Re: Enable data checksums by default

Greg Sabino Mullane <htamfids@gmail.com>

From: Greg Sabino Mullane <htamfids@gmail.com>
To: Laurenz Albe <laurenz.albe@cybertec.at>
Cc: Greg Burd <greg@burd.me>, Daniel Gustafsson <daniel@yesql.se>, Tomas Vondra <tomas@vondra.me>, Peter Eisentraut <peter@eisentraut.org>, Heikki Linnakangas <hlinnaka@iki.fi>, Nathan Bossart <nathandbossart@gmail.com>, Bruce Momjian <bruce@momjian.us>, Michael Paquier <michael@paquier.xyz>, Michael Banck <mbanck@gmx.net>, Jeff Davis <pgsql@j-davis.com>, "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>
Date: 2025-07-31T20:42:26Z
Lists: pgsql-hackers
On Thu, Jul 31, 2025 at 3:21 PM Laurenz Albe <laurenz.albe@cybertec.at>
wrote:

> Having checksums on does not improve data integrity...
>

Maybe not directly, but in the same way that a smoke detector does not
directly prevent fire damage. Checksums do allow you to detect problems and
fix things (esp. bad hardware) before they get worse.

Cheers,
Greg

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