From owner-freebsd-stable@FreeBSD.ORG Wed Sep 22 13:52:29 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 25280106566C for ; Wed, 22 Sep 2010 13:52:29 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from cyrus.watson.org (cyrus.watson.org [65.122.17.42]) by mx1.freebsd.org (Postfix) with ESMTP id D09868FC16 for ; Wed, 22 Sep 2010 13:52:28 +0000 (UTC) Received: from bigwig.baldwin.cx (66.111.2.69.static.nyinternet.net [66.111.2.69]) by cyrus.watson.org (Postfix) with ESMTPSA id 69FC046B51; Wed, 22 Sep 2010 09:52:28 -0400 (EDT) Received: from jhbbsd.localnet (smtp.hudson-trading.com [209.249.190.9]) by bigwig.baldwin.cx (Postfix) with ESMTPSA id DA4458A050; Wed, 22 Sep 2010 09:52:26 -0400 (EDT) From: John Baldwin To: freebsd-stable@freebsd.org Date: Wed, 22 Sep 2010 09:48:39 -0400 User-Agent: KMail/1.13.5 (FreeBSD/7.3-CBSD-20100819; KDE/4.4.5; amd64; ; ) References: <20100922084310.GA6760@icarus.home.lan> In-Reply-To: <20100922084310.GA6760@icarus.home.lan> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201009220948.39309.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0.1 (bigwig.baldwin.cx); Wed, 22 Sep 2010 09:52:27 -0400 (EDT) X-Virus-Scanned: clamav-milter 0.95.1 at bigwig.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-2.6 required=4.2 tests=AWL,BAYES_00 autolearn=ham version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on bigwig.baldwin.cx Cc: Adam Vande More , Bryce , Peter Jeremy , Jeremy Chadwick Subject: Re: SuperMicro i7 (UP) - very slow performance X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Sep 2010 13:52:29 -0000 On Wednesday, September 22, 2010 4:43:10 am Jeremy Chadwick wrote: > On Wed, Sep 22, 2010 at 03:30:33AM -0500, Adam Vande More wrote: > > On Wed, Sep 22, 2010 at 3:12 AM, Peter Jeremy wrote: > > > > > I think something is badly wrong here. That's less than 1/2 the speed > > > of my Athlon 4850e (2.5GHz) and only 60% more than my Atom N270. None > > > of the other figures you posted look anomolous. Are you sure the CPU > > > is actually running at full speed and you haven't done something like > > > disable the caches in BIOS? > > > > > > > FWIW: > > > > FreeBSD galacticdominator.com 8.1-PRERELEASE FreeBSD 8.1-PRERELEASE #1: Sun > > Jun 20 21:05:37 CDT 2010 > > adam@galacticdominator.com:/usr/obj/usr/src/sys/GENERIC > > amd64 > > CPU: Intel(R) Core(TM) i7 CPU 870 @ 2.93GHz (2940.64-MHz K8-class > > CPU) > > > > MD5 time trial. Digesting 100000 10000-byte blocks ... done > > Digest = 766a2bb5d24bddae466c572bcabca3ee > > Time = 2.012719 seconds > > Speed = 496840352.000000 bytes/second > > > > vmstat > > -i > > > > interrupt total > > rate > > > > irq16: vgapci0+ 10720642 54 > > irq18: fwohci0 2 0 > > irq23: ehci1 623712 3 > > cpu0: timer 393496151 1996 > > irq256: hdac0 8063581 40 > > irq257: re0 4136265 20 > > irq259: ahci1 1925783 9 > > cpu1: timer 393494902 1996 > > cpu6: timer 393494606 1996 > > cpu5: timer 393494653 1996 > > cpu7: timer 393494701 1996 > > cpu4: timer 393494785 1996 > > cpu3: timer 393494732 1996 > > cpu2: timer 393494404 1996 > > Total 3173428919 16102 > > > > His interrupts seem high compared to this setup, but I don't what expected > > values should be. > > How are his interrupt rates "higher" than yours? If you're focused on > the cpuX entries, don't be. > > To the OP: > > 1) I don't see how/why USB Legacy support would have anything to do with > your problem (meaning: you stated that things "improved a little" if you > disabled USB Legacy support in the BIOS, which makes no sense given what > that option does). Actually, if he does not have any USB drivers loaded then it means that the BIOS is triggering an SMI# at least once a second. It would not explain all of his problem, but it might have a small effect. -- John Baldwin