HP Hitachi Dynamic Link Manager Software Licenses - Manual (Page 320)

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When ELILO is used as the boot loader:
Add root=SCSI-device as the last line of the configuration.
9
.
Specify the settings so that the HDLM device is not configured when the
host starts.
Change the definition in /etc/opt/DynamicLinkManager/hdlm.conf from
hdlm_cfg_all=y to hdlm_cfg_all=n.
10
.
For Red Hat Enterprise Linux 6, check hdlm_dracut defined in
the /etc/opt/DynamicLinkManager/hdlm.conf file.
If hdlm_dracut=y is written, change it to hdlm_dracut=n.
If hdlm_dracut=y is not written, go to step 11.
11
.
Create the initial RAM disk image file for the SCSI device. Then, specify
the initial RAM disk image file for the SCSI device, for initrd contained in
the boot loader configuration file.
Change the initrd specification in the configuration that you copied in
step 6.
If any options have been specified to suit the user environment, take care
not to delete those options.
Create the initial RAM disk image file for the SCSI device according to the
mkinitrd or dracut command documentation for the OS.
12
.
In the boot loader configuration file, edit the settings to be used during a
boot.
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When GRUB is the boot loader
Change the default number so that a boot can be performed using
the configuration copied in step 6.
default=2
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When ELILO is used as the boot loader:
Specify label for default.
default=sd-HDLM_194.EL
13
.
Shut down the host.
Execute the following command to shut down the host:
# shutdown -h now
14
.
Change the configuration from a multi-path configuration to a single-path
configuration.
15
.
Start the host.
16
.
Execute the mount command to make sure that the SCSI device is
mounted.
The following shows an execution example for when GRUB is used as the
boot loader:
# mount
/dev/sda2 on / type ext2 (rw)
:
:
/dev/sda1 on /boot type ext2 (rw)
4-16
HDLM Operation
Hitachi Dynamic Link Manager (for Linux®) User Guide