Re: Checksums by default?

From: Jim Nasby <Jim(dot)Nasby(at)BlueTreble(dot)com>
To: Stephen Frost <sfrost(at)snowman(dot)net>, Peter Geoghegan <pg(at)heroku(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Petr Jelinek <petr(dot)jelinek(at)2ndquadrant(dot)com>, Magnus Hagander <magnus(at)hagander(dot)net>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Checksums by default?
Date: 2017-01-24 02:17:18
Message-ID: 6e06c003-2234-71b0-125c-62e4ef4c6945@BlueTreble.com
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On 1/23/17 7:47 PM, Stephen Frost wrote:
> It might be interesting to consider checking them in 'clean' pages in
> shared_buffers in a background process, as that, presumably, *would*
> detect shared buffers corruption.

Hmm... that would be interesting. Assuming the necessary functions are
exposed it presumably wouldn't be difficult to do that in an extension,
as a bgworker.
--
Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX
Experts in Analytics, Data Architecture and PostgreSQL
Data in Trouble? Get it in Treble! http://BlueTreble.com
855-TREBLE2 (855-873-2532)

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