The Tao of Backup
LOCK THE SERVER ROOM !!!
Lock the BIOS/flash/ROM with a password.
Prevent boot from floppy/CD-ROM/USB flash drive.
Lock server console with a password.
|Day||Number of Tapes||Frequency / Storage Location|
in server room
|Month end||12 tapes||Monthly
For example, 12:00 AM to 5:00 AM (Tuesday to Saturday)
Restrict users from logging in during backups (if possible).
What should be saved?
How often should data be saved?
How often should configuration information be saved?
What media should be used?
How should the media be stored?
Who has access to the media?
How and when should data recovery be applied?
What happens when media and targets are incompatible?
How long should data be saved?
What legal requirements, if any, need to be fulfilled?
Network traffic load
Cost of lost material + Cost of lost work + Cost of lost time + Cost of lost productivity + Downtime + Cost of lost sales + Intangible costs
Media + Time + Network Degradation + Downtime + Labour + Storage Costs + Overhead + Recovery Costs