Dear Markus, thanks for the comments, I'm already taking part in the ticket handling mentioned above with testcase creation and testing. It seems that 7.0 problems solved at r65214 <https://trac.osgeo.org/grass/changeset/65214>, I'll test it further.
Very good community, anyway :) Robert 2015-05-17 19:28 GMT+02:00 Markus Neteler <[email protected]>: > 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 >
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