We are a few people here at the office that have the exact same problem:
Sometimes the login prompt just doesn't show when the screensaver
running. We all have Ubuntu 11.04, but only those of us using Unity or
Gnome Classic have seen the problem. The guy running KDE have not seen
the problem. We
I see this problem too. Not 100% load, but 70-80%.
System data:
- OS: Hardy Heron beta 1.
- Machine: Lenovo T61p, 2.2GHz, 4GB RAM
- Graphics: Nvidia 570M (using restricted drivers / Compiz).
A bug that might be related could be 125970,