Chapter 8. Cutover to production 347
You must have completely tested your DFSMSrmm environment before switching
to production mode. Carefully review Chapter 7, “Parallel running and validation”
on page 295, and be sure to complete all tasks described in that chapter before
proceeding.
At the cutover time you have to update the OPTION commands in the
EDGRMMxx PARMLIB member definition as shown in Example 8.1.
Change the following options:
EXPDTCHECK(Y) to EXPDTCHECK(N)
Allow DFSMSrmm the automatic overwriting of unexpired files
MOVEMODE(SET) to MOVEMODE(VOLUME)
Allow the move of a single volume, if the volume is part of a volume set
OPMODE(W) to OPMODE(P)
Allow full operation of DFSMSrmm
RETAINBY(SET) to RETAINBY(VOLUME)
Allow DFSMSrmm to