Re: Dynamic Background Workers and clean exit

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Petr Jelinek <petr(at)2ndquadrant(dot)com>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Dynamic Background Workers and clean exit
Date: 2014-04-16 16:25:20
Message-ID: CA+TgmoacToGZkShcf0MdzmpxOpOc2qa_iKmkAkNW-h384zVzBg@mail.gmail.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

On Wed, Apr 16, 2014 at 5:27 AM, Petr Jelinek <petr(at)2ndquadrant(dot)com> wrote:
> Hello,
>
> I've been recently doing some work with dynamic bgworkers and noticed that I
> have no way of saying "I am done now and want to exit cleanly" because
> bgworkers get restarted automatically on exit code 0 no matter what is the
> restart interval set to.
>
> I understand the rationale for this behavior when using static bgworkers
> which are meant to run forever, but dynamic ones are spawned dynamically by
> code so they should also be able to terminate cleanly as they have
> presumably finite work to do. Also I think the clean shutdown of dynamic
> bgworker should not be logged (or at least not with the same log level as it
> is now) since it's business as usual.
>
> Since the dyanamic bgworkers are new in 9.4 the behavior can still be
> changed.
>
> Thoughts?

See the other thread where this is being discussed...

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

In response to

Browse pgsql-hackers by date

  From Date Subject
Next Message Tom Lane 2014-04-16 16:26:23 AF_UNSPEC vs PF_UNSPEC
Previous Message Robert Haas 2014-04-16 16:24:15 Re: Proposal: variant of regclass