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Unity8: Excessive CPU usage, even with the screen turned off

 

Hi all,

Since the latest vivid-proposed image (r102), my Nexus 4 lags heavily after
using it for a few hours.

I found out that the CPU usage of Unity8 increases over time and eventually
becomes very high.

As you can see from the output of the "top" command which I attached to the
bug report I filed, Unity8 consumes 23% of CPU power *when the screen is
turned off*. When the screen is on, this figure is much higher and
sometimes rises up to 60%.

Here's the link to the bug report:
https://bugs.launchpad.net/ubuntu/+source/unity8/+bug/1422898

Is anyone else experiencing this?

Cheers,
Niklas