On Sun, 2013-02-10 at 08:14 -0800, Len Ovens wrote:
> On Sun, February 10, 2013 2:57 am, Folderol wrote:
>
> > One thing I find confusing is the way the kernel performance changes so
> > dramatically from one version to the next.
> >
> > In debian testing, 64bit V3.1 vanilla works beautifully on my current
> > machine, but V3.2 requires jack to be set to 4x the latency! That's for
> > both
> > vanilla & RT.
>
> This may or not be it, but try looking at the irq assignment from one to
> the next. The kernel sets IRQs for at least some of the devices.
The only difference for the IRQ I noticed between older and newer kernel
versions are different IRQs for the graphics. The graphics on my machine
doesn't share it's IRQ with another device any more.
Regards,
Ralf
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Received on Sun Feb 10 20:15:10 2013
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