You may not know that the software your developers use can affect the success of your marketing activities. It’s within both teams’ interests to collaborate to ensure good performance.

A CDN not only shields your origin from spikes in traffic, but it also ensures speedy delivery of content. This helps you meet your users’ expectations when they visit your site, whether…

In this post and going forward, we’re going to take a step back, talk about the different types of content our customers are dealing with the most, and discuss how cacheable or uncacheable…

Reusing connections between your Varnish instance and your backends (origins) is a good idea for multiple reasons. If your Varnish is on the same network as your backends and you're doing…

We’re constantly monitoring our CDN’s performance from as many locations and network providers around the world as possible. Monitoring performance matters — not just for your servers and…

At the core of Fastly is Varnish, an open source web accelerator that’s designed for high-performance content delivery. Varnish is the key to being able to accelerate dynamic content, APIs…

The cache hit ratio (or hit ratio for short) is the ratio of hits to cacheable requests (hits and misses combined). There's also cache coverage, the ratio of cacheable requests to all…