Re: [Gimp-user] Benchmarking Gimp/GEGL

[Daniel Smith <opened to gmail com>]

What model of Mac is it?
And what is the model number exactly of the HP laptop?

I don't suppose anyone has ever built a rendering farm or
cluster for Gimp, have they? Could such a thing be done?

Just wondering.
Dan

On 4/29/12, Partha Bagchi <partha1b gmail com> wrote:
> On Sun, Apr 29, 2012 at 6:54 AM, Øyvind Kolås <pippin gimp org> wrote:
> > On Sun, Apr 29, 2012 at 10:44 AM, Jernej Simončič
> > <jernej|s-gmane eternallybored org> wrote:
> > > On Sun, 29 Apr 2012 03:31:26 +0200, Øyvind Kolås wrote:
> > > > It also turns out that babl and GEGL on win32 seem to be compiled
> > > > practically without optimization and without taking modern instruction
> > > > sets into account, making any testing of them on windows
> > > > unrepresentative of their actual performance.
> > >
> > > What are the recommended optimization flags?
> >
> > On win32, no idea, perhaps look at what compiler flags are being used
> > on linux? This is signal processing code and everything from
> > -ffast-math to -ftree-vectorize and probably more are important.
> >
> > /Ø
> > --
> > «The future is already here. It's just not very evenly distributed»
> >                                                  -- William Gibson
> > http://pippin.gimp.org/                            http://ffii.org/
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>
> I am using -Ofast for my builds. I will add the flags you mention when
> I build RC1. Right now, I have other headaches with RC1. :(
>
> One thing I can report is that with RC1 on a Mac, Snow Leopard (64-bit
> build only), I get a timing of 5 minutes with the same scenario as
> indicated at the top of the thread, far faster than the timing on
> Windows (64-bit as mentioned before).
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