Developer Partner Community

  • April 1, 2013

Troubleshooting Tools Part 1 – VisualVM by Laurent Goldsztejn

Juergen Kress
PaaS Partner Adoption

A variety of free troubleshooting and debugging tools exist but which ones are really useful when analyzing issues with WebLogic Server? In this new blog post series, I will talk about some of the best tools that are available, easy to use, free, and very effective in identifying a bunch of issues. In this first post I will cover VisualVM.

VisualVM most recent version, or 1.3.5, was released on 11/13/2012. This tool consists of an user-friendly visual interface for monitoring running JVMs. Multiple instances of WLS or Java can be monitored at the same time by just connecting to running local or remote JVMs. VisualVM needs to run on Oracle Sun JDK 6+, the JDK, not the JRE. VisualVM can be started as follow to specify the JDK to run it it on.

visualvm --jdkhome "JDK_location", or visualvm --jdkhome "d:\jdk160_24"
Alternatively, /etc/visualvm.conf can be modified to specify a desired JDK. After launch, the list of local running Java instances will be displayed on the left panel under applications. In Remote, you can define the host of other running Java instances. By selecting a running server and clicking on open, you should get a screen similar to the following: Read the full article here

WebLogic Partner Community

For regular information become a member in the WebLogic Partner Community please visit: http://www.oracle.com/partners/goto/wls-emea ( OPN account required). If you need support with your account please contact the Oracle Partner Business Center.

Blog Twitter LinkedIn Mix Forum Wiki

Be the first to comment

Comments ( 0 )
Please enter your name.Please provide a valid email address.Please enter a comment.CAPTCHA challenge response provided was incorrect. Please try again.