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help / color / mirror / Atom feedFrom: Nathan Bossart <[email protected]>
To: wenhui qiu <[email protected]>
Cc: Sami Imseih <[email protected]>
Cc: David Rowley <[email protected]>
Cc: Robert Haas <[email protected]>
Cc: Jeremy Schneider <[email protected]>
Cc: [email protected]
Subject: Re: another autovacuum scheduling thread
Date: Wed, 29 Oct 2025 10:58:14 -0500
Message-ID: <aQI5lnTL-AJd3de-@nathan> (raw)
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On Wed, Oct 29, 2025 at 11:10:55AM +0800, wenhui qiu wrote:
> Typically, DBAs avoid setting autovacuum_freeze_max_age too close to
> vacuum_failsafe_age. Therefore, your logic most likely uses the
> vacuum_failsafe_age value.
> Would taking the average of the two be a better approach?
That approach would begin aggressively scaling the priority of tables
sooner, but I don't know if that's strictly better. In any case, I'd like
to avoid making the score calculation too magical.
--
nathan
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To: [email protected]
Cc: [email protected], [email protected], [email protected], [email protected], [email protected], [email protected]
Subject: Re: another autovacuum scheduling thread
In-Reply-To: <aQI5lnTL-AJd3de-@nathan>
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