"Andrus" <kobruleht2@xxxxxx> writes: > I have table in 8.1.4 which tracks users logged into db There have been a number of index-corruption bugs fixed since 8.1.4 ... In particular, if it's possible that any of these clients abort before committing these insertions, the vacuum race condition bug fixed in 8.1.10 is a pretty likely candidate for your problem. regards, tom lane -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general