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From: Laurenz Albe <[email protected]>
To: Tom Lane <[email protected]>
Cc: Nathan Bossart <[email protected]>
Cc: vignesh C <[email protected]>
Cc: Kumar, Sachin <[email protected]>
Cc: Robins Tharakan <[email protected]>
Cc: Jan Wieck <[email protected]>
Cc: Bruce Momjian <[email protected]>
Cc: Andrew Dunstan <[email protected]>
Cc: Magnus Hagander <[email protected]>
Cc: Peter Eisentraut <[email protected]>
Cc: [email protected] <[email protected]>
Subject: Re: pg_upgrade failing for 200+ million Large Objects
Date: Sun, 17 Mar 2024 18:57:45 +0100
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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On Sat, 2024-03-16 at 18:46 -0400, Tom Lane wrote:
> > Without the patch:
> > Runtime: 74.5 minutes
> 
> > With the patch:
> > Runtime: 70 minutes
> 
> Hm, I'd have hoped for a bit more runtime improvement.

I did a second run with the patch, and that finished in 66 minutes,
so there is some jitter there.

I think the reduced memory footprint and the reduced transaction ID
consumption alone make this patch worthwhile.

Yours,
Laurenz Albe

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