[PlanetCCRMA] Audiophile 192 and others
Fernando Lopez-Lezcano
nando@ccrma.Stanford.EDU
Thu Nov 17 10:01:04 2005
On Wed, 2005-11-16 at 23:58 +0200, mArukqs wrote:
> The problem is in jackd - xmms plays 96kHz files via ALSA driver ok (I
> tried to check and change sampling rate in envy24control so it is really
> 96kHz - no bullsh...), but with Jackd I hear this stuttering and in jack
> output see xruns like these:
>
> 23:48:15.486 XRUN callback (1).
> **** alsa_pcm: xrun of at least 0.028 msecs
> 23:48:16.884 XRUN callback (2).
> **** alsa_pcm: xrun of at least 0.025 msecs
> 23:48:18.856 XRUN callback (3).
> **** alsa_pcm: xrun of at least 0.033 msecs
> 23:48:21.576 XRUN callback (4).
> **** alsa_pcm: xrun of at least 0.068 msecs
xmms will use a lot more buffering than jack, thus the difference in
behavior.
> > How can I check it? On jackit.sourceforge.net I can't find a clear answer.
> >
> > Here are results of mount|grep tmp
> >
> > /dev/shm on /dev/shm type tmpfs (rw)
Which version of jack are you running? ("rpm -q
jack-audio-connection-kit" to know).
-- Fernando
> >> Are you manually setting priorities for the Jack server, your sound
> >> card and your audio drive? Or are you using default priorities as
> >> provided by the kernel?
> >>
> >> Have you verified that Jack's temp storage is on tmpfs?