Thanks for your answer!
I would like to kill only a postgres session not postmaster.
The table pg_session indicates the pid of the wrong session but kill -INT <pid> didn't stop this session.
pg_ctl works fine when i want to stop postmaster with the argument '-m immediate stop'
----Message d'origine----
>Date: Wed, 27 Oct 2004 10:11:16 +0100
>De: Richard Huxton <dev@archonet.com>
>A: f-f@club-internet.fr
>Copie à: pgsql-general@postgresql.org
>Sujet: Re: [GENERAL]
>
>f-f@club-internet.fr wrote:
>> Hello !
>>
>> To kill a session i used KILL -INT <PID>.
>>
>> This command wasn't successfull. The processus is still here when a
>> 'ps ax' or a 'select * from pg_stat_activity'
>>
>> Is there an other way to kill this process only because a web server
>> 24/7 use postgres and cannot stop postgresql now.
>
> From the manuals:
>To terminate the postmaster normally, the signals SIGTERM, SIGINT, or
>SIGQUIT can be used. The first will wait for all clients to terminate
>before quitting, the second will forcefully disconnect all clients, and
>the third will quit immediately without proper shutdown, resulting in a
>recovery run during restart.
>
>The utility command pg_ctl can be used to start and shut down the
>postmaster safely and comfortably.
>
>Does pg_ctl do anything for you?
>
>--
> Richard Huxton
> Archonet Ltd
>
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