Re: LISTEN/NOTIFY bug: VACUUM sets frozenxid past a xid in async queue

From: Álvaro Herrera <alvherre(at)kurilemu(dot)de>
To: Matheus Alcantara <matheusssilv97(at)gmail(dot)com>
Cc: Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, Joel Jacobson <joel(at)compiler(dot)org>, Arseniy Mukhin <arseniy(dot)mukhin(dot)dev(at)gmail(dot)com>, Rishu Bagga <rishu(dot)postgres(at)gmail(dot)com>, Yura Sokolov <y(dot)sokolov(at)postgrespro(dot)ru>, Daniil Davydov <3danissimo(at)gmail(dot)com>, Alexandra Wang <alexandra(dot)wang(dot)oss(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Subject: Re: LISTEN/NOTIFY bug: VACUUM sets frozenxid past a xid in async queue
Date: 2025-10-22 15:49:43
Message-ID: 202510221548.tgggefdrlpo3@alvherre.pgsql
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On 2025-Oct-22, Matheus Alcantara wrote:

> I'm wondering if the 002_aborted_tx_notifies.pl is still needed with
> this architecture being used. I think that it's not, but perhaps is a
> good test to keep it?

I'd rather have tests than not, but I'd think it needs to be behind
PG_TEST_EXTRA because of things like

+$node->safe_psql('postgres', 'select consume_xids(10000000);');

--
Álvaro Herrera PostgreSQL Developer — https://www.EnterpriseDB.com/
"Hay quien adquiere la mala costumbre de ser infeliz" (M. A. Evans)

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