The three levels of archiving are:
Here is an example of an incremental archiving strategy. Each archive level is performed according to the following schedule:
In this table, the numbers 1 through 11 denote the tape numbers.
Levels | Mon | Tue | Wed | Thu | Fri | Sat | Sun | Mon | Tue | Wed | Thu |
---|---|---|---|---|---|---|---|---|---|---|---|
0 | 1 | - | - | - | - | - | - | - | - | 10 | - |
1 | - | - | - | 4 | - | - | 7 | - | - | - | - |
2 | - | 2 | 3 | - | 5 | 6 | - | 8 | 9 | - | 11 |