Horton

Re: problems with "Shared Memory and Semaphores" section of docs

Nathan Bossart <nathandbossart@gmail.com>

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From: Nathan Bossart <nathandbossart@gmail.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: "Imseih (AWS), Sami" <simseih@amazon.com>, Justin Pryzby <pryzby@telsasoft.com>, "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>
Date: 2024-05-17T19:21:23Z
Lists: pgsql-hackers

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On Fri, May 17, 2024 at 12:48:37PM -0500, Nathan Bossart wrote:
> On Fri, May 17, 2024 at 01:09:55PM -0400, Tom Lane wrote:
>> Nathan Bossart <nathandbossart@gmail.com> writes:
>>> At a bare minimum, we should probably fix the obvious problems, but I
>>> wonder if we could simplify this section a bit, too.
>> 
>> Yup.  "The definition of insanity is doing the same thing over and
>> over and expecting different results."  Time to give up on documenting
>> these things in such detail.  Anybody who really wants to know can
>> look at the source code.
> 
> Cool.  I'll at least fix the back-branches as-is, but I'll see about
> revamping this stuff for v18.

Attached is probably the absolute least we should do for the back-branches.

-- 
Nathan Bossart
Amazon Web Services: https://aws.amazon.com

Commits

  1. Introduce num_os_semaphores GUC.

  2. Fix documentation for POSIX semaphores.

  3. Fix documentation for System V semaphores.