Do you mean that I login as say root and issue a vacuumdb (or do I login as a postgres user with special privileges) -----Original Message----- From: Tom Lane [mailto:tgl@xxxxxxxxxxxxx] Sent: Wednesday, September 06, 2006 6:41 AM To: Sriram Dandapani Cc: pgsql-admin@xxxxxxxxxxxxxx Subject: Re: [ADMIN] transactoin id wraparound problem "Sriram Dandapani" <sdandapani@xxxxxxxxxxxxxxx> writes: > I get error messages on the console that says > WARNING: database "xxx" must be vacuumed within 10094646 transactions > I shutdown, restart pg and issue a vacuumdb -f <database> The shutdown/restart was a waste of typing, and -f doesn't really help here either. > I still get messages saying database must be vacuumed and the > transaction count keeps decreasing. I'll bet a nickel you did not run the vacuum as superuser. It has to be done by a superuser to have permission to vacuum every table in the database (including system catalogs). regards, tom lane