Well, I am indeed running 64-bit Ubuntu and 64-bit R. Thanks! Tom
Peter Dalgaard wrote: > > Marc Schwartz wrote: >> Try: >> >> > 8*4 >> [1] 32 >> >> As per the help page for .Machine: >> >> sizeof.pointer the number of *bytes* in a C SEXP type. >> >> So: >> >> 8 bits per byte * 4 bytes = 32 bits >> > Also (outside of R) type "uname -a". This should give something like > > Linux viggo 2.6.18.8-0.10-default #1 SMP Wed Jun 4 15:46:34 UTC 2008 > x86_64 x86_64 x86_64 GNU/Linux > > on a 64-bit system (SUSE in this case) > > but > > Linux turmalin 2.6.22.18-0.2-default #1 SMP 2008-06-09 13:53:20 +0200 > i686 i686 i386 GNU/Linux > > on 32-bitters >> >> :-) >> >> HTH, >> >> Marc Schwartz >> >> >> on 08/08/2008 03:58 PM milton ruser wrote: >>> Dear Prof. B.Ripley, >>> >>> If : >>>> .Machine$sizeof.pointer >>> [1] 4 >>>> 2*2*2*2 >>> [1] 16 >>> >>> So I am running with 16 bits? >>> >>> How can I know the number of bits supported on my machine? >>> >>> Kindly, >>> >>> miltinho astronauta >>> brazil >>> >>> On 8/8/08, Prof Brian Ripley <[EMAIL PROTECTED]> wrote: >>>> Look at .Machine$sizeof.pointer (in bytes). >>>> >>>> On Fri, 8 Aug 2008, Tom La Bone wrote: >>>> >>>> >>>>> I think I installed 64-bit Ubuntu 8.04 and 64-bit R on my computer. I >>>>> can't >>>>> seem to find anything that says "this is 64-bit Ubuntu" or "this is >>>>> 64-bit >>>>> R". How do I tell what version of R I am running? >>>>> >>>>> Tom >> >> ______________________________________________ >> R-help@r-project.org mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide >> http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. > > > -- > O__ ---- Peter Dalgaard Ă˜ster Farimagsgade 5, Entr.B > c/ /'_ --- Dept. of Biostatistics PO Box 2099, 1014 Cph. K > (*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918 > ~~~~~~~~~~ - ([EMAIL PROTECTED]) FAX: (+45) 35327907 > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > > -- View this message in context: http://www.nabble.com/How-Can-I-Tell-if-the-R-Running-is-64-bit-or-32-bit--tp18898653p18899999.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.