Samuel Stearns <SStearns@xxxxxxxxxxxxxxxx> writes: > I've got an old 7.4.5 instance of Postgres running on Linux. My transaction ID's are just over the 1 billion mark. I ran an instance wide vacuum analyse but this had now effect on the transaction ID count. Do I need to run a vacuum full? No. There is no need to worry. The transaction counter will march up to 4 billion and then wrap around, if you keep the instance going that long. This is not a problem. regards, tom lane -- Sent via pgsql-admin mailing list (pgsql-admin@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin