Hi Helmut, You are right, It's probably an out of memory problem. By reducing the resolution, r.buffer runs without a problem.
Thanks Daniel On Mon, Nov 7, 2016 at 10:08 AM, Helmut Kudrnovsky <[email protected]> wrote: > DanielV wrote > > Hi List, > > > > Trying to run r.buffer on a map with values 1 or null (it's an > agriculture > > area map with only one class). I tried with multiple distances and only > > one > > distance and in both cases, I recieve an error that Grass 7 stoped > working > > and that windows will close the program. > > > > I'm running grass7 on Win10, installed throuhg OsGeo4W 64bit. I get the > > same error using Grass 7.0.5 and 7.3.svn. I'm running this on a quite > > large > > region... > > > > projection: 99 (Polyconic (American)) > > zone: 0 > > datum: towgs84=0,0,0,0,0,0,0 > > ellipsoid: grs80 > > north: 9800010 > > south: 7050000 > > west: 4200000 > > east: 6450000 > > nsres: 30 > > ewres: 30 > > rows: 91667 > > cols: 75000 > > cells: 6875025000 > > > > Anyone seen this problem? > > testing here on > > System Info > GRASS Version: 7.3.svn > GRASS SVN revision: r69783 > Build date: 2016-11-07 > Build platform: x86_64-w64-mingw32 > GDAL: 2.1.2 > PROJ.4: 4.9.3 > GEOS: 3.5.0 > SQLite: 3.14.1 > Python: 2.7.5 > wxPython: 2.8.12.1 > Platform: Windows-8-6.2.9200 (OSGeo4W) > > in the NC sample data set: > > g.region -p > projection: 99 (Lambert Conformal Conic) > zone: 0 > datum: nad83 > ellipsoid: a=6378137 es=0.006694380022900787 > north: 228500 > south: 215000 > west: 630000 > east: 645000 > nsres: 0.2 > ewres: 0.2 > rows: 67500 > cols: 75000 > cells: 5062500000 > > r.buffer --verbose input=myrast@user1 output=myrast_buffer3 distances=500 > Lese Eingabe-Rasterkarte <myrast@user1>... > > here it uses quite a lot of memory, slows down the computer and it takes a > long time to finisg ... so it's maybe an running-out-of-memory on your > side? > > > > > ----- > best regards > Helmut > -- > View this message in context: http://osgeo-org.1560.x6. > nabble.com/r-buffer-not-working-tp5294594p5294597.html > Sent from the Grass - Users mailing list archive at Nabble.com. > _______________________________________________ > grass-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/grass-user
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