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Performance

December 7

Using a powerful, modern CDN that provides instant cache invalidation and real-time analytics allows for edge-first application architectures that improve personalization, performance, and…

November 11

Serverless technology has been making developers’ lives easier for years, but those benefits had yet to extend to end users. This is the true promise of edge serverless — enabling developers…

November 2

Fastly Fiddle, our code playground tool, is a React single-page app that uses the excellent Monaco IDE component that powers VS Code. Problem is, Monaco is huge. And most uses of Fiddle are…

August 10

When it comes to the size of the encryption keys used in server certificates, bigger isn’t necessarily better. In this post, we explore why this is the case by examining the function of the…

June 30

Observability is hard. Distributed systems, dev and testing environments, and outside vendors all complicate the problem. With Compute@Edge, Fastly wants to make observability easier. Here’s…

June 29

Building our own compiler toolchain allows Compute@Edge to be both performant and secure. It also means we have to bring developers’ most-loved language into the fold in the right way.

June 10

Serving stale content not only lets you deliver the content users want more often, but also deliver predictable, professional, and helpful error content when origin servers cannot be reached…

April 30

While many of the people building and planning to use QUIC are eager to see wide deployment, there are concerns over whether QUIC can be as computationally efficient as TCP. We ran the tests…

April 17

HTTP/3 and QUIC aim to help the internet's so-called long-tail connections — connections that are most in need of improvement. What could that look like? For some, it could mean being able…

April 8

How is COVID-19 affecting internet performance? We analyzed regional and vertical trends and found that, despite COVID-19-related traffic increases, the internet is up to the challenge.

April 3

These crucial pieces of internet architecture — only widely adopted over the last 10 years — are creating the capacity for us to live, work, and learn from home in unprecedented conditions.

March 17

When using Fastly in front of Google Cloud Storage, cloud functions can enable purging of Fastly’s edge cloud platform instantly and selectively to ensure content updates are seen by users…