Use the top command to display Linux tasks. It provides a dynamic real-time view of the running system. This command shows the summary information of the system and the list of processes or threads which are currently managed by the Linux Kernel.

Syntax

The following is the command syntax:

top -hv|-bcHisS -d delay -n iterations -p pid [, pid ...]

The traditional switches '-' and whitespace are optional.

The top command is a basic Linux command. Depending on the system you are working in, the available options for this command may vary.