Public bug reported: CPU usage of u-s-c goes to around 40% when an external screen is connected, as long as the display is on.
ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: unity-system-compositor 0.2.0+15.04.20151008.1-0ubuntu1 [origin: LP-PPA-ci-train-ppa-service-stable-phone-overlay] Uname: Linux 3.4.0-5-flo armv7l ApportVersion: 2.17.2-0ubuntu1.3touch1 Architecture: armhf Date: Thu Oct 29 12:40:04 2015 GraphicsCard: InstallationDate: Installed on 2015-10-29 (0 days ago) InstallationMedia: Ubuntu 15.04 - armhf (20151029-020304) SourcePackage: unity-system-compositor UpgradeStatus: No upgrade log present (probably fresh install) version.libdrm: libdrm2 2.4.60-2 version.lightdm: lightdm 1.14.2-0ubuntu1.1 version.mesa: libegl1-mesa-dev N/A ** Affects: unity-system-compositor (Ubuntu) Importance: Undecided Status: New ** Tags: apport-bug armhf third-party-packages vivid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1511357 Title: CPU hogging when external screen connected To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity-system-compositor/+bug/1511357/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs