Re: synchronized_standby_slots behavior inconsistent with quorum-based synchronous replication

From: Ashutosh Sharma <ashu(dot)coek88(at)gmail(dot)com>
To: Shlok Kyal <shlok(dot)kyal(dot)oss(at)gmail(dot)com>
Cc: shveta malik <shveta(dot)malik(at)gmail(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, "Zhijie Hou (Fujitsu)" <houzj(dot)fnst(at)fujitsu(dot)com>, Ajin Cherian <itsajin(at)gmail(dot)com>, SATYANARAYANA NARLAPURAM <satyanarlapuram(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: synchronized_standby_slots behavior inconsistent with quorum-based synchronous replication
Date: 2026-06-16 10:42:43
Message-ID: CAE9k0Pko8+wnY5rr52q92NXyXrfDLqnn5f9TiUDSXbXGX_mpEA@mail.gmail.com
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Hi,

On Tue, Jun 16, 2026 at 12:09 PM Shlok Kyal <shlok(dot)kyal(dot)oss(at)gmail(dot)com> wrote:
>
> I checked the CFbot and saw the test was failing [1].
>
> It is failing for the test:
> not ok 4 - guc_privs 171 ms
>

Thanks for reporting this. The attached patches address the issue and
also incorporate the feedback from Shevta in [1].

[1] - https://www.postgresql.org/message-id/CAJpy0uCKaqD-UfCX%3DQ5WkdtxUS8ZCJwLduegi5Etdx7gkV-02g%40mail.gmail.com

--
With Regards,
Ashutosh Sharma.

Attachment Content-Type Size
0003-Add-FIRST-N-and-N-.-priority-syntax-to-synchronized_.patch application/octet-stream 21.5 KB
0002-Add-ANY-N-semantics-to-synchronized_standby_slots.patch application/octet-stream 50.6 KB
0001-Refactor-syncrep-parsing-to-represent-bare-standby-l.patch application/octet-stream 3.2 KB

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