[mythtv-users] fast foward saturates cpu

Brad DerManouelian myth at dermanouelian.com
Sat Dec 8 05:54:58 UTC 2007

On Dec 7, 2007, at 9:50 PM, Ken Mandelberg wrote:

> I'm running frontend and backend on a 2GHZ Intel core 2 duo, with  
> Ubuntu
> Gutsy. The graphics use the Intel 945.
> When I play an HD recording, mythfrontend usea about 30% of one  
> core. At
> 3X fast forward its up above 90%. At 5X it breaks up and freezes  
> after a
> few seconds.
> On SD there is no problem with fast forward, and other than 5x and
> higher ff on HD, its working fine.
> I'm running the trunk,
> Any ideas why its burning so much cpu in fast forward?

I'm more interested in how you're only using 30% of one core with HD  
at normal speed. That's really impressive! I get about that usage on  
my dual core AMD 64 X2 4200+ playing SD video.

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