HP Hitachi Dynamic Link Manager Software - Manual (Page 339)

7. Utility Reference
317
multiple pairs, separate them by using a space, and enclose the list of pairs in
double quotation marks (
"
).
Table 7-3 shows the attribute names and values that can be specified in the
dlmchpdattr
utility.
Table 7-3: Attribute names and values that can be specified in dlmchpdattr
-u {HTC|XP}
Specifies the type of ODM whose default value you want to change.
HTC
: Specify this if you want to change the default value for HTC_ODM.
XP
: Specify this if you want to change the default value for XP_ODM.
If this parameter is omitted, the change is applied to both HTC_ODM and
XP_ODM.
-A
Performs automatic hdisk reconfiguration required to reflect the changed
reservation policy. If this parameter is omitted, the hdisk reconfiguration needs to
be performed manually.
-s
Prevents the confirmation message from being displayed when the utility is
executed.
Attribute names that can be specified
in dlmchpdattr
Values that can be specified
reserve_policy
Specifies the reservation policy to be used.
no_reserve
: Reservation requests are ignored, and LUs are not
reserved.
PR_exclusive
: Reservations are converted to persistent
reservations.
The default is
PR_exclusive
.
max_transfer
Specifies the maximum size of data that can be transferred to the
disk.
The range of specifiable values conforms to the applicable PdAt
ODM rule for HTC_ODM or XP_ODM.
queue_depth
Specifies the maximum number of requests that the queue on the
disk can hold.
The range of specifiable values conforms to the applicable PdAt
ODM rule for HTC_ODM or XP_ODM.
rw_timeout
Specifies the timeout value for a read or write operation. The
range of specifiable values conforms to the applicable PdAt
ODM rule for HTC_ODM or XP_ODM.