title: How to find queries not using indexes or slow in mongodb
body: <p>is there a way to find queries in mongodb that are not using Indexes or are SLOW? In MySQL that is possible with the following settings inside configuration file:</p>
  
  <pre><code>log-queries-not-using-indexes = 1
  log_slow_queries = /tmp/slowmysql.log
  </code></pre>