Hello, I am experiencing this issue too.
Related links: https://bugs.kde.org/show_bug.cgi?id=356479 https://phabricator.kde.org/D2986 https://forum.kde.org/viewtopic.php?f=289&t=135019&p=369331#p369331 This is a major issue on laptops when running on the battery. Any kind of animation in the System Tray causes 'plasmashell --shut-up' to consume 100% CPU. I am running 'Linux 4.8.0-2-amd64 #1 SMP Debian 4.8.11-1 (2016-12-02) x86_64 GNU/Linux' and 'plasma-workspace' version 4:5.8.2-1
