In fact, I get the exact same problem on my ThinkPad X61 laptop, which is also running 11.04 (64bit). However, it has an Intel GM965 graphics card! So the problem doesn't seem to be specific to the nvidia driver.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/790337 Title: Heavy disk I/O causes X rendering to hang -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs