On Thu, May 7, 2015 at 12:28 PM, Robert Kuszinger <[email protected]> wrote: > (I'm sorry for the previous one going out without subject) > > Hello, > > I've tried to use r.surf.idw on a large raster. It works well in 6.4.4. > > I've moved to 7.1 SVN, where everything is marvellous, at least what I use, > except r.surf.idw which creates the same output as the impot was. > I've also svn-ed and compiled 7.0.1, where r.surf.idw did the same.
There are two issues open: https://trac.osgeo.org/grass/query?status=!closed&keywords=~r.surf.idw > Namely: > > r.surf.idw --overwrite --verbose input=output_temp1 output=output_temp2 > npoints=7 > > when finished, output_temp2 is the same as output_temp1 and no interpolation > seems to be done. > > One more big difference: > 6.4.4 uses less than 2G ram and finishes in a few minutes. In 7.0 and 7.1 it > eats all 6GB RAM, 4 GB SWAP and runs much-much longer, understandably... This is kind of surprising. Are you sure that the computation region was really the same (extent + resolution)? Could you provide us with a reproducible example? > Should I stay with 6.4.4? Likely not :-) Markus _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
