[FFmpeg-devel] Speed Demon

Diego Biurrun diego
Fri Mar 20 00:05:52 CET 2009


On Thu, Mar 19, 2009 at 08:18:05AM -0700, Roman V Shaposhnik wrote:
> On Wed, 2009-03-18 at 20:28 -0700, Mike Melanson wrote:
> > 
> > I have a friend with access to a 64-way Sparc machine with 32 GB of RAM. 
> > He wants to see if it can set a new speed record with FFmpeg. So, have 
> > it, you speed freaks: What would be the best way to stress FFmpeg, 
> > preferably in multi-threaded mode? I suspect it would have to do with 
> > encoding somehow, and this person has access to plenty of raw video footage.
> 
> On the SPARC box that I have (128 vcpus, 32 cores, 4 cpus) the DV
> encodcing/decoding proved to be the most scalable so far. I can't
> say it was a speed record, but it sure was a scalability one
> (on ~50 vcpus I've got about 10x speedup). The memory seems to be
> the biggest bottleneck so far...
> 
> Anyway, I would be very curious to hear suggestions as well.

Can you manage to run FATE somewhere?

Diego




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