Re: [LAU] jackd: A lot of xruns

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Markus Herhoffer wrote:
This chipset is known to have some problems, try running jackd with
number of
periods = 3.

If that doesn't fix it, you might also want to try out the module option
position_fix=1 for the snd-hda-intel module.

I've set both parameters and now it works without xruns at all. But what
does "position_fix=1" actually do?

Setting position_fix=1 and jack periods=3 also cleaned up more problems running on my Intel chipset based laptop with:

00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 02)

Just quickly looking at the driver source, position_fix appears to select one 2 or 3 different methods of managing buffers (or something like that).

cheers,

--
Simon Edwards             | KDE-NL, Guidance tools, Guarddog Firewall
simon@xxxxxxxxxxxxx       | http://www.simonzone.com/software/
Nijmegen, The Netherlands | "ZooTV? You made the right choice."
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