The system load is a measure of the amount of computational work that a computer system performs. Here is a list of what the colors means within relation to the memory and swap progress bars. Like the cpu progress bars the memory and swap progress bars can be comprised of different colors. Blue: low priority processes (nice > 0)īelow the cpu progress bars you will see the memory and swap progress bars.The following list will explain what each color means. As you would have noticed the progress bars can be comprised of different colors. The numbers on the top left from 1 to 8 represents the number of cpu's/cores in my system with the progress bar next to them representing the load of cpu/core. Once installed, just type htop at a terminal to launch it, Here is an example of what htop looks like on my system. To install htop for Arch Linux execute the following command in a terminal sudo pacman -S htop

To install htop for Ubuntu execute the following command in a terminal sudo apt-get install htop

Check memory and cpu usage linux