IBM IC35L036UWDY10 Hard Drive Specifications - Page 138

Scope, 13.3 Type

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When PERSISTENT RESERVE OUT command with Register and Ignore Existing Key service action completes successfully, the Generation counter is incremented. When keys are registered, the drive returns RESERVATION CONFLICT status against the RESERVE command and the RELEASE command. 8.13.2 Scope The drive implements scope codes as follows. If a code which is not supported or a reserved code is specified, the drive returns a CHECK CONDITION status. The sense key is set to ILLEGAL REQUEST and the additional sense data is set to INVALID FIELD IN CDB. In case of PERSISTENT RESERVATION OUT command executing a Register service action, this field is ignored. Code Name Description 0h LU Persistent reservation applies to the full logical unit 1h obsolete 2h Element Persistent reservation applies to the specific element 3h - Fh Reserved Reserved Support Yes --No --- Figure 114. Persistent Reservation Scope Code 8.13.3 Type The drive implements type codes as follows. If a code which is not supported or a reserved code is specified, the drive returns a CHECK CONDITION status. The sense key is set to ILLEGAL REQUEST and the additional sense code is set to INVALID FIELD IN CDB. Code Name 0h Read Shared Support RD WR NWR Add Rsv No 1h Write Exclusive Yes SH EX PH A1 2h Read Exclusive No 3h Exclusive Access Yes EX EX PH A1 4h Shared Access No 5h Write Exclusive Registrants Only Yes 6h Exclusive Access Registrants Only Yes 7h Fh Reserved --- Figure 115. Persistent Reservation Type Code SH EO PH A2 EO EO PH A2 Ultrastar 146Z10 hard disk drive specifications 122

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When PERSISTENT RESERVE OUT command with Register and Ignore Existing Key service
action completes successfully, the Generation counter is incremented.
When keys are registered, the drive returns RESERVATION CONFLICT status against the
RESERVE command and the RELEASE command.
8.13.2 Scope
The drive implements scope codes as follows. If a code which is not supported or a reserved code is
specified, the drive returns a CHECK CONDITION status. The sense key is set to ILLEGAL REQUEST
and the additional sense data is set to INVALID FIELD IN CDB. In case of PERSISTENT RESERVATION
OUT command executing a Register service action, this field is ignored.
---
Reserved
Reserved
3h - Fh
No
Persistent reservation applies to
the specific element
Element
2h
---
obsolete
1h
Yes
Persistent reservation applies to
the full logical unit
LU
0h
Support
Description
Name
Code
Figure 114. Persistent Reservation Scope Code
8.13.3 Type
The drive implements type codes as follows. If a code which is not supported or a reserved code is
specified, the drive returns a CHECK CONDITION status. The sense key is set to ILLEGAL REQUEST
and the additional sense code is set to INVALID FIELD IN CDB.
---
---
---
---
---
Reserved
7h -
Fh
A2
PH
EO
EO
Yes
Exclusive Access
Registrants Only
6h
A2
PH
EO
SH
Yes
Write Exclusive Registrants
Only
5h
---
---
---
---
No
Shared Access
4h
A1
PH
EX
EX
Yes
Exclusive Access
3h
---
---
---
---
No
Read Exclusive
2h
A1
PH
EX
SH
Yes
Write Exclusive
1h
---
---
---
---
No
Read Shared
0h
Add
Rsv
NWR
WR
RD
Support
Name
Code
Figure 115. Persistent Reservation Type Code
Ultrastar 146Z10 hard disk drive specifications
122