ubuntu-x-swat team mailing list archive

[Jonathan Thomas <echidnaman@xxxxxxxxxxx>]

That switching to software rasterization improved performance is proof
that something in the X stack is causing the poor performance, as the Qt
raster renderer is pure software, except for pushing the pixels to the
server. The proprietary nvidia drivers are notorious for having crappy
glyph rendering performance, so I'd suspect that the issue most likely
lies there.

** Package changed: kile (Ubuntu) => nvidia-graphics-drivers (Ubuntu)

-- 
Typing in Kile causes high Xorg CPU usage
https://bugs.launchpad.net/bugs/574654
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which is subscribed to nvidia-graphics-drivers in ubuntu.