| From: | David Rowley <dgrowleyml(at)gmail(dot)com> |
|---|---|
| To: | John Naylor <john(dot)naylor(at)enterprisedb(dot)com> |
| Cc: | Andres Freund <andres(at)anarazel(dot)de>, Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com>, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, Jakub Wartak <jakub(dot)wartak(at)enterprisedb(dot)com>, Andrew Dunstan <andrew(at)dunslane(dot)net>, Peter Eisentraut <peter(at)eisentraut(dot)org>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Performance degradation on concurrent COPY into a single relation in PG16. |
| Date: | 2023-08-01 12:21:42 |
| Message-ID: | CAApHDvq7EgXRU_V9QSExor5v_ogZMY6K1MKd2FHeJ20L3p8u1g@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Mon, 31 Jul 2023 at 21:39, John Naylor <john(dot)naylor(at)enterprisedb(dot)com> wrote:
> master + pg_strtoint_fastpath1.patch
> latency average = 938.146 ms
> latency stddev = 9.354 ms
>
> master + pg_strtoint_fastpath2.patch
> latency average = 902.808 ms
> latency stddev = 3.957 ms
Thanks for checking those two on your machine. I'm glad to see
fastpath2 faster on yours too.
David
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