hang with raid, postgresql

[Doug White]

On Sun, 30 May 2004, Don Bowman wrote:

>
> I have a system with 2x 2.8GHz XEON (P4), intel e7501 chipset,
> 4GB of ram, aac [adaptec 2200s] raid with 4 scsi
> disks. I have also tried asr (adaptec 2015).
> I have tried two different motherboards.
> The only application the machine runs is postgresql,
> with about ~30 databases, about ~250GB of data.
>
> I'm finding the machine locks up solid once a day
> or so (sometimes more, sometimes less, no pattern
> of time of day). I know its not a hardware issue, it
> is reliable with FreeBSD 4.7. I've run through memory
> test, disk test, etc.
>
> There appears to be a correlation between
> disk activity (postgresql vacuum) and the lockup,
> but i can't be sure.

Temperature?

What motherboard is it exactly?

-- 
Doug White                    |  FreeBSD: The Power to Serve
dwhite at gumbysoft.com          |  www.FreeBSD.org