It depends on the architecture you have, but have you tried memory.limit()?

Have you tried subsetting your data.frame to less rows and trying with
that? Does it still fail?

Cheers,
Roman





On Thu, Mar 7, 2013 at 12:58 PM, <tobias.scholl@nephele-idea.de> wrote:

> Hi Maurizio,
>
> Indeed, you might get troubles with your RAM, when using huge data frames
> in R since they are completely loaded into the RAM.
> What could help you is the Big memory Package.
>
> http://cran.r-project.org/web/**packages/bigmemory/index.html<http://cran.r-project.org/web/packages/bigmemory/index.html>
>
> Cheers,
> Tobias
>
>
>
> Quoting Maurizio Marchi <mauriziomarchi85@gmail.com>:
>
>  Hi everybody,
>> I have to calculate some new columns in a data frame with 1971000  lines
>> adding
>> 57 new columns but R crashes every time...
>> I think it's a problem of memory allocation, so I would like to know how I
>> can change the memory settings...
>> I'm on Ubuntu 12.04 64-bit
>>
>> Thanks,
>> --
>> Maurizio Marchi
>>  ID skype: maurizioxyz
>> *Ubuntu 12.04 (Precise Pangolin)*
>> *"Il bello dell'open-source è che le domande possono essere poste alla
>> fonte"*
>> *utente linux 552.742*
>>
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>>
>>
>>
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-- 
In God we trust, all others bring data.

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