From owner-freebsd-smp Wed Jun 7 18:28:50 2000 Delivered-To: freebsd-smp@freebsd.org Received: from mass.cdrom.com (ether.cdrom.com [204.216.28.196]) by hub.freebsd.org (Postfix) with ESMTP id 78AC237B5AE for ; Wed, 7 Jun 2000 18:28:48 -0700 (PDT) (envelope-from msmith@mass.cdrom.com) Received: from mass.cdrom.com (localhost [127.0.0.1]) by mass.cdrom.com (8.9.3/8.9.3) with ESMTP id SAA03748; Wed, 7 Jun 2000 18:31:59 -0700 (PDT) (envelope-from msmith@mass.cdrom.com) Message-Id: <200006080131.SAA03748@mass.cdrom.com> X-Mailer: exmh version 2.1.1 10/15/1999 To: Kevin Day Cc: freebsd-smp@freebsd.org Subject: Re: Tyan Thunder 2400/i840 SMP no good In-reply-to: Your message of "Wed, 07 Jun 2000 20:21:09 CDT." <200006080121.UAA03661@celery.dragondata.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Wed, 07 Jun 2000 18:31:58 -0700 From: Mike Smith Sender: owner-freebsd-smp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > > > > > > > > I'm trying to get SMP working on my Tyan Thunder 2400 motherboard. When I > > > recompile the kernel with SMP support and reboot I get as far as 'Testing > > > 8254 interrupt delivery' and it hangs. The console is still responsive, > > > though. > > > > > > Any ideas? > > > > You need -stable or -current to run on the i840. > > > > It wasn't until after I posted that I realized that I wasn't running > -current. I am now, and I've gotten past the boot problems. > > However, I'm now seeing weird data corruption in RAM, spurious SIGBUS or > SIGSEGV's, etc... I've replaced the RAM and CPUs and am still seeing it. I'm > going to try a new ram vendor, as well as swapping motherboards next. > > Has anyone else experienced this on a similar system? I know the i840 is > highly picky when it comes to SDRAM.... Yes. I've even see this with "high quality" SDRAM; the i840 board I'm currently using has some cheap and nasty 64MB DIMMs which work fine, but most of the "high quality" parts I've tried have failed miserably. -- \\ Give a man a fish, and you feed him for a day. \\ Mike Smith \\ Tell him he should learn how to fish himself, \\ msmith@freebsd.org \\ and he'll hate you for a lifetime. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message