Ubuntu 11.10 by default has Linux Kernel 3.0. The Linux Kernel version 3.2 was released weeks ago and comes with lots of bugs fixes and huge improvements like Ext4 supports block sizes up to 1MB, which decreases the time spent doing block allocations, upper limits of CPU time can now be set in the process scheduler, lots of Btrfs improvements and much more. If you are reading this article update your Kernel to 3.2 to experience all these improvements and bug fixes.
We are going to upgrade to Linux Kernel 3.2 via PPA.
Go to terminal and type the following commands:
sudo add-apt-repository ppa:francisbrwn9/kernels sudo apt-get update sudo apt-get dist-upgrade
To verify the upgrade use the following command to see the Linux Kernel version: