>> regarding pg_dump: where there some changes from b3 to rc1 that would
>> explain the resulting rc1 pg_dump output (-c) being half as big as with
>> b3?
>
> No...
>
> regards, tom lane
>
well, it was 300mb before rc1, and now its only 188mb. inbetween i did a
vacuum full on one table. that shoulnd't affect backup size, should it? i'll
restore one of the new backups later on to be sure all data is still there.
- thomas