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Diffstat (limited to 'docs/report/dpdk_performance_tests')
-rw-r--r-- | docs/report/dpdk_performance_tests/csit_release_notes.rst | 30 |
1 files changed, 20 insertions, 10 deletions
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 | | | <https://jira.fd.io/browse/CSIT-1675>`_ | 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. | +----+------------------------------------------+----------------------------------------------------------------------------------------------------------+ |