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Maximum downtimeType of data
6 hoursCompany resource data
1 dayProject data
2 daysPersonal data
This recovery time mainly consists of the time needed to access the media and
the time required to actually restore data to a disk.
• How long specific types of data should be kept
Table 21 on page 316 shows how long data should be kept. This has implications
on the amount of backup media required.
Table 21 How long data should be kept
Max data storage timeType of data
5 yearsCompany business data
5 yearsCompany resource data
5 yearsProject data
3 monthsPersonal data
• How media with backed up data should be stored and maintained
Media should be kept in the tape library in the computer room. All data included
in the company backup system should be archived in full every week and
incrementally every day. The data should be stored at a security company.
• Amount of data that needs to be backed up
The amount of data that currently needs to be backed up is shown in Table
22 on page 316:
Table 22 Amount of data to be backed up
Data (in GB)Location
100ABC Cape Town
Backup scenarios316