From cca7aa90f197ca13c615c5461a35243e7641c10c Mon Sep 17 00:00:00 2001 From: Maciek Konstantynowicz Date: Thu, 27 Feb 2020 13:17:44 +0000 Subject: Report: updated rls notes with 2n-clx for vpp and dpdk performance. Change-Id: I3d3bfe67f7a4b438c3508543ba8f50c76f638bc5 Signed-off-by: Maciek Konstantynowicz --- .../dpdk_performance_tests/csit_release_notes.rst | 30 ++++++++++++++-------- 1 file changed, 20 insertions(+), 10 deletions(-) (limited to 'docs/report/dpdk_performance_tests') diff --git a/docs/report/dpdk_performance_tests/csit_release_notes.rst b/docs/report/dpdk_performance_tests/csit_release_notes.rst index b6cec015be..0c207e5a52 100644 --- a/docs/report/dpdk_performance_tests/csit_release_notes.rst +++ b/docs/report/dpdk_performance_tests/csit_release_notes.rst @@ -6,15 +6,25 @@ Changes in |csit-release| #. DPDK PERFORMANCE TESTS - - **Intel Xeon 2n-skx, 3n-skx and 2n-clx testbeds**: Testpmd and - L3fwd performance test data is not included in this report - version. This is due to the lower performance and behaviour - inconsistency of these systems following the upgrade of processor - microcode packages (skx ucode 0x2000064, clx ucode 0x500002c) as - part of updating Ubuntu 18.04 LTS kernel version. Tested VPP and - DPDK applications (L3fwd) are affected. Skx and Clx test data - will be added in subsequent maintenance report version(s) once - the issue is resolved. See :ref:`dpdk_known_issues`. + - **Intel Xeon 2n-skx, 3n-skx testbeds**: Testpmd and L3fwd + performance test data is not included in this report version. + This is due to the lower performance and behaviour inconsistency + of these systems following the upgrade of processor microcode + packages (skx ucode 0x2000064) as part of updating Ubuntu 18.04 + LTS kernel version. Tested VPP and DPDK applications (L3fwd) are + affected. Skx test data will be added in subsequent maintenance + report version(s) once the issue is resolved. See + :ref:`dpdk_known_issues`. + + - **Intel Xeon 2n-clx testbeds**: DPDK performance test data is now + included in this report, after resolving the issue of lower + performance and behaviour inconsistency of these systems due to + the Linux kernel driven upgrade of processor microcode packages + to 0x500002c. The resolution is to use latest SuperMicro BIOS 3.2 + (for X11DPG-QT motherboards used) that upgrades processor + microcode to 0x500002c, AND NOT kernel provided ucode package as + it does put THE system into sub-optimal state. + #. DPDK RELEASE VERSION CHANGE @@ -54,7 +64,7 @@ List of known issues in |csit-release| for DPDK performance tests: +----+------------------------------------------+----------------------------------------------------------------------------------------------------------+ | # | JiraID | Issue Description | +====+==========================================+==========================================================================================================+ -| 8 | `CSIT-1675 | Intel Xeon 2n-skx, 3n-skx and 2n-clx testbeds behaviour and performance became inconsistent following | +| 1 | `CSIT-1675 | Intel Xeon 2n-skx, 3n-skx and 2n-clx testbeds behaviour and performance became inconsistent following | | | `_ | the upgrade to the latest Ubuntu 18.04 LTS kernel version (4.15.0-72-generic) and associated microcode | | | | packages (skx ucode 0x2000064, clx ucode 0x500002c). VPP as well as DPDK L3fwd tests are affected. | +----+------------------------------------------+----------------------------------------------------------------------------------------------------------+ -- cgit 1.2.3-korg