[R] R on Large Data Sets (again)

Uwe Ligges ligges at statistik.tu-dortmund.de
Sun Nov 29 15:06:34 CET 2009



Jason Morgan wrote:
> On 2009.11.28 21:50:09, Daniel Nordlund wrote:
>>>> - Is a Unix-like platform a better option than win-64? Again, would
>>>> this solve my memory limitation problems?
>>> Possibly, but Win64 should provide plenty of memory (I believe Windows 7
>>> Ultimate can use up to 192 GB of memory). You just have to find the
>>> system that can take that much... With Unix/Linux you can probably cut
>>> back some overhead, and the memory management is most likely better, but
>>> unless you need to go over 192GB of memory, you don't necessarily have
>>> to move to a different platform.
>>>
>>> ~Jason
>> Windows 64-bit can certainly handle large memory spaces, but unless
>> something has changed recently it my understanding Revolution
>> Computing's 64-bit is the only 64-bit version of R available for
>> Windows (due to the unavailability of adequate open source compilers
>> for 64-bit Windows).  So 64-bit R will need to be Revolution's
>> solution or a non-Windows platform.
> 
> It appears that GNU does have a project that has had some success at
> compiling 64 bit Windows applications:
> 
> http://mingw-w64.sourceforge.net/
> 
> Not sure if all of the pieces are there for an R build, though.

Last time we tried, it was not sufficient.

Best wishes,
Uwe Ligges



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