For those who may be interested, when a too long freeze occurs I go to a console mode (ctrl+alt+F1) and then go back to the graphical session (ctrl+alt+F7). This process always stops the freeze for me until now.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/815996 Title: Desktop occasionally freezes/locks up when switching workspaces To manage notifications about this bug go to: https://bugs.launchpad.net/compiz-plugins-main/+bug/815996/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs