[BioC] increase R memory

James W. MacDonald jmacdon at med.umich.edu
Tue Sep 13 20:45:56 CEST 2005

Seth Falcon wrote:
> On  5 Sep 2005, crispi at igb.cnr.it wrote:
>>I am using the new R version (R 2.1.1) but when I try to use gcrma
>>package the program stops to work.  I have the following error
>>messages regarding the failure to obtain enough memory
>>"cannot allocate vector of size...." 
>>" reached total allocation 510 Mega" 
>>How could I enhance the program memory?
>>What is the right syntax?
>>thank you for your help
> You need to tell us the operating system you are using and how much
> memory is installed on the system and how big the data is that you
> are working on.
> After this info, I predict the answer will be:
> - use a machine with more memory
> - use a Linux system instead of Windows as it is easier to use more
>   memory there.
> - use a 64-bit Linux system to use GBs of RAM.
> But the real question may be: how can you accomplish your task on a
> memory limited system.

For a memory limited system, see ?justGCRMA



> Best,
> + seth
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James W. MacDonald
Affymetrix and cDNA Microarray Core
University of Michigan Cancer Center
1500 E. Medical Center Drive
7410 CCGC
Ann Arbor MI 48109

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