From: Stephen Berman <stephen.berman@gmx.net>
To: Eli Zaretskii <eliz@gnu.org>
Cc: acm@muc.de, Stefan Monnier <monnier@iro.umontreal.ca>,
emacs-devel@gnu.org
Subject: Re: The Emacs master is much slower than the emacs-27 branch.
Date: Fri, 04 Dec 2020 18:03:27 +0100 [thread overview]
Message-ID: <87mtytqza8.fsf@gmx.net> (raw)
In-Reply-To: <837dpxedmz.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 04 Dec 2020 18:31:48 +0200")
On Fri, 04 Dec 2020 18:31:48 +0200 Eli Zaretskii <eliz@gnu.org> wrote:
>> From: Stephen Berman <stephen.berman@gmx.net>
>> Cc: acm@muc.de, emacs-devel@gnu.org
>> Date: Fri, 04 Dec 2020 17:03:00 +0100
>>
>> > Thanks. This is very strange. What are the build options and the
>> > features in each build? are they identical?
>>
>> emacs-27:
>>
>> system-configuration-options
>> "'CFLAGS=-Og -g3' PKG_CONFIG_PATH=/opt/qt5/lib/pkgconfig"
>>
>> system-configuration-features
>> "XPM JPEG TIFF GIF PNG RSVG SOUND DBUS GSETTINGS GLIB NOTIFY INOTIFY ACL
>> GNUTLS LIBXML2 FREETYPE HARFBUZZ XFT ZLIB TOOLKIT_SCROLL_BARS GTK3 X11
>> XDBE XIM MODULES THREADS LIBSYSTEMD PDUMPER LCMS2 GMP"
>>
>> master:
>>
>> system-configuration-options
>> "--with-xwidgets 'CFLAGS=-Og -g3' PKG_CONFIG_PATH=/opt/qt5/lib/pkgconfig"
>>
>> system-configuration-features
>> "XPM JPEG TIFF GIF PNG RSVG CAIRO SOUND DBUS GSETTINGS GLIB NOTIFY
>> INOTIFY ACL GNUTLS LIBXML2 FREETYPE HARFBUZZ ZLIB TOOLKIT_SCROLL_BARS
>> GTK3 X11 XDBE XIM MODULES THREADS XWIDGETS LIBSYSTEMD PDUMPER LCMS2"
>
> Could Cairo be the factor here? Emacs 27 was built without it.
On Fri, 04 Dec 2020 11:49:25 -0500 Stefan Monnier <monnier@iro.umontreal.ca> wrote:
> Hmm... so in Emacs-28, "you" removed XFT and GMP and replaced them with
> CAIRO and XWIDGETS.
>
> I doubt GMP and XWIDGETS make any difference, but maybe XFT or CAIRO
> have something to do with the difference.
>
> It might be worth fiddling with `--with(out)-xft` and
> `--with(out)-cairo` to see if you can get closer to the origin of
> the difference.
I can try that, but since I used the default configuration features,
that suggests that those who got no difference between emacs-27 and
master with the benchmark, or where emacs-27 was even faster, built
emacs-27 --with-cairo and --without-xft. Is that the case?
Steve Berman
next prev parent reply other threads:[~2020-12-04 17:03 UTC|newest]
Thread overview: 74+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-03 18:15 The Emacs master is much slower than the emacs-27 branch Alan Mackenzie
2020-12-03 20:17 ` Eli Zaretskii
2020-12-04 9:13 ` Alan Mackenzie
2020-12-03 20:59 ` Mattias Engdegård
2020-12-04 9:24 ` Alan Mackenzie
2020-12-04 10:46 ` Alan Third
2020-12-04 11:07 ` Mattias Engdegård
2020-12-03 21:09 ` Ergus
2020-12-04 9:19 ` Alan Mackenzie
2020-12-03 22:17 ` Stephen Berman
2020-12-04 9:04 ` Alan Mackenzie
2020-12-04 9:32 ` Stephen Berman
2020-12-04 9:53 ` Alan Mackenzie
2020-12-04 10:14 ` Stephen Berman
2020-12-04 11:45 ` Eli Zaretskii
2020-12-04 12:54 ` Stephen Berman
2020-12-04 13:28 ` Eli Zaretskii
2020-12-04 13:53 ` Stephen Berman
2020-12-04 14:05 ` Stephen Berman
2020-12-04 15:51 ` Eli Zaretskii
2020-12-04 16:03 ` Stephen Berman
2020-12-04 16:28 ` Óscar Fuentes
2020-12-04 18:51 ` Eli Zaretskii
2020-12-04 21:37 ` Stephen Berman
2020-12-05 8:05 ` Eli Zaretskii
2020-12-04 16:49 ` Stefan Monnier
2020-12-05 14:04 ` Basil L. Contovounesios
2020-12-05 14:38 ` Stefan Monnier
[not found] ` <837dpxedmz.fsf@gnu.org>
2020-12-04 17:03 ` Stephen Berman [this message]
2020-12-04 17:59 ` Stephen Berman
2020-12-04 20:47 ` Óscar Fuentes
2020-12-04 21:33 ` Stephen Berman
2020-12-04 17:07 ` Eli Zaretskii
2020-12-04 19:27 ` Gregory Heytings via Emacs development discussions.
2020-12-04 19:34 ` Stephen Berman
2020-12-04 19:58 ` Eli Zaretskii
2020-12-04 20:33 ` Gregory Heytings via Emacs development discussions.
2020-12-04 20:47 ` Eli Zaretskii
2020-12-04 20:59 ` Gregory Heytings via Emacs development discussions.
2020-12-04 21:02 ` Eli Zaretskii
2020-12-04 21:20 ` Gregory Heytings via Emacs development discussions.
2020-12-05 7:44 ` Eli Zaretskii
2020-12-05 8:14 ` Gregory Heytings via Emacs development discussions.
2020-12-05 8:44 ` Gregory Heytings via Emacs development discussions.
2020-12-05 9:14 ` Eli Zaretskii
2020-12-05 9:20 ` Eli Zaretskii
2020-12-05 9:33 ` Eli Zaretskii
2020-12-05 13:50 ` Basil L. Contovounesios
2020-12-05 14:29 ` Eli Zaretskii
2020-12-05 14:56 ` Ergus
2020-12-05 15:14 ` Eli Zaretskii
2020-12-05 15:29 ` Andrea Corallo via Emacs development discussions.
2020-12-05 15:15 ` Gregory Heytings via Emacs development discussions.
2020-12-05 15:31 ` Óscar Fuentes
2020-12-05 9:05 ` Eli Zaretskii
2020-12-05 9:23 ` martin rudalics
2020-12-05 12:55 ` Gregory Heytings via Emacs development discussions.
2020-12-05 13:41 ` Eli Zaretskii
2020-12-05 15:17 ` Gregory Heytings via Emacs development discussions.
2020-12-05 15:55 ` Eli Zaretskii
2020-12-05 14:47 ` Óscar Fuentes
2020-12-05 15:07 ` martin rudalics
2020-12-05 15:24 ` Gregory Heytings via Emacs development discussions.
2020-12-05 15:36 ` martin rudalics
2020-12-05 15:39 ` Gregory Heytings via Emacs development discussions.
2020-12-05 15:47 ` Óscar Fuentes
2020-12-05 17:21 ` Gregory Heytings via Emacs development discussions.
2020-12-05 15:57 ` Eli Zaretskii
2020-12-05 16:04 ` Gregory Heytings via Emacs development discussions.
2020-12-05 15:08 ` Eli Zaretskii
2020-12-04 14:55 ` Arthur Miller
2020-12-04 15:00 ` Arthur Miller
2020-12-04 9:59 ` Gregory Heytings via Emacs development discussions.
2020-12-09 4:23 ` andres.ramirez
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