title: Quartz Scheduler throws java.lang.OutOfMemoryError: GC overhead limit exceeded
body: <p>Quartz Scheduler throws <code>java.lang.OutOfMemoryError: GC overhead limit exceeded</code></p>
  
  <pre><code>Caused by: java.lang.OutOfMemoryError: GC overhead limit exceeded
      at com.mysql.jdbc.SingleByteCharsetConverter.toString(SingleByteCharsetConverter.java:327)
      at com.mysql.jdbc.ResultSetRow.getString(ResultSetRow.java:819)
      at com.mysql.jdbc.ByteArrayRow.getString(ByteArrayRow.java:70)
      at com.mysql.jdbc.ResultSetImpl.getStringInternal(ResultSetImpl.java:5816)
      at com.mysql.jdbc.ResultSetImpl.getString(ResultSetImpl.java:5693)
      at com.mysql.jdbc.ResultSetImpl.getString(ResultSetImpl.java:5733)
  </code></pre>
  
  <p>Our application has 1.5GB of heap space, But it still throws it. I did profiling and couldn't find any leak in our code. Please help me to resolve this</p>