[R] expand.grid problem

Muhammad Subianto subianto at gmail.com
Thu Oct 13 14:20:45 CEST 2005


Dear all, Martyn Plummer and Jim Holtman (offlist) thanks you for quick 
respons. Now I understand. I need more machine and memory.
Thanks a lot.
Muhammad Subianto
--- 20 columns and 54 billion rows?  O:-)

On this day 13/10/2005 01:45 PM, Martyn Plummer wrote:
> 
> 
> It's all about memory.  In your first example, you are trying to create
> a data frame with 20 columns and 54 billion (thousand million) rows.
> Just to store this amount of data as an array of doubles you would need
> 8 terabytes of memory. You are being a bit optimistic trying to do it
> with only 500 Megabytes.
> 
> Martyn
> 
>




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