compositing enabled with Radeon mobility X300

Michel Dänzer michel at
Fri Aug 5 01:41:04 UTC 2016

On 05.08.2016 06:23, Jethro Tull wrote:
> I'm using the kernel 4.4.14 with XFCE 4.12, as written in the subject
> my GPU is a Radeon mobility X300 and the driver used is the open
> source "radeon".
> I noticed that enabling compositing was resulting in very slow
> windows manipulations like dragging, resizing, browsing them with Alt
> + tab. It takes nearly 2 seconds to display the big contextual menu
> when starting to browse through the windows. And I also noticed that
> using an extended desktop on a second monitor was leading to some
> windows not being refreshed resulting in a nearly scrambled desktop
> after some time of use with several graphical programs. I also
> noticed some similar problems with the terminal.

Please provide the corresponding Xorg log file.

Earthling Michel Dänzer               |     
Libre software enthusiast             |             Mesa and X developer

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