From owner-freebsd-current Tue Oct 24 19:34:16 2000 Delivered-To: freebsd-current@freebsd.org Received: from guru.mired.org (okc-27-149-77.mmcable.com [24.27.149.77]) by hub.freebsd.org (Postfix) with SMTP id BDBC637B479 for ; Tue, 24 Oct 2000 19:34:14 -0700 (PDT) Received: (qmail 70826 invoked by uid 100); 25 Oct 2000 02:34:14 -0000 From: Mike Meyer MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <14838.18086.224614.149206@guru.mired.org> Date: Tue, 24 Oct 2000 21:34:14 -0500 (CDT) To: Chuck Robey Cc: current@freebsd.org Subject: Re: smp instability In-Reply-To: References: X-Mailer: VM 6.75 under 21.1 (patch 10) "Capitol Reef" XEmacs Lucid X-face: "5Mnwy%?j>IIV\)A=):rjWL~NB2aH[}Yq8Z=u~vJ`"(,&SiLvbbz2W`;h9L,Yg`+vb1>RG% *h+%X^n0EZd>TM8_IB;a8F?(Fb"lw'IgCoyM.[Lg#r\ Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Chuck Robey writes: > I'm having rather extreme problems with stability on my dual PIII > setup. I know this is to be expected, but it's gotten so extreme on my > system, I can't spend more than a few minutes before it locks up. > > Is there any chance that I could make things better by using a sysctl to > tell the box it's now a single-cpu system? I can't read man pages at the > moment (I'm composing this on my Sparc Ultra-5) so if this might work, and > someone knows the exact command to use, I'd appreciate a bit of help. Try "sysctl -w machdep.smp_active=0". It's not clear how much good this will do since you'll still be running an SMP kernel. Please let us know how that works.