Performance Monitoring

How to identify fetch waterfalls in React

Performance Monitoring
Fetch Waterfalls are scenarios where multiple requests are invoked in a sequential manner, not in parallel. This leads to some serious…
Read on

Custom Performance Metrics: Tips from Etsy’s Performance Team

Performance Monitoring
Geoff Graham is a frontend engineer, designer, and teacher. He is also a writer and editor for Smashing Magazine and often consults with…
Read on

Debugging slow pages caused by slow backends

Performance Monitoring
As a developer, what should your reaction be when someone says your website is slow to load? As long as you don’t say, “I just let my users…
Read on

Get Insights into backend infrastructure with Caches, Queues, Requests, & Queries

Performance Monitoring
To create exceptional products, developers need to understand the behavior of backed systems; however, we generally have the most control…
Read on

Debug Third-Party APIs with Requests

Performance Monitoring
The internet is basically just a bunch of websites calling each other. You make a call to some service, that service calls you back, and…
Read on

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…
Read on

Introducing Insights: Tailored debugging workflows for your application

Performance Monitoring
You’re seeing an unusually high number of 429 status codes, but your monitoring solution can’t tell you much beyond that. Typically, that’s…
Read on

Your bad LCP score might be a backend issue

Performance Monitoring
Largest Contentful Paint (LCP) is a Core Web Vital (CWV) metric that marks the point in the page load timeline where the main page content…
Read on

How to hack your Google Lighthouse scores in 2024

Performance Monitoring
Google Lighthouse has been one of the most effective ways to gamify and promote web page performance among developers. Using Lighthouse, we…
Read on

Don’t observe. Debug.

Performance Monitoring
The term “observability” is a strange one. We understand its value as a way to describe a sophisticated approach to monitoring complex…
Read on

The Forensics Of React Server Components (RSCs)

Performance Monitoring
In this article, we’re going to look deeply at React Server Components (RSCs). They are the latest innovation in React’s ecosystem…
Read on

5 easy tips to improve your personal website performance

Performance Monitoring
If you’re a developer, you need a personal website. While billionaire-owned, algorithm-based social media platforms arbitrarily decide what…
Read on

How I fixed my brutal TTFB

Performance Monitoring
Here's how two small changes improved the TTFB of my website homepage by over 80%.
Read on

Improving INP and FID with production profiling

Performance Monitoring
On March 12 Google began promoting INP (Interaction to Next Paint) into a Core Web Vital metric in an effort to push performance beyond page…
Read on

Low effort image optimization tips

Performance Monitoring
“A picture is worth a thousand words”. So if a picture takes more than 4 seconds to load, does it mean that your website’s content fails to communicate a thousand words? In this blog post, we’ll learn how to identify unoptimized images, how to fix them, and how to validate the fix — so your website can speak volumes with highly-optimized images.
Read on

What is INP and why you should care

Performance Monitoring
Learn about INP: the new Core Web Vital that's replacing FID, and how you can optimize your websites for performance today.
Read on

Fix your actual slow-loading assets with Resource Monitoring

Performance Monitoring
Slow-loading assets on your web pages can lead to frustrated users, high bounce rates, and lost conversions. For the vast majority of…
Read on

The New APM: Actionable, Affordable, and Actually Built For Developers

Performance Monitoring
You shouldn’t need a Ph.D. in your APM tool to understand the performance of your application. Sentry’s new approach to application monitoring is focused on being actionable, affordable, and *is actually* built for developers. Learn how we're redefining the future of APM.
Read on
Go to Next Page
© 2024 • Sentry is a registered Trademark
of Functional Software, Inc.