title: 3 tier architecture on kubernetes
body: <p>I have 1 master kubernetes server and 9 nodes. In that, I want to run backend on 2 nodes and frontend on 2 nodes and DB on 3 nodes.</p>
  
  <p>For all backend, frontend, DB I have ready DockerImage.</p>
  
  <p>How to run an image using kubernetes on only desired(2 or 3).</p>
  
  <p>Please share some ideas to achieve the same. </p>