[Mageia-discuss] MGA2: Gnome session & system freeze issues

[Alejandro Lopez]

On vie,   6 de jul de 2012, 13:36:44 CEST, Wolfgang Bornath <molch.b at googlemail.com> wrote:

> 2012/7/6 Alejandro López <listas.apl at gmail.com>:
> > 
> > 
> > On Fri, Jul 6, 2012 at 9:56 AM, Wolfgang Bornath
> > <molch.b at googlemail.com> wrote:
> > > 
> > > MGA2 x86_64, Gnome
> > > Nvidia graphics, latest proprietary driver from the MGA non-free repo
> > > All updates.
> > > 
> > > 1. Gnome starts new session out of the blue
> > > 
> > > Today I was editing a document in gedit. Other open applications were
> > > chromium-browser and gkrellm. Suddenly out of the blue in the middle
> > > of writing a word the screen changed to a new session, screen with
> > > GDM showing). Logging in again no application was saved, work lost
> > > as well as 2 tabs in the browser where I did not save the URLs yet.
> > > syslog shows a Gnome session I/O failure before the session switch:
> > > 
> > > - Jul   6 07:28:49 marvin-1 gnome-session[2301]: Gdk-WARNING:
> > > gnome-session: Fatal IO error 11 (ressource temporarily not
> > > available) on X server :0.
> > > 
> > > After session restart a long list of "DEBUG" messages followed. No
> > > errors reported in that list.
> > 
> > 
> > For this part of your problem, I guess you are hitting this bug:
> > 
> > https://bugs.mageia.org/show_bug.cgi?id=2585
> > 
> 
> Thx for replying but I do not see any resemblence/relation to the
> described error in bug #2585

Yeah. You are right. I must have misread your email.

Alejandro

> 
> > > 
> > > 
> > > 2. Occasional system deep freeze
> > > 
> > > Starting some time ago and occurring last time yesterday I get a deep
> > > freeze (only SysRq keys for forced reboot working). Inquiring I found
> > > this message in syslog:
> > > 
> > > - Jul   5 13:27:42 marvin-1 kernel: [10565.322087] NVRM: GPU at
> > > 0000:01:00.0 has fallen off the bus.
> > > 
> > > man-draker in the German forum pointed me to
> > > 
> > > http://www.cyberciti.biz/faq/debian-ubuntu-rhel-fedora-linux-nvidia-nvrm-gpu-fallen-off-bus/
> > > which talks about persistence mode of nvidia-smi. The persistence
> > > mode is disabled by default. Switched it to "enabled" but I am not
> > > sure if this is the true culprit - the same error should have come
> > > up more often and on other people's machines as well if this setting
> > > was the culprit, right?
> > > 
> > > Another idea was offered by doktor5000:
> > > "It could be some malfunction of systemd and you could ask Colin
> > > about it". :)
> > > 
> > > Additional information: the freeze is not caused by faulty memory, I
> > > let memtest run over nicht for 8 hours, no errors.
> 
> -- 
> wobo