HP Hitachi Dynamic Link Manager Software - Manual (Page 231)

Edit the file to disable the LABEL specification and enable the SCSI device
specification.
9
.
Restart the host to make sure that booting from the SCSI device is
possible.
This completes the removal of the LABEL setting.
10
.
Install HDLM.
To install HDLM, see
Performing a New Installation of HDLM on page
3-100 perform steps 2 to 12 to create an HDLM device. You will also need
to perform step 13 if you are only restarting the host. Note that the
procedure differs depending on whether the host is restarted after
installation.
In steps 12 to 27 that follow, you will edit the configuration file to change
the definition so that the OS starts with HDLM specified.
11
.
Execute the HDLM-configuration definition utility (dlmcfgmgr) with the -v
parameter specified to check the correspondence between the HDLM
device and the SCSI device.
# dlmcfgmgr -v
HDevName Management Device Host Channel Target Lun
/dev/sddlmaa configured /dev/sda 0 0 0 0
KAPL10302-I /sbin/dlmcfgmgr completed normally.
The HDevName column indicates the HDLM device, and the Device column
indicates the SCSI device.
12
.
Edit the /etc/lvm/lvm.conf file so that the LVM2 recognizes the HDLM
device, not the SCSI device.
The following shows examples of editing the /etc/lvm/lvm.conf file.
Figure 3-11 Example of Editing /etc/lvm/lvm.conf file
Comment out the existing filter and types lines, and add the shaded
lines in the figure.
Set 0 in md_component_detection.
Creating an HDLM Environment
3-159
Hitachi Dynamic Link Manager User Guide for Linux ®