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 | Frequency | Retention | Backup Time |
|---|---|---|---|
| Monthly (full backup) | Every 4 weeks | 6 months | 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) | Once a semester | Two years | February, July |
VEEM Virtual Servers
| Backup type | Frequency | Retention | Backup Time |
|---|---|---|---|
| Full | Once on the first backup | 3-4 weeks | |
| Incremental | Every day | 21-28 last copies | Night |
Druva inSync Personal Computers
| Backup type | Frequency | Retention | Backup Time |
|---|---|---|---|
| Full | Once | A year* | Upon installation |
| Monthly | once a month | A year* | Not fixed, can be chosen |
| Weekly | once a week | 6 months | Not fixed, can be chosen |
| Daily | once a day | 45 days | Not fixed, can be chosen |
* Since the migration to the cloud in 2016. Until the migration - 6 months.