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5h WRITE
Registrants
Only
READS: Shared; any application client on any initiator may execute
commands that perform transfers from the target to the initiator.
WRITES: Exclusive; any command from an initiator that has not
previously performed a Register service action with the device
server that attempts a transfer to the target results in a
reservation conflict
ADDITIONAL RESERVATIONS: Allowed; any initiator may reserve the
logical unit, extents, or elements as
long as the persistent reservations to
not conflict with any reservations
already known to the device server.
6h Exclusive
Registrants
Only
READS: Exclusive; any command from an initiator that has not previously
performed a Register service action with the device server that
attempts a transfer from the target results in a reservation
conflict.
WRITES: Exclusive; any command from an initiator that has not
previously performed a Register service action with the device
server that attempts a transfer to the target results in a
reservation conflict
ADDITIONAL RESERVATIONS: Allowed; any initiator may reserve the
logical unit, extents, or elements as
long as the persistent reservations to
not conflict with any reservations
already known to the device server.
7h - Fh Reserved N/A

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Table 5–65 represents graphically all possible combinations of PersistentReservations Being Attempted when Persistent Reservations are already held foreach of the types of persistent reservations.