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=c9e62e841584b970585db48d8d2c677af3d254fc;hp=0ee3e82f59412f510e0d656a837994c955832437;hb=bbcaa22c4425c32c3e3d2bcde434cdefc6b9a992;hpb=1a65bb060fb464ea0113ec082af66fce481c7773 diff --git a/docs/report/vpp_performance_tests/csit_release_notes.rst b/docs/report/vpp_performance_tests/csit_release_notes.rst index 0ee3e82f59..c9e62e8415 100644 --- a/docs/report/vpp_performance_tests/csit_release_notes.rst +++ b/docs/report/vpp_performance_tests/csit_release_notes.rst @@ -6,18 +6,18 @@ Changes in CSIT |release| #. Test environment changes in VPP data plane performance tests: - - Further characterization and optimizations of VPP vhost-user and VM - test methodology and test environment; + - Further characterization and optimizations of VPP vhost-user and VM test + methodology and test environment; - Tests with varying Qemu virtio queue (a.k.a. vring) sizes: [vr256] default 256 descriptors, [vr1024] 1024 descriptors to optimize for packet throughput; - - Tests with varying Linux CFS (Completely Fair Scheduler) - settings: [cfs] default settings, [cfsrr1] CFS RoundRobin(1) - policy applied to all data plane threads handling test packet - path including all VPP worker threads and all Qemu testpmd - poll-mode threads; + - Tests with varying Linux :abbr:`CFS (Completely Fair Scheduler)` + settings: [cfs] default settings, [cfsrr1] :abbr:`CFS (Completely Fair + Scheduler)` RoundRobin(1) policy applied to all data plane threads + handling test packet path including all VPP worker threads and all Qemu + testpmd poll-mode threads; - Resulting test cases are all combinations with [vr256,vr1024] and [cfs,cfsrr1] settings; @@ -28,8 +28,8 @@ Changes in CSIT |release| #. Code updates and optimizations in CSIT performance framework: - Complete CSIT framework code revision and optimizations as descried - on CSIT wiki page - `Design_Optimizations `_. + on CSIT wiki page `Design_Optimizations + `_. - For more detail see the :ref:`CSIT Framework Design ` section in this report; @@ -85,14 +85,14 @@ Changes in CSIT |release| Performance Improvements ------------------------ -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|. -VPP-16.09 and VPP-17.01 numbers are provided for reference. +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|. VPP-16.09 and VPP-17.01 numbers are +provided for reference. NDR Throughput ~~~~~~~~~~~~~~ @@ -121,10 +121,10 @@ Measured improvements are in line with VPP code optimizations listed in 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. +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 ~~~~~~~~~~~~~~