I've had this problem for several months with identical symptoms. I'm using KDE 4.3 (from backports) on a lenovo X60 tablet. Graphics hardware is "Intel Corporation Mobile 945GM/GMS, 943/940GML".
I've found with 3GB ram, I need to kill the x server usually once or twice per day, depending on what I've been doing. -- X consumes ever-increasing memory https://bugs.launchpad.net/bugs/410248 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs