[R] Erro: cannot allocate vector of size 216.0 Mb

[Prof Brian Ripley]

On Mon, 21 Jul 2008, Uwe Ligges wrote:

> Several questions:
>
> - Before we go ahead: Are you sure 3 Gb are sufficient for your problem?
> - Which OS (I guess Windows)?

(The only platform on which these functions are supported.)

> - Which version of R (let's assume R-2.7.1)?
> - Is your Windows 3GB enabled in the boot flags, or is it a 64-bit version of 
> Windows?

(No, or the default memory limit would be higher than 1.5Gb.  R by default 
uses as high a memory limit as is sensible if (as here) the address space 
is the limiting factor.)

>
>
> Best wishes,
> Uwe Ligges
>
>
>
> José Augusto Jr. wrote:
>> Please,
>> 
>> I have a 2GB computer and a huge time-series to embedd, and i tried
>> increasing memory.limit() and memory.size(max=TRUE), but nothing.
>> 
>> Just before the command:
>> 
>>> memory.size(max=TRUE)
>> [1] 13.4375
>>> memory.limit()
>> [1] 1535.875
>>> gc()
>>          used (Mb) gc trigger (Mb) max used (Mb)
>> Ncells 209552  5.6     407500 10.9   350000  9.4
>> Vcells 125966  1.0     786432  6.0   496686  3.8
>> 
>> 
>> I  increased the memory limit:
>> 
>>> memory.limit(3000)
>> NULL
>>> memory.limit()
>> [1] 3000
>>> memory.size()
>> [1] 11.33070
>>> memory.size(max=TRUE)
>> [1] 13.4375
>>> gc()
>>          used (Mb) gc trigger (Mb) max used (Mb)
>> Ncells 209552  5.6     407500 10.9   350000  9.4
>> Vcells 125964  1.0     786432  6.0   496686  3.8
>> 
>> 
>> And even trying to increase the memory.limits, i still get and error.
>> 
>> Any sugestions?
>> 
>> 
>> Thanks in  advance.
>> 
>> jama
>> 
>> ______________________________________________
>> R-help at 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.
>
> ______________________________________________
> R-help at 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.
>

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595