Reading flow direction raster <fdr.tif>...
Input time for flow direction: 1142141 microsec
Accumulating flows...
Computation time for flow accumulation: 1686999 microsec
Writing flow accumulation raster <rnfmt/meac.tif>...
Output time for flow accumulation: 5316079 microsec

real	0m8.630s
user	0m0.000s
sys	0m0.000s
