Thanks for the Virus.

[Kaj Haulrich]

On Wednesday 18 March 2009 16:51:26 Jonas Norlander wrote:
> 2009/3/18 Nils Kassube <kassube at gmx.net>:
> > Dotan Cohen wrote:
> >> if someone of my
> >> apparent above-average skill level cannot reset the X server
> >> without C-A-B, then what is the casual user to do? Serious
> >> question.
> >
> > Reboot. Seriously, what is wrong with that approach? If you
> > don't know a better way to get back to a usable machine, IMHO
> > rebooting isn't that bad. If you use C-A-B you lose unsaved
> > data of applications still running. If you reboot you lose
> > unsaved data of applications still running.
>
> I was thinking on that.
> My guess is that a C-A-B will send a SIGKILL to the X-server and
> it will kill all it's children making you loose everything thats
> not saved and leaving damaged files. Rebooting is sending a
> SIGTERM (and later SIGKILL) to all processes still running and
> depending on the program it still got a change to save data and
> close files, It will not save your OpenOffice documents but other
> data like config files have a change to shut down more graceful.
> Any know how X and KDE will handle a reboot from CLI? Is it safer
> then C-A-B?

An even safer method - if everything locks up - is to use the 
"elephant sequence" - assuming the keyboard is still functioning.

Kaj Haulrich.
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