Date: Tue, 25 Aug 1998 07:23:09 +0200 From: Lars =?iso-8859-1?Q?K=F6ller?= <Lars.Koeller@post.uni-bielefeld.de> To: "Kenneth D. Merry" <ken@plutotech.com> Cc: Lars.Koeller@post.uni-bielefeld.de (Lars =?iso-8859-1?Q?K=F6ller?=), freebsd-smp@FreeBSD.ORG, gibbs@FreeBSD.ORG, gpalmer@FreeBSD.ORG Subject: Re: Freeze with SMP and CAM-19980712! Message-ID: <199808250523.FAA12173@mitch.hrz.uni-bielefeld.de> In-Reply-To: ken's message of Mon, 24 Aug 1998 10:38:02 -0600. <199808241638.KAA08882@panzer.plutotech.com>
next in thread | previous in thread | raw e-mail | index | archive | help
---------- Hi! First of all thanks for the replies! In reply to "Kenneth D. Merry" who wrote: > Lars =?iso-8859-1?Q?K=F6ller?= wrote... > > -------- > > > > Hello! > > > > I've installed the 3.0-CAM-19989712 on my Tyan Titan Pro (2x200 MHz > > PPro, 64 MB RAM). The machine works fine, but instable! > > > > I stressed the machine a whole day by a loop of > > > > make -j 4 clean buildworld > > > > without any problems. A parallel 'dump 0' onto DAT, no problem. > > But then a simple 'emacs /etc/crontab' or a simple desktop change, > > or .... any other simple action, without any load on the machine > > leads to a instantaneously freeze of the system (mouse locked, no > > panic, no reboot, no kdb, ..., only a hard reset helps). One time > > it dies during a simple kernel compile cycle. It's not deterministic > > reproducible! > > > > After changing the RAM (replace the installed 64MB by another set, > > adding further 64 MB, so all 8 slots are occupied), drop speed of > > the BIOS RAM access time. I didn't believe in a hardware error, > > perhaps one of the PPro caches are buggy, but in single Processor > > mode I have never such problems (tested with both processors!). > > > > What can I do to further debug this problem, what information do you > > need? > > Well, which SCSI controller do you have? Could you send a dmesg > output? I'm not sure this is CAM related, but I suppose it's possible. It's an Adaptec 2940U with 2 discs, 1 DAT, 1 CDROM, 1 DAT with AutoChanger and an 2940 UW with 2 UW discs. Both as PCI Cards, on IRQ 14 and 15. The dmesg output will follow this evening from home! Regards Lars -- E-Mail: | Lars Köller Lars.Koeller@Uni-Bielefeld.DE | UNIX Sysadmin lkoeller@cc.FH-Lippe.DE | Computing Center PGP-key: | University of Bielefeld http://www.nic.surfnet.nl/pgp/pks-toplev.html | Germany ----------- FreeBSD, what else? ---- http://www.freebsd.org ------------- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199808250523.FAA12173>