Re: [linux-audio-user] terrible sound with jack SOLVED. but no sound in traverso?

From: Matt Price <matt.price@email-addr-hidden>
Date: Sat Feb 03 2007 - 16:23:57 EET

On Fri, 2007-02-02 at 23:11 +0000, Burkhard Ritter wrote:
> On Fri, Feb 02, 2007 at 05:32:18PM -0500, Matt Price wrote:
> > On Fri, 2007-02-02 at 21:44 +0000, rob wrote:
> [...]
> > > Did you try 3 periods, 48kHz?
> > >
> >
> > ah, no, I didn't understand what periods were, I guess, so I didn't try
> > that option. 48k appears to bethe default sampling rate, but -n3 fixes
> > the problem -- in fact there are no xruns at all once I add that switch.
> > yay! I do get a message in jackd:
> > delay of 20690.000 usecs exceeds estimated spare time of 20672.000;
> > restart ...
> [...]
>
> I got rid of these messages by making sure my processor doesn't switch
> the frequency while I am running jack. You can do this with
> cpufreq-set -g performance

ah. well, since I'm running on a laptop and my latency performance
really isn't all that important, I'll just leave it -- but it's nice to
understand the error a bit better. tthanks!

> There's also a nice applet for the gnome panel, that can do this.
>
> Hope that helps.
>
> Burkhard

-- 
Matt Price
History Dept
University of Toronto
matt.price@email-addr-hidden

Received on Sat Feb 3 20:15:01 2007

This archive was generated by hypermail 2.1.8 : Sat Feb 03 2007 - 20:15:01 EET