Re: Reloading pgbouncer and systemd

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От Devrim Gündüz
Тема Re: Reloading pgbouncer and systemd
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Msg-id 1459343700.30533.54.camel@gunduz.org
обсуждение исходный текст
Ответ на Reloading pgbouncer and systemd  (Jehan-Guillaume de Rorthais <jgdr@dalibo.com>)
Ответы Re: Reloading pgbouncer and systemd  (Jehan-Guillaume de Rorthais <jgdr@dalibo.com>)
Список pgsql-pkg-yum
Hi,

Looks good to me. Can you please create a ticket for this, so that we can keep
track?

https://redmine.postgresql.org/projects/pgrpms/issues/new

Cheers, Devrim

On Mon, 2016-02-22 at 17:38 +0100, Jehan-Guillaume de Rorthais wrote:
> Hello,
>
> While working with pgbouncer under CentOS7, I noticed an incompatibility
> between pgbouncer and systemd when reloading.
>
> The current reload command is:
>
>   ExecReload=/usr/bin/pgbouncer -R -q ${BOUNCERCONF}
>
> But this command create a new pgbouncer process...and keeps it in foreground.
> As the service type is set as "forking", in this situation systemctl just
> sits
> and wait for a return code (maybe there's a timeout, but I did not have the
> patience to wait for it).
>
> Either add a '-d' to this command, or send a HUP signal to the process.
>
> I prefer the second option as it doesn't create a new process that takes over
> the sockets, but just reloads the conf file as expected. Much lighter.
>
> So, imho, the pgbouncer.service file should have:
>
>   ExecReload=/bin/kill -HUP $MAINPID
>
> Regards
> -- 
> Jehan-Guillaume de Rorthais
> Dalibo
>
>


--
Devrim GÜNDÜZ
Principal Systems Engineer @ EnterpriseDB: http://www.enterprisedb.com
PostgreSQL Danışmanı/Consultant, Red Hat Certified Engineer
Twitter: @DevrimGunduz , @DevrimGunduzTR



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