Symantec NETBACKUP 7 User Manual

Page 106

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Warning:

The new host must use the same byte order as the old host. If it does

not, you cannot access the deduplicated data.

(In computing, endianness describes the byte order that represents data: big
endian and little endian. For example, Sun SPARC processors and Intel processors
use different byte orders. Therefore, you cannot replace a Solaris SPARC host
with a host that has an Intel processor.

Table 8-2

Process to recover from a permanent media server failure

Procedure

Task

See

“Changing the deduplication disk volume state”

on page 77.

See

“Changing the deduplication pool state”

on page 77.

Change the disk volume state
and disk pool state to DOWN

Use the same host name as the failed server.

See

“About deduplication servers”

on page 21.

See

“About deduplication server requirements”

on page 23.

Configure the new host so it
meets deduplication
requirements

Ensure that the storage and database are mounted at the
same locations.

See the storage vendor's documentation.

Move the storage to the new
host.

See the NetBackup Installation Guide for UNIX and Linux.

See the NetBackup Installation Guide for Windows.

See

“About the deduplication license key”

on page 42.

Install the NetBackup media
server software on the new
host

If you have load balancing servers, delete the NetBackup
Deduplication Engine credentials on those media servers.

See

“Deleting credentials from a load balancing server”

on page 75.

Delete the credentials on
media servers

Add the NetBackup Deduplication Engine credentials to the
storage server.

See

“Adding NetBackup Deduplication Engine credentials”

on page 74.

Add the credentials to the
storage server

If you did not save a storage server configuration file before
the failure, get a template configuration file.

See

“Getting the storage server configuration”

on page 68.

Get a configuration file
template

See

“Editing a storage server configuration file”

on page 68.

Edit the configuration file

Disaster recovery
Recovering from a permanent deduplication storage server failure

106

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