GNU bug report logs - #21453
25.0.50; When font size is temporarily increased Emacs is slow

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Mark Karpov <markkarpov <at> openmailbox.org>
Cc: 21453 <at> debbugs.gnu.org
Subject: bug#21453: 25.0.50; When font size is temporarily increased Emacs is slow
Date: Fri, 11 Sep 2015 20:28:49 +0300

> From: Mark Karpov <markkarpov <at> openmailbox.org>
> Cc: 21453 <at> debbugs.gnu.org
> Date: Fri, 11 Sep 2015 22:08:21 +0600
> 
> Eli Zaretskii <eliz <at> gnu.org> writes:
> 
> > Does the text have faces other than the default face?  What modes were
> > active in that buffer?  Do you see the same slow-down in a buffer
> > that's in Fundamental mode?
> 
> Well yes, since that test file is part of my Emacs configuration it has
> some syntax highlighting (everything is by default since it's run with
> ‘-Q’ flag).
> 
> Modes? You can check yourself, I just started Emacs without config, then
> opened one of my init files and pressed ‘C-x C-=’, then scrolled. That's
> all.
> 
> Yes I can reproduce it in Fundamental mode too.

OK, then the timing information will be really welcome.

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