Re: Vacuuming the free space map considered harmful? - Mailing list pgsql-hackers

From Christophe Pettus
Subject Re: Vacuuming the free space map considered harmful?
Date
Msg-id ABF82A2D-814E-4533-9551-ED99A40E1CA1@thebuild.com
Whole thread Raw
In response to Re: Vacuuming the free space map considered harmful?  (Álvaro Herrera <alvherre@alvh.no-ip.org>)
Responses Re: Vacuuming the free space map considered harmful?
List pgsql-hackers

> On Mar 19, 2025, at 12:12, Álvaro Herrera <alvherre@alvh.no-ip.org> wrote:
> Assuming this analysis is correct, I agree that the FSM vacuuming should
> also be throttled, as long as that can be done without blocking
> concurrent operations (insertions) on the table.

From an (admittedly somewhat naïve) look at the code, it appears that having it honor the cost delay wouldn't introduce
excessiveblocking, as long as the delay wasn't implemented at a really dumb place. 


pgsql-hackers by date:

Previous
From: Christophe Pettus
Date:
Subject: Re: Vacuuming the free space map considered harmful?
Next
From: Robert Haas
Date:
Subject: Re: PATCH: warn about, and deprecate, clear text passwords