You'll find below the data sources used for Tactical scenario Maintenance.
Product details
Product details data are retrieved from EWA.
In case no data was found from EWA, we check second source which is the LMDB.
Components
Components details are retrieved from LMDB.
Only the Latest SPs are retrieved from EWA.
Database
Database data are retrieved from LMDB.
OS Details
Operating system data are retrieved from LMDB.
Kernel
Kernel data are retrieved from LMDB.
Starting with Wave 3.1, kernel data are retrieved from EWA.
The age of Kernel is the difference between "Kernel compile date" and "EWA session planned date".