Video-less nodes

Joshua Baker-LePain jlb17 at
Wed Oct 29 16:41:21 EST 2003

On Wed, 29 Oct 2003 at 8:16pm, Daniel Fernandez wrote

> I would like to get some opinions about video-less nodes in a cluster,
> we know that there is no problem about monitoring nodes remotely and
> reading logs but I suppose that in a kernel panic situation there's some
> valuable on-screen information... ¿ any thoughts ?
> Of course there's the possibility about putting really cheap video cards
> just that we'll able to see the text screen , nothing more ;)

As always, the answer is it depends.  A serial console should handle all 
your needs.  But sometimes the BIOS sucks or the console doesn't work 
right or...

IMHO, unless it messes other stuff up (e.g. drags your only PCI bus down 
to 32/33), there's not much reason *not* to stuff cheap video boards into 

Joshua Baker-LePain
Department of Biomedical Engineering
Duke University

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