[LAU] options for hard real time kernel for raring 13.04
devel at thesaddj.com
Wed Sep 18 12:19:41 UTC 2013
[sorry, resending this to the list cuz I had forgot the subject]
Thanks Ralf, helpful info. But no luck yet. see below.
> - the nvidia module seems not to be loaded. I guess it's not because I
> > don't see the flash screen NVidia at booting
> Don't guess, take a look at /var/log/Xorg.0.log. When doing this, first
> grep EE, IOW run
> grep EE /var/log/Xorg.0.log
Failed to load module :)
grep EE /var/log/Xorg.0.log
[ 28.292] Current Operating System: Linux blackrottenchest 3.2.48-rt69
#1 SMP PREEMPT RT Wed Sep 11 15:34:00 CEST 2013 i686
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[ 28.296] Initializing built-in extension MIT-SCREEN-SAVER
[ 30.244] (EE) NVIDIA: Failed to load the NVIDIA kernel module. Please
[ 30.244] (EE) NVIDIA: system's kernel log for additional error
[ 30.244] (EE) Failed to load module "nvidia" (module-specific error, 0)
[ 30.252] (EE) NVIDIA: Failed to load the NVIDIA kernel module. Please
[ 30.252] (EE) NVIDIA: system's kernel log for additional error
[ 30.253] (EE) Failed to load module "nvidia" (module-specific error, 0)
[ 30.310] (EE) [drm] KMS not enabled
[ 30.310] (EE) open /dev/dri/card0: No such file or directory
[ 30.334] (EE) open /dev/fb0: No such file or directory
[ 31.077] (EE) Failed to initialize GLX extension (Compatible NVIDIA X
driver not found)
[ 31.149] (II) XKB: reuse xkmfile
> > Shall I have run the installer when running the rt-kernel? and if so,
> > why is that, are modules kernel-dependent?
> Modules have to fit to the kernel. You should run the NVIDIA *run thingy
> I've got no time to search for you an English howto, sorry, on the quick
> I only found a German howto:
ok. that clarifies it, thank you.
Anyway, I tried the module building only, and failed again.
to be extra-safe, this time I booted the rt kernel and did:
sudo ./nvidia-installer -a -K --kernel-name=$(uname -r)
>From the nvidia log I can see the module being successfully built, but not
ERROR: A DKMS kernel module with version 310.44 is already installed.
ERROR: Installation has failed.
So, something is still wrong. It would seem my previous installation had
installed a module in the rt kernel, but that module doesn't work with rt
New Media + Sonic Arts Practitioner, Performer, Teacher, Director.
Embodied Audio-Visual Interaction Research Team.
Department of Computing, Goldsmiths University of London
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