Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation()

From: Simon Riggs <simon(at)2ndquadrant(dot)com>
To: Michael Paquier <michael(at)paquier(dot)xyz>
Cc: Pavan Deolasee <pavan(dot)deolasee(at)gmail(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation()
Date: 2018-03-23 11:06:48
Message-ID: CANP8+jJVcxM-S7U2sf9O2CEBDVg73hQnaHRssNQ2RMfi4_BtSA@mail.gmail.com
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On 23 March 2018 at 09:22, Michael Paquier <michael(at)paquier(dot)xyz> wrote:
> On Fri, Mar 23, 2018 at 09:04:55AM +0000, Simon Riggs wrote:
>> So it shows clear benefit for both bulk actions and OLTP, with no regressions.
>>
>> No objection exists to the approach used in the patch, so I'm now
>> ready to commit this.
>>
>> Last call for objections?
>
> Please hold on. It is Friday evening here. First I cannot take the
> time to articulate an answer you are requesting on the other thread
> part. Second, the latest version of the patch has been sent from Pavan
> a couple of hours ago, and you are proposing to commit it in a message
> sent 29 minutes after the last version has been sent.
>
> Let's cool down a bit and take some time for reviews, please. You still
> have one week until the end of the commit fest anyway.

Your assumption that I would commit a new patch that was 29 mins old
is frankly pretty ridiculous, so yes, lets keep calm.

Enjoy your weekend and I'll be happy to read your review on Monday.

--
Simon Riggs http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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