Subject: bug#9588: 24.0.50; bidi-display-reordering slowing scrolling more than expected

From: Eli Zaretskii <[email-masked]>
Date: Sat, 24 Sep 2011 14:19:03 +0300

> Date: Sat, 24 Sep 2011 08:43:50 +0800
> From: Le Wang <[email-masked]>
> 
> I'm filing this bug as a result from discussion on the user list.  I'm
> seeing a 4-5% increase in CPU usage (from 12% to 15-18%) while scrolling
> with my customized Emacs environment.  But with "emacs -q" the increased
> usage is about 2% (9% to 11%).
> 
> Eli suspects something in my environment is responsible.

This bug awaits additional information, as per

   https://lists.gnu.org/archive/html/help-gnu-emacs/2011-09/msg00218.html