Yearly Archives: 2013

Benchmarking G1 and other Java 7 Garbage Collectors

As mentioned in a first post of this series, Oracle's GarbageFirst (G1) collector has been a supported option in Java 7 for some time....

Benchmarking G1 and other Java 7 Garbage Collectors – Tuning Guidelines for Java Garbage...

As mentioned in a first post of this series, Oracle’s GarbageFirst (G1) collector has been a supported option in Java 7 for some time. This post examines in more detail the performance of the G1 garbage collector compared to the other collectors available in the Hotspot JVM. I used benchmark tests for this purpose instead [...]

Searching OpenStreetMap Geospatial Data with Solr

We are currently experiencing a Geospatial Revolution that changes in how we navigate from A to B and how we search for locations like...

Searching OpenStreetMap Geospatial Data with Solr

We are currently experiencing a Geospatial Revolution that changes in how we navigate from A to B and how we search for locations like a specific sight or restaurants nearby. Geospatial search technology provides such information. This article shows how commercial applications can utilize geospatial search, e.g. for real estate search (qualifing real estates by [...]

Daemonize your Java application with the “Fat Controller”

The Fat Controller is a parallel execution handler that repeatedly runs other programs, a bit like cron and Apache Daemon. It is simple to...

Why Software Developers Use Adblockers

In May 2013, six publishers of big German online quality news sites started a campaign asking their visitors to turn off their adblockers to “ensure the continuance of a multifaceted journalistic reporting in high quality”. The results? Huge discussions, an increase of adblocker downloads and a reactivation of the paid content debate. mgm technology partners [...]

Designing and Implementing our Camel-based mgm Cosmo Router – Robust and Fail-Safe Message Routing...

We recently finished a subproject to integrate our mgm Cosmo insurance software with an external CRM system. Both systems had to exchange XML documents in a reliable and robust manner in order to keep their data in sync. We used Apache Camel as the middleware to handle all the transfers between the Java and .NET [...]

Designing and Implementing our Camel-based mgm Cosmo Router

We recently finished a subproject to integrate our mgm Cosmo insurance software with an external CRM system. Both systems had to exchange XML documents...

G1 Garbage Collector is mature in Java 9, finally

The G1 garbage collector is the default collector in Java 9. So it is time to reevaluate its performance which in 2013 I had...

Tuning Garbage Collection for Mission-Critical Java Applications – Tuning Guidelines for Java Garbage Collection,...

I recently had the opportunity to test and tune the performance of several shop and portal applications built with Java and running on the Sun/Oracle JVM, among them some of the most visited in Germany. In many cases garbage collection is a key aspect of Java server performance. In the following article we take a [...]

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