HSG80 Array Controller ACS Version 8.2 User Guide (EK-HSG80-UG. B01, July 1998)

CLI Commands B125
This example shows how to add disk DISK30200 to the mirrorset
MIRR1:
SET MIRR1 REPLACE=DISK30200
A copy operation begins immediately on DISK30200.
See also
ADD MIRRORSET
MIRROR
REDUCE
SHOW MIRRORSET
UNMIRROR