Hitachi XP P9500 User Manual page 182

Execute the dlmchpdattr utility with the -o parameter specified.
# /usr/DynamicLinkManager/bin/dlmchpdattr -o
uniquetype = disk/fcp/Hitachi
KAPL10571-I The dlmchpdattr utility completed successfully.
Perform the following according to the execution environment:
¢
¢
10 Execute the following command to change the hdisk status to Available.
.
# cfgmgr
After executing the command, proceed to step 13.
11 Execute the utility for clearing HDLM persistent reservation (dlmpr) for all
.
hdisks comprising rootvg.
# dlmpr -c name-of-HDLM-device-comprising-rootvg
A message is displayed to confirm whether processing should continue.
Enter y to continue processing.
If the reserve was cleared normally, the KAPL10642-I message is
displayed. If the reserve was not cleared normally, the KAPL10650-I
message is displayed.
For details on the dlmpr utility, see
Persistent Reservation on page
12 Execute the following command to restart the host.
.
# shutdown -Fr
13 Execute the following command to make sure that the status of the
.
hdisks recognized as HDLM-managed devices is Available.
# lsdev -Cc disk
hdisk0
hdisk1
hdisk2
hdisk3
hdisk4
...
In this example, hdisk3 and hdisk4 are recognized as HDLM-managed
devices.
If the status of all hdisks is Available, proceed to step 14. If there are
any hdisks with the Defined status, perform step 10 again.
14 Check the setting for the hdisk reservation policy attribute.
.
Make sure that the changed default value is reflected in the value actually
used.
4-20
reserve_policy
If the execution environment is a local boot disk environment:
Proceed to step 10.
If the execution environment is a boot disk environment:
Proceed to step 11.
Available 1S-08-00-8,0
Available 1S-08-00-9,0
Available 1S-08-00-10,0 16 Bit LVD SCSI Disk Drive
Available 1H-08-02
Available 1H-08-02
HDLM Operation
Hitachi Dynamic Link Manager User Guide (for AIX(R))
: no_reserve
dlmpr Utility for Clearing HDLM
7-22.
16 Bit LVD SCSI Disk Drive
16 Bit LVD SCSI Disk Drive
Hitachi Disk Array (Fibre)
Hitachi Disk Array (Fibre)