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Simon Wistow

VP Strategic Initiatives, Fastly

Simon is a co-founder at Fastly, where he helps lead strategic initiatives. Before helping found Fastly, Simon was a senior search engineer at Yahoo! Europe, LiveJournal, SixApart, Scribd, and then at social help desk company Zendesk. In a past life, he worked on R&D for a leading VFX Company doing films like the Harry Potter series, Troy, Kingdom of Heaven, Sunshine, and Wallace and Gromit. At one point he worked as a cowboy in Australia. Mostly because it seemed like a good idea at the time. Find him on Mastodon: @simonwistow@hachyderm.io

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How our solid-state drives result in cost savings for customers

Simon Wistow

Solid-State Drives (SSDs) are semiconductor-based storage devices that save persistent data by using NAND flash memory. See how Fastly manages caches with SSDs and how you can save.

Performance
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Deep Log Visibility Offered by Logentries | Fastly

Simon Wistow

Today Logentries released a Fastly Community Pack, which automatically sets up tags, saved queries, and visualizations in the Logentries dashboard to help Fastly customers get the most out of their real-time logs.

Using ESI, Part 2: Leveraging VCL and ESI to Use JSONP

Simon Wistow

In this post, I’m going to discuss how you can leverage ESI and VCL (Varnish Configuration Language, the domain-specific language that powers Fastly’s edge scripting capabilities) to use JSON responses, even when they’re loaded from another site. This is useful in many cases, including various analytics and social sharing instances.

Performance

Large File Delivery Improved with Streaming Miss Support | Fastly

Simon Wistow

Today, we’re excited to announce two related features that lower bandwidth costs and reduce origin load for Fastly customers, resulting in faster downloads for their users: Streaming Miss and Large File Support.

Streaming
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Learn More About Fastly Features With Inline Help

Simon Wistow

This week, we’re rolling out Inline Help, a new enhancement to our user interface that will make Fastly easier to use for new customers and seasoned experts.

Using ESI, Part 1: Simple Edge-Side Include

Simon Wistow

Fastly customers can use ESI to cache pages that contain both cacheable and uncacheable content (such as user-specific information).

Performance

More Advanced Security Features for Your Fastly Account

Simon Wistow

Security is one of our top priorities at Fastly. We recognize that having your account compromised could have a profoundly negative impact on your business, leaving you and your customers vulnerable and at risk. So, with enthusiastic feedback from our customers, we've been testing out ways to improve account security features. Today, we're pleased to release two-factor authentication and IP account access restrictions.

Security

Caching “Like” and “Share” Buttons

Simon Wistow

In a blog post about caching with tracking cookies, I explained how Fastly’s edge scripting language allows businesses to cache things that were previously uncacheable as well as send data back via our real-time logging system. But what happens when you need to cache something more complicated, such as a product that handles user interaction?

Performance

New Fastly Logging Features

Simon Wistow

Over the last few months, we’ve completely overhauled Fastly’s entire logging infrastructure to keep up with our ever-increasing traffic. In addition to improving efficiency and reliability, we added features to make it easier for our customers to integrate with the logging providers they already use.

Product

Introducing Version Diff

Simon Wistow

Since day one, we’ve baked the concept of versions right into our system at a fundamental level. We want customers to feel empowered to try new things and to be able to quickly roll them back or create a new version if changes are needed. We’ve brought DevOps best practices to our CDN.

Product

5 Ways to Optimize for Holiday Traffic

Simon Wistow

During the holiday season, which normally accounts for 20-40% of total sales annually, it's critical for e-retailers to provide their users with a smooth, responsive shopping experience. Recent research has shown that 40% of online shoppers will move to a competitor’s site if yours doesn't load in 3 seconds or less. In fact, about $3 billion in revenue is lost annually due to customers abandoning shopping carts on slow web sites. With that in mind, here are Fastly’s top 5 tips for optimizing and speeding up your site for the holidays.