When using the DFSMSdss data mover for such Disk™ Backup and Restore functions as BACKUPCC (Concurrent Copy) or when Sysparm USEDSSIO is specified, Disk™ Backup and Restore will print out error messages in the same format as other Disk™ Backup and Restore messages are issued.
Release: Disk™ Backup and Restore
This is valid for ARCHIVE, BACKUP, BACKUPCC, DBACKUP, RESTORE, and RECOVER functions.
To view the error messages that DFSMSdss issues, specify a DD statement in your JCL labeled DSSMSGDD and to trace your job's DFSMSdss activity can be traced.