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SCSI Commands: 25BPERSISTENT RESERVE IN
Page
116
Field
Bytes
Bits
Description
initiator holding the persistent reservation that requests a
transfer from the initiator to the storage medium or cache
of the logical unit shall be terminated with
RESERVATION CONFLICT status.
3h = Exclusive Access
Reads Exclusive: Any task from any initiator other than the
initiator holding the persistent reservation that requests a
transfer from the storage medium or cache of the logical
unit to the initiator shall be terminated with
RESERVATION CONFLICT status.
Writes Exclusive: Any task from any initiator other than the
initiator holding the persistent reservation that requests a
transfer from the initiator to the storage medium or cache
of the logical unit shall be terminated with RESERVATION
CONFLICT status.
5h = Write Exclusive – Registrants Only
Reads Shared: Any application client on any initiator may
initiate tasks that request transfers from the storage
medium or cache of the logical unit to the initiator.
Writes Exclusive: A task that requests a transfer to the
storage medium or cache of the logical unit from an
initiator that is not currently registered with the device
server shall be terminated with RESERVATION
CONFLICT status.
6h = Exclusive Access – Registrants Only
Reads Exclusive: A task that requests a transfer from the
storage medium or cache of the logical unit to an initiator
that is not currently registered with the device server shall
be terminated with RESERVATION CONFLICT status.
Writes Exclusive: A task that requests a transfer to the
storage medium or cache of the logical unit from an
initiator that is not currently registered with the device
server shall be terminated with RESERVATION
CONFLICT status.
3.13.2
PERSISTENT RESERVE IN Completion Status
Code Message
Description
00h Good
Status
•
The drive is ready to perform any appropriate command.
02h Check
Condition
Use the REQUEST SENSE command to retrieve status information.
Possible Sense Keys are:
Code Message
Description
05h
Illegal Request
The Command Descriptor Block is invalid.
Summary of Contents for LTO 4
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