[PD] Pd 20% idle CPU usage on MBP

[Jamie Bullock]

On 8 Nov 2010, at 15:45, Hans-Christoph Steiner wrote:



> 
> Another thing to try is Miller's new "callback" support.  Its a checkbox in the audio settings.
> 

That does improve things slightly, reducing CPU by about 3% to 17% on my MBP.

By comparison, AudioMulch, which also uses PortAudio idles at around 5%.

> About this, I don't think anyone really thinks its good as it is, its just a matter of someone doing the work to improve it.  The Jack support in Pd does seem to get a lot more work on it, so that's probably also a good reason why it works better.
> 

Sure, and I feel like we're starting that work by doing some diagnostics.

Jamie