Horton

Re: pg_rewind vs superuser

Michael Paquier <michael@paquier.xyz>

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From: Michael Paquier <michael@paquier.xyz>
To: Magnus Hagander <magnus@hagander.net>
Cc: Michael Banck <mbanck@gmx.net>, PostgreSQL Developers <pgsql-hackers@lists.postgresql.org>
Date: 2019-04-05T08:06:01Z
Lists: pgsql-hackers 
On Fri, Apr 05, 2019 at 09:59:29AM +0200, Magnus Hagander wrote:
> A related question is, could we (for 12+) actually make the problem go
> away? As in, can we detect the state and just have pg_rewind issue the
> checkpoint as needed?

I am not sure as you can still bump into the legit case where one is 
trying to rewind an instance which is on the same timeline as the
source, and nothing should happen in this case.
--
Michael

Commits

  1. Fix some documentation in pg_rewind