You may be right, the average size of the object headers might also 
have become a bit larger (from <8 to 8). But if you check the images on 
Eliot's site[1], you'll find that the growth is not related to the 5.0 
release, because all Spur images are larger than the pre-Spur images.

Levente

[1] http://www.mirandabanda.org/files/Cog/SpurImages/

On Thu, 23 Jul 2015, tim Rowledge wrote:

>
> On 23-07-2015, at 2:43 PM, Levente Uzonyi <leves at elte.hu> wrote:
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>> I think it's related to the segmented memory model of Spur, which uses more memmory than the the compact model of pre-Spur Squeak.
> Highly unlikely  to make for a 16Mb -> 35Mb jump.
>
> tim
> --
> tim Rowledge; tim at rowledge.org; http://www.rowledge.org/tim
> If you don't pay the exorcist do you get repossessed?
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