| From: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
|---|---|
| To: | Michael Paquier <michael(at)paquier(dot)xyz> |
| Cc: | Sergei Kornilov <sk(at)zsrv(dot)org>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com>, "andres(at)anarazel(dot)de" <andres(at)anarazel(dot)de>, "david(at)pgmasters(dot)net" <david(at)pgmasters(dot)net>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com> |
| Subject: | Re: allow online change primary_conninfo |
| Date: | 2020-03-13 14:17:38 |
| Message-ID: | 20200313141738.GA4074@alvherre.pgsql |
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| Lists: | pgsql-hackers |
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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