Re: 64-bit MultiXactOffset vs. 9.3->9.4 upgrade, pg_resetwal, "wraparound" msg

From: Heikki Linnakangas <hlinnaka(at)iki(dot)fi>
To: Noah Misch <noah(at)leadboat(dot)com>, orlovmg(at)gmail(dot)com
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: 64-bit MultiXactOffset vs. 9.3->9.4 upgrade, pg_resetwal, "wraparound" msg
Date: 2026-09-16 16:49:30
Message-ID: 0e23abf6-9c8e-499d-9fba-408e0738860d@iki.fi
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On 28/08/2026 02:17, Noah Misch wrote:
> Others are more optional or already reported. In particular, two other
> findings were already reported and apparently fixed after the Opus run, in
> thread "pg_upgrade silently truncates nextMultiOffset to 32 bits":
> https://www.postgresql.org/message-id/CAD21AoCvzerscfU8o4ARQ793yAGHpQ72r2x5apeC_W2-k%3DSLCQ%40mail.gmail.com

For the documentation issues, I propose the attached.

- Heikki

Attachment Content-Type Size
0001-Fix-documentation-related-to-widening-multixid-offse.patch text/x-patch 4.5 KB

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