[LAU] Realtime Kernel

Arda Eden ardaeden at gmail.com
Tue Mar 18 14:25:55 EDT 2008


So is it really necessary to have a realtime kernel in order to use linux
audio applications without any latencies or xruns ?


On Tue, Mar 18, 2008 at 8:00 PM, Arda Eden <ardaeden at gmail.com> wrote:

> Yes,
> That's what i see when i type uname -a :
> Linux melinda 2.6.18.8-86 #2 SMP Mon Feb 11 00:50:59 EET 2008 i686 mobile
> AMD Athlon(tm) XP-M 2200+ GNU/Linux
>
> So it looks like i don't have realtime support. But i can use any audio
> application without having any xruns or latencies.
>
> I changed my /etc/security/limits.conf file as:
> @audio - rtprio 95
> @audio - memlock 512000
> @audio - nice -19
>
> and it works ok.
>
>
> On Tue, Mar 18, 2008 at 7:55 PM, Asmo Koskinen <asmo.koskinen at arkki.info>
> wrote:
>
> > Arda Eden kirjoitti:
> > > Is there a way to understand if my kernel has realtime support or not.
> > >
> >
> > This mine is (ED)Ubuntu 7.10 + RT Kernel.
> >
> > I can see it this way (Duo Core Intel):
> >
> > asmok at edubuntu:~$ uname -a
> > Linux edubuntu 2.6.22-14-rt #1 SMP PREEMPT RT Tue Feb 12 09:57:10 UTC
> > 2008 i686 GNU/Linux
> > asmok at edubuntu:~$
> >
> > Here is wiki page about real time kernel in Ubuntu 7.10:
> >
> > https://wiki.ubuntu.com/RealTime/Gutsy
> >
> > More deeper: http://rt.wiki.kernel.org/index.php/Main_Page
> >
> > Every music oriented linux distro has one:
> >
> > http://linux-sound.org/distro.html
> >
> > What is yours?
> >
> > Best Regards Asmo Koskinen.
> >
>
>
>
> --
> Arda EDEN
> Cumhuriyet University
> Faculty of Fine Arts
> Department of Music Technology
> Sivas/TURKEY
>



-- 
Arda EDEN
Cumhuriyet University
Faculty of Fine Arts
Department of Music Technology
Sivas/TURKEY
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