Disabling Hardware Acceleration and Anti-Alaising see a notable decrease
in CPU usage; it still spikes but doesn't bring my system to a crawl.
Notably: This may be tied to the NVIDIA PowerMizer settings. So when
you're in "Adaptive" mode, it's supposed to spool up the clock speed on
the card when
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https://bugs.launchpad.net/bugs/1001550
Title:
LibreOffice Calc causes high CPU usage in Xorg when displaying
"marching ants"
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Public bug reported:
To reproduce (on my system):
1. Run LibreOffice calc (I had imported a CSV with 3 columns and about 300 rows)
2. Select any cell
3. Press Ctrl+C to copy
4. "marching ants" selection appears
At this point, Xorg is now using 100% CPU on one of my processors.
Clearing the selec
Unfortunately, this issue also exists in LibreOffice. I'm seeing the
issue on 12.04 LTS 64-bit, running on my Lenovo T61, with NVIDIA
graphics. The marching ants selection causes Xorg process to spin one
CPU core at 100% usage. Clearing the marching ants (by typing in another
cell or etc) returns C
wanted to add to this thread; this has happened to me three or four
times in 12.04 LTS 64-bit, running on a Lenovo T61. Each time it's
happened after closing the laptop (which suspends it automatically), and
then opening the lid 20–30 minutes later (which automatically resumes).
This last time, I c
