title: Installation of npm module artillery
body: <p>When I run <code>sudo npm install -g artillery</code> it gives the following error: </p>
  
  <pre><code>npm WARN deprecated minimatch@0.3.0: Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue
  /home/newgen/.npm-global/bin/artillery -&gt; /home/newgen/.npm-global/lib/node_modules/artillery/bin/artillery
  /home/newgen/.npm-global/lib
  `-- artillery@1.6.0-2
  </code></pre>
  
  <p>Then if I run <code>artillery</code> it shows:</p>
  
  <pre><code>artillery: command not found
  </code></pre>
  
  <p>How do I solve this problem.</p>