This is configurable per Iris installation but the default values are:



WHATKEPT
graphs - 5 minutes
60 days
graphs - hourly
12 months
graphs - 6 hourly5 years


raw data5 days (configurable)
archived raw dataNone (configurable)


old graphs 360 days



Netflow 5 minute data7 days
Netflow hourly data60 days
Netflow daily data180 days


events (log, etc.)180 days


CDRs180 days


fortilogs (traffic)180 days
fortilogs (filter)360 days