Public bug reported: I wasn't doing something special (using Lyx), I just noticed that my fan was blowing all the time and saw xfwm4 using 50% cpu power in system manager. It did't help restarting x with either logging out or alt- sysrc-k.
The machine is a Lenovo X121e, if that's of any use. ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: xfwm4 4.8.1-4 ProcVersionSignature: Ubuntu 3.0.0-11.18-generic 3.0.4 Uname: Linux 3.0.0-11-generic x86_64 ApportVersion: 1.23-0ubuntu1 Architecture: amd64 Date: Wed Sep 21 22:33:50 2011 ExecutablePath: /usr/bin/xfwm4 InstallationMedia: Xubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110901) ProcEnviron: PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: xfwm4 UpgradeStatus: Upgraded to oneiric on 2011-09-16 (5 days ago) ** Affects: xfwm4 (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug oneiric -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/855900 Title: xfwm4 100% cpu usage on one core (AMD E350) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xfwm4/+bug/855900/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs