Use the ‘F4’ function key from the keyboard to filter the processes. You also filter specific processes by giving their respective path. The following output will be displayed on your terminal screen: For this purpose, press the ‘F3’ key from the keyboard and type the name of the search process in the search prompt that displays at the bottom of the terminal window. Using htop utility, you can also search for a specific process. You will see the following output on your terminal window: To display this relationship in a tree-like structure you will press the ‘F5’ function key from the keyboard.

After doing this, the output will be displayed in the following manner:ĭisplaying processes in a tree-like formatĪll the processes in Linux are usually displayed in a hierarchical form in a parent-child relationship. To sort the displaying output, press the ‘F6’ function key from the keyboard. Using htop command, you can perform the following actions through pressing functional keys to monitor the system processes: Sort output The main body section displays the information about the running processes and in the bottom footer section, different menu options are available to perform different functions. You can see that the below output window has three basic sections, in the top header section displaying the information about CPU, swap memory, load average, uptime, and tasks. In the following output, the htop utility is already installed on the current system: However, if it is not installed due to any system problem then you can install this utility on Ubuntu system using the following command: $ sudo apt install htop On Ubuntu 20.04 and most of the latest Ubuntu releases, the htop command-line utility is already installed. You can also launch the terminal in a quick way by using keyboard shortcut Ctrl + Alt + t. For this purpose, click on the Activities and search for the terminal in the application search bar and hit ‘Enter’. In this article, we will explain the htop command-line utility and how users can use it to manage or monitor system processes with top on Ubuntu 20.04. Using the htop utility, the user can view the crucial details about the Ubuntu system such as CPU running processes, memory utilization, load average, PID’s, etc. Htop is the improved version of the top command-line utility. Similarly in Ubuntu, the htop utility provides the same functionality with more advanced features. Task manager is a Windows utility through which users can monitor the currently running processes. Most of the Windows users know the basic use of the Task Manager.

Ubuntu process monitor