Re: [rdiff-backup-users] rdiff-backup for email

[rdiff]

> > I back up my entire system with rdiff-backup to a local drive, then 
> > rsync the entire rdiff-backup over to another box.  I backup email, 
> > Postgresql, Mysql, Apache, etc.
>
> Just be aware that unless you are taking special precautions, the
> postgresql backup is not guaranteed to be consistent. I am not sure about
> the others, but I imagine that would also be the case.

You might do something like
pg_dumpall > /some/place/which/gets/backed/up/pgsql-backup.sql

And then back that up each night.  rdiff will take the differences and if 
you ever need to do a bare metal-restore with different pgsql versions, 
you can.

-Eric