[FFmpeg-devel] Speed Demon

Roman V. Shaposhnik rvs
Fri Mar 20 01:13:07 CET 2009


On 03/19/09 04:05 PM, Diego Biurrun wrote:
> 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?
>   

Sorry, not at the moment -- no.

Thanks,
Roman.




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