Finding Memory Leak in Java

Here is a blog with an example how to find a memory leak in java application with analysing tools: http://www.captaindebug.com/2013/12/investigating-memory-leaks-part-2.html

StampedLock

Java 8 includes a new synchronization mechanism called StampedLock
Great article about it is here: http://www.javaspecialists.eu/archive/Issue215.html