Maxtor 10K III Manual Do Utilizador
SCSI Description
Maxtor Atlas 10K III
5-93
Table 5-116
Persistent Reservation Type Codes and Their Meanings
+,
9
"()**+
0h
READ Shared
READS: Shared; any application client on any initiator may execute com-
mands that perform transfers from the disk to the initiator.
WRITES: Prohibited; any command from any initiator that performs a
transfer from the initiator to the disk results in a reservation conflict.
mands that perform transfers from the disk to the initiator.
WRITES: Prohibited; any command from any initiator that performs a
transfer from the initiator to the disk results in a reservation conflict.
ADDITIONAL RESERVATIONS: Allowed; any initiator may reserve the log-
ical unit, extents, or elements as long as the persistent reservations do not
conflict with any reservations already known to the device server.
ical unit, extents, or elements as long as the persistent reservations do not
conflict with any reservations already known to the device server.
1h
WRITE
Exclusive
READS: Shared; any application client on any initiator may execute com-
mands that perform transfers from the disk to the initiator.
WRITES: Exclusive; any command from any initiator other than the initia-
tor that holds the persistent reservation that attempts a transfer to the
disk results in a reservation conflict
mands that perform transfers from the disk to the initiator.
WRITES: Exclusive; any command from any initiator other than the initia-
tor that holds the persistent reservation that attempts a transfer to the
disk results in a reservation conflict
ADDITIONAL RESERVATIONS: Allowed; any initiator may reserve the log-
ical unit, extents, or elements as long as the persistent reservations do not
conflict with any reservations already known to the device server.
ical unit, extents, or elements as long as the persistent reservations do not
conflict with any reservations already known to the device server.
2h
READ Exclusive
READS: Exclusive; any command from any initiator other than the initiator
that holds the persistent reservation that attempts a transfer from the disk
results in a reservation conflict
that holds the persistent reservation that attempts a transfer from the disk
results in a reservation conflict
WRITES: Shared; any application client on any initiator may execute com-
mands that perform transfers to the disk from the initiator.
mands that perform transfers to the disk from the initiator.
ADDITIONAL RESERVATIONS: Allowed; any initiator may reserve the log-
ical unit, extents, or elements as long as the persistent reservations do not
conflict with any reservations already known to the device server.
ical unit, extents, or elements as long as the persistent reservations do not
conflict with any reservations already known to the device server.
3h
Exclusive
Access
READS: Exclusive; any command from any initiator other than the initiator
holding the persistent reservation that attempts a transfer from the disk
results in a reservation conflict.
holding the persistent reservation that attempts a transfer from the disk
results in a reservation conflict.
WRITES: Exclusive; any command from any initiator other than the initia-
tor holding the persistent reservation that attempts a transfer to the disk
results in a reservation conflict.
tor holding the persistent reservation that attempts a transfer to the disk
results in a reservation conflict.
ADDITIONAL RESERVATIONS: Restricted; any PERSISTENT RESERVA-
TION OUT command with the Reserve service action from any initiator
other than the initiator holding the persistent reservation results in a res-
ervation conflict. The initiator that holds the persistent reservation can re-
serve the logical unit, extents, or elements as long as the persistent
reservations do not conflict with any reservations already known to the
device server.
TION OUT command with the Reserve service action from any initiator
other than the initiator holding the persistent reservation results in a res-
ervation conflict. The initiator that holds the persistent reservation can re-
serve the logical unit, extents, or elements as long as the persistent
reservations do not conflict with any reservations already known to the
device server.
4h
Shared Access
READS: Shared; any application client on any initiator may execute com-
mands that perform transfers from the disk to the initiator.
mands that perform transfers from the disk to the initiator.
WRITES: Shared; any application client on any initiator may execute com-
mands that perform transfers to the disk from the initiator.
mands that perform transfers to the disk from the initiator.
ADDITIONAL RESERVATIONS: Restricted; any PERSISTENT RESERVA-
TION OUT command with the Reserve service action from any initiator
other than the initiator holding the persistent reservation results in a res-
ervation conflict. The initiator that holds the persistent reservation can re-
serve the logical unit, extents, or elements as long as the persistent
reservations do not conflict with any reservations already known to the
device server.
TION OUT command with the Reserve service action from any initiator
other than the initiator holding the persistent reservation results in a res-
ervation conflict. The initiator that holds the persistent reservation can re-
serve the logical unit, extents, or elements as long as the persistent
reservations do not conflict with any reservations already known to the
device server.