From: Eli Zaretskii <eliz@gnu.org>
To: "Gerd Möllmann" <gerd.moellmann@gmail.com>
Cc: emacs-devel@gnu.org, ofv@wanadoo.es, pipcet@protonmail.com
Subject: Re: Gap buffer problem?
Date: Wed, 11 Dec 2024 19:06:04 +0200 [thread overview]
Message-ID: <86msh22lqb.fsf@gnu.org> (raw)
In-Reply-To: <m2zfl2p68z.fsf@gmail.com> (message from Gerd Möllmann on Wed, 11 Dec 2024 16:51:56 +0100)
> From: Gerd Möllmann <gerd.moellmann@gmail.com>
> Cc: emacs-devel@gnu.org, ofv@wanadoo.es, pipcet@protonmail.com
> Date: Wed, 11 Dec 2024 16:51:56 +0100
>
> Eli Zaretskii <eliz@gnu.org> writes:
>
> > Unless you have a huge (and I mean a HUGE) buffer, and some Lisp that
> > moves point, then inserts a small number of characters, then moves
> > point far away and again inserts a small number of characters, etc.,
> > I'd be very surprised if the gap buffer caused significant performance
> > problems on a modern CPU.
> >
> > Can you profile that case and post the expanded profile? I'm always
> > happy to be wrong about performance bottlenecks, and profiles are good
> > at proving me wrong.
>
> Maybe I'll try to investigate that further at some point. Such things
> always tend to be so time consuming...
I meant profiling with "M-x profile-start", then run your slow-down
recipe. That should be easy and should not consume any significant
time. Analyzing the profile could, but producing it shouldn't.
next prev parent reply other threads:[~2024-12-11 17:06 UTC|newest]
Thread overview: 122+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <mailman.39.1723910423.12184.emacs-devel@gnu.org>
2024-08-17 22:49 ` Emacs-devel Digest, Vol 246, Issue 17 ali_gnu2
2024-08-18 0:10 ` Po Lu
2024-08-18 0:19 ` Po Lu
2024-08-18 1:15 ` Solaris dldump (was: Pure space) ali_gnu2
2024-08-18 1:25 ` Solaris dldump Po Lu
2024-08-18 22:27 ` Stefan Kangas
2024-08-18 23:56 ` Po Lu
2024-08-19 11:18 ` Eli Zaretskii
2024-08-19 12:09 ` Po Lu
2024-08-19 12:50 ` Eli Zaretskii
2024-08-19 11:44 ` Pip Cet
2024-08-19 11:57 ` Po Lu
2024-08-19 12:10 ` Pip Cet
2024-08-19 12:55 ` Eli Zaretskii
2024-08-19 13:46 ` Pip Cet
2024-08-19 14:39 ` Eli Zaretskii
2024-08-19 15:26 ` Corwin Brust
2024-08-19 15:31 ` Corwin Brust
2024-08-19 20:51 ` Stefan Kangas
2024-08-19 20:35 ` Stefan Kangas
2024-12-08 12:17 ` pdumper on Solaris 10 Pip Cet via Emacs development discussions.
2024-12-08 13:05 ` Eli Zaretskii
2024-12-08 13:52 ` Pip Cet via Emacs development discussions.
2024-12-08 14:52 ` Eli Zaretskii
2024-12-08 16:17 ` Pip Cet via Emacs development discussions.
2024-12-08 16:49 ` Eli Zaretskii
2024-12-08 17:37 ` Pip Cet via Emacs development discussions.
2024-12-08 18:41 ` Eli Zaretskii
2024-12-08 19:15 ` Gerd Möllmann
2024-12-08 20:38 ` Eli Zaretskii
2024-12-09 3:09 ` Gerd Möllmann
2024-12-09 3:32 ` Eli Zaretskii
2024-12-09 3:43 ` Gerd Möllmann
2024-12-09 4:53 ` Stefan Kangas
2024-12-09 5:26 ` Gerd Möllmann
2024-12-09 13:58 ` Eli Zaretskii
2024-12-10 0:02 ` Po Lu
2024-12-09 9:56 ` Pip Cet via Emacs development discussions.
2024-12-10 0:04 ` Po Lu
2024-12-10 3:34 ` Eli Zaretskii
2024-12-11 1:13 ` Po Lu
2024-12-11 11:29 ` Pip Cet via Emacs development discussions.
2024-12-09 4:59 ` Stefan Kangas
2024-12-09 14:39 ` Eli Zaretskii
2024-12-09 21:06 ` Merging MPS a.k.a. scratch/igc, yet again Stefan Kangas
2024-12-09 21:49 ` Óscar Fuentes
2024-12-10 4:17 ` Xiyue Deng
2024-12-10 4:26 ` Sean Whitton
2024-12-10 4:42 ` chad
2024-12-10 13:10 ` Óscar Fuentes
2024-12-10 15:10 ` Pip Cet via Emacs development discussions.
2024-12-10 15:37 ` Óscar Fuentes
2024-12-10 15:47 ` Pip Cet via Emacs development discussions.
2024-12-10 17:16 ` Eli Zaretskii
2024-12-12 4:37 ` Xiyue Deng
2024-12-10 13:20 ` Eli Zaretskii
2024-12-10 14:46 ` Pip Cet via Emacs development discussions.
2024-12-10 13:09 ` Eli Zaretskii
2024-12-10 13:20 ` Óscar Fuentes
2024-12-10 14:41 ` Eli Zaretskii
2024-12-09 23:13 ` chad
2024-12-10 12:41 ` Eli Zaretskii
2024-12-10 0:09 ` pdumper on Solaris 10 Stefan Kangas
2024-12-10 12:59 ` Eli Zaretskii
2024-12-10 13:39 ` Óscar Fuentes
2024-12-10 14:39 ` Eli Zaretskii
2024-12-10 15:21 ` Óscar Fuentes
2024-12-10 16:39 ` Eli Zaretskii
2024-12-10 15:38 ` Pip Cet via Emacs development discussions.
2024-12-10 16:04 ` Óscar Fuentes
2024-12-10 17:23 ` Eli Zaretskii
2024-12-11 5:27 ` Gap buffer problem? Gerd Möllmann
2024-12-11 8:50 ` Pip Cet via Emacs development discussions.
2024-12-11 9:35 ` Gerd Möllmann
2024-12-11 11:50 ` Pip Cet via Emacs development discussions.
2024-12-11 13:22 ` Gerd Möllmann
2024-12-11 14:53 ` Pip Cet via Emacs development discussions.
2024-12-11 15:33 ` Gerd Möllmann
2024-12-11 16:58 ` Eli Zaretskii
2024-12-11 17:13 ` Gerd Möllmann
2024-12-11 17:45 ` Robert Pluim
2024-12-11 18:11 ` Gerd Möllmann
2024-12-11 19:08 ` Eli Zaretskii
2024-12-11 17:41 ` Pip Cet via Emacs development discussions.
2024-12-11 19:04 ` Eli Zaretskii
2024-12-11 19:54 ` Pip Cet via Emacs development discussions.
2024-12-11 20:26 ` Eli Zaretskii
2024-12-11 22:07 ` Dmitry Gutov
2024-12-11 19:09 ` Gerd Möllmann
2024-12-12 8:55 ` Robert Pluim
2024-12-12 10:14 ` Gerd Möllmann
2024-12-11 12:27 ` Pip Cet via Emacs development discussions.
2024-12-11 13:27 ` Gerd Möllmann
2024-12-11 15:06 ` Marcus Harnisch
2024-12-11 22:11 ` Dmitry Gutov
2024-12-12 3:49 ` Gerd Möllmann
2024-12-12 19:07 ` Dmitry Gutov
2024-12-12 19:30 ` Eli Zaretskii
2024-12-12 19:40 ` Gerd Möllmann
2024-12-12 6:01 ` Eli Zaretskii
2024-12-11 14:22 ` Eli Zaretskii
2024-12-11 15:51 ` Gerd Möllmann
2024-12-11 17:06 ` Eli Zaretskii [this message]
2024-12-11 17:15 ` Gerd Möllmann
2024-12-10 18:13 ` pdumper on Solaris 10 Gerd Möllmann
2024-12-10 15:23 ` Pip Cet via Emacs development discussions.
2024-12-10 17:08 ` Eli Zaretskii
2024-12-10 18:03 ` Gerd Möllmann
2024-12-10 19:34 ` Pip Cet via Emacs development discussions.
2024-12-10 19:59 ` Gerd Möllmann
2024-12-10 20:17 ` Pip Cet via Emacs development discussions.
2024-12-10 20:34 ` Gerd Möllmann
2024-12-11 14:13 ` Pip Cet via Emacs development discussions.
2024-12-11 17:43 ` Eli Zaretskii
2024-12-09 16:21 ` Pip Cet via Emacs development discussions.
2024-12-08 18:47 ` Pip Cet via Emacs development discussions.
2024-12-09 1:13 ` Po Lu
2024-12-09 1:08 ` Po Lu
2024-12-09 0:58 ` Po Lu
2024-12-09 3:28 ` Eli Zaretskii
2024-12-09 1:01 ` Po Lu
2024-12-09 13:11 ` Pip Cet via Emacs development discussions.
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