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Tuning Java Servers

With tens of thousands of Java servers running in production in the enterprise, many engineers still lack the skills to keep their Java servers greased. In this article InfoQ takes a look at basic techniques for tuning Java servers.

Srinath Perera
on Nov 24, 2014
Cloud

Sam Newman: Practical Implications of Microservices in 14 Tips

What are the practical concerns associated with running microservice systems? And what you need to know to embrace the power of smaller services without making things too hard? At last GeeCon 2014 in Krakow, Sam Newman tried to answer those questions by giving 14 tips about how microservices can interface, how the can be monitored, deployed, and made safer.

Sergio De Simone
on Oct 28, 2014
Practical Cassandra: A Developer's Approach - Book Review and Interview

Practical Cassandra: A Developer's Approach book by Russell Bradberry and Eric Lubow, is a developer's guide to build applications using Cassandra NoSQL database. InfoQ spoke with the authors about the book, Cassandra data model, design considerations and how Cassandra performs concurrency and versioning of the data sets.

Srini Penchikala
on Aug 21, 2014
Shift Left Performance Testing - a Different Approach

This article will explain a different approach to traditional Multi User Performance testing; using the same tools but combine them with modern data visualisation techniques to gain early insight into location specific performance and application areas that may have "sleeping" performance issues.

Bernhard Klemm
on Jul 10, 2014
Visualizing Java Garbage Collection

Garbage Collection, like Backgammon takes minutes to learn and a lifetime to master. In this article Master trainer/consultant Ben Evans summarizes his recent InfoQ presentation "Visualizing Garbage Collection" where he discusses Garbage Collection from the ground up.

Ben Evans
on Dec 25, 2013
Cassandra CLI Internals Using JArchitect

Cassandra CLI is a useful tool for Cassandra administrators. It's a good example of how to implement a Cassandra client and CLI internals help us to develop custom Cassandra clients or even extend the CLI tool. In this article, author explores Cassandra CLI architecture model using JArchitect tool and CQLinq language to analyze its code base.

Dane Dennis
on Dec 19, 2013
To Execution profile or to Memory Profile? That is the question.

There are times when memory profiling will provide a clearer picture than execution profiling to find execution hot spots. In this article Kirk Pepperdine talks through some indicators for determining when to use which kind of profiler.

Kirk Pepperdine
on Dec 04, 2013
Is Your Application Ready?

We mostly ship software by date, squeezing all development and testing efforts toward that deadline. We prioritize what we think is important, and once our application passes a certain quality level, we’re ready to go live. But even when we do ship, can we tell the readiness status of our application?

Gil Zilberfeld
on Nov 22, 2013
Java

Tips for Tuning the Garbage First Garbage Collector

In July Monica Beckwith explored the theory of the new G1 GC Garbage First Garbage Collector. In this second installment, Monica delves into more practical aspects and provides guidance for tuning.

Monica Beckwith
on Sep 17, 2013
Experiments in Performance Management to foster High Performing Agile Teams

Experiments in Performance Management to foster High Performing Agile Teams: A question that often comes up – Agile talks about team performance so why am I measured on individual goals which have little to do with team performance? The author discusses some approaches which can bridge the gaps between performance management and team productivity.

Kamal Manglani
on Sep 13, 2013
Java

G1: One Garbage Collector To Rule Them All

Many articles describe how a poorly tuned garbage collector can bring an application's SLA commitments to its knees. Oracle's new G1 Collector in HotSpot moves away from the conventional GC model, where a Java heap splits into (contiguous) young and old generations, and instead introduces the concept of “regions”, for a generally more performant and manageable GC.

Monica Beckwith
on Jul 15, 2013
Virtual Panel: Performance Tuning Face-Off

In the world of application delivery, performance tuning still seems to elude the mainstream. InfoQ spoke to five luminaries of the performance monitoring space about why and what can be done. The result was quite an active debate. Members of the virtual panel: • Ben Evans • Charlie Hunt • Kirk Pepperdine • Martin Thompson • Monica Beckwith

Victor Grazi
on Jun 25, 2013

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