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From: Alvaro Herrera <[email protected]>
To: Peter Eisentraut <[email protected]>
Cc: pgsql-hackers <[email protected]>
Subject: Re: pg_resetwal: Corrections around -c option
Date: Tue, 10 Oct 2023 12:53:58 +0200
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

On 2023-Oct-10, Peter Eisentraut wrote:

> On 09.10.23 17:48, Alvaro Herrera wrote:
> > Hmm, not sure about this.  [...]
> 
> Would those issues also apply to the other SLRU-based guides on this man
> page?  Are they all a bit wrong?

I didn't verify, but I think it's likely that they do and they are.

> > Not sure how to write this concisely, though.  Should we really try?
> 
> Maybe not.  But the documentation currently suggests you can try (probably
> somewhat copy-and-pasted).

I bet this has not been thoroughly verified.

Perhaps we should have (somewhere outside the option list) a separate
paragraph that explains how to determine the safest maximum value to
use, and list only the multiplier together with each option.

-- 
Álvaro Herrera         PostgreSQL Developer  —  https://www.EnterpriseDB.com/

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