The SFM policy specification for the action to be taken if the local system becomes status update missing (SUM) is as you want.
The system continues processing.
N/A
N/A
N/A
Parallel Sysplex® (XCF)
IXCHCCPL
N/A
N/A
For considerations in establishing the SFM policy, see "Controlling System Availability and Recovery through the SFM Policy" in z/OS MVS Setting Up a Sysplex.