middleware infrastructure blog

This blog is to just showcase difference between generational GC Vs G1GC on JDK1.7.0_45. For comparison, I took JMC JFR (flight recordi...

To get fusion middleware MBeans (eg: BPEL properties, Mediator properties), the WLST shell that needs to be invoked is different from the re...

Ever seen this error when a plan file is applied to an application on weblogic10.3? weblogic.descriptor.DescriptorValidateException: Th...

We needed to enable metric "Log File Pattern Matched Line Count" from OEM. We were looking for java.lang.OutOfMemory string withi...

If you are one of those shops where remote access from JRMC (Jrockit Management Console) is not possible, jrcmd comes to rescue. All we ne...

It's a common scenario to have weblogic hosted apps connect to Oracle RAC in the backend. From weblogic perspective, there are two ways ...

The newer versions of Sun JDK (1.5, 1.6) has better memory profiling tools available. One such combination is jmap and jhat. Both of the...