[LAU] Ardour 2.1 Mixer Levelmeters acting very slow with acpi=off

[Susanne Schneider]

will try this later today and let you know
-------- Original-Nachricht --------
> Datum: Tue, 20 Nov 2007 18:52:58 +0100
> Von: Thomas Kuther <gimpel at sonnenkinder.org>
> An: linux-audio-user at lists.linuxaudio.org
> Betreff: Re: [LAU] Ardour 2.1 Mixer Levelmeters acting very slow with acpi=off

> On Di, 20.11.07 14:42 "Susanne Schneider" <susemuse27 at gmx.de> wrote:
> 
> > hi everybody,
> > as an experiment on this item I compiled a kernel with modified
> > config: I removed acpi completely and additionally deactivated the
> > option "enable tickless..." (or so..). Then I booted the kernel with
> > standard options. Result: Ardour behaves as it should, everything
> > works just fine, system audio performance at it's best! Obviously
> > there is a diffenrence between booting an acpi-enabled kernel with
> > option "acpi=off" and a kernel built without acpi capabilities. Maybe
> > somebody has an explanation - I don't... thanks for attention anyway
> > Su
> 
> Interesting! 
> So my guess with cpufreq and clocksource was wrong. 
> It's dyntics vs. acpi=off
> 
> What if you disable dyntics, and boot with acpi enabled?

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