X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=docs%2Freport%2Fdpdk_performance_tests%2Fcsit_release_notes.rst;h=e0e20289b0dbfaa010c63e937ccded4a5f7ed385;hp=363c2e70f11c285cad7a055829be4ee72d169a55;hb=637eb126bb4ed30df61a293e03d36bd8ad5265e5;hpb=ce1088d88744f2c040801c9852565d522b3feb68 diff --git a/docs/report/dpdk_performance_tests/csit_release_notes.rst b/docs/report/dpdk_performance_tests/csit_release_notes.rst index 363c2e70f1..e0e20289b0 100644 --- a/docs/report/dpdk_performance_tests/csit_release_notes.rst +++ b/docs/report/dpdk_performance_tests/csit_release_notes.rst @@ -4,114 +4,40 @@ Release Notes Changes in |csit-release| ------------------------- -No code changes apart from bug fixes. +#. **DPDK release version change** -Performance Changes -------------------- + - |csit-release| tested DPDK-18.05, as used by |vpp-release|. -Relative performance changes in measured packet throughput in |csit-release| -are calculated against the results from |csit-release-1| -report. Listed mean and standard deviation values are computed based on -a series of the same tests executed against respective VPP releases to -verify test results repeatability, with percentage change calculated for -mean values. Note that the standard deviation is quite high for a small -number of packet throughput tests, what indicates poor test results -repeatability and makes the relative change of mean throughput value not -fully representative for these tests. The root causes behind poor -results repeatability vary between the test cases. +#. **DPDK performance tests** -NDR Changes -~~~~~~~~~~~ + - **MRR Throughput**: MRR (Maximum Receive Rate) test code has now + configurable trial duration and number of consecutive executions. + Coverage of MRR tests has been extended across more test + scenarios. MRR tests are used for continuous performance trending. -NDR throughput changes between releases are available in a -CSV and pretty ASCII formats: + - **MLRsearch Throughput**: MLRsearch algorithm has been introduced + for all NDR and PDR throughput tests. All tests that previously + used binary search got converted to MLRsearch. Coverage of NDR/PDR + tests has been extended across more test scenarios. - - `csv format for 1t1c <../_static/dpdk/performance-changes-1t1c-ndr.csv>`_, - - `csv format for 2t2c <../_static/dpdk/performance-changes-2t2c-ndr.csv>`_, - - `pretty ASCII format for 1t1c <../_static/dpdk/performance-changes-1t1c-ndr.txt>`_, - - `pretty ASCII format for 2t2c <../_static/dpdk/performance-changes-2t2c-ndr.txt>`_. + - **2-Node Tests**: A new set of 2-node tests covering DPDK Testpmd + and L3fwd, running on new Xeon Skylake testbeds. -.. note:: + - **More NICs**: Increased coverage of NIC models tested: Intel- + xxv710-da2, Intel-x710-da4. - Test results have been generated by - `FD.io test executor dpdk performance job 3n-hsw`_ - with Robot Framework result - files csit-vpp-perf-|srelease|-\*.zip - `archived here <../_static/archive/>`_. + - **Generated tests**: Simplified and unified test structure, semi- + autogenerated by generator script. Test generator is currently + able to create test combinations with various frame size and + cores combinations. All existing test cases were converted to new + format. -PDR Changes -~~~~~~~~~~~ +#. **Presentation and Analytics Layer** -PDR throughput changes between releases are available in a -CSV and pretty ASCII formats: - - - `csv format for 1t1c <../_static/dpdk/performance-changes-1t1c-pdr.csv>`_, - - `csv format for 2t2c <../_static/dpdk/performance-changes-2t2c-pdr.csv>`_, - - `pretty ASCII format for 1t1c <../_static/dpdk/performance-changes-1t1c-pdr.txt>`_, - - `pretty ASCII format for 2t2c <../_static/dpdk/performance-changes-2t2c-pdr.txt>`_. - -.. note:: - - Test results have been generated by - `FD.io test executor dpdk performance job 3n-hsw`_ - with Robot Framework result - files csit-vpp-perf-|srelease|-\*.zip - `archived here <../_static/archive/>`_. - -Comparison Across Testbeds --------------------------- - -Relative performance changes in measured packet throughputon 3-Node Skx testbed -are calculated against the results measured on 3-Node Hsw testbed. - -NDR Changes -~~~~~~~~~~~ - -NDR changes between testbeds are available in a -CSV and pretty ASCII formats: - - - `csv format for ndr <../_static/dpdk/performance-compare-testbeds-3n-hsw-3n-skx-ndr.csv>`_, - - `pretty ASCII format for ndr <../_static/dpdk/performance-compare-testbeds-3n-hsw-3n-skx-ndr.txt>`_. - -.. note:: - - Test results have been generated by - `FD.io test executor dpdk performance job 3n-hsw`_ and - `FD.io test executor dpdk performance job 3n-skx`_ - with Robot Framework result - files csit-vpp-perf-|srelease|-\*.zip - `archived here <../_static/archive/>`_. - -PDR Changes -~~~~~~~~~~~ - -PDR throughput changes between testbeds are available in a -CSV and pretty ASCII formats: - - - `csv format for pdr <../_static/dpdk/performance-compare-testbeds-3n-hsw-3n-skx-pdr.csv>`_, - - `pretty ASCII format for pdr <../_static/dpdk/performance-compare-testbeds-3n-hsw-3n-skx-pdr.txt>`_. - -.. note:: - - Test results have been generated by - `FD.io test executor dpdk performance job 3n-hsw`_ and - `FD.io test executor dpdk performance job 3n-skx`_ - with Robot Framework result - files csit-vpp-perf-|srelease|-\*.zip - `archived here <../_static/archive/>`_. + - **Performance trending**: Added continuous performance trending with + anomaly detection and analysis for DPDK. Known Issues ------------ -Here is the list of known issues in |csit-release| for Testpmd performance tests: - -+---+---------------------------------------------------+------------+-----------------------------------------------------------------+ -| # | Issue | Jira ID | Description | -+---+---------------------------------------------------+------------+-----------------------------------------------------------------+ -| 1 | Testpmd in 1t1c and 2t2c setups - large variation | CSIT-569 | Suspected NIC firmware or DPDK driver issue affecting NDR | -| | of discovered NDR throughput values across | | throughput. Applies to XL710 and X710 NICs, no issues observed | -| | multiple test runs with xl710 and x710 NICs. | | on x520 NICs. | -+---+---------------------------------------------------+------------+-----------------------------------------------------------------+ -| 2 | Lower than expected NDR throughput with xl710 | CSIT-571 | Suspected NIC firmware or DPDK driver issue affecting NDR | -| | and x710 NICs, compared to x520 NICs. | | throughput. Applies to XL710 and X710 NICs. | -+---+---------------------------------------------------+------------+-----------------------------------------------------------------+ +No known issues.