What Top Command Shows Linux?

top command in Linux with Examples. top command is used to show the Linux processes. It provides a dynamic real-time view of the running system. Usually, this command shows the summary information of the system and the list of processes or threads which are currently managed by the Linux Kernel.

How do I find the top command in Linux?

The top Command Interface

You can open the Terminal either through the system Dash or the Ctrl+Alt+T shortcut. The upper part of the output shows statistics about the processes and resource usage. The lower part displays a list of currently running processes.

How do you read top command output?

The column headings in the process list are as follows:

1. PID: Process ID.
2. USER: The owner of the process.
3. PR: Process priority.
4. NI: The nice value of the process.
5. VIRT: Amount of virtual memory used by the process.
6. RES: Amount of resident memory used by the process.
7. SHR: Amount of shared memory used by the process.