IEA370I MASTER CATALOG SELECTED IS MASTER CATALOG name
Explanation
The system issues this message during system initialization to display the name of the catalog selected as the master catalog. The master catalog is from the SYSCATxx member of SYS1.NUCLEUS. The operator specified the name of the catalog for use as the master catalog in response to system message IEA347A.
System action
Processing continues
Source
Nucleus initialization program (NIP)