[Rd] Memory question on R

Prof Brian Ripley ripley at stats.ox.ac.uk
Fri May 20 08:48:43 CEST 2005


On Fri, 20 May 2005, Dr L. Y Hin wrote:

> Dear all,
> Apology for posting this amateurish question.
> I am running R version 2.1.0 on Windows XP for a simulation exercise.
> Seemingly, I've encountered memory allocation problem during the
> recursive procedure.
> I've looked at the help section called
> ?Memory() and ?memory.limit(), and ?memory.size but the comamands
> seem to refer to Unix version of R.

If you looked in a Windows version of R they do not (and they should not 
have the ()).

Please do read the posting guide and (as we ask there) show us exactly 
what the messages you got were.  This question seems more appropriate to 
R-help than R-devel.

> I wound be very grateful if anyone could kindly advise me on the method
> to set the memory allocation so that R workspace can harness the maximum
> resources available on the hardware (RAM and virtual memory), with an understanding
> that my machine may not have sufficient resources to run other applications.
> In addition, does R version 2.1.0 makes use of the hyperthreading feature that may
> speed up the application?
>
> Thanking you in advance
> Lin
> 	[[alternative HTML version deleted]]

We do ask for no HTML mail.

-- 
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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