[gmpi] Re: Decision time: 7.2

> > Some plugins are necessarily copy to. Has anybody actually measured the
> > impact of always copying the buffers on performance?
> 
> It's quite difficult.  If you load up one plugin, it's buffers sit in the
> Processor Cache and it runs wonderfully.  It's when you run 10 plugins at
> once you see the impact.
> 
> (not always 10, it depends how big your cache is etc).
> 
> My hunch is when plugins use memory bandwidth sparingly, you can run a
> higher number of plugins.

That is what is you'd expect.  It would be interesting to show an ACTUAL
benchmark for this.  Run timings with in-place and not in-place for
plugin_count = 1 to N.

Tim

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