Hello Steffen,

> I know that nbackup keeps track of which blocks in the database changed and which did not so that backups contain only the blocks that changes since the last backup of the next lower level.
> I want to use that feature to do syncs between servers.
>
> I could simply create backups with incrementing levels, move the backup to the other server(s) and apply them there (that database is offline).
> However, I suspect there is a limit for the number of backup levels a database can have.

There is no formal limit, but as Kjell pointed out, it's highly unlikely that someone would need more than 3-5 levels.


HTH,
Paul Vinkenoog