Re: 18.4. Managing Kernel Resources

On Mon, 2026-07-13 at 10:25 +0300, Yaroslav Saburov wrote:
> > What is the name of the process used here? 12 лип. 2026 р. о 10:12 Laurenz Albe <laurenz(dot)albe(at)cybertec(dot)at> пише:
> >
> > On Sun, 2026-07-12 at 07:46 +0300, Yaroslav Saburov wrote:
> > > postgres(at)sql:~$ cat /pgdatabase/data/postmaster.pid 
> > > 58
> > > /pgdatabase/data
> > > 1783830699
> > > 5432
> > > /var/run/postgresql
> > > localhost
> > >  24381256         0
> > > ready   
> > > postgres(at)sql:~$ ps 58
> > >     PID TTY      STAT   TIME COMMAND
> > >      58 ?        Ss     0:00 /usr/lib/postgresql/18/bin/postgres -D /pgdatabase/data -c config_file=/etc/postgresql/18/main/postgresql.conf
> > >
> > > Show me process postmaster?
> >
> > You found it!
> >
> > "Postmaster" is not the name of the executable or the process title (any more),
> > it is just what we call that process.  It is a technical term.
>
> You're wrong.
>
> Let's take a look:
>
> Section 18.3.1
>
> HINT: Is another postmaster already running on port 5432?

I don't see the connection.
But since you know enough to be certain that I am wrong, I am clearly not
in a position to be of assistance.

Yours,
Laurenz Albe