I'm having this problem on a Radeon HD 7870 on 14.04.
It is supposedly fixed by a glyph cache fix in xserver 1.17. Unfortunately, the xserver in the upcoming Ubuntu 15.04 "Vivid Vervet" is still based on xserver 1.16.
I'm having this problem on a Radeon HD 7870 on 14.04.
It is supposedly fixed by a glyph cache fix in xserver 1.17. Unfortunately, the xserver in the upcoming Ubuntu 15.04 "Vivid Vervet" is still based on xserver 1.16.