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[Bug 1424013] Re: Compiz high CPU and UI freeze on NVIDIA after fix for #269904 in trusty-updates
I found the black-screen problem on a Lenovo 3000 N100 laptop after
doing an update on 14.04 LTS recently (early September 2016). This is a
As a workaround I installed flashback:
apt-get install inxi gnome-session-flashback compizconfig-settings-manager
I could then select either of the Gnome options and log in OK (i.e. it
works with both Metacity and Compiz, but the normal Ubuntu session
OpenGL renderer string: GeForce Go 7300/PCIe/SSE2
Turning off X11 Sync Objects did not fix it.
I then tried some different drivers using
System Settings -> Software and Updates -> Additional Drivers
X.Org with Nouveau did not work at all
Nvidia 173 works OK.
Summary: using the older Nvidia 173 driver is an adequate workaround for
me, but it looks as if this problem is more complex than just 'Sync
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Compiz high CPU and UI freeze on NVIDIA after fix for #269904 in
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