When upgrading from SDM 14.1 to 17.1, is it possible to completely stand up the new 17.1 environment on fresh hardware, then copy/migrate the MDB from 14.1 to 17.1 to limit the downtime needed for the upgrade?
this one helps?
Use the Swing Box Method to Upgrade to CA SDM 17.1 - CA Service Management - 17.1 - CA Technologies Documentation