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Performance Testing - Tools, Steps, and Best Practices

KeyCDN

Before you begin tuning your website or application, you must first figure out which metrics matter most to your users and establish some achievable benchmarks. What is Performance Testing? What Are the Benefits of Performance Testing? There are many common issues that performance testing can uncover, such as bottlenecks.

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Seamlessly Swapping the API backend of the Netflix Android app

The Netflix TechBlog

To prepare ourselves for a big change in the tech stack of our endpoint, we decided to track metrics around the time taken to respond to queries. After some consultation with our backend teams, we determined the most effective way to group these metrics were by UI screen. Replay Testing Enter replay testing.

Latency 233
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Understanding the True Cost of Client-Side A/B Testing

Tim Kadlec

From a convenience perspective, running client-side tests is significantly easier to do than server-side testing. With server-side testing, you need developer resources to create different experiments. Edge computing introduces a programmable layer between your server or CDN and the folks using your site.

Testing 137
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Migrating Netflix to GraphQL Safely

The Netflix TechBlog

Before GraphQL: Monolithic Falcor API implemented and maintained by the API Team Before moving to GraphQL, our API layer consisted of a monolithic server built with Falcor. A single API team maintained both the Java implementation of the Falcor framework and the API Server. To launch Phase 1 safely, we used AB Testing.

Traffic 353
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Why Companies Need Web Performance Monitoring

Dotcom-Montior

If you don’t keep many eyes on different metrics 24 / 7, odds are high that a disaster is imminent. #1 If your site is not ranked high on search engines, it will not appear on top, and you lose out on free traffic. We provide powerful website monitoring and performance testing tools.

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Tutorial: Guide to automated SRE-driven performance engineering

Dynatrace

Let me walk you through how I have built my Dynatrace Performance Insights Dashboard showing SLIs split by Test Name as well as SLIs for the specific technology and infrastructure: Enriching your load testing scripts with meta data allows building test context specific SLI-dashboards in Dynatrace. SimpleNodeJsService.

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The State Of Mobile And Why Mobile Web Testing Matters

Smashing Magazine

These days, with mobile traffic accounting for over 50% of web traffic , it’s fair to assume that the very first encounter of your prospect customers with your brand will happen on a mobile device. This goes way beyond basic optimizations such as color contrast and server response times. Driving Business Metrics.

Mobile 133