Scalability Archive

PHP Performance Crash Course, Part 2: The Deep Dive

In my first post on this series I covered some basic tips for optimizing performance in php applications. In this post we are going to dive a bit deeper into the principles and practical tips in scaling PHP. Top engineering organizations think of performance not as a nice-to-have, but as a crucial ...Read More

Technical deep dive on what’s impacting Healthcare.gov

There has been a wealth of speculation about what might be wrong with the healthcare.gov website from some of the best and brightest technology has to offer. It seems like everyone has an opinion about what is wrong yet there are still very few facts available to the public. One of our ...Read More

Performance testing tools explained: The client side

In my last post I showed different approaches for load testing the server side. In this post I will highlight some tools I use to monitor the performance of the client side. In modern Javascript-intensive web applications, users spend more time waiting on client-side rendering than the server-side processing. The reality is ...Read More

Performance testing tools explained: the server side

The performance of your application affects your business more than you might think. Top engineering organizations think of performance not as a nice-to-have, but as a crucial feature of their product. Those organizations understand that performance has a direct impact on user experience and, ultimately, their bottom line. Unfortunately, most engineering teams ...Read More

What is Node.js and why should I care? An operations guy searches for answers.

As an operations guy I really don’t keep up with the latest and greatest when it comes to software development. I often hear developers discussing new languages or libraries but rarely care enough to jump in and figure out why it’s important to me. I’ve heard a lot of discussion about Node.js ...Read More

Tools of the trade for performance and load testing

Your application is fast and scalable, right? How do you know? How often do you run performance or load tests? In this post I will give an overview of the tools of the trade for performance and load testing web applications. Open-Source performance testing tools These tools allow you to load test ...Read More

PHP Performance Crash Course, Part 1: The Basics

We all know performance is important, but performance tuning is too often an afterthought. As a result, taking on a performance tuning project for a slow application can be pretty intimidating – where do you even begin? In this series I’ll tell you about the strategies and technologies that (in my experience) ...Read More
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