And same here, trying to use the radeon driver -- just upgraded from
12.04 to 14.04. I tried installing drivers from the following PPA
https://launchpad.net/~oibaf/+archive/graphics-drivers -- no improvement
as you can see. I am not running in a VM.
$ glxinfo | grep -i string
server glx vendor string: SGI
server glx version string: 1.4
client glx vendor string: Mesa Project and SGI
client glx version string: 1.4
OpenGL vendor string: VMware, Inc.
OpenGL renderer string: Gallium 0.4 on llvmpipe (LLVM 3.4, 128 bits)
OpenGL version string: 3.0 Mesa 10.3.0-devel (git-f6db414 trusty-oibaf-ppa)
OpenGL shading language version string: 1.30
$ sudo lshw -C video
*-display
description: VGA compatible controller
product: RV790 [Radeon HD 4890]
vendor: Advanced Micro Devices, Inc. [AMD/ATI]
physical id: 0
bus info: pci@0000:01:00.0
version: 00
width: 64 bits
clock: 33MHz
capabilities: pm pciexpress msi vga_controller bus_master cap_list rom
configuration: driver=radeon latency=0
resources: irq:46 memory:d0000000-dfffffff memory:fe8e0000-fe8effff
ioport:c000(size=256) memory:fe8c0000-fe8dffff
--
You received this bug notification because you are a member of Ubuntu-X,
which is subscribed to mesa in Ubuntu.
https://bugs.launchpad.net/bugs/1268146
Title:
Very high cpu usage for compiz in 14.04 (mesa incorrectly using
llvmpipe)
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/1268146/+subscriptions
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