Re: pgsql: Doc: Clarify interactions of pg_receivewal with remote_apply

From: Stefan Kaltenbrunner <stefan(at)kaltenbrunner(dot)cc>
To: Michael Paquier <michael(at)paquier(dot)xyz>
Cc: pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: Re: pgsql: Doc: Clarify interactions of pg_receivewal with remote_apply
Date: 2019-07-24 06:23:13
Message-ID: 675cde90-a8dc-faeb-4701-d35a89ee06a2@kaltenbrunner.cc
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On 7/24/19 4:28 AM, Michael Paquier wrote:
> Doc: Clarify interactions of pg_receivewal with remote_apply
>
> Using pg_receivewal with synchronous_commit = remote_apply set in the
> backend is incompatible if pg_receivewal is a synchronous standby as it
> never applies WAL, so document this problem and solutions to it.
>
> Backpatch to 9.6, where remote_apply has been added.
>
> Author: Robert Haas, Jesper Pedersen
> Reviewed-by: Laurenz Albe, Álvaro Herrera, Michael Paquier
> Discussion: https://postgr.es/m/1427a2d3-1e51-9335-1931-4f8853d90d5e@redhat.com
> Backpatch-through: 9.6

this broke building of the pdf target at least on 9.6 and 10:

10:

https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=alabio&dt=2019-07-24%2004%3A18%3A05

9.6:

https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=alabio&dt=2019-07-24%2004%3A17%3A48

Stefan

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