Reading flow direction raster <fdr.tif>...
Input time for flow direction: 1144000 microsec
Accumulating flows...
Computation time for flow accumulation: 2344000 microsec
Writing flow accumulation raster <dnfmtf64/mef64ac.tif>...
Output time for flow accumulation: 8839000 microsec

real	0m13.249s
user	0m0.015s
sys	0m0.000s
