A well-defined, step-by-step process has to be followed to ensure fast and efficient
restore.
Disaster recovery methods
This section provides a general overview of disaster recovery methods. For a list of
supported disaster recovery methods for a particular operating system, see the latest
support matrices at http://www.hp.com/support/manuals.
NOTE:
Each disaster recovery method has limitations you should consider before implementation.
Table 3 on page 26 provides an overview of the Data Protector disaster recovery
methods.
Table 3 Overview of disaster recovery methods
Phase 3Phase 2Phase 1Phase 0
Manual Disaster Recovery
Restore user and
application data
using the standard
Data Protector
restore procedure.
Execute the drstart
command to automatically
recover critical volumes.
Additional steps are required
to perform advanced
recovery tasks.
Install DR OS with
network support.
Repartition the
disk and
re-establish the
original storage
structure.
Full client backup,
IDB backup (Cell
Manager only).
Update SRD file
(Windows only).
Collect
information on the
original system to
enable installation
and configuration
of DR OS.
See “Assisted Manual Disaster Recovery of a Windows system” on page 41 or “Manual
disaster recovery of a UNIX Cell Manager ” on page 129.
Disk Delivery Disaster Recovery (DDDR)
Introduction26