pg.ddx.io  pgsql-hackers@postgresql.org mailing list archive  

help / color / mirror / Atom feed
From: Tom Lane <tgl@sss.pgh.pa.us>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Simon Riggs <simon@2ndquadrant.com>
Cc: Andrey M. Borodin <x4mmm@yandex-team.ru>
Cc: PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Subject: Re: Our naming of wait events is a disaster.
Date: Tue, 12 May 2020 17:17:09 -0400
Message-ID: <7391.1589318229@sss.pgh.pa.us> (raw)
In-Reply-To: <CA+TgmobwJi561ioqUaeA1ARih3g2TzzTXXazu-3TqyvS-W12kg@mail.gmail.com>
References: <21247.1589296570@sss.pgh.pa.us>
	<270FBE56-4F83-4FDE-BFFC-18EFF54DE30A@yandex-team.ru>
	<31271.1589307094@sss.pgh.pa.us>
	<CANP8+jKpSfOnd7CGYwnS4m1r8jsJYy9V5uJDk+Z1h6mHTe6wQw@mail.gmail.com>
	<4221.1589313646@sss.pgh.pa.us>
	<CA+TgmobwJi561ioqUaeA1ARih3g2TzzTXXazu-3TqyvS-W12kg@mail.gmail.com>

Robert Haas <robertmhaas@gmail.com> writes:
> On Tue, May 12, 2020 at 4:00 PM Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> Said user-facing documentation largely fails to explain that the
>> set of wait events can be enlarged by extensions; that needs to
>> be fixed, too.

> Is that true? How can they do that? I thought they were stuck with
> PG_WAIT_EXTENSION.

Extensions can definitely add new LWLock tranches, and thereby
enlarge the set of names in that category.  I haven't figured out
whether there are other avenues.

			regards, tom lane





view thread (30+ messages)  latest in thread

Message-ID: <7391.1589318229@sss.pgh.pa.us>
Permalink:  ../7391.1589318229@sss.pgh.pa.us/
Also on:    postgresql.org/message-id/7391.1589318229@sss.pgh.pa.us

 · 

reply
Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Reply to all the recipients using the --to and --cc options:
  reply via email

  To: pgsql-hackers@postgresql.org
  Cc: tgl@sss.pgh.pa.us, robertmhaas@gmail.com, simon@2ndquadrant.com, x4mmm@yandex-team.ru, pgsql-hackers@lists.postgresql.org
  Subject: Re: Our naming of wait events is a disaster.
  In-Reply-To: <7391.1589318229@sss.pgh.pa.us>

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

This inbox is served by DDX for PostgreSQL; see mirroring instructions
for how to clone and mirror all data and code used for this inbox