Date: Wed, 07 Jul 2004 15:19:35 -0400 From: Joe Marcus Clarke <marcus@marcuscom.com> To: conrads@cox.net Cc: freebsd-gnome@freebsd.org Subject: Re: Any way to debug a hard lockup? Message-ID: <1089227975.854.57.camel@gyros> In-Reply-To: <XFMail.20040707140331.conrads@cox.net> References: <XFMail.20040707140331.conrads@cox.net>
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[-- Attachment #1 --] On Wed, 2004-07-07 at 15:03, Conrad J. Sabatier wrote: > For the last few days, my amd64 box (Athlon 64 3200+, 5.2-CURRENT, > updating just about daily lately) has been locking up hard fairly > often, and I have no clue as to why. > > Checking the logs after rebooting reveals nothing at all out of the > ordinary. The box just "seizes up" and that's that. Only thing to do > is a power-down and restart. > > Changing from SCHED_ULE to SCHED_4BSD appears to make no difference at > all. > > My other box, an older (32-bit) Athlon, has been rock stable. I've > been keeping both machines updated simultaneously to exactly the same > revisions, using as near-identical system settings as possible also, > the main difference being I'm running X.org/GNOME on the amd64 box and > no X on the i386 box. > > Any suggestions? Instinct tells me it may be a problem with some of > the ports I'm running (X.org/GNOME, hence the Cc:s), but how to verify? > Sure, I could run without X a while and see how it goes, but that still > won't help to isolate the problem, if it is, in fact, port-related. You'll need to use a serial console and DDB to debug these problems. See http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/serialconsole-setup.html on setting that up. Once the machine breaks into the debugger, you'll be able to get a stack trace. Joe > > Thanks. -- PGP Key : http://www.marcuscom.com/pgp.asc [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQBA7EzHb2iPiv4Uz4cRAkh9AJ955YzXu8nDbmbS851GzBv1ShOfkQCfYAUc lyfa4l812nBMFBSqVwCYcvk= =4hh7 -----END PGP SIGNATURE-----help
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