Fwd: Is disabling ctrl-alt-backspace really such a good idea?

Dylan McCall dylanmccall at gmail.com
Fri Feb 13 16:31:27 UTC 2009

This discussion is hardly relevant anymore. I agree the popup
explaining what the user is about to do would be a nice alternative,
but this is also a completely adequate solution.
I'm sure any patches for that alternative would have a good, warm and
fulfilling life.

Preferences? Fine; you can set your preferences in xorg.conf. (Please
nobody put them in Screen Resolution for the love of the Holy
Interface Guide).

Too late to set preferences, it's already crashed? Any power user who
would have used Ctrl Alt Backspace probably had the sense to read the
Jaunty release notes, which will have said (and I for one will make
sure they say this) that that key combination is disabled by default;
to use the kernel-level Alt SysRQ K instead.
While you're at it, get a different video driver.

SysRQ doesn't work or don't have the key? That's a bug in the kernel.
Please file it, or get a new keyboard. Try pressing Shift or Fn and
see if that makes a difference.

Would be sensible if keyboard / mouse grabs timed out after a while or
required the constant responsiveness of an "is alive" callback. (Or do


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