SCF Reference Manual for the Storage Subsystem (G06.27+, H06.04+)

Storage Subsystem Commands
SCF Reference Manual for the Storage Subsystem—529937-008
14-67
ALTER TAPE Command
HIGHPIN { ON | OFF }
specifies whether the IOP can run at a high PIN (ON, the default) or only at a low
PIN (OFF).
LOCATION ( group, module, slot )
is the location of the adapter where the tape drive is connected.
LUN number
is the logical unit number (LUN) used by the path of the tape volume in the range 0
through 31.
MAXOPENS number
is the maximum number of concurrent opens allowed for the device. number is in
the range 1 through 64. The default is 4.
PORTNAME number
is the Fibre Channel port name used by the path to a tape volume. The number
should be entered as a 16-character hexadecimal number, without a leading %H.
PRIMARYCPU number
is the processor in which the primary IOP starts. The process must be in the
STOPPED state or not running for you to alter this attribute.
PROGRAM [[$vol.]subvol.]fileid
is the object file name of the IOP. If not specified, PROGRAM is:
$SYSTEM.SYSTEM.OTPPROCP
If you specify the program file name location as $SYSTEM.SYSTEM, the operating
system first searches for the file there and on the current SYSnn subvolume.
RECSIZE number
is the configured record size for the device (in number of words). This value is
used by some utility programs when making requests to the IOP. number is in the
range 1 through 57344. The default is 4096.
SAC { number | name }
is the SAC that controls the primary path to the device.
number Is the SAC subdevice number on the adapter.
name Is the full name of the SAC; for example:
SNDA.SAC-1.GRP-1.MOD-1.SLOT-53