InfoQ Homepage Performance Content on InfoQ
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Bug Fixing Vs. Problem Solving - From Agile to Lean
Lean has proved to be instrumental in moving beyond Agile to set up a practice of continuous improvement with direct effects on team performance and engagement. Making a clear distinction between bugs and problems has proved to be instrumental in this improvement.
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Reliable Auto-Scaling using Feedback Control
Philipp K. Janert explains how to reliably auto-scale systems using a reactive approach based on feedback control which provides a more accurate solution than deterministic or rule-based ones.
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Modern Enterprise Performance Analysis Antipatterns
In this article we present some of the most common performance analysis antipatterns in the enterprise platform, expressed in terms of their basic causes along with remediation strategies.
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Interview with Raffi Krikorian on Twitter's Infrastructure
Raffi Krikorian, Vice President of Platform Engineering at Twitter, gives an insight on how Twitter prepares for unexpected traffic peaks and how system architecture is designed to support failure.
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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.
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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.
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Inter-thread communications in Java at the speed of light
Developing a light-weight, lockless, inter-thread communication framework in Java without using any locks, synchronizers, semaphores, waits, notifies; and no queues, messages, events or any other concurrency specific words or tools. Just get POJOs communicating behind plain old Java interfaces.
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Implementing High Performance Parsers in Java
On certain occasions you will need to build your own parser, eg if there is nothing standard that fits the bill. This article walks through the steps of building a high performance parser
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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.
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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?
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Interview: Adrian Cockcroft on High Availability, Best Practices, and Lessons Learned in the Cloud
Netflix is a widely referenced case study for how to effectively operate a cloud application at scale. While their hyper-resilient approach may not be necessary at most organizations, Netflix has advanced the conversation about what it means to build modern systems. In this interview, InfoQ spoke with Adrian Cockcroft who is the Cloud Architect for the Netflix platform.
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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.