And as Timo just pointed out:
[46.827] (EE) AIGLX error: dlopen of
/usr//usr/lib/x86_64-linux-gnu/dri/i965_dri.so failed
(/usr//usr/lib/x86_64-linux-gnu/dri/i965_dri.so: cannot open shared object
file: No such file or directory)
[46.827] (EE) AIGLX error: unable to load driver i965
[
** Tags added: block-proposed
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https://bugs.launchpad.net/bugs/1818972
Title:
[regression] GLX is missing. gnome-shell visible latency is very high
with Xorg 2:1.20.4-1ubuntu1
To
Found the problem in mutter:
CLUTTER_FEATURE_SWAP_EVENTS is missing because
COGL_WINSYS_FEATURE_SWAP_BUFFERS_EVENT is missing because
cogl-winsys-glx isn't being used because
xorg 2:1.20.4-1ubuntu1 is missing/has broken GLX support...
$ glxinfo
name of display: :4
Error: couldn't find RGB GLX
