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From: Antonin Houska <[email protected]>
To: Mihail Nikalayeu <[email protected]>
Cc: Alvaro Herrera <[email protected]>
Cc: Pg Hackers <[email protected]>
Cc: Robert Treat <[email protected]>
Cc: Fujii Masao <[email protected]>
Subject: Re: Adding REPACK [concurrently]
Date: Wed, 03 Sep 2025 11:55:34 +0200
Message-ID: <119674.1756893334@localhost> (raw)
In-Reply-To: <CADzfLwUgPMLiFkXRnk97ugPqkDfsNJ3TRdw9gjJM=8WB4_nXwQ@mail.gmail.com>
References: <[email protected]>
	<[email protected]>
	<CADzfLwWJqoG6uPt+HywKOFjXhqSbfCr+VXpfio9YQ6yqQaihPA@mail.gmail.com>
	<4607.1756703531@localhost>
	<CADzfLwU4kuHSPd9ty8DQpRNWRjX6rJJVVzzWvT4+MEoTyyGtDg@mail.gmail.com>
	<51329.1756740618@localhost>
	<CADzfLwUgPMLiFkXRnk97ugPqkDfsNJ3TRdw9gjJM=8WB4_nXwQ@mail.gmail.com>

Mihail Nikalayeu <[email protected]> wrote:

> While testing MVCC-safe version with stress-tests
> 007_repack_concurrently_mvcc.pl I encountered some random crashes with
> such logs:
> 
> 25-09-02 12:24:40.039 CEST client backend[261907]
> 007_repack_concurrently_mvcc.pl ERROR:  relcache reference
> 0x7715b9f394a8 is not owned by resource owner TopTransaction
> ...
> This time I was clever and tried to attempt to reproduce the issue on
> a non-MVCC safe version at first - and it is reproducible.

Thanks again for a thorough testing!

I think this should be fixed separately [1].

[1] https://www.postgresql.org/message-id/119497.1756892972%40localhost

-- 
Antonin Houska
Web: https://www.cybertec-postgresql.com





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