[Rd] memory.size() for large memory usage (PR#11596)

ripley at stats.ox.ac.uk ripley at stats.ox.ac.uk
Fri Jun 6 09:55:14 CEST 2008


On Thu, 5 Jun 2008, bowden at stats.ox.ac.uk wrote:

> This amusing behaviour is from R2.6.1 on WinXP Pro SP2 running with boot.in=
> i /3GB flag, exploring memory limits.
>
> =20
>
> When actual (object, not total) memory usage hits 2048 MB, memory.size star=
> ts counting down again, but reports a negative amount, e.g. -2046.333. Is t=
> his an intended (or unavoidable) feature?)

Not any more (it was a feature of the malloc used, but that has been 
updated and R hasn't followed.).

Will be changed for 2.7.1.

>
> =20
>
> Thanks,
>
> =20
>
> Rory Bowden
>
> bowden at stats.ox.ac.uk

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595



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