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By Juergen Haas, About.com

    send. The default signal, as reflected in the prompt, is SIGTERM. However, you can send any signal, via number or name.

    If you wish to abort the kill process, do one of the following depending on your progress:
       1) at the pid prompt, just press <Enter>
       2) at the signal prompt, type 0

  •   'q' :Quit   

  • * 'r' :Renice_a_Task    You will be prompted for a PID and then the value to nice it to. Entering a positive value will cause a process to lose priority. Conversely, a negative value will cause a process to be viewed more favorably by the kernel.

  •   'W' :Write_the_Configuration_File    This will save all of your options and toggles plus the current display mode and delay time. By issuing this command just before quitting top, you will be able restart later in exactly that same state.

  •   'Z' :Change_Color_Mapping    This key will take you to a separate screen where you can change the colors for the 'current' window, or for all windows. For details regarding this interactive command see topic 3d. COLOR Mapping.

  • *    The commands shown with an asterisk ('*') are not available in 'Secure mode', nor will they be shown on the level-1 help screen.

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