[LAU] Performance problems.

J M Needham J.M.Needham at bath.ac.uk
Thu May 22 18:22:48 EDT 2008


Thanks for that, although I've already changed that and I don't really
know where to go from here. The uncommented bit is:
@audio - rtprio 99
@audio - memlock unlimited
@audio - nice -10


Any ideas? This was from a post which I can no longer find.

Jonty

On Thu, 22 May 2008, Remon Sijrier wrote:

> Hi,
>
> I've seen this kind of behavior before when RT privileges wasn't setup
> (correctly). Default Ubuntu doesn't alter the /etc/security/limits.conf you
> might have a look at that?
>
> Regards,
>
> Remon
>
> On Thursday 22 May 2008 10:01:23 J M Needham wrote:
> > Dear all,
> >
> > So, I've just upgraded to Ubuntu HH, and I'm using the Linux
> > 2.6.24-17-rt #1 SMP PREEMPT RT kernel on a toshiba laptop with dual core
> > 2.6 GHz processors and 2G of ram, and an intel HDA
> >
> > I have compiled Ardour 2.4.1 from source with FREESOUND=1 as my only
> > option. My first problem is that it's using 74% of my CPU just sitting
> > there. [Anyone else find this?]
> >
> > I've checked that my system corresponds to this page
> > http://tapas.affenbande.org/wordpress/?page_id=40 (as this was how I used
> > to have it set up) and it corresponds, but I'm getting 5% CPU usage from
> > Jack just sitting doing nothing.
> >
> > Anyone got any ideas?
> >
> > _______________________________________________
> > Linux-audio-user mailing list
> > Linux-audio-user at lists.linuxaudio.org
> > http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user
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