Reading flow direction raster <fdr.tif>...
Input time for flow direction: 1096687 microsec
Accumulating flows...
Computation time for flow accumulation: 3370321 microsec
Writing flow accumulation raster <rcfmt/meac.tif>...
Output time for flow accumulation: 12162217 microsec

real	0m17.104s
user	0m0.015s
sys	0m0.015s
