SCF Reference Manual for the Storage Subsystem (G06.27+, H06.04+)
Storage Subsystem Commands
SCF Reference Manual for the Storage Subsystem—529937-008
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PRIMARY TAPE Command
the current backup process becomes the primary process, but the PRIMARYCPU and 
BACKUPCPU values stay the same. The syntax is: 
Wild-card characters are supported. 
TAPE $tape 
is the name of the tape device.
cpunumber 
is the processor number of the processor that is to become the primary processor. 
This decimal integer must identify one of the two processors configured as primary 
and backup processors for the device. If you do not specify a processor number, 
the storage subsystem manager determines which processors are currently being 
used for the primary process and backup process and swaps those processors. If 
you specify the processor number of the current primary processor, no change 
occurs. 
PRIMARY TAPE Examples 
•
To move the primary tape process to processor 3:
-> PRIMARY $TAPE0, 3
•
To swap the primary and backup processors:
-> PRIMARY $TAPE0 
PRIMARY [ / OUT file-spec / ] TAPE $tape [ , cpunumber ]










