Friday

Luc Renambot renambot at cs.vu.nl
Thu Mar 21 11:22:41 EST 2002


> -----Original Message-----
> From: Carlos O'Donell Jr. [mailto:carlos at baldric.uwo.ca]
> Sent: Wednesday, March 20, 2002 20:50
> To: beowulf at beowulf.org
> Cc: paul at baldric.uwo.ca; Mark Hahn; Luc Renambot
> Subject: Re: Friday
> 
> 
> Beowulf-ers,
> 
> I recently posted a quick idea about rehasing the
> concept of tiled display + beowulf.
> 
> My initial thoughts were along the line of:
> http://www.baldric.uwo.ca/~carlos/pdisplay.html
> 
> Some people were quick to point out (as was I myself)
> that it seems rather insane to render and _then_ transfer
> the results to the nodes.
> 

Not really, but what your goal  application ? 3D app,
desktop, ...

> However, my points are the following:
> 
> - Division of rendering protocols is incredibly complex.
> 	= WireGL has only a subset of the openGL implementation.
> 

No, it's rather complete. It even runs Quake arena fine.
What are you missing ? Even a few extensions are supported.

> - Division of labour at the X server level requires a lot
>   of resources per node.
> 	= x2x and VNC derivatives are included here.
> 	= What about micro-X servers?
> 
> What's left? Push the division into the lower layers.
> 
> - Distributed framebuffer device
> 	= Similar attributees to VNC systems.
> 	= Less resources per node
> 	= Increased network traffic
> 		- Possibly insane amounts of BW.
> 
> Thoughts?
> 


Luc.
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