[PD] pure data upper memory limit ?

Christof Ressi christof.ressi at gmx.at
Sat Nov 11 23:46:33 CET 2017

yes, on windows the limit for 32 bit processes is around 2GB. theoretically you can address ~4GB but half of it is reserved for the system:

there is a tweak which allows for full 4GB in user space but I never tried it:


> Gesendet: Samstag, 11. November 2017 um 23:13 Uhr
> Von: "Jean-Yves Gratius" <jyg at gumo.fr>
> An: pd-list at lists.iem.at
> Betreff: [PD] pure data upper memory limit ?
> Hi, list
> I use pd 32 bits (0.48) on windows 8.1
> I have a patch with lots of array and loaded abstractions,
> In Windows task manager i can see that pd uses  circa 900 Mo of ram.
> from time to time, I get some messages 'out of memory', i cannot resize 
> arrays.
> Is there any memory limitation I 'm reaching with my patch ?
> thanks
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