Reading flow direction raster <fdr.tif>...
Input time for flow direction: 1105389 microsec
Accumulating flows...
Computation time for flow accumulation: 1708307 microsec
Writing flow accumulation raster <rnfmt/meac.tif>...
Output time for flow accumulation: 14453262 microsec

real	0m17.788s
user	0m0.000s
sys	0m0.000s
