On Tue, 2008-12-09 at 14:52 +0000, John Hearns wrote:
>
>
> 2008/12/9 Kilian CAVALOTTI <[EMAIL PROTECTED]>
> Hi all,
>
> I'd be curious to know if some of you use or have some
> real-life experience
> with rear-door heat exchangers, such as those from SGI [1] or
> IBM [2].
> Killian, yes indeed. I manage both an SGI Altix with the rear-door
> heat exchangers, and an ICE cluster.
> We are lucky enough to have our own lake for a cooling pond. Grin.
>
> I think these are the cat's pyjamas - the SGI ones come in four
> horizontal 'stable doors' so you can swing one open for an extended
> amount of time to work on the rear of systems without overheating the
> whole rack.
How much cooling do you lose when opening the rack to do work on it?
Thanks,
Huw
--
Huw Lynes | Advanced Research Computing
HEC Sysadmin | Cardiff University
| Redwood Building,
Tel: +44 (0) 29208 70626 | King Edward VII Avenue, CF10 3NB
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