From: Nathan Bossart <nathandbossart@gmail.com>
To: Andres Freund <andres@anarazel.de>
Cc: Tom Lane <tgl@sss.pgh.pa.us>
Cc: pgsql-hackers@lists.postgresql.org
Subject: Re: pgsql: aio: Infrastructure for io_method=worker
Date: Tue, 18 Mar 2025 19:41:17 -0500
Message-ID: <Z9oSrQIfWuAjJAvU@nathan> (raw)
In-Reply-To: <27fwadt6whe5ufqyrgbrnu3ppfiocaljtt3fufedn6sclvjqll@kotindcvgtoy>
References: <E1tuZNv-0037Gs-34@gemulon.postgresql.org>
<593800.1742338428@sss.pgh.pa.us>
<27fwadt6whe5ufqyrgbrnu3ppfiocaljtt3fufedn6sclvjqll@kotindcvgtoy>
On Tue, Mar 18, 2025 at 07:07:53PM -0400, Andres Freund wrote:
> On 2025-03-18 18:53:48 -0400, Tom Lane wrote:
>> It's probably time to just abandon the idea of being able to run with
>> only 60 semaphores.
>
> Agreed. It's an absurdly outdated OS default configuration. Realistically one
> can't run postgres even in a toy scenario without changing it. So the value of
> being able to test postgres with the default OS settings doesn't seem that
> high. If it were on a very commonly used platform I would think differently,
> but net/openbsd ain't that.
+1. The platforms with low defaults do force us to think carefully about
increasing the default requirements for Postgres, but I don't think that's
a strong enough argument for the maintenance effort.
--
nathan
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To: pgsql-committers@postgresql.org
Cc: nathandbossart@gmail.com, andres@anarazel.de, tgl@sss.pgh.pa.us, pgsql-hackers@lists.postgresql.org
Subject: Re: pgsql: aio: Infrastructure for io_method=worker
In-Reply-To: <Z9oSrQIfWuAjJAvU@nathan>
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