donghe(at)caltech(dot)edu writes:
> I use psql (PostgreSQL) 8.1.10 on my box, there is a postmater process
> running automatically to make temp files in pgsql_tmp folder, I don't do
> any query on my database. Anybody knows what's wrong with it? and how to
> find what the postmater process is for
Look in pg_stat_activity, perhaps. In 8.1 that won't show you the
actual command unless you changed some default settings, but it should
at least tell you when the command was started and by whom.
regards, tom lane