GNU bug report logs - #16594
24.3.50; very slow redraw when resizing windows horizontally

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From: Darren Hoo <darren.hoo <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 16594 <at> debbugs.gnu.org
Subject: bug#16594: 24.3.50; very slow redraw when resizing windows horizontally
Date: Fri, 31 Jan 2014 11:16:47 +0800

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Eli Zaretskii <eliz <at> gnu.org> writes:

>> From: Darren Hoo <darren.hoo <at> gmail.com>
>> Cc: Stefan Monnier <monnier <at> iro.umontreal.ca>,  16594 <at> debbugs.gnu.org
>> Date: Fri, 31 Jan 2014 02:57:58 +0800
>> 
>> In case I have not described my problem precise enough, maybe this
>> screencast I take will clear things up a bit:
>> 
>> http://blog.glib.cc/resize.html
>
> I see nothing of the kind on my system.  Moreover, what you show
> doesn't look like an Emacs redisplay problem, but rather like some
> low-level redraw problem.

indeed, it seems that this redisplay_internal is problematic:

[profile.png (image/png, attachment)]

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