[Beowulf] Changing BIOS settings on nodes

Reuti reuti at staff.uni-marburg.de
Sun Sep 30 10:53:26 PDT 2007

Am 28.09.2007 um 15:30 schrieb Steffen Grunewald:

> On Fri, Sep 28, 2007 at 05:34:42AM -0500, Geoff Jacobs wrote:
>> Steffen Grunewald wrote:
>>>> This is where the Crash Cart comes into play. You know, the one  
>>>> with the
>>>>  tools, crimper, maybe some spare fans, etc. Usually a monitor and
>>>> keyboard as well.
>>> If there's nothing to connect to you'd be lost with even that.
>> You're right -- no onboard framebuffer.
>> Perhaps it could be done blind after testing the procedure on one
>> machine. Otherwise, the case will have to be cracked and a video card
>> installed on each node in turn to do the configuration. Ugh!
> USB VGA? (I doubt there's such a thing...)

There exist some - but maybe not operational at boot time, and AFAICS  
they are not offering Linux drivers:


Maybe there are more. And I like the idea: as USB keyboards are  
already supported in some BIOSes, connecting such a device would be  
handy and save the the costs of the graphic cards in all the systems.

-- Reuti

> S
> -- 
> Steffen Grunewald * MPI Grav.Phys.(AEI) * Am Mühlenberg 1, D-14476  
> Potsdam
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