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=17003bc85ac6aaddca84136062a505b94f2c8b77;hp=54275314e3e704a31e163511371e2102e50f6b00;hb=cddac498bafc7a6092dade5e183e5c7a95cff64d;hpb=f4cd1c230a2328fd647fd88da5d9149fbad556e3 diff --git a/docs/report/vpp_performance_tests/csit_release_notes.rst b/docs/report/vpp_performance_tests/csit_release_notes.rst index 54275314e3..17003bc85a 100644 --- a/docs/report/vpp_performance_tests/csit_release_notes.rst +++ b/docs/report/vpp_performance_tests/csit_release_notes.rst @@ -6,33 +6,35 @@ Changes in CSIT |release| #. Added VPP performance tests - - **Container Topologies Orchestrated by K8s with VPP memif tests** - - - Added tests with VPP in L2 Cross-Connect and Bridge-Domain - configurations containers, with service chain topologies orchestrated by - Kubernetes. Added following forwarding topologies: i) "Parallel" with - packets flowing from NIC via VPP to container and back to VPP and NIC; - ii) "Chained" a.k.a. "Snake" with packets flowing via VPP to container, - back to VPP, to next container, back to VPP and so on until the last - container in chain, then back to VPP and NIC; iii) "Horizontal" with - packets flowing via VPP to container, then via "horizontal" memif to - next container, and so on until the last container, then back to VPP and - NIC;. + - **Container Service Chain Topologies Orchestrated by K8s with VPP Memif** + + - Added tests with VPP vswitch in container connecting a number of VPP- + in-container service chain topologies with L2 Cross-Connect and L2 + Bridge-Domain configurations, orchestrated by Kubernetes. Added + following forwarding topologies: i) "Parallel" with packets flowing from + NIC via VPP to container and back to VPP and NIC; ii) "Chained" (a.k.a. + "Snake") with packets flowing via VPP to container, back to VPP, to next + container, back to VPP and so on until the last container in a chain, + then back to VPP and NIC; iii) "Horizontal" with packets flowing via VPP + to container, then via "horizontal" memif to next container, and so on + until the last container, then back to VPP and NIC; - **VPP TCP/IP stack** - Added tests for VPP TCP/IP stack using VPP built-in HTTP server. - WRK traffic generator is used as a client-side. + WRK traffic generator is used as a client-side; - - **SRv6 tests** + - **SRv6** - - Initial SRv6 tests verifying performance of SRv6 encapsulation and - decapsulation and SID lookups. + - Initial SRv6 (Segment Routing IPv6) tests verifying performance of + IPv6 and SRH (Segment Routing Header) encapsulation, decapsulation, + lookups and rewrites based on configured End and End.DX6 SRv6 egress + functions; - - **IPSecSW tests** + - **IPSecSW** - SW computed IPSec encryption with AES-GCM, CBC-SHA1 ciphers, in - combination with IPv4 routed-forwarding. + combination with IPv4 routed-forwarding; #. Presentation and Analytics Layer @@ -40,165 +42,64 @@ Changes in CSIT |release| VPP tests into Presentation and Analytics Layer (PAL) for automated CSIT test results analysis; -#. Other improvements +#. Other changes - **Framework optimizations** - - Ability to run CSIT framework on ARM architecture. + - Ability to run CSIT framework on ARM architecture; - - Overall stability improvements. + - Overall stability improvements; -Performance Improvements ------------------------- + - **NDR and PDR throughput binary search change** -Substantial improvements in measured packet throughput have been observed in a -number of CSIT |release| tests listed below, with relative increase of -double-digit percentage points. Relative improvements for this release are -calculated against the test results listed in CSIT |release-1| report. The -comparison is calculated between the mean values based on collected and -archived test results' samples for involved VPP releases. Standard deviation -has been also listed for CSIT |release|. Performance numbers since release -VPP-16.09 are provided for reference. + - Increased binary search resolution by reducing final step from + 100kpps to 50kpps; -NDR Throughput -~~~~~~~~~~~~~~ + - **VPP plugin loaded as needed by tests** -Non-Drop Rate Throughput discovery tests: + - From this release only plugins required by tests are loaded at + VPP initialization time. Previously all plugins were loaded for + all tests; -.. only:: html +Performance Changes +------------------- - .. csv-table:: - :align: center - :file: performance_improvements/performance_improvements_ndr_top.csv +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 repeatibility, 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 repeatibility vary between the test cases. -.. only:: latex +NDR Throughput Changes +~~~~~~~~~~~~~~~~~~~~~~ - .. raw:: latex +NDR small packet throughput changes between releases are available in a CSV and +pretty ASCII formats: - \makeatletter - \csvset{ - perfimprovements column width/.style={after head=\csv@pretable\begin{longtable}{ m{1.5cm} m{4cm} m{#1} m{#1} m{#1} m{#1} m{#1} m{#1} m{#1}}\csv@tablehead}, - } - \makeatother + - `csv format for 1t1c <../_static/vpp/performance-changes-ndr-1t1c-full.csv>`_, + - `csv format for 2t2c <../_static/vpp/performance-changes-ndr-2t2c-full.csv>`_, + - `pretty ASCII format for 1t1c <../_static/vpp/performance-changes-ndr-1t1c-full.txt>`_, + - `pretty ASCII format for 2t2c <../_static/vpp/performance-changes-ndr-2t2c-full.txt>`_. - {\tiny - \csvautobooklongtable[separator=comma, - respect all, - no check column count, - perfimprovements column width=1cm, - late after line={\\\hline}, - late after last line={\end{longtable}} - ]{../_tmp/src/vpp_performance_tests/performance_improvements/performance_improvements_ndr_top.csv} - } +PDR Throughput Changes +~~~~~~~~~~~~~~~~~~~~~~ +NDR small packet throughput changes between releases are available in a CSV and +pretty ASCII formats: -PDR Throughput -~~~~~~~~~~~~~~ - -Partial Drop Rate thoughput discovery tests with packet Loss Tolerance of 0.5%: - -.. only:: html - - .. csv-table:: - :align: center - :file: performance_improvements/performance_improvements_pdr_top.csv - -.. only:: latex - - .. raw:: latex - - \makeatletter - \csvset{ - perfimprovements column width/.style={after head=\csv@pretable\begin{longtable}{ m{1.5cm} m{4cm} m{#1} m{#1} m{#1} m{#1} m{#1} m{#1} m{#1}}\csv@tablehead}, - } - \makeatother - - {\tiny - \csvautobooklongtable[separator=comma, - respect all, - no check column count, - perfimprovements column width=1cm, - late after line={\\\hline}, - late after last line={\end{longtable}} - ]{../_tmp/src/vpp_performance_tests/performance_improvements/performance_improvements_pdr_top.csv} - } - + - `csv format for 1t1c <../_static/vpp/performance-changes-pdr-1t1c-full.csv>`_, + - `csv format for 2t2c <../_static/vpp/performance-changes-pdr-2t2c-full.csv>`_, + - `pretty ASCII format for 1t1c <../_static/vpp/performance-changes-pdr-1t1c-full.txt>`_, + - `pretty ASCII format for 2t2c <../_static/vpp/performance-changes-pdr-2t2c-full.txt>`_. Measured improvements are in line with VPP code optimizations listed in -`VPP-17.10 release notes -`_. - -Other Performance Changes -------------------------- - -Other changes in measured packet throughput, with either minor relative increase -or decrease, have been observed in a number of CSIT |release| tests listed -below. Relative changes are calculated against the test results listed in CSIT -|release-1| report. - -NDR Throughput -~~~~~~~~~~~~~~ - -Non-Drop Rate Throughput discovery tests: - -.. only:: html - - .. csv-table:: - :align: center - :file: performance_improvements/performance_improvements_ndr_low.csv - -.. only:: latex - - .. raw:: latex - - \makeatletter - \csvset{ - perfimprovements column width/.style={after head=\csv@pretable\begin{longtable}{ m{1.5cm} m{4cm} m{#1} m{#1} m{#1} m{#1} m{#1} m{#1} m{#1}}\csv@tablehead}, - } - \makeatother - - {\tiny - \csvautobooklongtable[separator=comma, - respect all, - no check column count, - perfimprovements column width=1cm, - late after line={\\\hline}, - late after last line={\end{longtable}} - ]{../_tmp/src/vpp_performance_tests/performance_improvements/performance_improvements_ndr_low.csv} - } - - -PDR Throughput -~~~~~~~~~~~~~~ - -Partial Drop Rate thoughput discovery tests with packet Loss Tolerance of 0.5%: - -.. only:: html - - .. csv-table:: - :align: center - :file: performance_improvements/performance_improvements_pdr_low.csv - -.. only:: latex - - .. raw:: latex - - \makeatletter - \csvset{ - perfimprovements column width/.style={after head=\csv@pretable\begin{longtable}{ m{1.5cm} m{4cm} m{#1} m{#1} m{#1} m{#1} m{#1} m{#1} m{#1}}\csv@tablehead}, - } - \makeatother - - {\tiny - \csvautobooklongtable[separator=comma, - respect all, - no check column count, - perfimprovements column width=1cm, - late after line={\\\hline}, - late after last line={\end{longtable}} - ]{../_tmp/src/vpp_performance_tests/performance_improvements/performance_improvements_pdr_low.csv} - } - +`VPP-18.01 release notes +`_. Known Issues ------------ @@ -211,14 +112,14 @@ Here is the list of known issues in CSIT |release| for VPP performance tests: | 1 | Vic1385 and Vic1227 low performance. | VPP-664 | Low NDR performance. | | | | | | +---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 2 | Sporadic NDR discovery test failures on x520. | CSIT-750 | Suspected issue with HW combination of X710-X520 in LF | -| | | | infrastructure. Issue can't be replicated outside LF. | -+---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 3 | VPP in 2t2c setups - large variation | CSIT-568 | Suspected NIC firmware or DPDK driver issue affecting NDR | -| | of discovered NDR throughput values across | | throughput. Applies to XL710 and X710 NICs, x520 NICs are fine. | -| | multiple test runs with xl710 and x710 NICs. | | | +| 2 | Sporadic (1 in 200) NDR discovery test failures | CSIT-570 | DPDK reporting rx-errors, indicating L1 issue. Suspected issue | +| | on x520. | | with HW combination of X710-X520 in LF testbeds. Not observed | +| | | | outside of LF testbeds. | +---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 4 | Lower than expected NDR throughput with | CSIT-569 | Suspected NIC firmware or DPDK driver issue affecting NDR and | +| 3 | Lower than expected NDR throughput with | CSIT-571 | Suspected NIC firmware or DPDK driver issue affecting NDR and | | | xl710 and x710 NICs, compared to x520 NICs. | | PDR throughput. Applies to XL710 and X710 NICs. | +---+-------------------------------------------------+------------+-----------------------------------------------------------------+ +| 4 | QAT IPSec scale with 1000 tunnels (interfaces) | VPP-1121 | VPP crashes during configuration of 1000 IPsec tunnels. | +| | in 2t2c config, all tests are failing. | | 1t1c tests are not affected | ++---+-------------------------------------------------+------------+-----------------------------------------------------------------+