[mythtv-users] Nehemiah Performance

and hons at rcn.com
Fri Aug 29 01:12:05 EDT 2003


Are you using redhat 9?
If you are, there are binary video and accl mpeg drivers available at 
viaarena.com that really helps. I've been playing around with it today 
and even with the 16m/8m stream at 720x480 from my pvr250 I didn't see 
any problems.
I used to be running debian where there are no binary drivers avaliable 
for the cle266 and could therefore not take advantage of the hardware 
accl....at least that is what I think is making the big difference on 
my m10k.

anders

On Thursday, August 28, 2003, at 09:21 PM, rwk at americom.com wrote:

> Hi,
>
> Just to see if I could tell the difference, I set my record resolution
> from 480x480 to 720x480.  However, when I started watching I was
> surprised to find that my 1Gh Nehemiah EPIA processor couldn't handle
> it.  It sputtered every few seconds.
>
> I ran a top from another machine and indeed observed that mythfrontend
> was using 99% of the cpu.
>
> My EPIA machine is connected to a TV through the onboard S-Video out.
>
> As a comparison I tried the same thing on my Athlon 2200+ running a ATI
> Technologies Inc Radeon VE QY video card.  I was again surprised to see
> that mythfrontend was using less than 0.1% of the CPU and X was using
> about 10%.  Needless to say it plays without missing a beat.
>
> What is it about the EPIA (hardware or drivers) which makes it soooo
> much slower than the Athlon system?  The difference is CPU power is not
> enough to explain it.  Is it the video drivers?
>
> And why is all the processing in mythfrontend on the EPIA box, and in X
> on the Athlon?
>
> Thanks for any and all opinions!
>
> Dick
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