On Fri, Sep 01, 2006 at 10:43:30AM -0400, Tom Lane wrote: > Matteo Sgalaberni <sgala@xxxxxxxxx> writes: > > 22 daemons that have a persistent connection to this database(all > > connection are in "idle"(no transaction opened). > > You may think that, but you are wrong. Ok. I stopped all clients. No connections to this database. Only psql console. Made vacuum full/freeze all cominations... again dead rows non removable. Nothing changed as in production. this is my postgres config: http://pastebin.com/781480 I read a lot about bloat tables related to not appropriate fsm settings... can be the mine a case of misconfiguration of these parameters? Thx Matteo