Eh the freezes started occurring again, with the older kernel and very frequently too. I thought I was on to something. Oh well.
Also I notice that after rebooting it takes a little while before the freezes start Maybe relevant info: KDE 4.11.1 Linux 3.11.0-7-generic x86_64 CPU0: Intel(R) Core(TM) i5 CPU M 560 @ 2.67GHz (fam: 06, model: 25, stepping: 05) Hybrid graphics (nVidia Optimus) -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1184451 Title: Ubuntu 13.10 random screen freeze while Normal OS activites To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1184451/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp

