Re: BUG #17245: Index corruption involving deduplicated entries

From: Peter Geoghegan <pg(at)bowt(dot)ie>
To: Kamigishi Rei <iijima(dot)yun(at)koumakan(dot)jp>, David Rowley <dgrowley(at)gmail(dot)com>
Cc: Herman verschooten <Herman(at)verschooten(dot)ne>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk>, PostgreSQL mailing lists <pgsql-bugs(at)lists(dot)postgresql(dot)org>, Herman verschooten <Herman(at)verschooten(dot)net>
Subject: Re: BUG #17245: Index corruption involving deduplicated entries
Date: 2021-10-28 04:21:57
Message-ID: CAH2-WznotEY2YXLBA44oqWLtQUTYHAKWnujCWmmWgthKhZ-97w@mail.gmail.com
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On Wed, Oct 27, 2021 at 6:36 PM Peter Geoghegan <pg(at)bowt(dot)ie> wrote:
> Just one more request: Can I have some more pages from the same
> indexes? You have already provided me with
> "mediawiki.transcode_key_idx.block1.page". But could you now also
> provide me with blocks 2, 8, and 16 from the same index? This is a
> pretty random choice. I just want to see if they all contain corrupt
> posting list tuples, like page 1 (I suspect that they all will).

Also, page 0 of the table "page" itself would be useful. The same
pageinspect recipe will work with a table.

Many thanks
--
Peter Geoghegan

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