[Ardour-users] WAV files, xruns

Anthony DiSante orders at nodivisions.com
Fri Feb 20 13:59:01 PST 2004

Steffen Sauder wrote:
>> A couple questions here.  Before I installed the low latency patches, 
>> I got
>> lots of xruns from the ardour process.  They went away after I applied 
>> the
>> Morton and Love low-latency patches, but I still get xruns from the jackd
>> process.  I've got 4 windows open (ardour, ardour mixer, the xterm owning
>> ardour, and the xterm owning jackd), and just clicking from window to 
>> window
>> causes these xruns from jackd, like this:
>> **** alsa_pcm: xrun of at least 43.943 msecs
>> Should I be concerned about this?  I don't think I've noticed it 
>> affecting
>> the recording at all, but then I'm only recording 2 channels, at the 
>> moment.
> Are you using the binary NVIDIA graphics drivers? I had similar problems 
> with those and kernel 2.6.
> Everytime the window focus switched, there was a lock debugging message 
> with a stracktrace in the
> system log and there was a good chance that you'd get an xrun.
> I had less problems with xruns using the nv driver provided by XFree.

Nope, I've got an ATI card.  Thanks for the suggestion though.


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