Re: Should we update the random_page_cost default value?

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Tomas Vondra <tomas(at)vondra(dot)me>
Cc: Andres Freund <andres(at)anarazel(dot)de>, Greg Sabino Mullane <htamfids(at)gmail(dot)com>, Robert Treat <rob(at)xzilla(dot)net>, Bruce Momjian <bruce(at)momjian(dot)us>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Should we update the random_page_cost default value?
Date: 2025-10-09 15:03:19
Message-ID: CA+TgmoZg8h6ChvG_rFfLa0oECQNc7x46Es7WEJWz=EeOgobQ_w@mail.gmail.com
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On Thu, Oct 9, 2025 at 10:47 AM Tomas Vondra <tomas(at)vondra(dot)me> wrote:
> I agree with this. But isn't this a mostly orthogonal problem? I mean,
> shouldn't we do both (or try to)?
>
> Also, if users complain about A and not about B, does that mean B is not
> an issue?
>
> Isn't ignoring "B" a bit like that? Of course, maybe B really is not
> worth worrying about. Or maybe this is not the right approach to address
> it, I don't know.

I'm just telling you what I think. I'm not purporting to have all of
the right answers.

--
Robert Haas
EDB: http://www.enterprisedb.com

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