Understanding WebLogic (JMX) monitoring

What’s WebLogic (JMX) all about in LoadRunner? If you are not J2EE background professional and caught up in a load test for WebLogic servers, this article will be useful to you as we’ve put together information to help you get a better understanding of JMX (Java Management Extensions). We will be going through the fundamentals of JMX and how it works in together with LoadRunner. We will also be touching on the reference list of available counters provided by WebLogic. If you like to know the configuration details, look out the Monitor Reference that comes together with the installer (which is pretty easy to configure). Read the rest of this entry »

Parsing error. Details: host localhost,port 1112, line: 1. Reason: Invalid at the top level of the document.

Parsing error.
Details: host localhost,port 1112, line: 1.
Reason: Invalid at the top level of the document.
.
Contents: java.lang.Exception:java.lang.SecurityException: [Security:090398]Invalid Subject: principals=[weblogoc.admin.mbean, Administrators] [MsgId:MMSG-47587]

Background information: I’m monitoring 4 WebLogic servers using WebLogic (JMX) Monitor in LoadRunner and adding their JMX stats into Controller. Upon adding the subsequent server, the error appeared after entering the username and password to the Controller. I’m using LoadRunner 9.0 and Weblogic 8.1 in this context. Read the rest of this entry »