[GRASS-user] v.delaunay again - HUGE memory use

Maris Nartiss maris.gis at gmail.com
Wed Nov 7 05:46:42 EST 2007


It seems, that v.voronoi and v.delaunay work only with small datasets.
See probably related bug:

http://wald.intevation.org/tracker/index.php?func=detail&aid=335&group_id=21&atid=204

Maris.

2007/11/6, William Kyngesburye <woklist at kyngchaos.com>:
> Back to v.delaunay... I got GRASS built and running on OSX 10.5
> 64bits.  v.delaunay nows continues to run without memory allocation
> errors.  The big question, why the HUGE memory requirements, or is
> something wrong.
>
>
> Here's what I got watching it run:
>
> Virtual memory use steadily climbed into the GBs.
>
> Scratch disk usage also went into the GBs, but stayed slightly lower
> (probably some compression?).
>
> Very little CPU usage, as it was all disk IO.
>
> I gave up at 18GB vmem / 15GB scratch and killed it.
>
> This is with 2.6 million points.
>
> -----
> William Kyngesburye <kyngchaos*at*kyngchaos*dot*com>
> http://www.kyngchaos.com/
>
> "I ache, therefore I am.  Or in my case - I am, therefore I ache."
>
> - Marvin
>
>
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