PS Command In Linux

ps stands for process status. This command is used to display all the running processes in the linux system.

• To display all the running processes in the current shell

  Syntax: ps [OPTIONS] Information about the information that is displayed upon using ps.

  • PID: Unique Proces ID
  • TTY: Terminal Type of user logged in to
  • TIME: amount of CPU in min and sec that process has been running
  • CMD: name of the command that launched the process
• To see all the running processes

    Syntax: ps -e
        OR
    Syntax: ps -A
  

• To see all the runnnig processes in full format

        Syntax: ps -ef
  

• To see the process by a user

        Syntax: ps -u <username>
  

• To see the process by a group

        Syntax: ps -G <groupname>
  

• To see the process tree

        Syntax: ps -ejH