Does GRASS 7 use a different algorithm, or why is it only possible on 7? Doesn't the -m option work in 6.4 too?
Daniel -- B.Sc. Daniel Lee Geschäftsführung für Forschung und Entwicklung ISIS - International Solar Information Solutions GbR Vertreten durch: Daniel Lee, Nepomuk Reinhard und Nils Räder Deutschhausstr. 10 35037 Marburg Festnetz: +49 6421 379 6256 Mobil: +49 176 6127 7269 E-Mail: [email protected] Web: http://www.isi-solutions.org ISIS wird gefördert durch die Bundesrepublik Deutschland, Zuwendungsgeber: Bundesministerium für Wirtschaft und Technologie aufgrund eines Beschlusses des Deutschen Bundestages, sowie durch die Europäische Union, Zuwendungsgeber: Europäischer Sozialfonds. Zusätzliche Unterstützung erhält ISIS von dem Entrepreneurship Cluster Mittelhessen, der Universität Marburg, dem Laboratory for Climatology and Remote Sensing und dem GIS-Lab Marburg. Am 25. März 2012 12:49 schrieb Markus Metz < [email protected]>: > On Sun, Mar 25, 2012 at 12:30 PM, Filipe Silva Dias > <[email protected]> wrote: > > I switched the resolution from 30x30 to 100x100 and now it works. Problem > > solved. > > > > > > On Sun, Mar 25, 2012 at 11:12 AM, Filipe Silva Dias < > [email protected]> > > wrote: > >> > >> I'm using GRASS 6.4.2 and I'm on Windows 7 > >> > >> > >> On Sun, Mar 25, 2012 at 11:11 AM, Filipe Silva Dias > >> <[email protected]> wrote: > >>> > >>> Dear all > >>> > >>> I'm trying to run r.watershed on a ASTER DEM (with the size of > Portugal) > >>> but I'm getting this error: > >>> > >>> r.watershed elevation=DemPt@ETRS89 stream=stream > >>> threshold=10000 > >>> SECTION 1a (of 5): Initiating Memory. > >>> ERROR: G_malloc: unable to allocate 1515173064 bytes at init_vars.c:134 > >>> Subprocess failed with exit code 1 > >>> category information for [stream] in [ETRS89] missing or invalid > >>> > >>> What am I doing wrong? > >>> > As you figured out already, the region, i.e. number of cells was too > large. In order to run r.watershed with that region (Portugal at 30m > resolution) on Windows, you would need GRASS 7 and run r.watershed > with the -m option. > > Markus M > _______________________________________________ > grass-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/grass-user >
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