Symantec 7 manual Deduplication client components, Deduplication client backup process

114Deduplication architecture Deduplication client components

Deduplication client components

Table 9-2describes the client deduplication components.

Table 9-2	Client deduplication components
Component	Host	Description
PureDisk plug-in	Client	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.

Proxy server	Client	The OpenStorage proxy server (nbostpxy) manages
		control communication with the media server.
Proxy plugin	Media server	The proxy plug-in manages control communication with
		the client.

Deduplication client backup process

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

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