From owner-freebsd-hackers@FreeBSD.ORG Wed Jul 19 11:34:04 2006 Return-Path: X-Original-To: freebsd-hackers@FreeBSD.ORG Delivered-To: freebsd-hackers@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 30A7E16A4DE for ; Wed, 19 Jul 2006 11:34:04 +0000 (UTC) (envelope-from olli@lurza.secnetix.de) Received: from lurza.secnetix.de (lurza.secnetix.de [83.120.8.8]) by mx1.FreeBSD.org (Postfix) with ESMTP id 738E943D45 for ; Wed, 19 Jul 2006 11:34:03 +0000 (GMT) (envelope-from olli@lurza.secnetix.de) Received: from lurza.secnetix.de (uxoxqv@localhost [127.0.0.1]) by lurza.secnetix.de (8.13.4/8.13.4) with ESMTP id k6JBXuUH044592 for ; Wed, 19 Jul 2006 13:34:01 +0200 (CEST) (envelope-from oliver.fromme@secnetix.de) Received: (from olli@localhost) by lurza.secnetix.de (8.13.4/8.13.1/Submit) id k6JBXuV4044591; Wed, 19 Jul 2006 13:33:56 +0200 (CEST) (envelope-from olli) Date: Wed, 19 Jul 2006 13:33:56 +0200 (CEST) Message-Id: <200607191133.k6JBXuV4044591@lurza.secnetix.de> From: Oliver Fromme To: freebsd-hackers@FreeBSD.ORG In-Reply-To: <44BCDE8C.9000003@dial.pipex.com> X-Newsgroups: list.freebsd-hackers User-Agent: tin/1.8.0-20051224 ("Ronay") (UNIX) (FreeBSD/4.11-STABLE (i386)) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-2.1.2 (lurza.secnetix.de [127.0.0.1]); Wed, 19 Jul 2006 13:34:01 +0200 (CEST) X-Mailman-Approved-At: Wed, 19 Jul 2006 11:53:47 +0000 Cc: Subject: Re: [Fwd: Interrupts question] X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: freebsd-hackers@FreeBSD.ORG List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 19 Jul 2006 11:34:04 -0000 Alex Zbyslaw wrote: > John Baldwin wrote: > > There's no easy answer on this. You'll have to run your own benchmarks. If > > you don't need USB, then you may just want to leave it out of your kernel > > which might help some. > > OK, thanks for the info and suggestions. Regrettably, leaving out USB > isn't an option for us. >From your dmesg excerpt it seems that you have at least three USB controllers in that machine. Depending on your requirements, it might make sense to disable all of them _except_ one, and then connect your USB devices to that one controller (using additional USB hubs if necessary). Of course, the controller that you keep enabled should be the one that's causing the least problems (which seems to be uhci1 "USB-B" in your case, if I read your first email correctly). Best regards Oliver -- Oliver Fromme, secnetix GmbH & Co. KG, Marktplatz 29, 85567 Grafing Dienstleistungen mit Schwerpunkt FreeBSD: http://www.secnetix.de/bsd Any opinions expressed in this message may be personal to the author and may not necessarily reflect the opinions of secnetix in any way. > Can the denizens of this group enlighten me about what the > advantages of Python are, versus Perl ? "python" is more likely to pass unharmed through your spelling checker than "perl". -- An unknown poster and Fredrik Lundh