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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Sami Imseih <samimseih@gmail.com>
Cc: Nathan Bossart <nathandbossart@gmail.com>
Cc: Andres Freund <andres@anarazel.de>
Cc: Bertrand Drouvot <bertranddrouvot.pg@gmail.com>
Cc: Rahila Syed <rahilasyed90@gmail.com>
Cc: pgsql-hackers <pgsql-hackers@postgresql.org>
Subject: Re: Improve LWLock tranche name visibility across backends
Date: Fri, 22 Aug 2025 17:33:55 -0400
Message-ID: <2151672.1755898435@sss.pgh.pa.us> (raw)
In-Reply-To: <CAA5RZ0sUy38M2q0ML0v27hA=gZzZGdjbqv-vGyh_nd8o43Q4pA@mail.gmail.com>
References: <aKQxUS6rtMzCkEia@ip-10-97-1-34.eu-west-3.compute.internal>
	<aKS0auEl4UUlt7XO@nathan>
	<34drxi6kshtzu5aerftjflrm6wfxxw54emyvy4gqemdpxxuhvm@gymw6its72o7>
	<aKTDB5mvSowmC0Lf@nathan>
	<5to6tftuml6nkas4jaaljfzecasvslxq3mumeslh74wsol4mzw@rgxpxxlqqwtf>
	<aKTGF9Fv1ioXa9P5@nathan>
	<876523.1755635201@sss.pgh.pa.us>
	<CAA5RZ0sbo-HAOrTGVoqP3giXKDV_LXL0UGaYs8mfjcS33mn3FQ@mail.gmail.com>
	<aKTlu7mHhx4owx6r@nathan>
	<CAA5RZ0tg0-O3KVrP9UrZWm18OECxK87WNJo=cZy=Gevc+Ui5oA@mail.gmail.com>
	<aKTqiofwo1Eif_3w@nathan>
	<CAA5RZ0tKoQeTuRsFmUjPAOEXBiyEGyePsqCAy-_oX4eFHSCmHw@mail.gmail.com>
	<CAA5RZ0sUy38M2q0ML0v27hA=gZzZGdjbqv-vGyh_nd8o43Q4pA@mail.gmail.com>

Sami Imseih <samimseih@gmail.com> writes:
> One point I did not make earlier is that the tranche name lengths will
> need to be as long as we allow in dsm_registry.c.

> #define DSMR_NAME_LEN 128

Huh.  Why is that different from NAMEDATALEN in the first place?

			regards, tom lane





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