[LAU] Too many xruns

S. Massy lists at wolfdream.ca
Thu Sep 6 13:50:16 UTC 2012


On Tue, Sep 04, 2012 at 09:17:36PM -0700, Kevin Cosgrove wrote:
> Hello,
> 
> I'm trying to record on a new system, and I'm getting xruns.  My
> old system produced no xruns.
> 
> The problem system runs:
> 
>   Fedora 17
>   Kernel 3.5.2-3.fc17.x86_64
>   Ardour 2.8.14
>   JACK 1.9.8
>   Intel i7, 16GB RAM, SATA 6Gb/s drives
> 
> My user ID is a member of the "jackuser" group.
> 
> Jack is running as:
> 
> /usr/bin/jackd \
>   -T -ndefault -p 256 -R -P 60 -T -d alsa -n 2 -r 48000 -p 1024 -d hw:2,0
> 
> In 43 minutes I've had almost 6700 xruns.
Other replies cover most of the bases, but I'll throw this in, though
it's a long shot. Do you have any active network traffic going on
(especially wifi)? Is your system using any binary/proprietary drivers?
I have had some nasty experiences with a wifi interface using the
proprietary Broadcom driver interfering with audio work in an obscure
manner.

Good luck.

Cheers,
S.M.


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