Links for November 22nd through November 30th

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Daily del.icio.us for February 5th through February 7th

WebLogic Console for Tomcat vs. Tomcat Probe

At last year’s BEA World, the conference formally known as eWorld, BEA announced the WebLogic Console for Tomcat. This add-in for the WebLogic console is finally here and I can’t wait to try it out. While I love WebLogic and use it for everything production, I do use Tomcat for some simple development tasks or quick POC applications that don’t require transactions or all of the bells-n-whistles of WebLogic.

The administration tools that ships with Tomcat leave a lot to be desired and so this will be a welcome invitation for anyone using Tomcat. The one sticking point is that it will require WebLogic and so this may only be a value-add for people using WebLogic. Since WebLogic developers licenses are free, anyone can download and use WebLogic but I’m not sure a lot of people will rush and download WebLogic, just to use the Tomcat admin console.

Most people that use Tomcat probably use or should really take a serious look at Tomcat Probe. Tomcat Probe is a web application, which is designed to dig into Tomcat internal objects to display invaluable runtime information about deployed applications and Tomcat instance in general. The list of features include:

  • Display of deployed applications, their status, session count, session object count, context object count, datasource usage etc.
  • Start, stop, restart, deploy and updeploy of applications
  • Ability to view deployed JSP files
  • Ability to compile all or selected JSP files at any time.
  • Ability to pre-compile JSP files on application deployment.
  • Display of list of sessions for a particular application
  • Display of session attributes and their values for a particular application. Ability to remove session attributes.
  • Ability to expire selected sessions
  • Graphical display of datasource details including maximum number of connections, number of busy connections and configuration details
  • Ability to reset data sources in case of applications leaking connection
  • Display of system information including System.properties, memory usage bar and OS details
  • Display of JK connector status including the list of requests pending execution
  • Real-time connector usage charts and statistics.
  • Ability to show information about log files and download selected files
  • New! Ability to interrupt execution of “hang” requests without server restart

I understand (and applaud) BEA’s strategy of adoption of open-source tools, products and their commitment to open source software. In addition to supporting open-source initiatives, BEA has also contributed a lot of source-code and intellectual property to the open-source community as well. I know the strategy behind the WebLogic console for Tomcat is to up-convert people from Tomcat to WebLogic and make the migration process easier but the audience for this tool will be a very small and niche group. I guess I count myself in that small group and will install the Tomcat add-in for the WebLogic console – Can’t wait to see how it stacks up against Tomcat Probe.

BEA, WebLogic, Tomcat, weblogic+console, foss, open-source, tomcat+probe