
HP StorageWorks D2D Backup System: 1.5 TB
LAN
Database
Server
10 GB
Desktop PC
250 GB
Fileserver
60 GB
Total
242 GB
Mon
Tues
Wed
Thurs
Wk1
Wk2
Wk3
Wk4
Figure 30 HP D2D Backup System after the first hos t is configured
Database server
This is us
ed to hold the customer da tabase. It must be backed up weekly and monthly and retained for
12 months. Data will be copied offsite once a month and retained for 7 years.
Thesizeofthedatabaseis10GB.
Number of slots required
Physical disk space required on
HP D2D Backup System
Offsite storage requirements
3x1fullweeklybackups
12 x 1 full monthly backups
3x10GB=30GB
12 x 10 GB = 120 GB
15 slots required 150 G B (initially)
12 x 10 MB = 120 GB
Tapes will be rotated after 7 years
D2D Backup System
57
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