beautypg.com

HP Hitachi Dynamic Link Manager Software User Manual

Page 223

background image

4. HDLM Operation

201

If the execution environment is a boot disk environment:

Proceed to step 11.

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 7.9 dlmpr Utility for Clearing HDLM

Persistent Reservation.

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 Available 1S-08-00-8,0 16 Bit LVD SCSI Disk Drive
hdisk1 Available 1S-08-00-9,0 16 Bit LVD SCSI Disk Drive
hdisk2 Available 1S-08-00-10,0 16 Bit LVD SCSI Disk Drive
hdisk3 Available 1H-08-02 Hitachi Disk Array (Fibre)
hdisk4 Available 1H-08-02 Hitachi Disk Array (Fibre)
...

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.