ordered-system-fig.tex

\begin{tikzpicture}[->,>=stealth']

    %\node (req) at (-6,0) {Request, *P0};

    \node[rectangle,
          draw,
          fill = yellow!30,
          minimum width = 6cm, 
          minimum height = 5cm] (r) at (0,-.4) {};
    \node[anchor=north] at (r.south) {Target};
    
    \node[rectangle,
          draw,
          fill = orange!30,
          minimum width = 2cm, 
          minimum height = 2cm] (AM) at (-1.5,0) {};
    \node[anchor=south] at (AM.south) {P3}; 

    \node[rectangle,
          draw,
          fill = white,
          minimum width = 1.5cm, 
          minimum height = 0.5cm] (ASP) at (-1.5,0.25) {};
    \node at (ASP.center) {a1};

    \node[rectangle,
          draw,
          fill = orange!30,
          minimum width = 2cm, 
          minimum height = 3.5cm] (Host2) at (1.5,0) {};
    \node[anchor=south] at (Host2.south) {P4}; 

    \node[rectangle,
          draw,
          fill = white,
          minimum width = 1.5cm, 
          minimum height = 0.5cm] (sys) at (1.5,1.25) {};
    \node at (sys.center) {sys};
    

    \node[rectangle,
    draw,
    fill = white,
    minimum width = 1.5cm, 
    minimum height = .5cm] (vc) at (1.5,0.25) {};
    \node at (vc.center) {vc};

    \node[rectangle,
    draw,
    fill = white,
    minimum width = 1.5cm, 
    minimum height = .5cm] (ker) at (1.5,-0.75) {};
    \node at (ker.center) {ker};

    \node[rectangle,
    draw,
    fill = green!30,
    minimum width = 3cm, 
    minimum height = 0.5cm] (RoTM) at (0,-2.3) {};
    \node at (RoTM.center) {rtm};



    \path[every node/.style={font=\sffamily\small}]
    %host1 path
%    (req) edge node [right] {} (r.west)
%     (ASP.east) edge[draw=red,dotted] node [left] {} (sys.west)
%     % host2 path
     (vc.north) edge [dotted] node [left] {} (sys.south)
     (ker.north) edge [dotted] node {} (vc.south);
%     (RoTM.north) edge [dotted] node {} (ker.south) ;

\end{tikzpicture}