From owner-freebsd-current Mon Nov 23 23:34:49 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id XAA17810 for freebsd-current-outgoing; Mon, 23 Nov 1998 23:34:49 -0800 (PST) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from freebsd.dk (sos.freebsd.dk [212.242.42.180]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id XAA17803 for ; Mon, 23 Nov 1998 23:34:47 -0800 (PST) (envelope-from sos@freebsd.dk) Received: (from sos@localhost) by freebsd.dk (8.9.1/8.9.1) id IAA02274; Tue, 24 Nov 1998 08:34:19 +0100 (CET) (envelope-from sos) From: Søren Schmidt Message-Id: <199811240734.IAA02274@freebsd.dk> Subject: Re: Random craches under heavy(?) disk activity In-Reply-To: <199811232226.OAA24221@troutmask.apl.washington.edu> from Steve Kargl at "Nov 23, 1998 2:26:53 pm" To: sgk@troutmask.apl.washington.edu (Steve Kargl) Date: Tue, 24 Nov 1998 08:34:18 +0100 (CET) Cc: jkh@zippy.cdrom.com, rom_glsa@ein-hashofet.co.il, current@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL43 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG It seems Steve Kargl wrote: > According to Jordan K. Hubbard: > > > I too have been experiencing random > > > reboots, with no apparent reason. > > > > I see an apparent reason. Keep reading. > > > > > My machine is a Pentium 200Mhz overclocked to 233Mhz, > > > > Stop that. At least until your system is 100% stable and does not > > exhibit any symptoms which can be clearly traced to software. > > > > Jordan, > > First, I agree he should stop overclocking. But, there really > is a *subtle* bug. I've 4 to 5 crashes, but I haven't been > able to get a dump. > > I've created and deleted 100's of MB of files (e.g., several > make worlds). Then, on a seeming idle system, simply reading > email can cause the problem. Try do a "sysctl -w vfs.ffs.doreallocblks=0" that may fix the problem, at least is has solved a very semilar looking problem for me (and no I dont overclock :) ) -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- Søren Schmidt (sos@freebsd.org) FreeBSD Core Team member To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message