[R] big databases
ligges at statistik.tu-dortmund.de
Wed May 6 11:04:59 CEST 2009
> PLEASE do read the posting guide
and tell us a bit about your machine, OS, R version, the am,ount of RAM
used by your workspace.
Pseudo Phobic wrote:
> Dear all,
> I have a .dta database which is about 400 MB. I cannot open it though I have
> no problem to import smaller ones (80 MB or even 174 MB).
> I tried to modify some options with --max-mem-size=2047M --max-vsize=2047M.
> But it does not seem to be enough.
> I do not know the exact meaning of these options : vsize seems to be made
> for vectors.
See ?Memory on memory handling in R.
> I have got Monte Carlo simulations running in another R window. Can MCMC
> simulations take enough memory so as to prevent me from opening this
> database ?
Amount of RAM used by the MCMC simulations? If no (not even virtual) RAM
is left: of course they can prevent.
> Thank you very much for any help.
> Best Regards
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