Notes When Using Suse Linux Enterprise Server 9 - Hitachi XP P9500 User Manual

4. HDLM Operation
When a device is dynamically configured by using the udev function, the
messages shown below might be output to the console or syslog. However,
HDLM operations are not affected.
Output example:
scsi_id[
block/sddlma01'
For a01 in the above examples, any alphanumeric character can be output.
When using an HDLM device as a boot disk in Red Hat Enterprise Linux 5, if you
install or uninstall a product that uses the weak-modules script, an error might
occur. For details, see B. Troubleshooting Products That Use the Weak-Modules
Script.
When changing the HBA, and then restarting the host in Red Hat Enterprise Linux
5 or Red Hat Enterprise Linux 6, if you execute the
(
dlmcfgmgr -v
execution result.
To avoid this, execute the
For details on the
HDLM Configuration.

4.1.4 Notes When Using SUSE LINUX Enterprise Server 9

Note the following when your OS is SUSE LINUX Enterprise Server 9:
Before you update the kernel package, uninstall HDLM. After you have updated
the kernel package, re-install HDLM.
For details on HDLM installation and uninstallation, see 3.6 Installing HDLM
and 3.23.11 Uninstalling HDLM.
SCSI devices corresponding to an HDLM device can be removed dynamically
even while the HDLM device is in use. Before doing so, perform the following
operations:
1. Unmount any devices mounted on the HDLM device.
2. Execute the
management.
HDLM devices cannot be used to create an md device.
If you execute the
ReiserFS, the following message is output to syslog, but there is no problem with
HDLM operations.
334
a01
]: scsi_id: unable to access parent device of '/
), a hyphen (-) might appear in the
dlmcfgmgr
utility, see 7.3 dlmcfgmgr Utility for Managing the
dlmcfgmgr
dlmcfgmgr -o
command on the file system that is mounted by ext3/
sync
dlmcfgmgr
Device
utility with the
-u
command to exclude the HDLM device from
utility
column of the
parameter specified.