[R] memory limit problem

[Steve Lianoglou]

Hi,

On Thu, Sep 10, 2009 at 8:24 PM, oleg portnoy<oleg.portnoy75 at gmail.com> wrote:
> Hi,
> I have Win XP 32, 4 gig DDR2 and R 2.9.2.
> I have memory limit problems.
>> memory.limit(4090)
> [1] 4090
>
>> memory.limit()
> [1] 4090
>> a<-trans.matrix.f(7)  # made big matrix of integer 16384*16384
> Error: cannot allocate vector of size 512.0 Mb
> I not have other objects in R memory.
> what I do?

Get  a 64 bit system and ditch windows?
http://thread.gmane.org/gmane.comp.lang.r.general/64637

Or maybe the bigmemory package can help?
http://cran.r-project.org/web/packages/bigmemory/

-steve
-- 
Steve Lianoglou
Graduate Student: Computational Systems Biology
 | Memorial Sloan-Kettering Cancer Center
 | Weill Medical College of Cornell University
Contact Info: http://cbio.mskcc.org/~lianos/contact