Information Steward Profiling Results

Hi,

Can you give some informations on how Information Steward compute profiling results on Data Insight ?

I try to launch a simple profiling on a flat file with 478000 rows. Settings are :

Results displayed when i launch associated task :

Only 6619 rows were processed during the profiling task ?

How can i do to profile the entire perimeter of rows ?

Thanks a lot for your help

JP