[R] Error: cannot allocate vector of size 3.4 Gb

[Peng Yu]

On Fri, Nov 6, 2009 at 3:39 PM, Charlie Sharpsteen <chuck at sharpsteen.net> wrote:
> On Fri, Nov 6, 2009 at 1:30 PM, Peng Yu <pengyu.ut at gmail.com> wrote:
>> I run R on a linux machine that has 8GB memory. But R gives me an
>> error "Error: cannot allocate vector of size 3.4 Gb". I'm wondering
>> why it can not allocate 3.4 Gb on a 8GB memory machine. How to fix the
>> problem?
>
> Is it 32-bit R or 64-bit R?
>
> Are you running any other programs besides R?
>
> How far into your data processing does the error occur?
>
> The more statements you execute, the more "fragmented" R's available
> memory pool becomes.  A 3.4 Gb chunk may no longer be available.

I'm pretty sure it is 64-bit R. But I need to double check. What
command I should use to check?

It seems that it didn't do anything but just read a lot of files
before it showed up the above errors.