From owner-freebsd-questions@FreeBSD.ORG Thu Feb 7 16:20:13 2008 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8065016A4D5 for ; Thu, 7 Feb 2008 16:20:13 +0000 (UTC) (envelope-from jwm-freebsd-questions@sentinelchicken.net) Received: from smtp02.lnh.mail.rcn.net (smtp02.lnh.mail.rcn.net [207.172.157.102]) by mx1.freebsd.org (Postfix) with ESMTP id 0C4C913C457 for ; Thu, 7 Feb 2008 16:20:12 +0000 (UTC) (envelope-from jwm-freebsd-questions@sentinelchicken.net) Received: from mr02.lnh.mail.rcn.net ([207.172.157.22]) by smtp02.lnh.mail.rcn.net with ESMTP; 07 Feb 2008 11:20:13 -0500 Received: from smtp01.lnh.mail.rcn.net (smtp01.lnh.mail.rcn.net [207.172.4.11]) by mr02.lnh.mail.rcn.net (MOS 3.8.6-GA) with ESMTP id OJV08205; Thu, 7 Feb 2008 11:20:09 -0500 (EST) Received: from 207-172-209-180.c3-0.bkl-ubr2.sbo-bkl.ma.static.cable.rcn.com (HELO sentinelchicken.net) ([207.172.209.180]) by smtp01.lnh.mail.rcn.net with ESMTP; 07 Feb 2008 11:19:02 -0500 Received: (qmail 72352 invoked from network); 7 Feb 2008 16:19:59 -0000 Received: from aeryn.skepsi.net (HELO crichton.skepsi.net) (10.0.0.101) by aeryn.skepsi.net with SMTP; 7 Feb 2008 16:19:59 -0000 Received: (nullmailer pid 72349 invoked by uid 1000); Thu, 07 Feb 2008 16:19:59 -0000 Date: Thu, 7 Feb 2008 11:19:59 -0500 From: Jason Morgan To: freebsd-questions@freebsd.org Message-ID: <20080207161959.GF59566@sentinelchicken.net> References: <73b8a7e50802061545r4a1ac458g350eb4a45274ebe9@mail.gmail.com> <20080207010734.5fceb382@gumby.homeunix.com.> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080207010734.5fceb382@gumby.homeunix.com.> User-Agent: Mutt/1.5.17 (2007-11-01) X-Junkmail-Status: score=10/50, host=mr02.lnh.mail.rcn.net X-Junkmail-SD-Raw: score=unknown, refid=str=0001.0A010208.47AB2FB9.00A7,ss=1,fgs=0, ip=207.172.4.11, so=2007-10-30 19:00:17, dmn=5.4.3/2007-11-16 X-Junkmail-IWF: false Subject: Re: Desktop Performance Tuning? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 07 Feb 2008 16:20:13 -0000 On Thu, Feb 07, 2008 at 01:07:34AM +0000, RW wrote: > On Wed, 6 Feb 2008 15:45:14 -0800 > "Eli Scott" wrote: > > > I recently installed FreeBSD 7.0 RC-1 on my hobby system, > >.. > > performance seems to degrade whenever i'm compiling > > things (like, performing a buildworld, installing from ports, etc) > > which manifests itself as considerable lag in standard desktop > > operations, > > I've noticed this too, it always used to be the case that building > didn't make all that much difference to desktop use, but now it make a > severe difference. Nice helps, but it only makes the > problem intermittent. I've tried changing the scheduler to ULE, and > disabling SMP, but it didn't help. > > There have been threads on the stable list about jerky mouse > performance, which may be part of this, but I have really followed it > closely. I'm also wondering whether this might be due to some xorg or > other port change from late 2007 that I only noticed when I started > doing a lot of rebuilding under 7-stable. > I've also noticed this. I thought it was because I used the -j4 flag when building world, but I just rebuilt my kernel last night without -j4 and had some of the same issues. This has been on both SCHED_ULE and SCHED_4FSB. I am running AMD64. ~Jason