Identifying cause of crash
kris at obsecurity.org
Tue Apr 17 16:44:24 UTC 2007
On Tue, Apr 17, 2007 at 11:16:17AM -0500, Jeffrey Goldberg wrote:
> I had a complete system crash this morning sometime shortly after 17/
> Apr/2007:08:51:22 -0500. (from my most active apache log).
> I can't seem to find any information whatsoever about the crash.
> It's just that a few hours later I noticed that the system was down,
> and had to power cycle the box. There was nothing on the console
> except some much older stuff.
> I'm running 6.2-RELEASE-p3 on VIA C3 Nehemiah (999.52-MHz 686-class CPU)
> Looking in messages or auth.log I see nothing from around the time of
> the crash. Is there some place else I should look? I've also
> checked logs that are sysloged remotely
> $ grep '@10' /etc/syslog.conf
> *.err;kern.warning;auth.notice;mail.crit @10.1.10.131
> security.* @10.1.10.131
> auth.info;authpriv.info @10.1.10.131
> *.emerg @10.1.10.131
> And there is nothing from near the time of the crash there either.
> So the system appeared to crash before anything could be logged.
> The system has been running fine since I've had it (a few months
> ago), and my most recent kernel rebuild was on April 13 (and then
> only to add msdosfs which I needed for USB memory devices).
> Where should I look next?
Unless you have enabled crashdumps nothing will be logged. If you
did, or to learn how, see the chapter on kernel debugging in the
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