Re: Reduce timing overhead of EXPLAIN ANALYZE using rdtsc?

From: Lukas Fittl <lukas(at)fittl(dot)com>
To: John Naylor <johncnaylorls(at)gmail(dot)com>
Cc: Andres Freund <andres(at)anarazel(dot)de>, Jakub Wartak <jakub(dot)wartak(at)enterprisedb(dot)com>, Hannu Krosing <hannuk(at)google(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, vignesh C <vignesh21(at)gmail(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz>, Ibrar Ahmed <ibrar(dot)ahmad(at)gmail(dot)com>, Maciek Sakrejda <m(dot)sakrejda(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, David Geier <geidav(dot)pg(at)gmail(dot)com>
Subject: Re: Reduce timing overhead of EXPLAIN ANALYZE using rdtsc?
Date: 2026-03-24 14:28:42
Message-ID: CAP53PkzuE7vJRnXoDHL5niduSJtbRotfbqDvq=3ppy--h8wDXg@mail.gmail.com
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Hi John,

On Tue, Mar 24, 2026 at 3:59 AM John Naylor <johncnaylorls(at)gmail(dot)com> wrote:
> Looks good. The only thing that I would change is the single-letter
> parameter/variable name "r". We could call it "reg" and it'd still be
> pretty short. If you agree or have another suggestion, I can change
> locally before pushing 0001 -- no need for a new patch set yet.

Sure, I mainly felt that "exx" would be odd to keep, but "reg" sounds good.

Thanks,
Lukas

--
Lukas Fittl

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