R.watershed

[Mauclaire Xavier]

hi

i use the r.wtareshed command with the slow mode( ihaven't got enough memory) and i'd like to know
how much disk place r.watershed may use
is it and elevation layer modulo ?

my elevation grid is very big about 52 000 000 cells

thanks al lot
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Xavier MAUCLAIRE
STRATEGIS
xavier.mauclaire at strategis.fr
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