title: job for openfire . service failed because a configured resource limit was exceeded
body: <p>I have server with Cent OS 7.2 and install open java 1.8.0_65 </p>
  
  <pre><code>I am trying to install openfire XMPP. 
  </code></pre>
  
  <p>i have installed successfully but when i m going to start service. it is throwing an error.</p>
  
  <p>job for <code>openfire.service</code> failed because a configured resource limit was exceeded. see </p>
  
  <pre><code> "systemctl status openfire.service" and "journalctl -xe" for details.
  </code></pre>
  
  <p>how should i overcome? please help me </p>
  
  <p>Thank you in advance.</p>