[GRASSLIST:8371] Re: r.terraflow, or system, out of memory

[David Finlayson]

It could also be that you have exceeded 2 Gig on one of the temp
files. r.terraflow needs to be compiled with special flags to exceed
this amount...I don't think this is done be default yet,
unfortunately.

Look at the GRASSLIST archives for this message and the follow-ups:
[GRASSLIST:7445]

On 9/21/05, Cannata, Massimiliano <massimiliano.cannata at supsi.ch> wrote:
> Do you have enough space on your tmp file?
> terraflow use temp file that can result quite big...
> it happened to me that was the cause of crashing the
> command and leaving trash on the tmp dir (i can't remember
> now but there's a way to define which dir use as temp)....
> Don't know if it is related...
> Hope can helps.
> Maxi
>
> On Wed, 21 Sep 2005 18:16:45 +0200
>   "Michele" <michele.rocc at libero.it> wrote:
> > Hi,
> >
> > i'm running r.terraflow (grass6.0.1) on a large:
> >
> > nsres:      2
> > ewres:      2
> > rows:       10050
> > cols:       7760
> >
> > raster and the process seems to stop out of  the blue, i
> >know that this module works on the same machine on an
> >subset of the data i'm working on.
> > Anyway i don't understand if this is an r.terraflow
> >problem (I've searched in the bug/whishlist and didn't
> >find anything related) or a kernel problem, indeed i
> >found in  /var/log/messages
> >
> > kernel: __alloc_pages: 0-order allocation failed
> >(gfp=0xf0/0)
> >
> > Do someone experienced somethig like that and knows how
> >to fix?
> >
> > Thanks, Michele.
> >
>
> _
> --------------------------------------
> Eng. Massimiliano Cannata
> Geomoatic Phd student
> www.ist.supsi.ch
>
>


--
David Finlayson
Marine Geology & Geophysics
School of Oceanography
Box 357940
University of Washington
Seattle, WA  98195-7940
USA

Office: Marine Sciences Building, Room 112
Phone: (206) 616-9407
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