The Trend metric Utilization In and Out average is showing different information for all the interfaces if we compare NFA with Performance Management
Release : 10.0
Component : NQRPTA - REPORTERANALYZER
This is normal behavior
You cannot compare PM with NFA reports.
The NFA Reports show only Flows that were configured and sent by device to NFA Harvester and these Flows are presented graphically
The PM Trend Report shows the total consumption of interface that include Mult-variables