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10 Application Performance Tuning Tips

As a consultant I have been doing performance analysis and optimization of enterprise applications (mainly Java) for more than a decade. In this time I have learned that there are some common “best practices” that everybody should follow, so that most...

• Big Data
• Software development
• DevOps
• NoSQL
• APM
• Software architecture

24.7.2012 | 6 minutes reading time

Best development tools in the cloud

Two years ago we decided at codecentric to move as many applications as possible to the cloud. We wanted to focus on consulting and not on server administration. Google Apps was the first step which replaced our own Exchange Server. As we are doing software...

16.1.2012 | 10 minutes reading time

Java EE vs Spring. Or: What is a standard?

It is always entertaining to read articles with a “Java EE vs Spring” topic, as the discussions are normally very emotional and quite funny. So I always told my self: “Don’t write another Java EE vs Spring article” – BUT: Here it is. The reason is that...

11.3.2011 | 6 minutes reading time

Java Memory Leaks et al. (2. Act)

The first act of this blog-series Java OutOfMemoryError – A tragedy in seven acts described the architecture of JVM memory and discussed where a java.lang.OutOfMemoryError could occur. So let’s have a detailed look on how this error can actually happen...

• Java
• IT-Security

2.3.2011 | 6 minutes reading time

Application Performance Management at Swisscom

This blog entry is something new for our blog, as it is the first time that the entry is not written by a codecentric employee. The author is Stefan Zoltai from SysPerform our Swiss partner for performance solutions. So enjoy the report of Stefan about...

21.10.2010 | 2 minutes reading time

Troubleshoot Java in production – introducing AppDynamics Lite

The performance and stability of Java applications in production is getting more and more critical. Most (if not all) of todays businesses rely on software. More and more of these applications use web or mobile technologies to directly offer service ...

28.8.2010 | 4 minutes reading time

Agile Enterprise – consequences for IT

Recently I’ve read an article in German Computer Woche which was titled ‘Are ERP systems too slow for business?’. It is about complex ERP systems that are not able to adopt to the fast changing business needs. There was one interesting word by an Ernst...

• Agile
• Agile methods

6.8.2010 | 5 minutes reading time

Happy Birthday – codecentric Blog

Two years ago we started the codecentric Blog. Every codecentric employee can share his or her ideas on this blog. 150 articles by over 20 authors have been published since then. Over 8000 unique readers especially of the German speaking countries read...

• Collaboration

27.6.2010 | 1 minutes reading time

The Agile Developer

Software projects that are developed based on agile processes like Scrum or eXtreme Programming are very demanding concerning the skills of the developers in an agile team. In 2001 Andrew Hunt and David Thomas introduced a benchmark for modern developers...

• Agile
• Agile methods

8.3.2010 | 8 minutes reading time

The Java Memory Architecture (1. Act)

One of the biggest strength of the Java Platform is the implementation of an automatic memory management in the Java Virtual Maschine. Everybody who has programmed with languages like C/C++ knows about the problems of managing memory allocation and deallocation...

• Programming language
• IT-Security
• Java

6.1.2010 | 7 minutes reading time

Java OutOfMemoryError – A tragedy in seven acts

One day every professional Java programmer will suffer from this exception thrown by his Java application: java.lang.OutOfMemoryError . With a little luck this error will occur during development of the application – if not and it happens in a production...

• Programming language
• IT-Security
• Java

5.1.2010 | 4 minutes reading time

Scrum for Software Consultants

Jeff Sutherland himself infected me with Scrum a year ago. We were using eXtreme Programming practices since years, and in my opinion Scrum was the ideal supplement to form an agile project management framework. Since then we use Scrum in most of our...

• Agile transformation
• Networking
• Agile
• Framework
• Community
• Training
• Agile methods

5.9.2009 | 4 minutes reading time

meet the experts

Knowledge Leadership is one of the core values of codecentric and a high standard for each of our team members. By introducing the 4+1 week, with one day for training and innovation each week, we have established a competitive advantage and with over...

• Software architecture
• Java
• Open Source
• Community
• Search
• APM
• Frontend
• Training

26.3.2009 | 3 minutes reading time

Memory Analysis Part 1 – Obtaining a Java Heapdump

For troubleshooting Java memory leaks and high memory usage problems, the heapdump is one of the most important analysis features. The advantage of heapdumps is that they can be produced in productive environments – the place where the problems most ...

• Open Source
• IT-Security
• Java
• Search
• APM

24.7.2008 | 3 minutes reading time

Java Forum: Eclipse Memory Analyzer Toolkit

I just attended the excellent presentation “Memory Analysis in a Nutshell” by Elena Nayashkova. Elena is comitter of the Eclipse Memory Analyzer project, which is developed by SAP. (SAP MAT Wiki ) The tool offers excellent analysis functions for HPROF...

• Programming language
• Open Source
• IT-Security
• Java
• Frontend
• Search

2.7.2008 | 2 minutes reading time