Book Review: Grails 1.1 Web Application Development
This is a review of the book "Grails 1.1 web application development" written by Jon Dickson published by Packt Publishing.[Read More]
Frerk Meyer's Weblog
This is a review of the book "Grails 1.1 web application development" written by Jon Dickson published by Packt Publishing.[Read More]
How much memory does an upgrade of Apache Tomcat and Sun Java save on a small Linux server? And how do Jetty and Sun Glassfish perform in comparison? Do Grails applications use more memory than Java web applications? Some benchmark results are discussed.
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How to change the JVM memory settings in Grails 1.1 and Groovy 1.6 on Linux and Windows systems.[Read More]
Virtual private servers are offered with 32-bit and 64-bit operation systems since x86-64 server hardware is deployed more frequently at hosting companies. This gives you the choice to select an 64-bit JVM or an 32-.Bit JVM. Which one should you choose?
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What is the most memory saving hosting environment for Grails and Java web applications and which parameters influence the memory consumption? This is the start of a series of benchmark results with different combinations of popular hosting components.[Read More]
Howto get Sun Java / JDK 6 installed, configured and running on a virtual private server (VPS) with Debian 4 (Etch) Linux.
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Clean shutdown of tomcat normally requires a second java process, which fails under low memory constraints. A solution is shown using the netcat (nc) tool under Linux.
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Sun Java 5 automatic heap size dimensioning does not know about the memory management of a Linux virtual server instance and therefore fails to get the size right. Even simple calls like "java -version" or the installation by your Linux distribution package manager does fail.
Solutions for these kind of problems are given.
To host your Grails / Java web application on a dedicated or virtual server (vServer) you'll need to know how much main memory your application needs and how much heap space is available to your application in a known environment. I'll give you formulas I derived from extensive experiments and rule of thumb for calculation with examples.[Read More]
Your Grails web application is ready to be launched onto the Internet. But how does it get there? In this first part of a series the different hosting alternatives are discussed with their pros and cons. At the end a most bang for your buck is choosen. In later parts the tutorial or howto will describe how to conserve server resources to fit your grails web application on small servers and how to secure and monitor them.[Read More]