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

From Andres Freund
Subject Re: storing an explicit nonce
Date
Msg-id 480295D6-626A-49E5-B067-38B5AD650DF7@anarazel.de
Whole thread Raw
In response to Re: storing an explicit nonce  (Bruce Momjian <bruce@momjian.us>)
Responses Re: storing an explicit nonce  (Robert Haas <robertmhaas@gmail.com>)
Re: storing an explicit nonce  (Bruce Momjian <bruce@momjian.us>)
List pgsql-hackers
Hi,

On October 7, 2021 8:54:54 AM PDT, Bruce Momjian <bruce@momjian.us> wrote:

>Uh, technically most drives use 512-byte sectors, but I don't know if
>there is any guarantee that 512-byte sectors will not be torn --- I have
>a feeling there isn't.  I think we get away with the hint bit case
>because you can't tear a single bit.  ;-)

We rely on it today, e.g. for the control file.

Andres
--
Sent from my Android device with K-9 Mail. Please excuse my brevity.



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