[mythtv-users] High backend CPU usage when watching DVB

[Chris Hubball]

> I've recently built a new backend and upgraded to 0.19.  Previously,
> when watching DVB from my old backend (v0.18, 450mhz processor) the
> CPU usage was around 5-10%.  Now on my new backend (v0.19, 800Mhz P3)
> the CPU usage for mythbackend is 50-60%!

> Anyone got any ideas?  Is there any way I can see where the backend is
> burning all that CPU power?

I'm also seeing this problem.  I previously thought it was XvMC not
working properly, but now I've discovered that the backend is using 80%
CPU when it's recording DVB (frontend idle).

Chris.