Reading flow direction raster <fdr.tif>...
Input time for flow direction: 1143716 microsec
Accumulating flows...
Computation time for flow accumulation: 1812033 microsec
Writing flow accumulation raster <rnfmt/meac.tif>...
Output time for flow accumulation: 8996813 microsec

real	0m12.502s
user	0m0.015s
sys	0m0.000s
