"Zwettler Markus (OIZ)" <Markus.Zwettler@xxxxxxxxxx> writes: > We see some "FATAL: terminating connection due to administrator command" error messages in the Postgres logfile. > We assume someone did pg_terminate_backend() calls. > How can we log such calls, especially who did the call? There's no built-in facility for that, short of log_statement = all. You could try making a wrapper function: rename pg_terminate_backend to something else and then make a plpgsql equivalent that issues RAISE LOG and then calls the renamed function. regards, tom lane