Changing the SMS volume selection

The following procedure is an example of a quick way to alter the SMS allocation status for a range of volumes in a SMS Storage Group using ISMF. The objective of the procedure is to migrate from three MOD3s to one empty MOD9, and control allocation; the volume range is PROD01 to PROD03.

Procedure

  1. Change the SMS volume selection for the three 3390 MOD3's to DISNEW.
  2. Create new 3390 MOD9 PRODA1.
  3. Using ISMF OPTION 6:
    1. Select Enter.
    2. Type the STORAGE GROUP name and select OPTION 4 VOLUME.
    3. Select Enter.
    4. Enter the volume prefix PROD and the range FROM 01 TO 03 and select OPTION 3 ALTER.
    5. Select Enter.
    6. Change the SMS volume status for PROD01 through PROD03 to DISNEW.
  4. Type SETSMS SCDS(XX.XXXXX.SCDS) Where XX.XXXXX.SCDS is the SCDS.
  5. Enable PRODA1 as ENABLE.
  6. Complete the allocation phase.
  7. Repeat step 3 and change the volume selection for PROD01 through PROD03 to DISALL. 
    SETSMS SCDS(XX.XXXXX.SCDS)  (Where XX.XXXXX.SCDS is the SCDS).