X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=docs%2Freport%2Fintroduction%2Ftest_environment_intro.rst;h=da817f269dda9d5bde715259990e9fb2b782164c;hb=9439b30ba91e3532c66548c34bade4469fdfab37;hp=19dac90b96fedd3119f9b436b72b97d73706eb6d;hpb=25a40550e90c036dddf17698103a9a3c34ff6799;p=csit.git diff --git a/docs/report/introduction/test_environment_intro.rst b/docs/report/introduction/test_environment_intro.rst index 19dac90b96..da817f269d 100644 --- a/docs/report/introduction/test_environment_intro.rst +++ b/docs/report/introduction/test_environment_intro.rst @@ -1,5 +1,3 @@ -.. _test_environment: - Test Environment ================ @@ -7,9 +5,8 @@ Physical Testbeds ----------------- FD.io CSIT performance tests are executed in physical testbeds hosted by -:abbr:`LF (Linux Foundation)` for FD.io project. - -Two physical testbed topology types are used: +:abbr:`LF (Linux Foundation)` for FD.io project. Two physical testbed +topology types are used: - **3-Node Topology**: Consisting of two servers acting as SUTs (Systems Under Test) and one server as TG (Traffic Generator), all @@ -18,22 +15,19 @@ Two physical testbed topology types are used: server as TG both connected in ring topology. Tested SUT servers are based on a range of processors including Intel -Xeon Haswell-SP, Intel Xeon Skylake-SP, Arm, Intel Atom. More detailed -description is provided in -:ref:`tested_physical_topologies`. - -Tested logical topologies are described in -:ref:`tested_logical_topologies`. +Xeon Haswell-SP, Intel Xeon Skylake-SP, Intel Xeon Cascade Lake-SP, Arm, Intel +Atom. More detailed description is provided in +:ref:`tested_physical_topologies`. Tested logical topologies are +described in :ref:`tested_logical_topologies`. Server Specifications --------------------- Complete technical specifications of compute servers used in CSIT -physical testbeds are maintained on FD.io wiki pages: `CSIT/Testbeds: -Xeon Hsw, VIRL -`_ -and `CSIT Testbeds: Xeon Skx, Arm, Atom -`_. +physical testbeds are maintained in FD.io CSIT repository: +`FD.io CSIT testbeds - Xeon Cascade Lake`_, +`FD.io CSIT testbeds - Xeon Skylake, Arm, Atom`_ and +`FD.io CSIT Testbeds - Xeon Haswell`_. Pre-Test Server Calibration --------------------------- @@ -43,16 +37,16 @@ as impacting data plane performance tests. Calibrating those parameters is part of FD.io CSIT pre-test activities, and includes measuring and reporting following: -#. System level core jitter – measure duration of core interrupts by +#. System level core jitter - measure duration of core interrupts by Linux in clock cycles and how often interrupts happen. Using `CPU core jitter tool `_. -#. Memory bandwidth – measure bandwidth with `Intel MLC tool +#. Memory bandwidth - measure bandwidth with `Intel MLC tool `_. -#. Memory latency – measure memory latency with Intel MLC tool. +#. Memory latency - measure memory latency with Intel MLC tool. -#. Cache latency at all levels (L1, L2, and Last Level Cache) – measure +#. Cache latency at all levels (L1, L2, and Last Level Cache) - measure cache latency with Intel MLC tool. Measured values of listed parameters are especially important for @@ -60,5 +54,4 @@ repeatable zero packet loss throughput measurements across multiple system instances. Generally they come useful as a background data for comparing data plane performance results across disparate servers. -Following sections include measured calibration data for Intel Xeon -Haswell and Intel Xeon Skylake testbeds. +Following sections include measured calibration data for testbeds.