[R] Running 32 bit R in terminal on Mac OS

Sharpie chuck at sharpsteen.net
Sat Dec 26 00:33:38 CET 2009




saleem1000 wrote:
> 
> Hello,
> 
> I am using Mac OS on R. When I start R thru the application menu I have
> the option of running both the 32 bit version as well as the 64 bit
> version.
> 
> When I type in R in terminal I believe it starts up the 64 bit version.
> How can I start the 32 bit version instead??
> 
> Saleem
> 
> 

Set the value of the R_ARCH environment variable to either:

  /i386

or

  /x86_64

to specify which version gets run when you start R in the terminal.  A good
place to set this is by adding the following line

  export R_ARCH=/i386

to

  ~/.profile


Hope this helps!

-Charlie
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