Re: Vacuuming TOAST after pg_restore

From: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>
To: Ron Johnson <ronljohnsonjr(at)gmail(dot)com>
Cc: Pgsql-admin <pgsql-admin(at)lists(dot)postgresql(dot)org>
Subject: Re: Vacuuming TOAST after pg_restore
Date: 2023-12-18 22:40:38
Message-ID: CAKFQuwaLguQ-onVD0L7jodX6DweEq5FE5AngCfqSDxzbWFTMww@mail.gmail.com
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On Mon, Dec 18, 2023 at 3:26 PM Ron Johnson <ronljohnsonjr(at)gmail(dot)com> wrote:

> PG 14.10
>
> In the immediate post-pg_restore vaccumdb, can I skip immediate vacuuming
> of TOAST tables?
>
> Heck, can I skip the immediate VACUUM, and only do an ANALYZE (then go
> back later and VACUUM)?
>

There has never been directions to perform an immediate vacuum
post-restore. A restore doesn't perform deletions. Recovering from a
physical backup will benefit from whatever vacuuming the cluster needed at
the time it was backed up.

David J.

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