title: How to analyze the heap dump using jhat
body: <p>I ran the jhat on the heap dump, it has generated the reports. How do i use the report to analyze the heap.I couldn't understand completely other than the instance count. Is there any references or case studies on that.
  In short, i need to proceed furthur, How can i?</p>
  
  <p>Also what is object query language.</p>