Re: Server won't start with fallback setting by initdb.

From: Michael Paquier <michael(at)paquier(dot)xyz>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Stephen Frost <sfrost(at)snowman(dot)net>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, Kyotaro HORIGUCHI <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Server won't start with fallback setting by initdb.
Date: 2018-03-07 23:43:30
Message-ID: 20180307234330.GA1788@paquier.xyz
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On Wed, Mar 07, 2018 at 06:39:32PM -0500, Tom Lane wrote:
> OK, seems like I'm on the short end of that vote. I propose to push the
> GUC-crosschecking patch I posted yesterday, but not the default-value
> change, and instead push Kyotaro-san's initdb change. Should we back-patch
> these things to v10 where the problem appeared?

I would vote for a backpatch. If anybody happens to run initdb on v10
and gets max_connections to 10, that would immediately cause a failure.
We could also wait for sombody to actually complain about that, but a
bit of prevention does not hurt to ease future user experience on this
released version.
--
Michael

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