Yes, this patch has positive impact on perf on ICX. I mean that most of changes in this patch is based on AVX512.
From: vpp-dev@lists.fd.io <vpp-dev@lists.fd.io> On Behalf Of Zhiyong Yang Sent: Wednesday, July 8, 2020 6:27 PM To: Jerome Tollet (jtollet) <jtol...@cisco.com>; vpp-dev@lists.fd.io; Damjan Marion <dmar...@me.com>; Paul Vinciguerra <pvi...@vinciconsulting.com> Cc: Kinsella, Ray <ray.kinse...@intel.com> Subject: Re: [vpp-dev] l2: performance enhancement in l2output Jerome, AVX512 can bring some observable perf gain on ICX compared to AVX2 path at my side, while I don’t have the numbers like CSIT test. BR Zhiyong From: Jerome Tollet (jtollet) <jtol...@cisco.com<mailto:jtol...@cisco.com>> Sent: Wednesday, July 8, 2020 5:04 PM To: Yang, Zhiyong <zhiyong.y...@intel.com<mailto:zhiyong.y...@intel.com>>; vpp-dev@lists.fd.io<mailto:vpp-dev@lists.fd.io>; Damjan Marion <dmar...@me.com<mailto:dmar...@me.com>>; Paul Vinciguerra <pvi...@vinciconsulting.com<mailto:pvi...@vinciconsulting.com>> Cc: Kinsella, Ray <ray.kinse...@intel.com<mailto:ray.kinse...@intel.com>> Subject: Re: [vpp-dev] l2: performance enhancement in l2output Hello Zhiyong, Have you measured performance impact of this patch ? Jerome De : <vpp-dev@lists.fd.io<mailto:vpp-dev@lists.fd.io>> au nom de Zhiyong Yang <zhiyong.y...@intel.com<mailto:zhiyong.y...@intel.com>> Date : mercredi 8 juillet 2020 à 09:37 À : "vpp-dev@lists.fd.io<mailto:vpp-dev@lists.fd.io>" <vpp-dev@lists.fd.io<mailto:vpp-dev@lists.fd.io>>, Damjan Marion <dmar...@me.com<mailto:dmar...@me.com>>, Paul Vinciguerra <pvi...@vinciconsulting.com<mailto:pvi...@vinciconsulting.com>> Cc : "Kinsella, Ray" <ray.kinse...@intel.com<mailto:ray.kinse...@intel.com>> Objet : [vpp-dev] l2: performance enhancement in l2output Hi Damjan, Paul and other VPP maintainers, I have submitted the patch to accelerate the perf on XEON using avx512. Please help review it. Thank you. https://gerrit.fd.io/r/c/vpp/+/27213 BR Zhiyong
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