VSE/VSAM recoverable catalogs are no longer supported on z/VSE 4.3 and z/VSE 5.1. Recoverable catalogs need to be converted by the customer or will automatically be converted to standard (non-recoverable) catalogs.
In earlier z/VSE releases VSE/VSAM provided recoverable catalogs, indicated via an optional parameter during catalog definition.
It caused that all records were written to a catalog recovery area (CRA). In case of a physical device error the failing tracks could be marked as "unusable", the user catalog would... [More]