6-Introducing Processes
- everything is broken down into processes
    - heirarchical
    - PID=Process ID
    - PPID=Parent Process ID
- kernel_task is the top process
- ps
    - lists all processes launched by you, in this Terminal Session
    - ps -u username
        - all processes started by you
    - ps -e
        - all processes
    - -f
        - more information
    - Important Columns
        - first column, PID
        - last column, Command Issued to Start the Process
- top
    - active (important) processes
    - CPU % broken into: User, Sys, Idle
    - sorted by Reverse PID
        - newest processes first
    - to change the sort order:
        - o
        - type the header name of the column you want to sort by
        - hit Return
    - Bart Busschots
        - bartb.ie <http://bartb.ie/>
        - impodcast.tv <http://impodcast.tv/>
        - podfeet.com <http://podfeet.com/>