Monthly Archives: December 2011

Hosting multiple Java applications and multiple domains on your dedicated JVM/Tomcat

Posted on December 17, 2011 by admin

Many clients need to use the dedicated JVM/Tomcat for running multiple applications and also have the applications accessible at root URLs of multiple domains. This is quite easy with our setup. For our example setup let’s assume a client has … Continue reading →

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What java.lang.UnsupportedClassVersionError: Bad version number in .class file error means?

Posted on December 15, 2011 by admin

Make sure that your application/classes are compiled with a JDK version lower or equal to the JDK your application server is running with or upgrade JDK for your application server. The upgrade can easily be done with our JVM control … Continue reading →

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What is ‘java.lang.OutOfMemoryError: GC overhead limit exceeded’?

Posted on December 2, 2011 by admin

‘GC overhead limit exceeded’ is another kind of error that can occur when hosting your Java application on external Java host running JVM with different heap settings than your development environment. What documentation says: Excessive GC Time and OutOfMemoryError The … Continue reading →

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Grails – development and hosting of simple database application demistified with JVM Host

Posted on December 1, 2011 by admin

Grails – what it is and features Preparing developer environment Building simple database application Creating a model Time for controller Persistent data source Where is the view? Preparing WAR archive file Grails Hosting environment Grails is a very popular Groovy/Java … Continue reading →

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