Uninstalling Hdlm; Excluding The Prepared Lus From Hdlm Management; Configuring An Environment And Then Uninstalling Hdlm - Hitachi XP P9500 User Manual

Backups of the environments are required for the following situations:
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Uninstalling HDLM

First, prepare one LU that has the same capacity and slice configuration as
that of the boot disk, for each mirror of the boot disk. They will become the
boot disks after the migration.

Excluding the Prepared LUs from HDLM Management

1 Use the dlmseconf utility to configure the HDLM device.
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2 Remove the new LU from HDLM management.
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For details, see
Performing a New Installation of HDLM on page
3 Reboot the host with the reconfiguration option specified.
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# reboot -- -r

Configuring an Environment and then Uninstalling HDLM

This section describes using the device names shown in
boot disks and boot disks after the migration on page
If an error occurs in the post-migration environment:
Reboot from the pre-migration environment, and then use it to
restore the post-migration environment. Alternatively, the backup of
the post-migration environment can also be restored.
If you want to migrate from a boot disk environment to a local boot
disk environment, you can use the backup to return to the state
before creating the boot disk environment.
Using the HDLM Device Unconfiguration Function When
Creating an HDLM Environment
Hitachi Dynamic Link Manager User Guide (for Solaris(R))
3-66.
Figure 3-18 Current
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