| From: | Laurenz Albe <laurenz(dot)albe(at)cybertec(dot)at> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Nathan Bossart <nathandbossart(at)gmail(dot)com>, vignesh C <vignesh21(at)gmail(dot)com>, "Kumar, Sachin" <ssetiya(at)amazon(dot)com>, Robins Tharakan <tharakan(at)gmail(dot)com>, Jan Wieck <jan(at)wi3ck(dot)info>, Bruce Momjian <bruce(at)momjian(dot)us>, Andrew Dunstan <andrew(at)dunslane(dot)net>, Magnus Hagander <magnus(at)hagander(dot)net>, Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: pg_upgrade failing for 200+ million Large Objects |
| Date: | 2024-03-17 17:57:45 |
| Message-ID: | d93ba90d8bb7e0666c4d23e2478485189c14965a.camel@cybertec.at |
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| Lists: | pgsql-hackers |
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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