Re: [Dump-users] Incremental Backups

[Peter M. <pm...@fr...>]

On Fri, Jan 16 2009, Stelian Pop wrote:

> It does look simpler but the advantage of the tower of Hanoi way is that
> it minimizes the number of tapes you need to restore in case of data
> failure.

Hello,

Another strategy is, to minimize the occupied space of the backups:
if dump-(n) smaller than dump-(n+1)
then
	do the dump of level n and delete all higher levels
else
	try the same with n <- n + 1  (until n = 9)

I attach a script, that uses this principle.

Cheers, Peter

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