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[Bug 1422898] [NEW] Excessive CPU usage, even when the screen is turned off

 

Public bug reported:

Since mako image r102 (vivid-proposed), the CPU usage of Unity8 is very excessive and increasing over time.
After boot, the phone runs smooth but after some time it lags heavily.

As you can see from the attached output of the "top" command, Unity8
consumes 23% of CPU power when the screen is TURNED OFF (command run via
adb). When the screen is on, this figure is much higher and sometimes
rises up to 60%.

** Affects: unity8 (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1422898

Title:
  Excessive CPU usage, even when the screen is turned off

Status in unity8 package in Ubuntu:
  New

Bug description:
  Since mako image r102 (vivid-proposed), the CPU usage of Unity8 is very excessive and increasing over time.
  After boot, the phone runs smooth but after some time it lags heavily.

  As you can see from the attached output of the "top" command, Unity8
  consumes 23% of CPU power when the screen is TURNED OFF (command run
  via adb). When the screen is on, this figure is much higher and
  sometimes rises up to 60%.

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/unity8/+bug/1422898/+subscriptions


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