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Tutorials ~ Java EE Support Patterns

http://javaeesupportpatterns.blogspot.com/p/tutorials.html

Java EE IT Consulting. Java EE Support Patterns. Java EE, Java and .NET tutorials, JVM, Middleware technologies. This page provides a consolidated and split view of all the tutorials available from this Blog. Tutorials include articles on Java, Java EE, monitoring and more. Simply browse through the different sections and select the topic of your choice. As usual, please feel free to post any question or comment on any topic. Javalang.NullPointerException: How to resolve. JVM and Java Heap. HotSpot 32-bi...

verbosegc output tutorial - Java 7 ~ Java EE Support Patterns

http://javaeesupportpatterns.blogspot.com/2011/10/verbosegc-output-tutorial-java-7.html

Java EE IT Consulting. Java EE Support Patterns. Java EE, Java and .NET tutorials, JVM, Middleware technologies. Verbosegc output tutorial - Java 7. Verbose output for the Java VM and garbage collection process has been around for quite a long time but I often get questions on how to read and interpret the output. This short article will provide with a detailed tutorial on how to enable and read Java 7 HotSpot VM verbose gc output data. Tutorial specifications and tools. OS: Windows 7 - 64-bit. Remove 2 ...

JAXBContext Performance Problem – Case Study ~ Java EE Support Patterns

http://javaeesupportpatterns.blogspot.com/2011/09/jaxbcontext-performance-problem-case.html

Java EE IT Consulting. Java EE Support Patterns. Java EE, Java and .NET tutorials, JVM, Middleware technologies. JAXBContext Performance Problem – Case Study. This case study describes the complete root cause analysis and resolution of a performance problem (major slowdown and contention under heavy load) that we faced following a migration our Web Service integration layer from Oracle Weblogic 8.1 Web Service RPC to Oracle Weblogic 11g and JAXB 2.0. Middleware OS: IBM AIX 5.3 TL12.1. And very high CPU.

Java Monitoring ~ Java EE Support Patterns

http://javaeesupportpatterns.blogspot.com/p/java-monitoring.html

Java EE IT Consulting. Java EE Support Patterns. Java EE, Java and .NET tutorials, JVM, Middleware technologies. Proper performance monitoring is crucial when developing and supporting Java applications. This page provides a consolidated and split view of all monitoring related articles from this Blog. We will cover topics such as:. Java and JVM monitoring tutorials. Java EE and middleware (Oracle Weblogic, IBM WebSphere, RedHat JBoss.) monitoring tutorials. Network monitoring software's and tutorials.

ClassNotFoundException: is it slowing down your JVM? ~ Java EE Support Patterns

http://javaeesupportpatterns.blogspot.com/2014/03/classnotfoundexception-is-it-slowing.html

Java EE IT Consulting. Java EE Support Patterns. Java EE, Java and .NET tutorials, JVM, Middleware technologies. ClassNotFoundException: is it slowing down your JVM? Most Java developers are familiar with the infamous and very common. The following article and sample programs will demonstrate that any occurrence of ClassNotFoundException found from your client production systems should be taken very seriously and addressed promptly. Java class loading: the missing link for optimal performance. Proper und...