[PlanetCCRMA] Kernel Advise

mike@banta.psyc.missouri.edu mike@banta.psyc.missouri.edu
Mon Jul 12 21:15:02 2004


Thanks for the input..But no, even if I have a huge buffer size and period 
I still have many xruns.  And I believe the temp directory (mcop-user) is 
mounted as ram..oh well.


On 12 Jul 2004, brad stafford wrote:

> Hi Mike,
> 
> Have you tried changing some of the settings in Jack to get rid of the
> xruns? I started qjackctl, clicked on setup and on the settings tab I
> changed the "periods/buffer" from 2 to 4. This increased the latency
> (it's tolerable) and stopped the xruns.
> 
> I hope this helps. It's a fantastic system when everything is working
> right.
> 
> Brad.
> 
> On Mon, 2004-07-12 at 16:53, mike@banta.psyc.missouri.edu wrote:
> > Just FYI, I downloaded the source ccrma kernel..did minimal 
> > configuration, 
> > and then built kernel from there making sure it was build with a 
> > celeron architecture.  Same problem, it reads "Uncompressing Kernel; OK, 
> > booting" or something like that, which is exactly what happend when I 
> > tried to boot the smp kernel.
> > 
> > sigh,
> > mike
> > On Mon, 12 Jul 2004 mike@banta.psyc.missouri.edu wrote:
> > 
> > > I've been using the caps kernel with decent latency but many many xruns 
> > > for some time now, but serious recording work is needed now. (i.e., jack 
> > > does not kill ardour whenever it wants to).  The patched 
> > > ccrma kernel will not boot on my machine; when selected, it simply returns 
> > > to the grub boot menu.  The dual-cpu kernel will also not boot, it 
> > > actually freezes everything before booting.  
> > > 
> > > I'm on a 2.8ghz celeron with 512 megs with rh9.  Simply using the 810! 
> > > chipset for 
> > > audio.  So I'm wondering what to do?  Is there an older kernel somewhere 
> > > I could try? Should I have to tune this kernel to better fit my machine? 
> > > Or should I just say thanks to Fernando and compile my own kernel with 
> > > patches (ugh)?
> > > 
> > > Thank you all,
> > > mike
> > > 
> > > 
> 
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