Re: [Trisquel-users] Screen tearing and high CPU

[enduzzer]

Do you experience window lag?

https://trisquel.info/en/forum/window-resizing-issue
I don't know if it's related but you could try using Gnome Flashback +  
Compiz.

https://trisquel.info/en/forum/window-resizing-issue#comment-83660