SCF Reference Manual for the Storage Subsystem (G06.28+, H06.05+, J06.03+)

1. Display the current status of the disk on which you intend to swap the processors:
-> STATUS DISK $D0201-*
STORAGE - Status DISK \WAGER.$D0201-*
LDev Path Status State Substate Primary Backup
PID PID
104 PRIMARY ACTIVE STARTED 2,107 3,35
104 BACKUP INACTIVE STARTED 2,107 3,35
104 MIRROR ACTIVE STARTED 2,107 3,35
104 MIRROR-BACKUP INACTIVE STARTED 2,107 3,35
2. Move the primary disk process to processor 3:
-> PRIMARY $D0201, 3
Swapping Processors for a Disk 111