Understanding how PS command works in Linux

Multi tool use
Multi tool use

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I want to understand how PS command works internally in Linux .



ps-command



where does it gets the value of PID and TTY and CMD ?



how does it computes the time ?









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    up vote
    0
    down vote

    favorite












    I want to understand how PS command works internally in Linux .



    ps-command



    where does it gets the value of PID and TTY and CMD ?



    how does it computes the time ?









    share







    New contributor




    Elsayed is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.





















      up vote
      0
      down vote

      favorite









      up vote
      0
      down vote

      favorite











      I want to understand how PS command works internally in Linux .



      ps-command



      where does it gets the value of PID and TTY and CMD ?



      how does it computes the time ?









      share







      New contributor




      Elsayed is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      I want to understand how PS command works internally in Linux .



      ps-command



      where does it gets the value of PID and TTY and CMD ?



      how does it computes the time ?







      linux ps





      share







      New contributor




      Elsayed is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.










      share







      New contributor




      Elsayed is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.








      share



      share






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