[Ardour-Users] DSP cpu utilisation
paul at linuxaudiosystems.com
Tue Jul 12 04:28:38 PDT 2016
"all but one" is almost always the correct answer, which is why it is the
On Tue, Jul 12, 2016 at 6:27 AM, Lukas Pirl <ardour at lukas-pirl.de> wrote:
> Hi Damien,
> I'd guess, "all but one" is a reasonable setting. That way, resources
> remain for non-DSP processing (operating system load, maybe shared
> graphics, daemons running on you system etc.). Maybe there are even
> less context switches for the DSP and caches stay hot, if one core is
> available for non-DSP load (?).
> But I'd would be very happy to learn about details from one of the devs. :)
> However, if you do not have any (audio) performance problems: don't
> care. If you do: create/load a fairly large session and test the
> different settings.
> On 07/12/2016 11:00 AM, Damien Delpiroux wrote as excerpted:
> > Hi all.
> > I got a AMD phenomII X4 cpu and firewire device, with jack2.
> > Because I don't understand the difference between the different option,
> > I ask what potion should I select in "DSP cpu utilisation". (for audio
> > performance, of course)
> > All but one? all available? 4?
> > Best,
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