Reading flow direction raster <fdr.tif>...
Input time for flow direction: 1261588 microsec
Accumulating flows...
Computation time for flow accumulation: 4983056 microsec
Writing flow accumulation raster <rcfmt/meac.tif>...
Output time for flow accumulation: 12925266 microsec

real	0m19.611s
user	0m0.000s
sys	0m0.000s
