HP Hitachi Dynamic Link Manager Software - Manual (Page 209)

Upgrade Installation in an Environment Where a Logical Volume (LVM2) on an
HDLM Device Is Used as a Boot Disk
To perform an upgrade installation of HDLM in a multi-path boot disk
environment that uses a logical volume (LVM2) on an HDLM device (for
details, see Upgrade Installation in an Environment Where a Logical Volume
(LVM2) on an HDLM Device Is Used as a Boot Disk on page 3-166 ):
1
.
Edit the configuration file to change the definition so that the OS will start
with a SCSI device specified.
In the definition before the change, the OS starts with HDLM specified.
See steps 1 to 20 in Upgrade Installation in an Environment Where a
Logical Volume (LVM2) on an HDLM Device Is Used as a Boot Disk on
page 3-166 .
2
.
Perform an upgrade installation of HDLM.
See step 21 in
Upgrade Installation in an Environment Where a Logical
Volume (LVM2) on an HDLM Device Is Used as a Boot Disk on page
3-166 .
3
.
Change the definition such that the HDLM device can be used as a boot
disk.
Restore the configuration file to its state before the upgrade installation
was performed. See steps 22 to 38 in Upgrade Installation in an
Environment Where a Logical Volume (LVM2) on an HDLM Device Is Used
as a Boot Disk on page 3-166 .
After completing the above procedure, you can perform an upgrade
installation of HDLM in a multi-path boot disk environment that uses a logical
volume (LVM2) on an HDLM device.
Settings for Using an HDLM Device as a Boot Disk
This subsection describes how to perform a new installation of HDLM in a
single-path boot disk environment that uses a SCSI device and how to set up
the environment.
Note that if the settings are incorrect, the OS might not start. For details
about what action to take if the OS cannot be started from an HDLM device,
see Countermeasures for Unsuccessful Startup of the OS from an HDLM
Device on page 3-180 .
The name of the boot loader configuration file used in these procedures
differs depending on the boot loader and OS. The following table lists the
names of the boot loader configuration files.
Table 3-67 Names of Boot Loader Configuration Files
Boot loader Configuration file name
GRUB For Red Hat Enterprise Linux /etc/grub.conf
For SUSE LINUX Enterprise Server /boot/grub/menu.lst
LILO /etc/lilo.conf
Creating an HDLM Environment
3-137
Hitachi Dynamic Link Manager User Guide for Linux ®