title: How to disable server in runtime in haproxy when nbproc >1
body: <p>We are using <em>haproxy</em> in <em>Multiprocess</em> environment (<em>nbproc 20</em>). We want to disable some server on fly from <em>haproxy</em> without restarting. We can easily do this with below command when <code>nbproc = 1</code></p>
  
  <pre><code>echo "disable server Backend/ServerName" | socat stdio /var/run/haproxy/haproxy.sock 
  </code></pre>
  
  <p>How we can do same when <code>nbproc &gt; 1</code>.</p>