>> The Fatal error does not really say for which host/ip the password fail.
>
> Yup, but that's not the province of this patch to improve. See
>
> https://www.postgresql.org/message-id/25918.1533918960@sss.pgh.pa.us
>
> for one that is trying to improve it.
Yep, I gathered that afterwards.
--
Fabien.