Franco Bruno Borghesi <franco(at)akyasociados(dot)com(dot)ar> writes:
> sapiens=3D# vacuum verbose;
> ...
> INFO: free space map: 1 relations, 39 pages stored; 48 total pages
> needed
Apparently this is a freshly loaded database that you've not made many
changes in yet?
I'd recommend waiting till you've had some level of normal update
activity before trying to discover an optimal size for FSM ...
regards, tom lane