Home » Tag Archives: Oracle WebLogic

Tag Archives: Oracle WebLogic

How to use NodeManager to control WebLogic Servers

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In my previous post, you have seen how we can start a WebLogic admin and multiple managed servers. One downside with that instruction is that those processes will start in foreground and the STDOUT are printed on terminal. If you intended to run these severs as background services, you might want to try the WebLogic node manager wlscontrol.sh tool. I ...

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How to start multiple WebLogic managed servers

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The WebLogic Server docs recommand you to create a dedicated admin server and then sepearate managed servers for application deployment. Here I will show you how to create one or more managed server in the same host as the admin server. I assume you already have WLS installed with your own domain created and running. If you haven’t done this ...

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How to create MySQL DataSource in WebLogic Server

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One cool thing about using an application server is that it allows you to create DataSource outside of your application and it can manage it along with thread pool and transaction manager etc. With WebLogic Server, it comes with quite a few built in JDBC drivers such as Oracle Database and MySQL etc ready for your use. Here I will ...

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WebLogic Classloader Analysis Tool

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The WebLogic Server has a built-in webapp called Classloader Analysis Tool, and you may access it through http://localhost:7001/wls-cat You need to login with same user as you configured for the /console webapp. With the CAT, you may check what classes are loaded by your application in the server. This is extremely handy if your app is loading jar that’s already ...

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Developing Java EE applications with Maven and WebLogic 12c

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The WebLogic Server 12c has very nice support for Maven now. The doc for this is kinda hidden though, so here is a direct link http://docs.oracle.com/middleware/1212/core/MAVEN To summarize the doc, Oracle did not provide a public Maven repository manager hosting for their server artifacts. However they do now provide a tool for you to create and populate your own. You ...

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Creating deployment plans with Oracle WebLogic

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Creating deployment plans Deployment plans are part of the JSR-88 deployment standard, although not explicitly stated in this standard. A deployment plan is an XML document that defines a custom WebLogic Server deployment environment. This configuration can be used to override the specific settings defined into the application archive. There are many reasons why you may not want to modify ...

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Taming the JMX on WebLogic Server

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Let assume couple things first: I assume you have heard of Java’s JMX features and familiar what it does (expose and manage your service remotely). You ought to know that default JVM will have a Platform MBeanServer instance that you can register MBean. And you may view them using the jconsole command from the JDK. As of today, I think ...

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Running RichFaces on WebLogic 12c

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I initially thought I could write this post months back already. But I ended up being overwhelmed by different things. One among them was, that it wasn’t able to simply fire up the RichFaces showcase like I did it for the 4.0 release. With all the JMS magic and the different provider checks in the showcase this has become some ...

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Dealing with Weblogic Stuck Threads

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Definition or What is a Stuck Thread?   WebLogic Server diagnoses a thread as stuck if it is continually working (not idle) for a set period of time.  You can tune a server’s thread detection behavior by changing the length of time before a thread is diagnosed as stuck ( Stuck Thread Max Time), and by changing the frequency with ...

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Cost of Ownership Analysis: Oracle WebLogic Server vs. JBoss

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A very interesting whitepaper by Crimson Consulting Group comparing the cost of ownership between Weblogic and JBoss. Although JBoss is free, the whitepaper has serious claims that on the long run Weblogic is cheaper. Although, this study was sponsored by Oracle, it seems to be very serious and definitely is worthy of a look. Below some interesting parts from the whitepaper: JBoss costs ...

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