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Choosing a Migration Path
Deciding Which Method to Use
Chapter 2
36
Deciding Which Method to Use
Now that you have evaluated your system and ordered any additionally
needed hardware, you need to decide whether to cold-install or update
to HP-UX 11i v2 on your system.
needed hardware, you need to decide whether to cold-install or update
to HP-UX 11i v2 on your system.
Cold-installing using Ignite-UX — This method overwrites
everything on the target disk. Use cold-install for new systems and on
existing systems when overwriting the root (
everything on the target disk. Use cold-install for new systems and on
existing systems when overwriting the root (
/
) volume will not cause loss
of applications or data. The process described in this guide cold-installs a
single system from local media. If you plan to install many systems
simultaneously, you should plan on using an Ignite-UX server. Ignite-UX
is available on the HP-UX 11i v2 DVD. Additional information on
Ignite-UX and newer versions are available on this web site:
single system from local media. If you plan to install many systems
simultaneously, you should plan on using an Ignite-UX server. Ignite-UX
is available on the HP-UX 11i v2 DVD. Additional information on
Ignite-UX and newer versions are available on this web site:
http://software.hp.com/products/IUX
Updating using Update-UX — This method uses the
update-ux
command and Software Distributor (SD) tools to selectively overwrite
the operating system and application software from media or a network
source depot. An advantage of performing an update is that it leaves user
data, configuration, and applications in place. Updating to HP-UX 11i v2
is limited to the supported paths listed in Table 2-1, “OE Update
Migration Paths to HP-UX 11i v2,” on page 34.
the operating system and application software from media or a network
source depot. An advantage of performing an update is that it leaves user
data, configuration, and applications in place. Updating to HP-UX 11i v2
is limited to the supported paths listed in Table 2-1, “OE Update
Migration Paths to HP-UX 11i v2,” on page 34.
Depending on your system’s current configuration, here are some
general guidelines to help you choose the best migration path to HP-UX
11i v2.
general guidelines to help you choose the best migration path to HP-UX
11i v2.
When to Cold-Install
We recommend using Ignite-UX to cold-install HP-UX 11i v2 in the
following situations:
following situations:
•
You are managing several systems with similar OS configurations.
•
You need fast, predictable deployment.
•
Your disk space needs reconfiguration. See “How to Plan Your Disk
Space Needs” on page 55.
Space Needs” on page 55.
•
Your systems are organized with clean separation of the OS from
user, application, and data files.
user, application, and data files.