Reading flow direction raster <fdr.tif>...
Input time for flow direction: 1187204 microsec
Accumulating flows...
Computation time for flow accumulation: 1845424 microsec
Writing flow accumulation raster <rnfmt/meac.tif>...
Output time for flow accumulation: 7591647 microsec

real	0m11.178s
user	0m0.000s
sys	0m0.015s
