CRS112-8P-4S

Hello,
just buy brand new CRS112-8P-4S,nothing is configured yet,and I see high cpu usage from 15-20% (v6.40.4) just wondering is this normal behavior or it is firmware bug(maybee other firmware)
In attach is picture
Anybody see this?

Thanks in advance
Best regards
Kristijan
crs-cpu-.JPG