HP Hitachi Dynamic Link Manager Software - Manual (Page 528)

7. Utility Reference
504
Example
To check the reservation keys, and then clear a reservation key:
1.
Execute the
dlmpr
utility to display the reservation keys for
sda
,
sdb
,
sdc
,
sdd
,
sde
, and
sdf
.
# /opt/DynamicLinkManager/bin/dlmpr -k sda sdb sdc sdd sde
sdf
sda Reservation Key : [0xaaaaaaaaaaaaaaaa]
Regist Key : [0xaaaaaaaaaaaaaaaa], Key Count : 1
sdb Reservation Key : [0xbbbbbbbbbbbbbbbb]
Regist Key : [0xaaaaaaaaaaaaaaaa], Key Count : 2
Regist Key : [0xbbbbbbbbbbbbbbbb], Key Count : 2
sdc Reservation Key : [0xbbbbbbbbbbbbbbbb]
Regist Key : [0xbbbbbbbbbbbbbbbb], Key Count : 4
sdd Reservation Key : [0xaaaaaaaaaaaaaaaa]
Regist Key : [0xaaaaaaaaaaaaaaaa], Key Count : 4
sde Reservation Key : [0x0000000000000000]
sdf Reservation Key : [0x0000000000000000]
Regist Key : [0xaaaaaaaaaaaaaaaa], Key Count : 1
Regist Key : [0xbbbbbbbbbbbbbbbb], Key Count : 1
2. Execute the
dlmpr
utility to clear the reservation key.
# /opt/DynamicLinkManager/bin/dlmpr -c sdb sdc
3. The confirmation message appears. Enter
y
to clear. Otherwise, enter
n
.
KAPL10641-I Reservation Key will now be cleared. Is this OK?
[y/n]:y
KAPL10642-I Reservation Key of sdb was cleared.
KAPL10642-I Reservation Key of sdc was cleared.
Note
„ Before executing the
dlmpr
utility, make sure that the LU for which persistent
reservation will be cleared is not being accessed.
If you perform the following operation while both of the following conditions
exist, an error occurs when reservation-key is read, and
0x????????????????
is displayed.
Conditions
- Multiple paths are configured to the HDLM device.