Using the Sysplex Coupling Facility › Coupling Facility Management › Rebuild the Coupling Facility Structure › Rebuild Requirements

Rebuild Requirements

The following requirements apply to the system‑managed rebuild:

• Coupling facility has to be at CFLEVEL=8 or higher.
• The structure has at least two entries in the CFRM PREFLIST.
• All systems using the CFRM couple data set must be at OS/390 version 8 or higher.
• The CFRM couple data set must be formatted with the ITEM NAME(SMREBLD) NUMBER(1) statement.