Re: cant connect to localhost:5432 (but unix socket ok)

Hi Tom

On Thu, Feb 4, 2021 at 2:50 PM Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:

> Joao Miguel Ferreira <joao(dot)miguel(dot)c(dot)ferreira(at)gmail(dot)com> writes:
> > On Thu, Feb 4, 2021 at 2:26 PM hubert depesz lubaczewski <
> depesz(at)depesz(dot)com>
> > wrote:
> >>> My database is not listening on TCP/localhost, desptite it is listening
> >>>> on the unix socket. How can I investigate this?
>
> > it's on 5433:
>
> Hmm, something odd there, because a port number mismatch should have
> resulted in psql failing to connect via unix socket either. Maybe
> you have more than one active postmaster?
>

yes, I see your point. makes sense. the unix socket is actually also on 5433

root(at)deb10tp:~# grep -nr 543 /etc/postgresql
/etc/postgresql/11/main/postgresql.conf:63:port = 5433
root(at)deb10tp:~# find /var/run/postgresql/ | grep 543
/var/run/postgresql/.s.PGSQL.5433
/var/run/postgresql/.s.PGSQL.5433.lock
root(at)deb10tp:~#

>
> Anyway, given these settings, "psql -p 5433 -h localhost" should
> connect. If you still get "connection refused" then you need to
> look at the kernel firewall (packet filter) settings.
>

yes, with "-p 5433" I can connect

>
> regards, tom lane

thanks