[BioC] Query regarding memory allocation

Sean Davis seandavi at gmail.com
Wed Apr 7 13:18:47 CEST 2010


On Wed, Apr 7, 2010 at 4:42 AM, sneha patil <snp2312 at gmail.com> wrote:
> hello all,
>
> Can anyone please tell me the solution for the following error
>
>> fns2=list.celfiles(path="C:/rfiles/koolfile",full.names=TRUE)
>> rawdata=ReadAffy(filenames=fns2)
> Error: cannot allocate vector of size 640.9 Mb
> In addition: Warning messages:
> 1: In dimnames(x) <- dn :
>  Reached total allocation of 1021Mb: see help(memory.size)
> 2: In dimnames(x) <- dn :
>  Reached total allocation of 1021Mb: see help(memory.size)
> 3: In dimnames(x) <- dn :
>  Reached total allocation of 1021Mb: see help(memory.size)
> 4: In dimnames(x) <- dn :
>  Reached total allocation of 1021Mb: see help(memory.size)
>> help(memory.size)
>> memory.limit(size=NA)
> [1] 1021
>> memory.limit(size=4095)
> [1] 4095
>> rawdata=ReadAffy(filenames=fns2)
> Error: cannot allocate vector of size 640.9 Mb

Hi, Sneha.  Looks like you do not have enough memory.  Did you try
looking at help(memory.size) as the error message suggests?  Finally,
be sure to check the list archives, as this question has been answered
numerous times on the list.

Sean



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