Symantec NETBACKUP 7 Uživatelský manuál stáhnout pdf (Strana 114)

Deduplication client components

Table 9-2 describes the client deduplication components.

Table 9-2

Client deduplication components

DescriptionHostComponent

The PureDisk plug-in is the data interface to the

NetBackup Deduplication Engine on the deduplication

storage server. The PureDisk plug-in does the following:

■ Separates the file’s metadata from the file’s content.

■ Deduplicates the content (separates files into

segments ).

■ Controls the data stream from NetBackup to the

NetBackup Deduplication Engine and vice versa.

ClientPureDisk plug-in

The OpenStorage proxy server (nbostpxy) manages

control communication with the media server.

ClientProxy server

The proxy plug-in manages control communication with

the client.

Media serverProxy plugin

Deduplication client backup process

Figure 9-4 shows the backup process of a client that deduplicates its own data.

The destination is a media server deduplication pool. A description follows.

Deduplication architecture

Deduplication client components

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