| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Nathan Bossart <nathandbossart(at)gmail(dot)com> |
| Cc: | Peter Eisentraut <peter(at)eisentraut(dot)org>, Andres Freund <andres(at)anarazel(dot)de>, pgsql-hackers(at)lists(dot)postgresql(dot)org, "Imseih (AWS), Sami" <simseih(at)amazon(dot)com>, Justin Pryzby <pryzby(at)telsasoft(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: allow changing autovacuum_max_workers without restarting |
| Date: | 2025-04-29 21:31:01 |
| Message-ID: | 1147121.1745962261@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Nathan Bossart <nathandbossart(at)gmail(dot)com> writes:
> On Tue, Apr 29, 2025 at 01:31:55PM -0400, Tom Lane wrote:
>> So now I'm inclined to leave that one alone. I'd still revert
>> 38da05346, which means the comment added by 6d0154196 needs some minor
>> adjustments. But I think we can stick with the "(max_connections /
>> 6)" formula --- it will produce 3 with trial_conns = 20, but that's
>> enough.
> Yup, as long as the lowest possible default is >= the default for
> autovacuum_max_workers (3), we're good.
Pushed. I realized that the text about SEMMNI/SEMMNS in runtime.sgml
needed some work too, since it still said that increasing them was
optional on NetBSD/OpenBSD.
regards, tom lane
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