Same here, noticed a few times that fan is very loud and happened to notice lightdm owned process evolution-calendar-factory was causing it. Killing it brings cpu usage down.
Linux jaytec 3.6.7-030607-generic #201211171710 SMP Sat Nov 17 22:10:54 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux Added some ubuntu-bug generated info. ** Attachment added: "ubuntu-bug.txt" https://bugs.launchpad.net/ubuntu-nexus7/+bug/1072406/+attachment/3445730/+files/ubuntu-bug.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1072406 Title: /usr/lib/evolution/evolution-calendar-factory consume 99% cpu To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-nexus7/+bug/1072406/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs