[linux-audio-dev] DRI + Jack conflict?

Vincent Touquet vincent.touquet at pandora.be
Tue Feb 10 16:41:07 EST 2004


On Tue, Feb 10, 2004 at 01:57:17PM -0500, Jesse Chappell wrote:
>BTW, i just ran JACK realtime on a T41p with the firegl T2 128MB,
>using the ati 3.7.0 drivers on a 2.4.22 PE/LL kernel with no problems.
>Alsa 0.9.8 using the builtin audio (snd-intel8x0).  the machine
>itself has 512MB of RAM.

Great !
Thanks for testing :)
Which distribution are you running ?

>I tested with alsaplayer, jack-rack and freqtweak together loading
>the system to > 80% cpu utilization and no xruns at
>256 period size (and possibly less) and 48k.
Cool.
That's about 5.3 ms, which is good :)

>And yes, ATI's drivers have DRI enabled.... note that i didn't
>try to run any opengl accelerated apps at the same time as jack
>yet..... but i don't see any of the problems with regard to memory locking.
>maybe 512 is too much RAM to notice the problem.
>jlc

I'm aiming to get more memory, so the memory locking should really be no
problem :) I hope I can test fluxus once I get the laptop :)

v


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