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Date: Wed, 21 May 2008 18:18:30 +0800
From: "Daniel Marsh" <jahilliya@gmail.com>
To: "Wojciech Puchar" <wojtek@wojtek.tensor.gdynia.pl>
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Cc: Christian Zachariasen <chrizach@gmail.com>,
	FreeBSD Mailing Lists <freebsd-questions@freebsd.org>,
	Alan Gilmour <alandgilmour@gmail.com>
Subject: Re: Server crashing, no explanations
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On Wed, May 21, 2008 at 6:11 PM, Wojciech Puchar <
wojtek@wojtek.tensor.gdynia.pl> wrote:

> I guess it can, but in the past when hardware has failed for me, I
>> generally got some indicative errors in the logs.
>>
>
> hardware failures are different. rarely causes reboot, or reboots ramdomly
> independent of what you do.
>
> with bad memory it usually produces sig11 or similar errors much more often
> than rebooting.
>

heavy load, heats the cpu,  cpu reaches upper  temp limit set in bios,
computer reboots without warning to OS, nothing in logs, nothing recorded in
bios, no crashdump cos the os didn't crash.

I've seen it happen.