On Tue, Dec 9, 2008 at 8:16 PM, Vincent Predoehl <vpredoehl@xxxxxxxxxxxxxxxxxxx> wrote: > I have postgresql 8.3.5 installed on MacOS X / Darwin. I remember setting > shared memory buffer parameters and that solved the initial performance > problem, but after running several tests, the performance goes way, way > down. Restarting the server doesn't seem to help. > I'm using pqxx to access the database, if that makes any difference. Could be a vacuuming issue. What does vacuum verbose; on the database say? -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance