[ubuntu-uk] Permanently disable Compiz

Neil Greenwood neil.greenwood.lug at gmail.com
Wed May 6 11:36:28 BST 2009

2009/5/5 Liam Proven <lproven at gmail.com>:
> 2009/5/3 Paul Broadhead <pjbroad at twinmoons.clara.co.uk>:
>> The other thing to try to help speed things up is to disable DRI in
>> your xorg.conf file.  I have an X31 too and find scrolling in Jaunty
>> unbearably slow for terminals and firefox.  I disabled DRI as
>> a work around for a mesa bug affecting mythtv and it helps the scroll
>> problem too.
>> To disables DRI, edit your /etc/X11/xorg.conf file.  In the "Device"
>> section, add the following line:
>> Option "DRI" "off"
>> Then reboot or restart X.
>> Hope that helps,
>> Paul Broadhead
> Many thanks! That is absolutely brilliant and now X.11 is fast and
> fluid again on my machine. Wonderful tip - I am extremely grateful.
> I did try, experimentally, switching back to Compiz with DRI off, but
> it all went horribly wrong. Nothing appeared on a blank white screen
> except corrupted icons for the alt-tab task switcher, and it seems the
> Ctrl-Alt-Backspace shortcut to kill X no longer works.

Ctrl-Alt-Backspace has been turned off for Jaunty.

Try Alt-SysRq-K instead, or install the dontzap package.



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