Reading flow direction raster <fdr.tif>...
Input time for flow direction: 1084789 microsec
Accumulating flows...
Computation time for flow accumulation: 3455984 microsec
Writing flow accumulation raster <rcfmt/meac.tif>...
Output time for flow accumulation: 13348490 microsec

real	0m18.355s
user	0m0.000s
sys	0m0.000s
