These performance documents have not been updated

http://www.oracle.com/technetwork/java/performance-138178.html
http://www.oracle.com/technetwork/java/javase/tech/performance-jsp-141338.html
http://www.oracle.com/technetwork/java/javase/documentation/whitepapers-jsp-139357.html

These were last updated around 2007 and reference docs about 1.3.1, 1.4.2 and 1.5.