Date: Thu, 6 Sep 2012 11:02:50 -0700 From: Adrian Chadd <adrian@freebsd.org> To: lev@freebsd.org Cc: pyunyh@gmail.com, Florian Smeets <flo@smeets.im>, Eugene Grosbein <egrosbein@rdtc.ru>, freebsd-net@freebsd.org, Alexander Motin <mav@freebsd.org>, Ian Smith <smithi@nimnet.asn.au> Subject: Re: vr(4) troubles for AMD Geode CS5536 chipset Message-ID: <CAJ-Vmokiwh9PtF7f2UnhO==ZbAKvTn%2BrRd3Lp5oBD0%2B9nH%2BLQg@mail.gmail.com> In-Reply-To: <10710514011.20120906220055@serebryakov.spb.ru> References: <1865271844.20120829131610@serebryakov.spb.ru> <CAHu1Y70MynCMQTrJUMwTZ0%2BLrM1JiZFt_B77028XHfoiRgzmaA@mail.gmail.com> <1807373989.20120829223125@serebryakov.spb.ru> <20120830152726.A33776@sola.nimnet.asn.au> <534292400.20120830131158@serebryakov.spb.ru> <20120831180721.GB3208@michelle.cdnetworks.com> <50404F91.8080302@rdtc.ru> <20120903184049.GB3730@michelle.cdnetworks.com> <50443888.9080400@rdtc.ru> <20120903214333.GC3730@michelle.cdnetworks.com> <5044772C.8090302@rdtc.ru> <CAJ-VmonQhGShMASEkrxnrDU8xOQBJU%2BGnV0Nmeg4Lz2xACBRpw@mail.gmail.com> <5046FE57.3050903@rdtc.ru> <CAJ-Vmomedv-mEV3D1WHR9_eLirE=ORSVndeJJgpFweCuRPuyoA@mail.gmail.com> <5048D7A7.1030708@rdtc.ru> <CAJ-Vmon-CuAi0RBsfp%2BQB3k6GvpNiCSts7baa_jRN2tbnwVrtA@mail.gmail.com> <5048DFF8.50405@smeets.im> <CAJ-VmonvH97sk8xvMrMwX7=0zi=LhhCo8NnfwHxhtggBJ_NE=w@mail.gmail.com> <10710514011.20120906220055@serebryakov.spb.ru>
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Hiya, On 6 September 2012 11:00, Lev Serebryakov <lev@freebsd.org> wrote: > Hello, Adrian. > You wrote 6 =D3=C5=CE=D4=D1=C2=D2=D1 2012 =C7., 21:41:39: > >>> At the top (below the license) of tools/sched/schedgraph.py there is a >>> "# To use:" section. It should have everything you need. > AC> Thanks, I thought there was also a wiki page somewhere? > I have some KTR traces for SCHED with 4BSD and ULE under load on same > Geode with same vr(4) adapters, but I don't understand how to read > them. Yes, I could look at (very slow, small and bad looking) graphs > with Python/Tk script, but I don't understand, what does it all mean. Hi, ARe you able to repeat the same with 4bsd/ule and disabled PREEMPTION? Do you see performance issues go away when you disable preemption? adrian
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