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Date: Sat, 31 Jan 2026 17:08:10 +0100
From: =?utf-8?Q?=C3=81lvaro?= Herrera <alvherre@kurilemu.de>
To: =?utf-8?B?0J7Qu9C10LMg0KHQsNC80L7QudC70L7Qsg==?= <splarv@ya.ru>
Cc: "pgsql-bugs@lists.postgresql.org" <pgsql-bugs@lists.postgresql.org>
Subject: Re: basic_archive lost archive_directory
Message-ID: <202601301728.sfkizrto3t5i@alvherre.pgsql>
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On 2026-Jan-29, Олег Самойлов wrote:

> 2026-01-23 18:46:49.970 MSK,,,12085,,697397e9.2f35,1,,2026-01-23 18:46:49
> MSK,,0,WARNING,22023,"invalid value for parameter
> ""basic_archive.archive_directory"": ""/mnt/ocean/postgres/stars/
> WAL""","Specified archive directory does not exist.",,,,,,,,"","archiver",,0
> 2026-01-23 18:57:23.589 MSK,,,12085,,697397e9.2f35,2,,2026-01-23 18:46:49
> MSK,,0,WARNING,01000,"""archive_mode"" enabled, yet archiving is not
> configured","basic_archive.archive_directory is not
> set.",,,,,,,,"","archiver",,0

Most likely, the NFS mount was lost for some reason.  Did you check the
kernel logs?  Did you ask your colleagues if they unmounted the
filesystem for laughs?  Did you search for any funny logs on the NFS
server side?

> And directory existed and it has old WAL files (before error raised).
> The basic_archive is unstable, but I don't know how to repeat this.

It's difficult to believe that it was basic_archive's fault; it's just
giving you whatever the kernel reported to a stat() call for the
directory.

-- 
Álvaro Herrera               48°01'N 7°57'E  —  https://www.EnterpriseDB.com/
"¿Qué importan los años?  Lo que realmente importa es comprobar que
a fin de cuentas la mejor edad de la vida es estar vivo"  (Mafalda)