I would suggest two things here: check on the size of other object you may have stored in memory, and get rid of what you don't need.
? ls ? rm also, consider running garbage collection to help free up memory in R gc() I hope this helps! A On Tue, Aug 31, 2010 at 1:56 AM, rusers.sh <rusers...@gmail.com> wrote: > Hi, > I read some posts from the mailing list on the same problem, but it seems > that i still cannot solve this problem. > I only want to generate some simulated data. > #Generate 2500 observations-it works without errors > > coords<-as.matrix(expand.grid(seq(0,100,length.out=50), > seq(0,100,length.out=50))) > #SimData is a user-written function > > SimBinData<-SimData(n=2500,coords=coords, x.mu > =c(0,1),covar.cor=matrix(c(1,0.25,0.25,1), > 2, 2),beta=c(1,0.5,5)) > #Generate 10000 observations-errors appeared > #Following some posts, i set the memory to the maximum value. But i still > got errors. > > memory.limit(size = 4095) > [1] 4095 > > coords<-as.matrix(expand.grid(seq(0,100,length.out=100), > seq(0,100,length.out=100))) > > SimBinData<-SimData(n=10000,coords=coords, x.mu > =c(0,1),covar.cor=matrix(c(1,0.25,0.25,1), > 2, 2),beta=c(1,0.5,5)) > Error: cannot allocate vector of size 381.5 Mb > > memory.size(TRUE) > [1] 1276.31 > > memory.limit() > [1] 4095 > > object.size(SimBinData) > 170568 bytes > Any suggestions? > Thanks very much. > > -- > ----------------- > Jane Chang > Queen's > > [[alternative HTML version deleted]] > > ______________________________________________ > 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. > [[alternative HTML version deleted]] ______________________________________________ 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.
