title: Read error looking for ack: read tcp 10.11.12.13:1223 i/o timeout in logstash-forwarder
body: <p>I've setup the logstash. All of sudden the logstash-forwarder stops to send the logs to Logstash. While checking the logs, its show the below error, can anyone help me to fix this ? </p>
  
  <pre><code>Read error looking for ack: read tcp 10.11.12.13:1223 i/o timeout
  </code></pre>
  
  <p>Thanks.</p>