Managing Information

• Backup all your data
• Backup frequently
• Take some backups off-site
• Keep some old backups
• Test your backups
• Secure your backups
• Perform integrity checking
• And note that it's not necessary to purchase anything to achieve backup enlightenment.

The Tao of Backup

Security

1. LOCK THE SERVER ROOM !!!

2. Lock the BIOS/flash/ROM with a password.

3. Prevent boot from floppy/CD-ROM/USB flash drive.

4. Lock server console with a password.

Protecting Data

Distaster recovery plan

• tape rotation procedure
• backup schedule
• onsite and offsite tape storage
• test procedure (backup and restore)

Sample Tape Rotation Procedure

Sample Backup Schedule

For example, 12:00 AM to 5:00 AM (Tuesday to Saturday)

Restrict users from logging in during backups (if possible).

Media Backup

• 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?

  Cost of lost material
+ Cost of lost work
+ Cost of lost time
+ Cost of lost productivity
+ Downtime
+ Cost of lost sales
+ Intangible costs
= Total potential loss

  Media
+ Time
+ Network Degradation
+ Downtime
+ Labour
+ Storage Costs
+ Overhead
+ Recovery Costs
= Total backup costs

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