[Beowulf] Re: Purdue Supercomputer

Karen Shaeffer shaeffer at neuralscape.com
Sun May 11 11:14:13 EDT 2008


On Sun, May 11, 2008 at 02:45:05AM -0400, Mark Hahn wrote:
> >>I find that with IPMI and console redirection, it's very rarely necessary 
> >>to
> >>care about where your nodes are, at least from a sysadmin perspective.
> >
> >Speaking of IPMI, are there reasonable motherboards that incorporate
> >it right into the design at this point, or is it still mostly an add
> >on?
> 
> bit of both - supermicro and tyan both rely on add-in cards, but
> HP (and probably some other vendors) have integrated IPMI onboard.
> I keep reading stuff from Intel and AMD about managability which 
> sounds tantalizingly like IPMI-like managability being integrated 
> into the chipset.
> 
> I think the main issue is that ipmi needs a lan interface, though 
> I guess there are some examples of it sharing a port with the host.

Hi,
To implement full IPMI capability on the system board, then you need
two separate and independent power distribution systems on the system
board I believe, which is why they implement IPMI with a daughterboard.

Thanks,
Karen
-- 
 Karen Shaeffer
 Neuralscape, Palo Alto, Ca. 94306
 shaeffer at neuralscape.com  http://www.neuralscape.com
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