[BioC] memory allocation problem not solved

Sean Davis seandavi at gmail.com
Thu Apr 8 12:34:05 CEST 2010


On Thu, Apr 8, 2010 at 4:51 AM, sneha patil <snp2312 at gmail.com> wrote:
> hello all,
>
>    I know problems regarding memory allocation has been asked a number of
> times and i followed those solutions too but still i am not able to resolve
> this issue....
>
>
>> fns2=list.celfiles(path="C:/Program
> Files/R/R-2.10.1/koolfile",full.names=TRUE)
>> rawdata=ReadAffy(filenames=fns2)
> Error: cannot allocate vector of size 640.9 Mb
>> memory.size()
> [1] 1294.3
>> memory.limit()
> [1] 2047
>> memory.size(2047)
> [1] 2047.88
>> memory.size(4095)
> [1] 4095
>> rawdata=ReadAffy(filenames=fns2)
> Error: cannot allocate vector of size 640.9 Mb
>
> I want to read files of size 810Mb,62 celfiles.......I checked the
> memory.size and memory.limit functions....also i tried to increase the
> memory size by adding "C:\Program Files\R\R-2.10.1\bin\Rgui.exe"
> --max-mem-size=2GB" in the target.but still it dint help....following are
> the details of my pc
>
> Processor : Intel(R)Core(TM)2CPU 6320 at 1.86GHz
> Memory(RAM): 2038Mb
> System type:32-bit-operating system

Hi, Sneha.

Looks like you do not have enough physical memory for what you are
trying to do.  You may need to try using another package for affy
analysis or using another machine with more RAM.

Sean



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