Backups are performed according to policies determined by the specifications of the computers. The policy defines various levels of backup (full, different types of incremental), and saving "generations" (versions) of information snapshots at points in time.
This is done as follows:
NetBackup physical servers
| Backup type | With remote copy | Frequency | Retention | Backup Time |
|---|---|---|---|---|
| Monthly (full backup) | Every 4 weeks | 6 months | Weekend | |
| *Last Monthly | Yes | Every 4 weeks | 1 month | Weekend |
| Weekly (changes since full backup) | Once a week | 6 months | Weekend | |
| Daily (changes since last backup) | Once a day, 5 days a week | 45 days | Sunday to Thursday | |
| *Semiannual (full backup) | Yes | Once a semester | 1 year | February, July |
VEEM Virtual Servers
| Backup type | With remote copy | Frequency | Retention | Backup Time |
|---|---|---|---|---|
| Full | Once on the first backup | 3-4 weeks | ||
| Incremental | Every day | 21-28 last copies | Night | |
| *Incremental | Yes | Every day | 7 copies | Immediately following daily backup |
| *Full synthetic | Yes | Weekly | 2 weeks | Weekly |
| *Full synthetic | Yes | Monthly | 3 months | Monthly |
| *Full synthetic | Yes | Yearly | 1 year | Yearly |
* Service is provided for clients joining the remote location backup policy (see the Pricelist)
The additional copy is saved at a remote location outside the Technion.