Does GIMP clear undo memory associated with images that have been closed
(without closing GIMP)?
Thanks for the great answers, everyone. I'm learning a lot about GIMP
memory management here!

-C

On Wed, Feb 6, 2019 at 9:14 AM Ofnuts <ofn...@gmx.com> wrote:

> On 2/5/19 5:35 PM, jEsuSdA 8) wrote:
> > El 2/2/19 a las 9:58, Ofnuts escribió:
> >> The fact that the memory isn't marked free doesn't mean it is
> >> unusable. Tried in Gimp 2.10 on Ubuntu:
> >>
> >> - load 5 20MPx Jpegs: memory is 1.35GB
> >>
> >> - close all: memory still at 1.35GB
> >>
> >> - load them again: memory is 1.4GB
> >>
> >> - close all: memory still at 1.4GB
> >>
> >> - load them again: memory is 1.4GB
> >>
> >> - close all: memory still at 1.4GB
> >>
> >> So the memory seems reused...
> >
> > I was thinking about your tests and the values seems to be a bit
> > strange: I mean, I you load 5 images and Gimp takes 1.35GB Memory, why
> > when you close all the images gimp still taking 1.35GB instead of less
> > than?
> >
> > In the same way, if you load again the same images, why Gimp consumes
> > more memory and its memory consumption rises from 1.35 to 1.40... and,
> > again, when the images are closed the memory does not get back to a
> > lower value.
> >
> > I think this values can corroborate my theory about Gimp lack of
> > memory release I suffer and which is absolutely needed when working in
> > professional environments.
> >
> > Why Gimp does not free the memory?
> > Any idea?
>
>
> If memory was truly leaked,  I would have seen 1.35, 2.7, 4.05... Since
> there is no significant memory increase, we can assume that this memory
> is reused. For the rest, see Øyvind's answer.
>
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