[R] Is there any way to release memory in running time?

[Witold Eryk Wolski]

?gc
/E
wanr at ucalgary.ca wrote:

>Hi all,
>
>I am doing some intensive computation right now. My system is Pentium4 3.20G 
>+ 1.0G RAM + WindowsXP + R1.9.1. It seems my computer is very powerful. 
>However, when I do some simple matrix algebra operations based on a matrix 
>(DD) with dimension 5000000 by 2, I found that the consumption of RAM is 
>huge. For example, the command a <- 1 - DD[,2] eats my 100M RAM. Does anyone 
>know how to release memory in the middle of program (running time)? BTW, the 
>command rm() does not free memory unless you quit R as I as know. Thanks in 
>advance.
>
>Rui
>
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>
>  
>


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Dipl. bio-chem. Witold Eryk Wolski         
MPI-Moleculare Genetic
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