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Date: Tue, 20 Nov 2012 07:34:42 -0700 (MST)
From: Warren Block <wblock@wonkity.com>
To: =?ISO-8859-15?Q?Ren=E9_Ladan?= <rene@freebsd.org>
Subject: Re: sluggish X.org/Xfce behavior
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On Tue, 20 Nov 2012, René Ladan wrote:

> since last weekend (November 17th) I have been noticing a sluggish
> behavior of X.org/Xfce. Typical symptoms are:
> - Alt-Tab not reacting all of the time
> - pulldown/popup menus not allowing selections with mouse (typically in
> Terminal/pidgin), or moving the mouse (touchpad) results in an automatic
> click
> - typing something in a Terminal requires mouse (touchpad) movements for
> the text to show up
> - sometimes moving the mouse (touchpad) is required for the laptop to
> "wake up"; this is noticeable when Thunderbird downloads all messages
> from the period when the laptop was "frozen".

This is one of the problems that having Option "AllowEmptyInput" "Off" 
in xorg.conf causes.  If you have that, substitute Option 
"AutoAddDevices" "Off" in the same place.
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