From: Alvaro Herrera <alvherre@2ndquadrant.com>
To: Michael Paquier <michael@paquier.xyz>
Cc: Sergei Kornilov <sk@zsrv.org>
Cc: Tomas Vondra <tomas.vondra@2ndquadrant.com>
Cc: Kyotaro Horiguchi <horikyota.ntt@gmail.com>
Cc: andres@anarazel.de <andres@anarazel.de>
Cc: david@pgmasters.net <david@pgmasters.net>
Cc: pgsql-hackers@postgresql.org <pgsql-hackers@postgresql.org>
Cc: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
Subject: Re: allow online change primary_conninfo
Date: Fri, 13 Mar 2020 11:17:38 -0300
Message-ID: <20200313141738.GA4074@alvherre.pgsql> (raw)
In-Reply-To: <20200313141204.GA3672@alvherre.pgsql>
On 2020-Mar-13, Alvaro Herrera wrote:
> What are the downsides of changing wal_receiver_create_temp_slot to
> PGC_POSTMASTER? It seems pretty nasty to requires a full server
> restart. Maybe we can signal all walreceivers at that point so that
> they restart with the correct setting? That's much less problematic, I
> would think.
... oh, that's exactly what 0002 does. So patch 0001 is only about
making a temporary change to the create_temp_slot to be consistent with
existing policy, before changing the policy.
--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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To: pgsql-hackers@postgresql.org
Cc: alvherre@2ndquadrant.com, michael@paquier.xyz, sk@zsrv.org, tomas.vondra@2ndquadrant.com, horikyota.ntt@gmail.com, andres@anarazel.de, david@pgmasters.net, peter.eisentraut@2ndquadrant.com
Subject: Re: allow online change primary_conninfo
In-Reply-To: <20200313141738.GA4074@alvherre.pgsql>
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