title: What does the cryptic GC cache entry mean
body: <p>Time to time, I receive this strange warning message. It is usually gone on page reload. What does that mean. I googled but to no avail.</p>
  
  <pre><code>Warning: include(): GC cache entry '/.../...class.php' (dev=2049 ino=37120489) was on gc-list for 3840 seconds in /.../...class.php on line 111
  </code></pre>