Table 103. Conflict Between New And Existing Persistent Reserve - Hitachi HUS151473VL3800 - Ultrastar 73.4 GB Hard Drive Specifications

NWR Commands except following,
- READ command and READ (10) command
- WRITE command and WRITE (10) command
- RESERVE and RELEASE command
If any key is registered, the Target returns a Reservation Conflict status.
- PERSISTENT RESERVE IN command and PERSISTENT RESERVE OUT command
SH SHared: The Target executes the command from all Initiators.
EX EXclusive: The Target executes the command from the Initiator that holds the persistent reservation and
rejects the command from the other Initiators with Reservation Conflict status.
PH ProHibited: The Target rejects the command from all Initiators.
EO Exclusive registrant Only: The Target executes the command from the Initiator that has registered a key and
rejects the command from the other Initiators with Reservation Conflict status.
A1 The Target rejects new PERSISTENT RESERVE on any types and returns Reservation Conflict status.
A2 The Target accepts new PERSISTENT RESERVE with Write Exclusive Registrants Only type and Exclu-
sive Access Registrants Only type. The Target rejects new PERSISTENT RESERVE with Write Exclusive
type and Exclusive Access type and returns Reservation Conflict status.
Table 103: Conflict between new and existing Persistent Reserve
New Type
Write Exclusive (1)
Exclusive Access (3)
Write Exclusive Registrants Only (5)
Exclusive Access Registrants Only (6)
Hitachi Confidential
Existing Type
1
Yes
Yes
Yes
Yes
Hitachi Ultrastar 15K147 SCSI Hard Disk Drive Specification
3 5 6
Yes Yes Yes
Yes Yes Yes
Yes No No
Yes No No
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