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Culture & Methods

Q&A on the Practice of System and Network Administration (3rd Edition)

The book The Practice of System and Network Administration takes a holistic view on system administration: it provides a framework and strategies for solving problems regardless of the operating system, brand of computer, or type of environment. The third edition incorporates new developments like DevOps, infrastructure as code, continuous integration, operational excellence and assessments.

Ben Linders
on Nov 28, 2016
.NET

On Abstractions and For-Each Performance in C#

Donald Knuth famously said, “We should forget about small efficiencies, say about 97% of the time”. But when faced with the other 3%, it is good to know what’s going on behind the scenes. So in this article we’ll be taking a dive into the foreach loop.

Jonathan Allen
on Sep 29, 2016
DevOps

Book Review: Site Reliability Engineering - How Google Runs Production Systems

"Site Reliability Engineering - How Google Runs Production Systems" is an open window into Google's experience and expertise on running some of the largest IT systems in the world. The book describes the principles that underpin the Site Reliability Engineering discipline. It also details the key practices that allow Google to grow at breakneck speed without sacrificing performance or reliability.

João Miranda
on Sep 21, 2016
Culture & Methods

Production Like Performance Tests of Web-Services

Tests should always keep the end user view in mind. But how to test web services, which are not directly customer-facing, and in particular, how to performance test them in a meaningful way? This article outlines performance split testing as a performance test approach that is relying on real-time production traffic.

Stefan Friese
on Apr 29, 2016
Development

Top 10 Performance Mistakes

Martin Thompson, co-founder of LMAX, keynoted at QCon São Paulo 2016, outlining the top 10 performance related mistakes that he has encountered in production.

Abel Avram
on Apr 24, 2016
DevOps

Article Series: Containers in the Real World - Stepping Off the Hype Curve

This article series explains how containers are actually being used within the enterprise. It dives into the core technology behind containers and how this is currently being used by developers, examines core challenges with deploying containers in the enterprise and the future of containerisation, and discusses the role unikernels are currently playing within leading-edge organisations.

Daniel Bryant
on Apr 17, 2016
Java

Diagnosing Common Database Performance Hotspots in our Java Code

Java performance issues are often attributable to bad database access patterns. In this article a top performance field engineer demonstrates his patterns for diagnosing database related issues.

Andreas Grabner Harald Zeitlhofer
on Feb 16, 2016
Culture & Methods

Q&A on the book Visualization Examples

The book Toolbox for the Agile Coach - Visualization Examples by Jimmy Janlén can be used by agile software development teams to visualize and improve their collaboration and communication. InfoQ interviewed Janlén about the strengths of visualizations and how teams can use them to track progress, deal with blockers, celebrate successes and improve.

Ben Linders
on Feb 07, 2016
DevOps

“DevOps: A Software Architect's Perspective” Book Review and Interview

Len Bass on the motivation for "DevOps: A Software Architect's Perspective", what does looking at DevOps from an architectural perspective mean, DevOps education, microservices and more.

Manuel Pais
on Dec 18, 2015
Java

The Soul of a New Release: Eating Our Own Dog Food

As any software developer well knows, large releases are often delayed, or released sans some important features, and newly released software is often riddled with bugs. In this article Plumbr's development lead describes techniques they used to successfully release a major upgrade to the Plumbr Java Performance Monitoring solution, without getting burned by the usual fires.

Nikita Salnikov-Tarnovski
on Dec 15, 2015
Culture & Methods

Q&A on Real World Kanban

The book Real World Kanban by Mattias Skarin provides four case studies where kanban is used to visualize, provide insight and improve product development. InfoQ interviewed Skarin about the essence of kanban and lean, why flexibility in organizations is needed, doing continuous improvement, how visualization can help to understand problems, and advice on how to get started with kanban.

Ben Linders
on Nov 06, 2015
DevOps

Article Series: Patterns of DevOps Culture

Healthy organizations exhibit similar patterns of behavior, organization and improvement efforts. In this series we explore some of those patterns through testimonies from their practitioners and through analysis by consultants in the field who have been exposed to multiple DevOps adoption initiatives.

Manuel Pais
on Sep 18, 2015