title: Understanding sincedb files from Logstash file input
body: <p>When using the <a href="http://logstash.net/docs/1.4.2/inputs/file">file input</a> with Logstash, a sincedb file is written in order to keep track of the current position of monitored log files. How to understand its contents?</p>
  
  <p>Example of a sincedb file:</p>
  
  <pre><code> 286105 0 19 20678374
  </code></pre>