[FFmpeg-user] Best CPU for ffmpeg
    Carl Eugen Hoyos 
    cehoyos at ag.or.at
       
    Tue Jan 28 10:10:56 CET 2014
    
    
  
Tim Nicholson <nichot20 <at> yahoo.com> writes:
> I regularly run ffmpeg on dual 6 core hyperthreaded 
> Xeon's and keep all cores/v cores running nearly flat 
> out. However it does depend upon what you are doing 
> including filtering and codec. Some operations do not
> support threading as they are difficult to parallelise, 
> and can be a bottle neck. However if I'm doing those 
> sorts of things* I just run a few instances of ffmpeg 
> to keep all cores busy.
Did you ever test to start all your instances with 
-threads 1 (twice, once for decoding, once for 
encoding)?
I wonder if that wouldn't increase performance, in 
some cases even significantly.
Carl Eugen
    
    
More information about the ffmpeg-user
mailing list