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Date:      Fri, 1 Oct 2004 17:34:23 -0700
From:      Kris Kennaway <kris@obsecurity.org>
To:        Jim Durham <durham@jcdurham.com>
Cc:        Kris Kennaway <kris@obsecurity.org>
Subject:   Re: Sudden Reboots
Message-ID:  <20041002003423.GA96815@xor.obsecurity.org>
In-Reply-To: <200410012023.04922.durham@jcdurham.com>
References:  <200409301003.00492.durham@jcdurham.com> <20041001223802.GA90717@xor.obsecurity.org> <200410012023.04922.durham@jcdurham.com>

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[-- Attachment #1 --]
On Fri, Oct 01, 2004 at 08:23:04PM -0400, Jim Durham wrote:

> > Actual "spontaneous reboots" are very rare 
> 
> These are very rare.... except they seem to happen about once a day for a 
> while and then stop... very strange..
> 
> > and usually caused by hardware problems (e.g. faulty power supply,
> > overheating CPU, bad RAM). 
> 
> Possible, but if so, the hardware fixed itself on the first two boxes I 
> mentioned. 

Consistent with marginal hardware issues (heating, poorly seated PCI
cards, fluctuating power supply, ...).

> > Enable DDB, and see what happens the next 
> > time it crashes.
> 
> I'll try that on the one that's doing it now. Any suggestions as to how to log 
> this to get the moset info ?

Set up a serial console and use that.  It's well-documented in the
handbook and developer's handbook.

Kris
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