>> >> Okay, well, I'm using JPA to access JTA managed datasource (Apache >> Derby), and I really don't think I have any JDBC resource management >> issues. > > > Have you look into your JPA graph and check if you are not loading > millions of objects in memory? > While JPA is loading data from database, you will experience > "unresponsiveness" as you said. > I do use PostgresSQL (that has superb performance, IMHO), and to discover > the bloated references, I just had to set log to record all queries sent by > the application. >
Well, Zoran reported unresponsiveness in the OP. :) I am quite pleased with the responsiveness of my app... using EclipseLink and Derby. What is the best way to look into the JPA? via JMX? --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
