> However, PG documentation doesn't highlight about this in psql or PAM
> section, because log entries written are slightly confusing.
> http://www.postgresql.org/docs/9.2/static/auth-methods.html
> http://www.postgresql.org/docs/9.2/static/app-psql.html
It turns out this logging is a bug in PAM authentication code in the
backend that needs to resolved. This has been reported on
pgsql-hackers.
--
Amit Langote