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From: Michael Paquier <michael@paquier.xyz>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Cc: Heikki Linnakangas <hlinnaka@iki.fi>
Cc: pgsql-hackers@postgresql.org <pgsql-hackers@postgresql.org>
Subject: Re: [HACKERS] WAL logging problem in 9.4.3?
Date: Wed, 18 Jul 2018 22:06:22 +0900
Message-ID: <20180718130622.GI8565@paquier.xyz> (raw)
In-Reply-To: <CA+TgmoZU9nBd6m3NQohzjpdvBNtw+6UGoz+uqoaawkXy76gYSg@mail.gmail.com>
References: <20180704045912.GG1672@paquier.xyz>
	<df32e286-ae2b-f45a-8f2e-4fa02684300b@iki.fi>
	<20180711033241.GQ1661@paquier.xyz>
	<aac8e19b-9159-e473-77be-53f80b658190@2ndQuadrant.com>
	<08b11907-d0b2-c396-2978-ba5aac1972df@iki.fi>
	<CA+TgmoZGn7MmMGRu4NkfxyXKSCzmvq1JvqsWm=hN=GJDMTfTKg@mail.gmail.com>
	<026AD6A1-3396-47F4-B87E-77E3F139D166@iki.fi>
	<20180717000129.GA3388@paquier.xyz>
	<3c1cf991-8846-9a6f-c669-e21f8ea9a6a4@2ndQuadrant.com>
	<CA+TgmoZU9nBd6m3NQohzjpdvBNtw+6UGoz+uqoaawkXy76gYSg@mail.gmail.com>

On Wed, Jul 18, 2018 at 06:42:10AM -0400, Robert Haas wrote:
> On Tue, Jul 17, 2018 at 8:28 AM, Andrew Dunstan
> <andrew.dunstan@2ndquadrant.com> wrote:
>> Well, we'd be getting rid of it because of a danger of data loss which we
>> can't otherwise mitigate. Maybe it does need to be backpatched, even if we
>> haven't had complaints.
> 
> What's wrong with the approach proposed in
> http://postgr.es/m/55AFC302.1060805@iki.fi ?

For back-branches that's very invasive so that seems risky to me
particularly seeing the low number of complaints on the matter.
--
Michael

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  Subject: Re: [HACKERS] WAL logging problem in 9.4.3?
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