[Bug 1622510] Re: update-manager popup consumes a lot of CPU

[Thomas Waldmann]

The duplicate I noted 2017-05-30 has the analysis / solution I found.

So, how long is it going to take to fix such a trivial bug and deploy it
to all xenial users to finally fix this daily battery-eating annoyance?

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https://bugs.launchpad.net/bugs/1622510

Title:
  update-manager popup consumes a lot of CPU

Status in compiz package in Ubuntu:
  Confirmed
Status in update-manager package in Ubuntu:
  Confirmed

Bug description:
  When update-manager has installed updates, the popup asking to reboot
  consumes a lot of CPU via compiz, xorg and update-manager processes,
  but only when the popup is not focused!

  this at least on xenial

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