Performance

These articles describe how to adjust the performance of Fastly's services beyond standard configuration methods.

We think the mtr tool offers a great way to test network speed, evaluate performance, and perform connection diagnostics. The mtr tool…

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Compression can help you reduce the size of your assets so traffic can flow faster. You can use Fastly to compress data automatically on our…

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This guide describes how to enable HTTP/3 for your Fastly services. About HTTP/3 HTTP/3 uses a web transport protocol standard called QUIC…

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If you haven't enabled Segmented Caching , you may encounter the following failure modes when working with large objects. If you created…

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Fastly continuously monitors the performance and status of our global network . We constantly monitor the health of all its related…

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HTTP/2 server push allows you to set up rules that enable Fastly to pre-emptively load and then send responses to an HTTP/2-compliant client…

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Under normal circumstances, Fastly would consider these URLs different objects that are cached separately: http://example.com http://example…

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Fastly can automatically detect and, in real time, route around transient connection problems that occur when fetching content from your…

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Fastly can optionally serve stale content when there is a problem with your origin server or if new content is taking a long time to fetch…

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When fetching an object from the origin, the Streaming Miss feature ensures the response is streamed back to the client immediately and is…

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