[R] cannot allocate vector of size 1215000 Kb

[Uwe Ligges]

John Kapsomenakis wrote:
> Dear All,
> I'm running the latest R on SUSE 10.0. After read in a huge data CDF file 
> I tried to  process the only variable variable using the comands
> 
> aek<-open.ncdf('C:/Monthly/CRU/Crutmp Europe.CDF')
> v1<-aek$var[[1]]
> gugus<-get.var.ncdf(aek, v1)
> 
> But I can't because of this message
> Error: cannot allocate vector of size 1215000 Kb
> 
> I'm now hoping for some help
> Any tips to get out of it?


No, unless you are moving into a huge 64-bit machine or using databases 
and working on subsets. R request 1.2Gb of RAM just for the very next 
step in get.var.ncdf()!
You should probably reduce the data and work on subsets.

Uwe Ligges


> Thanks in advance.
> john
> 
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