Re: Horribly slow pg_upgrade performance with many Large Objects

From: Michael Paquier <michael(at)paquier(dot)xyz>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Hannu Krosing <hannuk(at)google(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Horribly slow pg_upgrade performance with many Large Objects
Date: 2025-04-08 04:52:12
Message-ID: Z_SrfLAjZoFq6AR6@paquier.xyz
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On Mon, Apr 07, 2025 at 05:25:32PM -0400, Tom Lane wrote:
> What version are you testing? We did some work in that area in the
> v17 cycle (a45c78e32).

I am puzzled by the target version used here, as well. If there is
more that can be improved, v19 would be the version to consider for
future improvements at this stage.
--
Michael

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