You can also search for a process by simply pressing the F3 key and typing the name of the process in the search prompt that appears at the bottom of the terminal screen.įor instance, in this case, I’m searching for the rsyslogd process in the /usr/sbin path. In the output below, I have displayed the processes in the /usr/sbin path. You will be prompted to enter the path of the process at the footer section. To filter processes, press the F4 function key. Linux processes can also be filtered according to their respective paths. To display the relationship, simply press the F5 function key. Linux processes are usually in a hierarchical order, creating a child-parent relationship. To sort using Memory Percent utilization, use the down-arrow key and hit ENTER on the PERCENT_MEM option. By default, this is set to the PERCENT_CPU option. On the left section, scroll and select the criteria that you want to use when sorting the output. To view the output options, simply hit the F6 function key on your keyboard. Htop provides multiple options that you can use to sort your output. Let’s now shift gears and see the various options that come with the htop utility tool. To install htop run the commands below:įor Debian/ Ubuntu/Mint # apt install htopįor Fedora 22 and later # dnf install htop Using htop command Sometimes, you may get a warning when working on a system without htop installed. You can scroll up and down using the mouse or Arrow up & arrow down keys to have a view of all the running processes.Htop provides a way of killing a process without invoking its PID.

System metrics are color-coded to make it easier to identify at a glance.

Ability to use the mouse to interact with htop utility.Some of the advantages of using htop over top command include: This section lists all the running processes. The header section displays system metrics which include CPU, Memory and Swap utilization, running tasks, load average, and uptime. From the output see earlier on, we can clearly see that htop’s display is categorized into 3 sections:

Htop tutorial