Martin Maechler <[EMAIL PROTECTED]> writes: > >>>>> "PD" == Peter Dalgaard <[EMAIL PROTECTED]> > >>>>> on 02 Sep 2005 18:48:24 +0200 writes: > > PD> "Milton Lopez" <[EMAIL PROTECTED]> writes: > > >> I appreciate the update. We will consider using Linux, > >> which leads me to one more question: what is the maximum > >> RAM that R can use on each platform (Linux and Windows)? > >> > >> Thanks again for your prompt responses. > > PD> On Win32, something like 3GB. Maybe a little more on > PD> Linux32, but there's a physical limit at 4GB. > > for a *single* object, yes. However (and Peter knows this > probably better than me ..), R's workspace can be very much > larger which makes it realistically possible to start *using* R > functions on objects of around 4GB.
Notice that I said "Linux32" there.... The single-object size limit is of course relevant on 64 bit systems, so thanks for the reminder. <snip> > PD> On Linux 64, the motherboards set the limit in practice, > PD> 32GB systems have been reported working and I think at > PD> least 64GB should be possible. I seem to recall that the > PD> maximum _virtual_ memory is not quite 2^64, but it will > PD> be pretty huge (2^48, 256TB)?. -- O__ ---- Peter Dalgaard Øster 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-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel
