Public bug reported: After an upgrade to 16.10 on a 2-core 4-thread 2015 cpu system i915 i5-5287U KDE X
Xorg has 11.9% cpu at idle, 4x that of Ubuntu 16.04 kwin_X11 has cpu about 10%, too This causes the fan to run at 4600 RPM which is very noisy as opposed to 3200 RPM which is inaudible temp is 79.0°C which is about 12 C higher There does not seem to be a gtk app exhibiting high cpu, they are all still below 4% Basically Chromium Konsole LibreOffice ProblemType: Bug DistroRelease: Ubuntu 16.10 Package: kwin-x11 4:5.7.5-0ubuntu2 ProcVersionSignature: Ubuntu 4.8.0-27.29-generic 4.8.1 Uname: Linux 4.8.0-27-generic x86_64 ApportVersion: 2.20.3-0ubuntu8 Architecture: amd64 CurrentDesktop: KDE Date: Thu Nov 17 08:34:09 2016 SourcePackage: kwin UpgradeStatus: Upgraded to yakkety on 2016-11-16 (0 days ago) ** Affects: kwin (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug yakkety -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1642653 Title: High cpu Xorg kwin_X11 after 16.10 upgrade To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/kwin/+bug/1642653/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs