I don't know what I did, but this issue occurred again. I installed and open a few apps, then closed them and left the phone for a moment. When the phone locked unity8 process jumped to 30%, and it goes down when I unlock. Setting to confirm and I'll try to find a way to reproduce.
** Changed in: unity8 (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1226995 Title: unity8 uses 30% CPU with greeter activated To manage notifications about this bug go to: https://bugs.launchpad.net/unity8/+bug/1226995/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs