How do we implement CA Opera on z/OS systems with IBM GRS or MIM (Enqueue Resource Managers)?
In the System Programmers Guide section 5.1 the proper setup to change the reserves to global enqueues for GRS.
IBM GRS
RNLDEF RNL(COM) TYPE(GENERIC) QNAME(CAOPERA)
For CA MIM
CAOPERA SCOPE=RESERVES
Please review the CA Opera System Programmers Guide