[R] Insufficient memory

[Prof Brian Ripley]

Presumably you are using Windows without telling us.  Please study the 
appropriate section of the rw-FAQ (and also the posting guide).

On Wed, 21 May 2008, Roy Williams wrote:

> Dear Sir/Madam,
>
> I have only started using a R-written script for modeling the 
> distribution of disease vector species. Part of the script is to make a 
> large GIS grid for use with GIS software, but it seems I have a memory 
> problem. I get the following message:
>
> Reached total allocation of 1535Mb: see help(memory.size)
>
> My hard disk has more than 100 gigabytes available, I just have to increase the allocated memory -  sofar unsuccesful. I've used the code:
>> memory.limit(4094)  which returns: NULL.
> When I then use the code: > memory.limit(size = NA) it returns: [1] 4094. But then when I run the code to produce the large grid, I still get the same error message as above.
> How do I go about to increase the memory to the maximum?

Tell your unstated OS that you want more of the address space?  See the 
rw-FAQ.

>
> Your help is much appreciated.
>
> Regards
>
> Roy Williams
>
>
> Dr R Williams
> Diagnostic Products & GIS
> ARC-Onderstepoort Vet Institute
>
> Tel:  +27 12 529-9107
> Fax: +27 12 529-9285
> Cell: 072 200 0024
>
> WilliamsR at arc.agric.za
> Visit us at: www.arc.agric.za
>
>
> Disclaimer\ \ This message is confidential and may be co...{{dropped:20}}
>
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>

-- 
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