[GRASS-user] r.watershed and big files

Rich Shepard rshepard at appl-ecosys.com
Fri Sep 2 09:34:11 EDT 2011


On Fri, 2 Sep 2011, Markus Neteler wrote:

> (cells: 364 million)
> GRASS 6.4.2svn: done in two hours.
> GRASS 7,svn, on the same machine: 36 min :)

Markus,

   Quite impressive. Is 7.svn ready for real-world producion work?

   I'll be starting a project where I'll need fairly high resolution (yet to
be determined) DEM of a 15 mi^2 area. Modeling hyrology over this area will
take some time.

Rich


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