[LAU] sound card "sync/distortion"

Peder Hedlund peder at musikhuset.org
Tue Mar 17 06:31:38 EDT 2009

Quoting Atte André Jensen <atte.jensen at gmail.com>:

> Hi
> I have a toshiba laptop with a "HDA Intel" sound card and an Edirol USB
> ua-1a sound card.
> atte at vestbjerg:~$ lspci | grep -i audio
> 00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio
> Controller (rev 03)
> If I run jack through qjackctl, clients can often "mess up" jack esp
> when loading heavy stuff. This results in the sound becoming distorted
> in a metal-like way. A simple restart of jack seems to resolve this.

Are you running jack at 3 periods/buffer? The Intel cards seem to need  
that to be happy.

- Peder

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