Re: [R] How to increase memory for R on Soliars 10 with 16GB and 64bit R

From: Liaw, Andy <andy_liaw_at_merck.com>
Date: Thu 14 Jul 2005 - 20:35:18 EST


> From: Uwe Ligges
>
> Uwe Ligges wrote:
>
> > Dongseok Choi wrote:
> >
> >> Thank you very much for your help!!
> >> Now, it runs without any problem.
> >>
> >> Is it going to be fixed in the next release?
> >
> >
> > Of course, Brian
>
> [hmmm, looks like some wrong shortcut has been used - and it
> must have
> been me who forgot to drink coffee before strating to post ...]

Is this indication that R-help is more addictive than coffee?

Andy  

>
> I meant to say: Of course, Brian already did, see the svn log:
>
> --------------------------------------------------------------
> ----------
> r34947 | ripley | 2005-07-13 03:16:18 -0400 (Wed, 13 Jul
> 2005) | 1 line
> Changed paths:
> M /trunk/NEWS
> M /trunk/src/main/memory.c
>
> correct typo for R_alloc on 64-bit systems
>
>
>
>
> Uwe Ligges
>
>
>
>
> >> Thanks again,
> >> Dongseok
> >>
> >>
> >>
> >>
> >> Dongseok Choi, Ph.D.
> >> Assistant Professor
> >> Division of Biostatistics
> >> Department of Public Health & Preventive Medicine
> >> Oregon Health & Science University
> >> 3181 SW Sam Jackson Park Road, CB-669
> >> Portland, OR 97239-3098
> >> TEL) 503-494-5336
> >> FAX) 503-494-4981
> >> choid@ohsu.edu
> >>
> >>
> >>>>> "Prof Brian Ripley" <ripley@stats.ox.ac.uk> 07/13/05
> 12:03 AM >>>
> >>
> >>
> >> On Tue, 12 Jul 2005, Dongseok Choi wrote:
> >>
> >>
> >>> My machine is SUN Java Workstation 2100 with 2 AMD
> Opteron CPUs and
> >>> 16GB RAM.
> >>> R is compiled as 64bit by using SUN compilers.
> >>> I trying to fit quantile smoothing on my data and I got
> an message as
> >>> below.
> >>>
> >>>
> >>>> fit1<-rqss(z1~qss(cbind(x,y),lambda=la1),tau=t1)
> >>>
> >>>
> >>> Error in as.matrix.csr(diag(n)) :
> >>
> >>
> >> cannot allocate memory block of size 2496135168
> >>
> >>> The lengths of vector x and y are both 17664.
> >>> I tried and found that the same command ran with x[1:16008] and
> >>> y[1:16008].
> >>> So, it looks to me a memory related problem, but I'm not
> sure how I
> >>> can allocate memory block.
> >>> I read the command line option but not sure what do to with it.
> >>> Could you help me on this?
> >>
> >>
> >>
> >> It is trying to allocate a single memory block of size over 2^31-1
> >> bytes. R internally uses ints for sizes of vectors and
> that is a limit
> >> (see help("Memory-limits") ). However, it is intended
> that on 64-bit
> >> systems that there is a limit here of 8*(2^31-1) but there was a
> >> typo. Please change line 1534 of src/main/memory.c to
> >>
> >> #if SIZEOF_LONG > 4
> >>
> >> and re-compile.
> >>
> >
> >
>
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>



R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Thu Jul 14 20:40:42 2005

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