From owner-freebsd-hackers Sun Mar 14 1: 9: 0 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from cygnus.rush.net (cygnus.rush.net [209.45.245.133]) by hub.freebsd.org (Postfix) with ESMTP id D208314FBB for ; Sun, 14 Mar 1999 01:08:58 -0800 (PST) (envelope-from bright@rush.net) Received: from localhost (bright@localhost) by cygnus.rush.net (8.9.3/8.9.3) with SMTP id EAA23610; Sun, 14 Mar 1999 04:12:42 -0500 (EST) Date: Sun, 14 Mar 1999 04:12:41 -0500 (EST) From: Alfred Perlstein To: Kent Vander Velden Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: FreeBSD 3.1-Stable Being Unstable In-Reply-To: <199903140421.WAA15614@isua3.iastate.edu> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Sat, 13 Mar 1999, Kent Vander Velden wrote: > > >As a temporary workaround please disable the screen saver code. > >I was having the same problems with 4.0 and taking out the saver > >module kept my machine from crashing. > > > >As far as the linux emulation... The same box that i disabled the > >screen saver is also running the linux module. It's still running > >it and seems stable, however the linux code itself is not being > >used, it's just loaded (i don't have any linux apps to test). > > Does this mean not loading a module or disabling the splash > pseudo-device? While both machines have the splash pseudo > device, only the 486 actually loads a screen saver module. > The dual-p133 does not load a screen saver and it crashes. The > dual-p133 loads the linux module but the functionality is > not used. Someone else suggested removing splash from your config for the time being, I agree. > > >I suggest you check if your kernels are being compiled with > >INVARIANTS or something of the likes, kernels compiled with > >these options mixed with modules that don't can crash your machine > >afaik. > > INVARIANTS and other similar diagnostic code switches are not > enabled on either machine. > > When the dual-p133 crashes the text screen is completely screwed > up. The machine is normally running X and the it crashes the screen > goes blank. The reboot cycle completes and an OS is loaded. During > the reboot cycle I nothing on the screen. If FreeBSD loads I see > nothing. If NT loads I see nothing until the login screen. If I reboot > NT I see nothing until NT loads again. Simply, when FreeBSD crashes > on this machine while in X (and perhaps when not in X) no text mode > screen is visible. So, even if DDB does kick in on this machine > I would have not way of seeing the text. > > Can the text mode problem be fixed? You seem to have a lame card that doesn't reset itself properly. If you want to see debugging output use a serial consol. Speaking of screen savers on servers, I heard a story about some dolt who set the company's NT server's screen saver to a GL saver, totally killed the box until they turned it off. The kicker? i think it was a headless box... :) -Alfred To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message