I can confirm that changing theme helps. Changed from Radiance to Clearlooks: no lags when scrolling and much lower cpu usage.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/655024 Title: Using higher cpu usage -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs