Reading flow direction raster <fdr.tif>...
Input time for flow direction: 1178195 microsec
Accumulating flows...
Computation time for flow accumulation: 2419598 microsec
Writing flow accumulation raster <rnfmt/meac.tif>...
Output time for flow accumulation: 8451272 microsec

real	0m12.810s
user	0m0.000s
sys	0m0.000s
