Re: Improving connection scalability: GetSnapshotData()

From: Michael Paquier <michael(at)paquier(dot)xyz>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Daniel Gustafsson <daniel(at)yesql(dot)se>, "Jonathan S(dot) Katz" <jkatz(at)postgresql(dot)org>, Alexander Korotkov <a(dot)korotkov(at)postgrespro(dot)ru>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>, Peter Geoghegan <pg(at)bowt(dot)ie>, Bruce Momjian <bruce(at)momjian(dot)us>, David Rowley <dgrowleyml(at)gmail(dot)com>
Subject: Re: Improving connection scalability: GetSnapshotData()
Date: 2020-09-03 08:18:29
Message-ID: 20200903081554.GB8559@paquier.xyz
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On Sun, Aug 16, 2020 at 02:26:57PM -0700, Andres Freund wrote:
> So we get some builfarm results while thinking about this.

Andres, there is an entry in the CF for this thread:
https://commitfest.postgresql.org/29/2500/

A lot of work has been committed with 623a9ba, 73487a6, 5788e25, etc.
Now that PGXACT is done, how much work is remaining here?
--
Michael

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