Re: Squeeze on Lombard
On Don, 2011-05-05 at 13:12 -0300, Rogério Brito wrote:
> On May 05 2011, Michel Dänzer wrote:
> > On Mit, 2011-05-04 at 15:26 -0300, Rogério Brito wrote:
> > > * When I use any 3D application, I get distorted output, as you can
> > > see in the pictures in the URL above.
> > Does
> > Option "ColorTiling" "off"
> > in xorg.conf work around this? (Verify in Xorg.0.log that the option is
> > taking effect)
> With that option (and it taking effect), the colors of regular applications
> (like Emacs) are distorted (like an endian error).
Hmm weird, probably an X driver bug. Does the option have any effect on
the distortion of 3D apps though?
> > > Have you seen that before?
> > No, but it sounds like a GPU lockup.
> You hit the nail in the head. Here.
> > Can you try booting with radeon.test=1 and see if the tests succeed?
> Despite the test succeeding, with actual use I got this lovely thing:
> ,----[ stack-trace.txt ]
> | [ 48.598657] EXT4-fs (hda3): re-mounted. Opts: errors=remount-ro,commit=0
> | [ 355.794834] device-mapper: uevent: version 1.0.3
> | [ 355.796830] device-mapper: ioctl: 4.19.1-ioctl (2011-01-07) initialised: email@example.com
> | [ 397.343868] radeon 0000:00:10.0: GPU lockup CP stall for more than 10000msec
> | [ 397.343881] GPU lockup (waiting for 0x000005C6 last fence id 0x000005C5)
Unfortunately, this only shows where the GPU lockup is noticed, not what caused it.
Do the lockups occur with radeon.agpmode=-1 (may also require radeon.no_wb=1) as well?
Earthling Michel Dänzer | http://www.vmware.com
Libre software enthusiast | Debian, X and DRI developer