[GRASS-user] Parallel v.net.iso

Markus Neteler neteler at osgeo.org
Sun Aug 2 11:29:27 PDT 2015


On Fri, Jun 26, 2015 at 6:48 PM, James Keener <jim at jimkeener.com> wrote:
> Can v.net.iso be told to work in parallel? Or is there a good way to
> merge runs done on subsets of points (but over the entire map)? It's
> taking ~6½hrs for my dataset and I'd like to be able to iterate over it
> more quickly.

Hopefully yes but this would require some profiling in order to
identify the bottleneck, maybe using

http://grasswiki.osgeo.org/wiki/GRASS_Debugging#gprof

I see that it contains several loops. Perhaps openMP could be of
interest here (anyone with experience here?)

Markus


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