Performance Monitoring

How Profiling helped fix slowness in Sentry's AI Autofix

Performance Monitoring
There’s a common misunderstanding that profiling is only useful for tiny savings that impact infra costs at scale - the so-called “milliseconds matter” approach...
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Using server-side caching to speed up your applications, save on infra costs, and deliver better UX

Performance Monitoring
If you’ve ever been floored by a sub-100ms response time, you’ve likely got caching to thank. Caching is the unsung hero of performance, shaving precious millis...
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Debugging Python with VS Code and Sentry

Performance Monitoring
Sentry is committed to helping developers fix broken code quickly and effectively. In this article, we’ll cover a range of intermediate to advanced techniques f...
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Next.js debugging: tips and techniques from dev to prod

Performance Monitoring
Debugging. It’s a critical skill for all developers. And when you’re building a dynamic, high-performance application with Next.js, Chrome DevTools, and console...
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Missing indexes are slowing down your database - here's how to find and fix them with Sentry

Performance Monitoring
Slow database queries drag down performance for both developers and users. They waste resources, slow down testing, and frustrate customers with laggy experienc...
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Debug Faster & Smarter with Session Replay

Performance Monitoring
As developers, we know that debugging can be a time-consuming process. Hunting down elusive bugs or trying to reproduce an issue based on vague user reports can...
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How I reduced an API call from >5 seconds to under 100ms

Performance Monitoring
Given that 100% of the databases I have interacted with in my professional career have been SQL databases, my data-based mental model (please enjoy my pun) has ...
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How to reduce TTFB

Performance Monitoring
TTFB (Time to First Byte) is a commonly used metric that measures the duration between a client's HTTP request and the receipt of the first byte of the server's...
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6 Common Causes of Application Performance Issues

Performance Monitoring
Application performance is critical for a seamless user experience, but all too often, developers find themselves struggling to pinpoint slowdowns. Understandin...
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How to debug, log, and monitor performance in Node.js

Performance Monitoring
You’re a good developer, that’s why when writing your Node.js application, you also wrote some unit tests to ensure your logic worked as expected. But what do y...
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What’s the difference between API Latency and API Response Time?

Performance Monitoring
Imagine waiting more than a few seconds for a page to load. Or even worse, imagine waiting more than a few seconds every time you perform any action in an app o...
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Observability and Tracing: How to Improve Your Debugging Workflow

Performance Monitoring
Having the right tools to support debugging is crucial for improving application performance and delivering an enhanced user experience. Traditional observabili...
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How I cut 22.3 seconds off an API Call using Trace View

Performance Monitoring
Dan Mindru is a Frontend Developer and Designer who is also the co-host of the Morning Maker Show. Dan is currently developing a number of applications includin...
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How I fixed my brutal TTFB

Performance Monitoring
Recently, I improved all my homepage Core Web Vitals by concentrating on improving just one metric: the Time to First Byte (TTFB). All it took was two small cha...
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Performance Monitoring for Every Developer: Web Vitals & Function Regression Issues

Performance Monitoring
Extracting relevant insights from your performance monitoring tool can be frustrating. You often get back more data than you need, making it difficult to connec...
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The New APM: Actionable, Affordable, and Actually Built For Developers

Performance Monitoring
The observability landscape - specifically your traditional Application Performance Monitoring (APM) offerings are failing modern-day developers. These legacy t...
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Profiling 101: Why profiling? (2/2)

Performance Monitoring
This is part 2 of a 2-part series on profiling. If you’re not yet familiar with the what profiling is, check out the first part in our series. Part 1: What is p...
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Profiling 101: What is profiling? (1/2)

Performance Monitoring
The performance of your app matters. From ensuring a good user experience to retaining users, performance makes a difference in your app’s success. Using the ri...
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