From owner-freebsd-current@FreeBSD.ORG Tue Oct 19 17:24:28 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from green.homeunix.org (freefall.freebsd.org [216.136.204.21]) by hub.freebsd.org (Postfix) with ESMTP id AAD0E16A4CE; Tue, 19 Oct 2004 17:24:27 +0000 (GMT) Received: from green.homeunix.org (green@localhost [127.0.0.1]) by green.homeunix.org (8.13.1/8.13.1) with ESMTP id i9JHORoB015922; Tue, 19 Oct 2004 13:24:27 -0400 (EDT) (envelope-from green@green.homeunix.org) Received: (from green@localhost) by green.homeunix.org (8.13.1/8.13.1/Submit) id i9JHORCI015921; Tue, 19 Oct 2004 13:24:27 -0400 (EDT) (envelope-from green) Date: Tue, 19 Oct 2004 13:24:26 -0400 From: Brian Fundakowski Feldman To: Randy Bush Message-ID: <20041019172426.GF1072@green.homeunix.org> References: <16756.47081.304613.940742@ran.psg.com> <20041019134037.GC1072@green.homeunix.org> <16757.16950.231007.263153@ran.psg.com> <20041019165417.GE1072@green.homeunix.org> <16757.18685.756183.845077@ran.psg.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <16757.18685.756183.845077@ran.psg.com> User-Agent: Mutt/1.5.6i cc: FreeBSD Current Subject: Re: trap 12 with preempt (and ule) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 19 Oct 2004 17:24:28 -0000 On Tue, Oct 19, 2004 at 10:03:57AM -0700, Randy Bush wrote: > >>> Yeah, there's no one looking at fixing all of the ULE bugs for now -- > >>> so make sure to not turn on PREEMPTION. > >> i thought the preeempt fix was in the must-do for 5.3. so when it > >> was not in this week's list, i figured it was fixed and would work > >> in current. silly me. must have mis-read or mis-understood. ah > >> well. > > Only for SCHED_4BSD. I have no clue at all why config(8) doesn't > > print out a warning that SCHED_ULE is now unsupported. > > so, the word from the wise is SCHED_4BSD not ULE. and is PREEMPT > solid with 4bsd? It seems pretty solid here on 2xCPU. It is supposed to be mostly solid now, yes. Turning it off would probably result in little visible difference unless it's a desktop, or has very high load, or similar. -- Brian Fundakowski Feldman \'[ FreeBSD ]''''''''''\ <> green@FreeBSD.org \ The Power to Serve! \ Opinions expressed are my own. \,,,,,,,,,,,,,,,,,,,,,,\