| From: | John Naylor <johncnaylorls(at)gmail(dot)com> |
|---|---|
| To: | Andres Freund <andres(at)anarazel(dot)de> |
| Cc: | Lukas Fittl <lukas(at)fittl(dot)com>, 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: | 2026-02-27 14:00:37 |
| Message-ID: | CANWCAZYPGKA1ZrA27sEcDu=A0HaCpiGY4w5ro476F9vmKHcUuQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, Feb 26, 2026 at 11:14 PM Andres Freund <andres(at)anarazel(dot)de> wrote:
>
> Hi,
>
> On 2026-02-25 02:00:35 -0800, Lukas Fittl wrote:
> > See attached v9, rebased, with feedback addressed, unless otherwise noted.
> >
> > 0001 is the updated cpuidex patch, and should be good to go (though we
> > could also merge this into the TSC commit, if you prefer)
>
> John, does this interact with your work at all?
I just pushed the main piece of the centralization of runtime checks.
It conflicts, but it's easy to fix since now 0001 will have one less
place to change. I don't think my other patch will conflict. In any
case, I'll push it tomorrow if all goes well. I can help with the
other things we talked about.
--
John Naylor
Amazon Web Services
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