On Wed, Jun 12, 2013 at 04:24:06AM +1000, John Tate wrote: > Noted, unhide has not noticed anything nor unhide.rb or rkhunter but I > get considerable lag sometimes as if screenshots are being taken of > the desktop. It might just be the latest nvidia drivers but it scares > the willies out of me. Have you seen anomalous output in system logs? Xorg.log.0? -dsr-