F11: xorg decision to disable Ctrl-Alt-Backspace

Michal Hlavinka mhlavink at redhat.com
Tue Mar 31 11:05:39 UTC 2009


On Tuesday 31 March 2009 12:56:38 Anders Rayner-Karlsson wrote:
> * Giancarlo Niccolai <gc at falconpl.org> [20090331 12:20]:
> > it may be educated enough to try it. But it is not like that an X
> > session hang so bad that you have to ctrl-alt-bs it will allow you to
> > CAF1-6 at all, or will let you to do anything meaningful with it (i.e.
> > bash may not be able to get the resources to start). When you HAVE to
> > CABs, it's because you CAN'T CAF1-6.
> >
> > (There was my two cents, so don't expect me to join in this convo; I
> > just wanted to correct your assumption that you may CAF1-6 away a
> > situation in which you have to CABs, which is wrong, as another poster
> > pointed out).
>
> IIRC, and I believe that was pointed out in this thread as well, is
> that these keypresses are handled in the same way by the same part of
> the X server. If C-A-Bs works, so will C-A-F2 to drop you at a vc.

and in this thread was also pointed:

"When something starts to eat all resources, you can 
kill it (with whole X server if it's not the X server eating all). You 
definitely have no time to switch to vt, log in and kill it..."

> Through past experience, I have never found an instance (since moving
> from XFree86 to Xorg) where the Xserver was wedged in a way that
> switching to a vc did not work, but C-A-Bs did. I have seen plenty of
> X lockups (Xorg intel driver issues in F10) in the last few months and
> not a single one of those were resolvable by C-A-Bs.

you have just different user experience





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