public inbox for [email protected]  
help / color / mirror / Atom feed
From: Sami Imseih <[email protected]>
To: Masahiko Sawada <[email protected]>
Cc: Daniil Davydov <[email protected]>
Cc: Maxim Orlov <[email protected]>
Cc: Postgres hackers <[email protected]>
Subject: Re: POC: Parallel processing of indexes in autovacuum
Date: Fri, 2 May 2025 17:59:46 -0500
Message-ID: <CAA5RZ0vanNmUDoTykY618+rzHmthQUbsUsWJcr9R1T9E2FH9sQ@mail.gmail.com> (raw)
In-Reply-To: <CAD21AoBcoA-i-pJ_=y+jg14R8_QaJA1iwktCnu5i-C=yXDFPdA@mail.gmail.com>
References: <CACG=ezZOrNsuLoETLD1gAswZMuH2nGGq7Ogcc0QOE5hhWaw=cw@mail.gmail.com>
	<CAD21AoCdx5ZNS_cO7bYz1Zfb+Kw1kuJV2wtewrz7T1pPpjcWGw@mail.gmail.com>
	<CAJDiXgi6ZQOoSEqj9RyZMEh+HHBtmW0+PHD85UNPtKch8ubvdg@mail.gmail.com>
	<CAD21AoBcoA-i-pJ_=y+jg14R8_QaJA1iwktCnu5i-C=yXDFPdA@mail.gmail.com>

> I think it would more make
> sense to maintain the existing autovacuum_max_workers parameter while
> introducing a new parameter that would either control the maximum
> number of parallel vacuum workers per autovacuum worker or set a
> system-wide cap on the total number of parallel vacuum workers.

+1, and would it make sense for parallel workers to come from
max_parallel_maintenance_workers? This is capped by
max_parallel_workers and max_worker_processes, so increasing
the defaults for all 3 will be needed as well.


--
Sami





view thread (112+ messages)  latest in thread

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: [email protected]
  Cc: [email protected], [email protected], [email protected], [email protected], [email protected]
  Subject: Re: POC: Parallel processing of indexes in autovacuum
  In-Reply-To: <CAA5RZ0vanNmUDoTykY618+rzHmthQUbsUsWJcr9R1T9E2FH9sQ@mail.gmail.com>

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

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