On Tue, Jun 14, 2011 at 2:28 AM, Jeremy Jongepier
<jeremy@autostatic.com> wrote:
On 06/14/2011 09:11 AM, Aaron Krister Johnson wrote:
> Hey all,
>
> So the continuing saga is this: still no luck getting Pianoteq with JACK to
> equal or spank with superiority the performance of PianoTeq w/ALSA alone on
> my system.....
>
> I found the following information: the info from the /proc/asound output
> that Paul asked me to check out confirmed that at comparable settings, JACK
> choked where ALSA smoked. I had ALSA down to a period of 64 and 3
> periods/buffer (hardware bufsize of 192) at a sample rate of 48000. The same
> setting of jackd ('jackd -dalsa -dhw:0,0 -r48000 -p64 -n3 -S') didn't agree
> with Pianoteq....
>
> So...here's my dilemma. I have a live show coming up where I'd prefer to use
> the superior harpsichord sound of Pianoteq, but I don't want to risk a
> lock-up or xruns or worse in a live concert. So I would have to use
> ALSA...BUT....I also need to switch to playing a live kalimba through some
> Csound effects right after playing a harpsichord, and Pianoteq under ALSA
> will not stand for another app opening and sharing the soundcard like JACK
> will allow (ALSA will block I/O).
>
> So what can I do?
>
> Best,
> AKJ
Hello Aaron,
Might have missed something but what kind of soundcard are you using?
And why the -S option?
Best,
Jeremy