From: Bruce Momjian <bruce@momjian.us>
To: pgsql-committers@lists.postgresql.org
Subject: Re: pgsql: doc: rewrite random_page_cost description
Date: Fri, 31 Oct 2025 11:37:18 -0400
Message-ID: <aQTXrmehrxJkIMFA@momjian.us> (raw)
In-Reply-To: <E1vEboa-004JPD-2i@gemulon.postgresql.org>
References: <E1vEboa-004JPD-2i@gemulon.postgresql.org>
On Thu, Oct 30, 2025 at 11:12:20PM +0000, Bruce Momjian wrote:
> doc: rewrite random_page_cost description
>
> This removes some of the specifics of how the default was set, and adds
> a mention of latency as a reason the value is lower than the storage
> hardware might suggest. It still mentions caching.
>
> Discussion: https://postgr.es/m/CAKAnmmK_nSPYr53LobUwQD59a-8U9GEC3XGJ43oaTYJq5nAOkw@mail.gmail.com
>
> Backpatch-through: 13
>
> Branch
> ------
> master
>
> Details
> -------
> https://git.postgresql.org/pg/commitdiff/3896e861b348f282813f165f60fb8ab3342114c6
>
> Modified Files
> --------------
> doc/src/sgml/config.sgml | 36 ++++++++++++++++++------------------
> 1 file changed, 18 insertions(+), 18 deletions(-)
My apologies that I used the incorrect "Discussion" URL above. It
should have been:
https://postgr.es/m/80d8b470-50fe-40df-b692-3292dd015595@vondra.me
I had two random_page_cost threads in my mailbox and unfortunately used
the older one.
--
Bruce Momjian <bruce@momjian.us> https://momjian.us
EDB https://enterprisedb.com
Do not let urgent matters crowd out time for investment in the future.
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To: pgsql-committers@postgresql.org
Cc: bruce@momjian.us, pgsql-committers@lists.postgresql.org
Subject: Re: pgsql: doc: rewrite random_page_cost description
In-Reply-To: <aQTXrmehrxJkIMFA@momjian.us>
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