Kazam Screencaster can now be installed via PPA under Ubuntu 11.10 Oneiric Ocelot. This software allows to record your screen (screencasting), the saved video can be then shared elsewhere in the web or saved in the .mkv format to your computer.
With Kazam Screencaster, you can either record the entire screen or only a part of it with the possibility to pause recording and continuing later on. You can also record only computer audio.
Kazam Screencaster Installation
Under Ubuntu 11.10 or any later version, run the follwoing commands:
sudo add-apt-repository ppa:bigwhale/kazam-oneric
sudo apt-get update
sudo apt-get install kazam