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List process with specific PID

Each process is assigned with a specific process ID number.

A process may have many sub process listed under it. Each of these sub process will also have its own PID number. So, a process will have its own PID number and may have a parent PID number.

Option p display list of the processes having the mentioned PID number.

Syntax:

Syntax:

Look at the above snapshot, it displays the processes with the mentioned PID numbers.