Ubuntu Hardware Issues
NVIDIA NVRM Driver Freeze Error
If your system hangs (sometimes for minutes) when watching video, or random lockups, or display corruption, or unusually high system load, then you have an NVIDIA driver and multi-core CPU problem...
NVRM: os_raise_smp_barrier(), invalid context!
You are most likely using 10.10 with the default "latest" driver - which is actually now 6 months old and suffers from a few nasty bugs...
NVRM: loading NVIDIA UNIX x86_64 Kernel Module 260.19.06 Mon Sep 13 04:29:19 PDT 2010
To fix this, upgrade to the latest driver by adding the following repository:
sudo apt-add-repository ppa:ubuntu-x-swat/x-updates sudo apt-get update sudo apt-get upgrade
You will now have (as of 25 March 2011) have version 270.29...
NVRM: loading NVIDIA UNIX x86_64 Kernel Module 270.29 Wed Feb 23 16:18:35 PST 2011
Now reboot and kiss goodbye to problems... but do have a very smooth running system :-)
Ubuntu Notebook Remix 9.04 Everex CloudBook (CE1200V)
Turn off ACPI options before attempting to install
Install utilities to make CPU run at full speed