Enable Dual-Core Processors – Ubuntu
By default, Ubuntu does not take advantage of this kind of hardware. This guide will show you how to make Ubuntu take advantage of your dual-core processor etc. hardware.
First we need to open Ubuntu’s terminal. Click “Applications”, “Accessories” and click “Terminal”. You should now see a window like this…
Copy & paste this text into the terminal and press enter on your keyboard:
sudo gedit /etc/init.d/rc
You will now see a window like this one…
Press enter on your keyboard and this window now opens…
In this file you will find something called CONCURRENCY=none. Change CONCURRENCY=none to CONCURRENCY=shell like highlighted in the above picture. When you have done that click “Save” and restart your PC for the changes to take effect.