csit_release_notes.rst @@ -1,3 +1,5 @@ +.. _vpp_performance_tests_release_notes: + Release Notes ============= @@ -6,30 +8,65 @@ Changes in |csit-release| #. VPP PERFORMANCE TESTS - - CSIT test environment is versioned, see - :ref:`test_environment_versioning`. - - - To identify performance changes due to VPP code changes from - v20.01.0 to v20.05.0, both have been tested in CSIT environment - ver. 4 and compared against each other. All substantial - progressions has been marked up with RCA analysis. See - :ref:`vpp_compare_current_vs_previous_release` and - :ref:`vpp_known_issues`. + - **Intel Xeon Ice Lake**: Added test data for these platforms. Current + CSIT-2110 report data for Intel Xeon Ice Lake comes from an external source + (Intel labs running CSIT code on "8360Y D Stepping" and "6338N" + processors). For details about the physical setup see + :ref:`tested_physical_topologies`. + + - **MLRsearch improvements**: Added support for multiple packet + throughput rates in a single search, each rate is associated + with a distinct Packet Loss Ratio (PLR) criterion. Previously + only Non Drop Rate (NDR) (PLR=0) and single Partial Drop Rate + (PDR) (PLR<0.5%) were supported. Implemented number of + optimizations improving rate discovery efficiency. + + - **Reduction of tests**: Removed obsolete VPP use cases and + superfluous test combinations from continuous and report test + executions, including: + + - All vts tests, obsolete use cases. + - dot1q tests apart from dot1q-l2bd, superfluous combinations. + - -100flows, -100kflows in all acl tests. + - nat44 tests + + - -pps tests, replaced by -tput tests. + - h1-p1-s1 single session tests, unessential combination. + - h4096-p63-s258048 tests, unessential scale combination. + + - ipsec tests + + - ethip4ipsectptlispgpe. + - policy-aes128gcm. + - policy-aes128cbc-hmac256sha. + - policy-aes128cbc-hmac512sha. + - int-aes128cbc-hmac256sha. + - scale of + + - 400tnlsw. + - 5000tnlsw. + - 20000tnlsw. + - 60000tnlsw. #. TEST FRAMEWORK + - **CSIT test environment** version has been updated to ver. 8, see + :ref:`test_environment_versioning`. + + - **CSIT in AWS environment**: Added CSIT support for AWS c5n + instances environment. + - **CSIT PAPI support**: Due to issues with PAPI performance, VAT is - still used in CSIT for all VPP scale tests. See known issues below. + still used in CSIT for all VPP scale tests. See known issues + below. - - **General Code Housekeeping**: Ongoing RF keywords optimizations, - removal of redundant RF keywords and aligning of suite/test - setup/teardowns. + - **General Code Housekeeping**: Ongoing code optimizations and bug + fixes. #. PRESENTATION AND ANALYTICS LAYER - - **Graphs layout improvements**: Improved performance graphs layout - for better readibility and maintenance: test grouping, axis - labels, descriptions, other informative decoration. + - **Graphs improvements**: Updated Packet Latency graphs, + see :ref:`latency_methodology`. .. raw:: latex @@ -45,29 +82,32 @@ List of known issues in |csit-release| for VPP performance tests: +----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ | # | JiraID | Issue Description | +====+=========================================+===========================================================================================================+ -| 1 | `CSIT-570 | Sporadic (1 in 200) NDR discovery test failures on x520. DPDK reporting rx-errors, indicating L1 issue. | -| | `_ | Suspected issue with HW combination of X710-X520 in LF testbeds. Not observed outside of LF testbeds. | +| 1 | `CSIT-1782 | Multicore AVF tests are failing when trying to create interface. The issue persists after FVL FW upgrade. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 2 | `CSIT-1763 | Adapt ramp-up phase of nat44 tests for different frame sizes. | +| | `_ | Currently ramp-up phase rate and duration values are correctly set for tests with 64B frame size. | +----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 2 | `VPP-662 | 9000B packets not supported by NICs VIC1227 and VIC1387. | -| | `_ | | +| 3 | `CSIT-1671 | All CSIT scale tests can not use PAPI due to much slower performance compared to VAT/CLI (it takes much | +| | `_ | longer to program VPP). This needs to be addressed on the PAPI side. | +| +-----------------------------------------+ The usual PAPI library spends too much time parsing arguments, so even with async processing (hundreds of | +| | `VPP-1763 | commands in flight over socket), the VPP configuration for large scale tests (millions of messages) takes | +| | `_ | too long. | +----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 3 | `VPP-1677 | 9000B ip4 nat44: VPP crash + coredump. | -| | `_ | VPP crashes very often in case that NAT44 is configured and it has to process IP4 jumbo frames (9000B). | +| 4 | `CSIT-1789 | AVF driver does not perform RSS in a deterministic way. | +| | `_ | This increases standard deviation of tests with small number of flows (mainly ipsec). | +----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 4 | `CSIT-1591 | All CSIT scale tests can not use PAPI due to much slower performance compared to VAT/CLI (it takes much | -| | `_ | longer to program VPP). This needs to be addressed on the PAPI side. | -| +-----------------------------------------+ | -| | `VPP-1763 | | -| | `_ | | +| 5 | `CSIT-1780 | IPSEC SW async scheduler MRR tests failing with no traffic forwarded. | +| | `_ | | +----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 5 | `VPP-1675 | IPv4 IPSEC 9000B packet tests are failing as no packet is forwarded. | -| | `_ | Reason: chained buffers are not supported. | +| 6 | `CSIT-1786 | IP4 and IP6 scale tests failing with no traffic forwarded. | +| | `_ | Issue reported to VPP devs. | +----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 6 | `CSIT-1593 | IPv4 AVF 9000B packet tests are failing on 3n-skx while passing on 2n-skx. | -| | `_ | | +| 7 | `CSIT-1785 | NAT44ED tests failing to establish all TCP sessions. | +| | `_ | | +----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 7 | `CSIT-1679 | 2n-clx VPP ip4 tests with xxv710 and avf driver are sporadically failing. | -| | `_ | | +| 8 | `CSIT-1791 | Performance regression in RDMA tests, due to CSIT environment changes. | +| | `_ | | +----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ Root Cause Analysis for Performance Changes @@ -78,42 +118,6 @@ List of RCAs in |csit-release| for VPP performance changes: +----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ | # | JiraID | Issue Description | +====+=========================================+===========================================================================================================+ -| 1 | `CSIT-1731 | Confirm the cause for ip4scale -rnd regressions. | -| | `_ | | -+----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 2 | `CSIT-1735 | Identify cause of ethip6-ip6scale2m progression. | -| | `_ | | -+----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 3 | `CSIT-1738 | Identify cause for vppl2xc CSIT progressions. | -| | `_ | | -+----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 4 | `CSIT-1739 | Identify cause of ACL regressions. | -| | `_ | | -+----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 5 | `CSIT-1740 | Identify cause for avf-eth-l2xcbase CSIT progression. | -| | `_ | | -+----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 6 | `CSIT-1741 | Identify cause for vppl2xc VPP regressions. | -| | `_ | | -+----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 7 | `CSIT-1742 | Identify cause of ipsec CSIT regression. | -| | `_ | | -+----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 8 | `CSIT-1744 | Identify cause of memif VPP progression. | -| | `_ | | -+----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 9 | `CSIT-1745 | Verify cause of l2bdscale10kmaclrn VPP progression. | -| | `_ | | -+----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 10 | `CSIT-1746 | Identify cause for avf-dot1q-ip6base VPP progression. | -| | `_ | | -+----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 11 | `CSIT-1747 | Identify cause of ip4base-nat44 VPP progression. | -| | `_ | | -+----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 12 | `CSIT-1748 | Identify cause of aes128cbc-hmac512sha VPP progression. | -| | `_ | | -+----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ -| 13 | `CSIT-1749 | Identify cause for l2bdbasemaclrn VPP progression in tests with dpdk app in VM. | -| | `_ | | +| 1 | `VPP-1972 | One VPP change has decreased performance of NAT44ed processing, mostly slow path. | +| | `_ | | +----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+