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All you need to know to really understand the Node.js Event Loop and its Metrics

Node.js is an event-based platform. This means that everything that happens in Node is the reaction to an event. A transaction passing through Node traverses a cascade of callbacks. Abstracted away from the developer, this is all handled by…
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Don’t just let Node.js take the blame

No matter how well-built your applications are, countless issues can cause performance problems, putting the platforms they are running on under scrutiny. If you’ve moved to Node.js to power your applications, you may be at risk of these…
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How to track down CPU issues in Node.js

A running application is represented through some state stored in memory and calculations carried out by the CPU. Typically performance problems materialize in these two areas. In my last post I’ve explained garbage collection and how…