Reading flow direction raster <fdr.tif>...
Input time for flow direction: 1133285 microsec
Accumulating flows...
Computation time for flow accumulation: 1858381 microsec
Writing flow accumulation raster <rnfmt/meac.tif>...
Output time for flow accumulation: 5976252 microsec

real	0m9.654s
user	0m0.015s
sys	0m0.000s
