I also noticed a running-unity tag, but I don't think unity is related. when I resume from standby and get into the login-prompt at lightdm I can also press CTRL+ALT+F1 to switch to my terminal (instead of entering my password) to notice the same freeze for 5 seconds.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/859171 Title: [ATI Radeon] System unresponsive for short time within Lightdm To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/859171/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs