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Performance Monitoring

Introducing webvitals.com: Find out what’s slowing down your site

Performance Monitoring
Developers don’t need another “run this tool, stare at a number, and feel bad about it” website. So we built something different. WebVitals helps you analyze, o...
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<100ms E-commerce: Instant loads with Speculation Rules API

Performance Monitoring
In e-commerce, we all know that speed = money. I know it, you know it, Amazon knows it, eBay knows it, Shopify knows it, everyone knows it. In this article we’l...
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Frontend JavaScript performance testing: A comprehensive guide

Performance Monitoring
When a page pauses for even a quarter-second users feel it, and many will tab away before the spinner stops. Front-end performance testing lets us spot those de...
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SvelteKit observability just got 10x better, and we’re here for it

Performance Monitoring
The Svelte Team recently announced full observability and tracing support for SvelteKit! This is great news for SvelteKit and Sentry users, since Sentry is alre...
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How to measure and fix latency with edge deployments and Sentry

Performance Monitoring
A 2017 study by Google, researchers found: As page load time goes from 1 to 3 seconds, the probability of bounce increases 32%. That was over 8 years ago. And l...
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React Native performance tactics: Modern strategies and tools

Performance Monitoring
This is a guest post by Simon Grimm, founder of Galaxies.dev, a platform dedicated to helping developers master React Native through hands-on courses, expert gu...
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How To Optimize ASP.NET Core Performance With Monitoring Tools

Performance Monitoring
Slow requests are never subtle. They clog your logs, grumble in your profilers, and surface the moment your PM walks by. ASP.NET Core gives you the basics: buil...
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Tracing Just Got a Whole Lot More Useful: Search, Visualize, and Alert with Sentry’s new Query Engine

Performance Monitoring
For a while, tracing in Sentry was... fine. You could open up a slow transaction, poke around, find the N+1, and feel like a hero. But if you wanted to answer m...
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Fixing Elusive Unity ANRs: How Amanotes Used Sentry to Cut Errors by 50%

Performance Monitoring
This is a guest post from Thuan Do The from Amanotes, a music game publisher who are using Sentry for their Unity game Duet Cats. In today’s mobile-first world,...
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Laravel just works. Now your performance monitoring does too.

Performance Monitoring
You remember that first time spinning up a Laravel app? Routes, auth, ORM, queues, all wired up without much effort. It’s one of the reasons Laravel feels produ...
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Laravel just works. Now your performance monitoring does too.

Performance Monitoring
You remember that first time spinning up a Laravel app? Routes, auth, ORM, queues, all wired up without much effort. It’s one of the reasons Laravel feels produ...
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Monitoring & Debugging a Checkout Flow in Flask & React

Performance Monitoring
When your checkout flow breaks, customers disappear faster than most ‘cutting-edge’ JS metaframeworks. Thankfully, setting up observability for your critical pa...
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Debug App Performance Down to the Function Call–Introducing Continuous Profiling & UI Profiling

Performance Monitoring
When something slows down in prod, it’s too easy to fall into old habits. Throw in a few more logs, ship some metrics, try to reproduce the issue locally, and m...
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AI-Powered Updates–Issue Grouping, Autofix, Anomaly Detection, and more

Performance Monitoring
What if you could not only find software issues you care about but also have the fix ready? We just introduced several updates that intelligently group new issu...
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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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Debuggability Explained - Monitoring & Observability in Your Workflow

Performance Monitoring
Monitoring tools are great at letting you know when something is broken and the overall impact. We should know, we make an error monitoring tool. Observability ...
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AI Application Insights with Sentry LLM Monitoring

Performance Monitoring
The data you need to monitor AI-powered applications differs from other parts of your tech stack. Whether you need to debug an error, improve performance, or be...
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INP, tracing, and mobile app starts: move faster and solve real user pain with Sentry Performance

Performance Monitoring
Today, we're making it even easier to find and solve user-impacting issues with three new Sentry Performance features: INP (Interaction to Next Paint) as a new ...
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