HP Hitachi Dynamic Link Manager Software - Manual (Page 175)

3. Creating an HDLM Environment
151
21. Check that the correct version of HDLM is installed.
If
HDLM version
x.x.x-xx is displayed, the installed HDLM version is correct.
x.x.x-xx is the version of the installed HDLM.
22. Check that the programs are running properly.
If
HDLM Manager
,
HDLM Alert Driver
, and
HDLM Driver
are all
Alive
, all
programs are running correctly.
If the programs are not running properly, see 5.4 What To Do for a Program
Error, and then take actions.
After the installation, check the path configuration according to the procedure
indicated in 3.17 Checking the Path Configuration.
3.6.3 Preparations for an Upgrade Installation or Re-installation of
HDLM
This section describes the preparations required before performing an upgrade
installation or re-installation of HDLM.
For details on how to re-install HDLM, see 3.6.4 Performing a Re-installation of
HDLM. For details on how to upgrade-install HDLM, see 3.6.5 Performing an
Upgrade Installation of HDLM.
(1) Operations Required for Devices to Be Managed by HDLM
Before performing an upgrade installation or re-installation of HDLM, you must
unmount the HDLM devices that correspond to HDLM-managed devices, and then
back up the HDLM-managed devices.
1.
Terminate the processes of all applications that access the disks managed by
HDLM.
2. Unmount the HDLM devices.
If HDLM-managed devices have been mounted by specifying HDLM devices,
unmount them.
3. Back up the HDLM-managed disks (for example, to tape).
Perform this operation if necessary.
(2) Deactivating the md Devices
You must deactivate any md devices that are being used before re-installing or
upgrading HDLM.
1.
Execute the following command to deactivate the md devices:
# mdadm -S --scan