Date: Sat, 3 Nov 2012 08:19:46 -0700 From: Mehmet Erol Sanliturk <m.e.sanliturk@gmail.com> To: Alfred Perlstein <bright@mu.org> Cc: freebsd-current@freebsd.org, Alie Tan <alie@affle.com> Subject: Re: DragonFly vs FreeBSD scheduler Message-ID: <CAOgwaMuOVpXKRqqOR4yiZD_vnVwEF=6tYCg6dV1Byg=UVf1Hug@mail.gmail.com> In-Reply-To: <509531DF.6050108@mu.org> References: <CANuCnH9b20NxDpmzPdE2tdEFCTx7a4u_TvvEJNc0J4yCbDm%2Biw@mail.gmail.com> <509531DF.6050108@mu.org>
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On Sat, Nov 3, 2012 at 8:01 AM, Alfred Perlstein <bright@mu.org> wrote: > On 11/3/12 6:18 AM, Alie Tan wrote: > >> Hi, >> >> No offence, just curious about scheduler and its functionality. >> >> What is the different between this two that makes FreeBSD performance far >> behind DragonFly BSD? http://www.dragonflybsd.org/**release32/<http://www.dragonflybsd.org/release32/>; >> > > Looks like a few specific benchmarks that DragonFly aimed to do well at > that we were unawares of. > > Not sure, didn't see DragonFly sharing the results with us until this > paper was published although I may have missed that. > > -Alfred > > > The following pages are available ( I do not know when they are created ) : http://www.dragonflybsd.org/docs/developer/ProjectsPage/ http://www.dragonflybsd.org/docs/developer/ProjectsPage/#index14h3 Disk scheduling rc scripts (GCI:Code) http://www.dragonflybsd.org/docs/developer/ProjectsPage/#index20h3 CPU scheduler http://www.dragonflybsd.org/docs/developer/ProjectsPage/#index21h3 I/O scheduler http://www.dragonflybsd.org/docs/developer/researchprojectspage/ http://www.dragonflybsd.org/docs/developer/researchprojectspage/#index8h3 Evaluate/Improve Context Switching Performance http://www.dragonflybsd.org/docs/developer/gsocprojectspage/ Implement further dsched disk scheduling policies (2011 Project: BFQ) Add SMT/HT awareness to our scheduler Extend dsched framework to support jails http://www.dragonflybsd.org/docs/developer/gsoc2011/ http://leaf.dragonflybsd.org/mailarchive/kernel/2011-04/msg00060.html [GSoC]Overview on my GSoC project: Implement BFQ disk scheduling policy http://www.google-melange.com/gsoc/project/google/gsoc2012/mihaicarabas/10001 Add SMT/HT awareness to DragonFlyBSD scheduler Mihai Carabas http://leaf.dragonflybsd.org/mailarchive/kernel/2012-03/msg00066.html [GSOC] Add SMT/HT awareness to DragonFlyBSD scheduler http://www.google-melange.com/gsoc/proposal/review/google/gsoc2012/mihaicarabas/1 Add SMT/HT awareness to DragonFlyBSD scheduler Mihai Carabas Thank you very much . Mehmet Erol Sanliturk
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