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InfoQ Homepage Performance & Scalability Content on InfoQ

  • Healthy Architectures - Using CQRS and Event Sourcing for Electronic Medical Records

    The health care industry has been migrating to electronic medical/health records (EMR/EHR) for some time. Hopwever, problems such as performance and scalability, along with maintaining traceability and reconstructing healthcare related business events need to be addressed. The article introduces the use of techniques and patterns for providing these quality attributes.

  • Book on Solving Enterprise Applications Performance Puzzles by Leonid Grinshpan

    Performance is one of the most critical attributes for enterprise applications. Even though not mentioned explicitly, properties such as response time or throughput are key issues that decide about user acceptance.Leonid Grinshpan, PhD and Consulting Director at Oracle Corporation, has dedicated his book "Solving Enterprise Applications Performance Puzzles" to this topic.

  • Book Review and Interview: Java Performance, by Charlie Hunt and Binu John

    Java Performance, by Charlie Hunt and Binu John, provides performance tuning advice for both Java SE and EE applications. Specifically, it provides information on performance monitoring, profiling, tuning HotSpot, and Java EE application performance tuning. InfoQ reviews the book, and talks to the authors about their approach.

  • Effective Java Profiling With Open Source Tools

    In this example-driven article, Joachim Haagen Skeie walks you step by step through using open source tools like JMap, VisualVM, BTrace, and EurekaJ to get under the hood of your running Java apps to effectively diagnose performance and memory problems.

  • Three Tips to Successfully Load Test Microsoft Silverlight Applications

    While Silverlight is an attractive option for developing expanded application, it brings new challenges to organizations. In preparation, companies must adapt their testing approach. Given the way new technologies work when deployed on internet/intranet applications, a careful approach to testing is important.

  • Twitter Shifting More Code to JVM, Citing Performance and Encapsulation As Primary Drivers

    While it almost certainly remains the largest Ruby on Rails based site in the world, Twitter has gradually been moving more and more of its stack to the JVM. Last year the company announced that its back-end message queue had been re-written in Scala, and more recently it moved the search stack to Java, making Twitter search around three times faster.

  • Pieter van Zyl on Benchmarking ORM Tools and Object Databases

    OO7J is a Java version of the original OO7 benchmark (written in C++). This project includes benchmarking Object Relational Mapping (ORM) tools. Currently there are implementations for Hibernate on PostgreSQL, MySQL, db4o and Versant databases. InfoQ and Roberto V. Zicari from ODBMS.ORG recently interviewed Pieter van Zyl, creator of the OO7J benchmark.

  • The Azul Garbage Collector

    Azul's recently announced Zing product brings their Garbage Collector, which achieves both pauseless garbage collection and a high tolerance to the factors which typically impact collection and application responsiveness, to Java programs running on Intel and AMD based servers. This article takes a detailed look at how Azul has been able to achieve these design goals.

  • Using Apache Avro

    Boris Lublinsky presents an introduction to AVRO and evaluate its usage for Schema componentization, inheritance and polymorphism. He also discusses backward compatibility issues and AVRO solutions for this problem.

  • Revving Up Your Hibernate Engine

    This article explores tuning techniques for Hibernate-based applications, focusing on tuning topics that are effective but poorly documented, such as inheritance mapping, second level cache and enhanced sequence identifier generators. It also provides some background database information which is essential for tuning Hibernate.

  • Virtual Panel: The Node.js Ecosystem - Frameworks, Libraries and Best Practices

    Node.js is a server side framework based on top of Google’s V8 JavaScript Engine, that aims to assist developers in building highly scalable network programs, by using evented, non-blocking I/O. InfoQ had a virtual panel with the creators of some of the most popular 3rd party libraries and frameworks that utilize Node.js.

  • Scaling Clojure Web Apps with Google AppEngine

    InfoQ takes a look at how a combo of Clojure and Google AppEngine (GAE) powers a new online project management tool, how Clojure integrates with GAE's key/value store, and the power of LISP.

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