Re: storing an explicit nonce - Mailing list pgsql-hackers

From Robert Haas
Subject Re: storing an explicit nonce
Date
Msg-id CA+TgmoZd34ejs6MBNtnAsMnvyi-NuD=Jw4Xo_Zw5PzJbHrHnAA@mail.gmail.com
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In response to Re: storing an explicit nonce  (Andres Freund <andres@anarazel.de>)
Responses Re: storing an explicit nonce  (Bruce Momjian <bruce@momjian.us>)
Re: storing an explicit nonce  (Stephen Frost <sfrost@snowman.net>)
List pgsql-hackers
On Thu, Oct 7, 2021 at 12:26 PM Andres Freund <andres@anarazel.de> wrote:
> We rely on it today, e.g. for the control file.

I think that's the only place, though. We can't rely on it for data
files because base backups don't go through shared buffers, so reads
and writes can get torn in memory and not just on sector boundaries.

-- 
Robert Haas
EDB: http://www.enterprisedb.com



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