Re: Loading a 318 MB matrix into Octave 32 bit

[marco atzeri]

Il 7/29/2013 8:43 AM, c. ha scritto:
> On 29 Jul 2013, at 02:21, Elliot Gorokhovsky <address@hidden> wrote:
>
> > I am running 32 bit octave on a 64 bit system (I would really like to keep it 
> > that way if possible) and I have a .mat with a double matrix size 5492743 by 3. 
> > Octave says it takes 131,825,832 bytes. When I run the following script (with 
> > num=140000) I get, immediately[, error: memory exhausted or requested size too 
> > large for range of Octave's index type -- trying to return to prompt.

> > > a = randn (5492743, 3);
> > > save -binary -z pippo.octbin.gz a
> > > clear all
> > > load pippo.octbin.gz
> > > whos a
> Variables in the current scope:
>
>     Attr Name         Size                     Bytes  Class
>     ==== ====         ====                     =====  =====
>          a      5492743x3                  131825832  double
>
> Total is 16478229 elements using 131825832 bytes

same on octave 3.6.4 on cygwin 32 bit

Marco