From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
---|---|
To: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com> |
Cc: | PostgreSQL mailing lists <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Mention in bgworker docs that db connection needs shmem access |
Date: | 2013-07-04 15:13:42 |
Message-ID: | CA+TgmoaT3pFK0OzV8=YGq-zE59QCPP6S5m80s6nvCDF5vYzoMA@mail.gmail.com |
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Lists: | pgsql-hackers |
On Thu, Jul 4, 2013 at 2:01 AM, Michael Paquier
<michael(dot)paquier(at)gmail(dot)com> wrote:
> Hi all,
>
> The bgworker documentation does not explicitely mention that a
> bgworker using BGWORKER_BACKEND_DATABASE_CONNECTION needs to have
> BGWORKER_SHMEM_ACCESS set as well.
>
> Just to mention, a bgworker using only db connection flag and not
> shmem flag will fail at atart-up with this error.
> background worker "hello signal worker": must attach to shared memory
> in order to request a database connection
>
> Please find attached a patch that improves documentation a bit by
> mentioning this restriction. This should normally be backpatched to
> 9.3 stable.
Done. Thanks.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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