Re: Using read_stream in index vacuum

From: Melanie Plageman <melanieplageman(at)gmail(dot)com>
To: Andrey Borodin <x4mmm(at)yandex-team(dot)ru>
Cc: Kirill Reshke <reshkekirill(at)gmail(dot)com>, Rahila Syed <rahilasyed90(at)gmail(dot)com>, Junwang Zhao <zhjwpku(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>
Subject: Re: Using read_stream in index vacuum
Date: 2025-03-23 17:37:20
Message-ID: CAAKRu_YEW7k5uAc05oyUu3ggoxehGy5En87ToUiDJWxAeSjPtA@mail.gmail.com
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On Sun, Mar 23, 2025 at 1:02 PM Andrey Borodin <x4mmm(at)yandex-team(dot)ru> wrote:
>
> There's a BF failure with just these changes [0]. But IMO it's unrelated.
> There are 2 failed tests:
> 1. 'activeslot slot invalidation is logged with vacuum on pg_authid' is very similar to what is discussed here [1]
> 2. '+ERROR: tuple concurrently deleted' in injection_points/isolation seems to be discussed here [2]

Yep, I saw the recovery/035_standby_logical_decoding skink failure and
concluded it was caused by a pre-existing issue that is already being
discussed. I hadn't yet investigated the injection point isolation
test failure. So, it is good to know it seems like it is a known
issue. Thanks for being on the lookout.

- Melanie

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