From owner-freebsd-isp Tue Oct 9 11:36:39 2001 Delivered-To: freebsd-isp@freebsd.org Received: from otto.oss.uswest.net (otto.oss.uswest.net [204.147.85.81]) by hub.freebsd.org (Postfix) with SMTP id EC5BC37B409 for ; Tue, 9 Oct 2001 11:36:34 -0700 (PDT) Received: (qmail 24895 invoked by uid 1001); 9 Oct 2001 18:35:56 -0000 Date: Tue, 9 Oct 2001 13:35:56 -0500 From: Pete McKenna To: Kevin Turner Cc: freebsd-isp@FreeBSD.ORG Subject: Re: Strange SMP Problem. Message-ID: <20011009133555.A23419@otto.oss.qwest.net> References: <053e01c150e7$ad417460$4e2c9c18@etob1.on.wave.home.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <053e01c150e7$ad417460$4e2c9c18@etob1.on.wave.home.com>; from kevin@freedomhosting.com on Tue, Oct 09, 2001 at 01:27:31PM -0400 Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org You don't say what MB you have but we had a problem with some Intel boards which were fixed by telling the MB bios to rescan for CPU's. The board apparently cached the results of a earlier CPU scan when it was running with a single CPU. Don't know if this applies to your situation but it got us running on both CPU's. Pete On Tue, Oct 09, 2001 at 01:27:31PM -0400, Kevin Turner wrote: > Hello, > > Just recently I noticed one of my webservers was not showing two CPU's when > doing a top. > > I checked dmesg, and noticed the following: > > FreeBSD/SMP: Multiprocessor motherboard > cpu0 (BSP): apic id: 0, version: 0x00040011, at 0xfee00000 > io0 (APIC): apic id: 1, version: 0x00170011, at 0xfec00000 > > cpu1 is not showing up. > > The machine is running 4.2-STABLE, and has been working perfectly for quite > some time. > I haven't made any kernel changes or any other changes I can think of. > > Any ideas? > > Kevin > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-isp" in the body of the message -- Peter McKenna Qwest Internet Solutions pmckenna@qwest.net Main 612-664-4000 FAX 612-664-4770 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message