[R] A question about memory size

Prof Brian Ripley ripley at stats.ox.ac.uk
Thu Aug 19 23:42:50 CEST 2004

Please read the rw-FAQ, as the posting guide asks.  The answer is there.

On Thu, 19 Aug 2004, Stephanie Tsung wrote:

> I have a question about how to increase my memory size, could someone
> answer it for me??
> I am using Bioconductor in R to calculate gene expression values with
> mas5, dchip, and mas4. I have only 18 samples, all from Affymetrix U133A
> Plus 2 arrays, which has ~54,000 genes. My machine equipments are: CPU
> P4 3.0GHz, and 1GM RAM. Somehow when I was running mas5 in R, it always
> showed the error message: "Cannot allocate vector of size 211702 Kb." I
> believed that it would be a memory setting problem, so I tried to use
> the command: memory.size(TRUE) or memory.limit(size=NA) to increase the
> memory. But it still didn't work!! Can someone tell me what's going on
> and how can I run it?? I really appreciate it. Thanks.

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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